diff options
Diffstat (limited to 'source/Game')
57 files changed, 0 insertions, 12105 deletions
diff --git a/source/Game/App.cpp b/source/Game/App.cpp deleted file mode 100644 index 45a7545..0000000 --- a/source/Game/App.cpp +++ /dev/null @@ -1,149 +0,0 @@ -#include "App.hpp" - -#include <string> -#include <utility> - -using namespace std::literals; - -App::App() - : mActiveCamera{ &mMainCamera } { - auto& worldRoot = mWorld.GetRoot(); - - constexpr int kPlayerCount = 2; - for (int i = 0; i < kPlayerCount; ++i) { - auto player = new Player(&mWorld, i); - worldRoot.AddChild(player); - mPlayers.push_back(player); - }; - -#if defined(BRUSSEL_DEV_ENV) - SetGameRunning(false); - SetEditorVisible(true); -#else - SetGameRunning(true); -#endif - - mMainCamera.name = "Main Camera"s; - mMainCamera.SetEyePos(glm::vec3(0, 0, 1)); - mMainCamera.SetTargetDirection(glm::vec3(0, 0, -1)); - mMainCamera.SetHasPerspective(false); -} - -App::~App() { -} - -Camera* App::GetActiveCamera() const { - return mActiveCamera; -} - -void App::BindActiveCamera(Camera* camera) { - mActiveCamera = camera; -} - -void App::UnbindActiveCamera() { - mActiveCamera = &mMainCamera; -} - -bool App::IsGameRunning() const { - return mGameRunning; -} - -void App::SetGameRunning(bool running) { - if (mGameRunning != running) { - mGameRunning = running; - if (running) { - mWorld.Awaken(); - } else { - mWorld.Resleep(); - } - } -} - -bool App::IsEditorVisible() const { - return mEditorVisible; -} - -void App::SetEditorVisible(bool visible) { - if (mEditorVisible != visible) { - if (visible) { -#if BRUSSEL_ENABLE_EDITOR - mEditorVisible = true; - if (mEditor == nullptr) { - mEditor = IEditor::CreateInstance(this); - } -#endif - } else { - mEditorVisible = false; - } - } -} - -void App::Show() { - if (mEditorVisible) { - mEditor->Show(); - } -} - -void App::Update() { - if (IsGameRunning()) { - mWorld.Update(); - } -} - -void App::Draw(float currentTime, float deltaTime) { - mWorldRenderer.BeginFrame(*mActiveCamera, currentTime, deltaTime); - - PodVector<GameObject*> stack; - stack.push_back(&mWorld.GetRoot()); - - while (!stack.empty()) { - auto obj = stack.back(); - stack.pop_back(); - - for (auto child : obj->GetChildren()) { - stack.push_back(child); - } - - auto renderObjects = obj->GetRenderObjects(); - mWorldRenderer.Draw(renderObjects.data(), obj, renderObjects.size()); - } - - mWorldRenderer.EndFrame(); -} - -void App::HandleMouse(int button, int action) { -} - -void App::HandleMouseMotion(double xOff, double yOff) { -} - -void App::HandleKey(GLFWkeyboard* keyboard, int key, int action) { - if (!mKeyCaptureCallbacks.empty()) { - auto& callback = mKeyCaptureCallbacks.front(); - bool remove = callback(key, action); - if (remove) { - mKeyCaptureCallbacks.pop_front(); - } - } - - switch (key) { - case GLFW_KEY_F3: { - if (action == GLFW_PRESS) { - SetEditorVisible(!IsEditorVisible()); - } - return; - } - } - - for (auto& player : mPlayers) { - for (auto playerKeyboard : player->boundKeyboards) { - if (playerKeyboard == keyboard) { - player->HandleKeyInput(key, action); - } - } - } -} - -void App::PushKeyCaptureCallback(KeyCaptureCallback callback) { - mKeyCaptureCallbacks.push_back(std::move(callback)); -} diff --git a/source/Game/App.hpp b/source/Game/App.hpp deleted file mode 100644 index c73c5a1..0000000 --- a/source/Game/App.hpp +++ /dev/null @@ -1,62 +0,0 @@ -#pragma once - -#include "Camera.hpp" -#include "EditorCore.hpp" -#include "Player.hpp" -#include "PodVector.hpp" -#include "Renderer.hpp" -#include "World.hpp" - -#define GLFW_INCLUDE_NONE -#include <GLFW/glfw3.h> - -#include <deque> -#include <functional> -#include <memory> -#include <vector> - -using KeyCaptureCallback = std::function<bool(int, int)>; - -class App { -private: - std::deque<KeyCaptureCallback> mKeyCaptureCallbacks; - PodVector<Player*> mPlayers; - std::unique_ptr<IEditor> mEditor; - GameWorld mWorld; - Renderer mWorldRenderer; - Camera mMainCamera; - Camera* mActiveCamera; - // NOTE: should only be true when mEditor != nullptr - bool mEditorVisible = false; - bool mGameRunning = false; - -public: - App(); - ~App(); - - IEditor* GetEditor() { return mEditor.get(); } - GameWorld* GetWorld() { return &mWorld; } - Renderer* GetWorldRenderer() { return &mWorldRenderer; } - - Camera* GetActiveCamera() const; - void BindActiveCamera(Camera* camera); - void UnbindActiveCamera(); - - bool IsGameRunning() const; - void SetGameRunning(bool running); - - bool IsEditorVisible() const; - void SetEditorVisible(bool visible); - - // Do ImGui calls - void Show(); - // Do regular calls - void Update(); - void Draw(float currentTime, float deltaTime); - - void HandleMouse(int button, int action); - void HandleMouseMotion(double xOff, double yOff); - void HandleKey(GLFWkeyboard* keyboard, int key, int action); - - void PushKeyCaptureCallback(KeyCaptureCallback callback); -}; diff --git a/source/Game/AppConfig.hpp b/source/Game/AppConfig.hpp deleted file mode 100644 index 794bee5..0000000 --- a/source/Game/AppConfig.hpp +++ /dev/null @@ -1,26 +0,0 @@ -#pragma once - -#include <imgui.h> -#include <filesystem> -#include <string> - -namespace AppConfig { -constexpr std::string_view kAppName = "ProjectBrussel"; -// Since kAppName is initialized by a C string literal, we know it's null termianted -constexpr const char* kAppNameC = kAppName.data(); - -inline float mainWindowWidth; -inline float mainWindowHeight; -inline float mainWindowAspectRatio; - -// TODO add a bold font -inline ImFont* fontRegular = nullptr; -inline ImFont* fontBold = nullptr; - -// Duplicate each as path and string so that on non-UTF-8 platforms (e.g. Windows) we can easily do string manipulation on the paths -// NOTE: even though non-const, these should not be modified outside of main() -inline std::filesystem::path dataDirPath; -inline std::string dataDir; -inline std::filesystem::path assetDirPath; -inline std::string assetDir; -} // namespace AppConfig diff --git a/source/Game/Camera.cpp b/source/Game/Camera.cpp deleted file mode 100644 index 39f0369..0000000 --- a/source/Game/Camera.cpp +++ /dev/null @@ -1,46 +0,0 @@ -#include "Camera.hpp" - -#include "AppConfig.hpp" - -#include <glm/gtc/matrix_transform.hpp> - -Camera::Camera() - : eye(0.0f, 0.0f, 0.0f) - , target(0.0, 0.0f, -2.0f) - , pixelsPerMeter{ 50.0f } // Basic default - , fov{ M_PI / 4 } // 45deg is the convention - , perspective{ false } // -{ -} - -void Camera::SetEyePos(glm::vec3 pos) { - auto lookVector = this->target - /*Old pos*/ this->eye; - this->eye = pos; - this->target = pos + lookVector; -} - -void Camera::SetTargetPos(glm::vec3 pos) { - this->target = pos; -} - -void Camera::SetTargetDirection(glm::vec3 lookVector) { - this->target = this->eye + lookVector; -} - -void Camera::SetHasPerspective(bool perspective) { - this->perspective = perspective; -} - -glm::mat4 Camera::CalcViewMatrix() const { - return glm::lookAt(eye, target, glm::vec3(0, 1, 0)); -} - -glm::mat4 Camera::CalcProjectionMatrix() const { - if (perspective) { - return glm::perspective(fov, AppConfig::mainWindowAspectRatio, 0.1f, 1000.0f); - } else { - float widthMeters = AppConfig::mainWindowWidth / pixelsPerMeter; - float heightMeters = AppConfig::mainWindowHeight / pixelsPerMeter; - return glm::ortho(-widthMeters / 2, +widthMeters / 2, -heightMeters / 2, +heightMeters / 2); - } -} diff --git a/source/Game/Camera.hpp b/source/Game/Camera.hpp deleted file mode 100644 index 7bf0a6c..0000000 --- a/source/Game/Camera.hpp +++ /dev/null @@ -1,35 +0,0 @@ -#pragma once - -#include <glm/glm.hpp> -#include <string> - -class Camera { -public: - std::string name; - glm::vec3 eye; - glm::vec3 target; - - // --- Orthographic settings --- - float pixelsPerMeter; - // --- Orthographic settings --- - - // ---- Perspective settings --- - /// In radians - float fov; - // ---- Perspective settings --- - - bool perspective; - -public: - Camera(); - - void SetEyePos(glm::vec3 pos); - void SetTargetPos(glm::vec3 pos); - void SetTargetDirection(glm::vec3 lookVector); - - bool HasPerspective() const { return perspective; } - void SetHasPerspective(bool perspective); - - glm::mat4 CalcViewMatrix() const; - glm::mat4 CalcProjectionMatrix() const; -}; diff --git a/source/Game/CommonVertexIndex.cpp b/source/Game/CommonVertexIndex.cpp deleted file mode 100644 index 786274e..0000000 --- a/source/Game/CommonVertexIndex.cpp +++ /dev/null @@ -1,152 +0,0 @@ -#include "CommonVertexIndex.hpp" - -template <class TNumber> -static void AssignIndices(TNumber indices[6], TNumber startIdx) { - // Triangle #1 - indices[0] = startIdx + 1; // Top right - indices[1] = startIdx + 0; // Top left - indices[2] = startIdx + 3; // Bottom left - // Triangle #2 - indices[3] = startIdx + 1; // Top right - indices[4] = startIdx + 3; // Bottom left - indices[5] = startIdx + 2; // Bottom right -} - -template <class TNumber> -static void AssignIndices(TNumber indices[6], TNumber topLeft, TNumber topRight, TNumber bottomRight, TNumber bottomLeft) { - // Triangle #1 - indices[0] = topRight; - indices[1] = topLeft; - indices[2] = bottomLeft; - // Triangle #2 - indices[3] = topRight; - indices[4] = bottomLeft; - indices[5] = bottomRight; -} - -template <class TVertex> -static void AssignPositions(TVertex vertices[4], const Rect<float>& rect) { - // Top left - vertices[0].x = rect.x0(); - vertices[0].y = rect.y0(); - // Top right - vertices[1].x = rect.x1(); - vertices[1].y = rect.y0(); - // Bottom right - vertices[2].x = rect.x1(); - vertices[2].y = rect.y1(); - // Bottom left - vertices[3].x = rect.x0(); - vertices[3].y = rect.y1(); -} - -template <class TVertex> -static void AssignPositions(TVertex vertices[4], glm::vec2 bl, glm::vec2 tr) { - // Top left - vertices[0].x = bl.x; - vertices[0].y = tr.y; - // Top right - vertices[1].x = tr.x; - vertices[1].y = tr.y; - // Bottom right - vertices[2].x = tr.x; - vertices[2].y = bl.y; - // Bottom left - vertices[3].x = bl.x; - vertices[3].y = bl.y; -} - -template <class TVertex> -static void AssignDepths(TVertex vertices[4], float z) { - for (int i = 0; i < 4; ++i) { - auto& vert = vertices[i]; - vert.z = z; - } -} - -template <class TVertex> -static void AssignTexCoords(TVertex vertices[4], const Subregion& texcoords) { - // Top left - vertices[0].u = texcoords.u0; - vertices[0].v = texcoords.v1; - // Top right - vertices[1].u = texcoords.u1; - vertices[1].v = texcoords.v1; - // Bottom right - vertices[2].u = texcoords.u1; - vertices[2].v = texcoords.v0; - // Bottom left - vertices[3].u = texcoords.u0; - vertices[3].v = texcoords.v0; -} - -template <class TVertex> -static void AssignColors(TVertex vertices[4], RgbaColor color) { - for (int i = 0; i < 4; ++i) { - auto& vert = vertices[i]; - vert.r = color.r; - vert.g = color.g; - vert.b = color.b; - vert.a = color.a; - } -} - -void Index_U16::Assign(uint16_t indices[6], uint16_t startIdx) { - ::AssignIndices(indices, startIdx); -} - -void Index_U16::Assign(uint16_t indices[6], uint16_t startIdx, uint16_t topLeft, uint16_t topRight, uint16_t bottomRight, uint16_t bottomLeft) { - ::AssignIndices<uint16_t>(indices, startIdx + topLeft, startIdx + topRight, startIdx + bottomRight, startIdx + bottomLeft); -} - -void Index_U16::Assign(uint16_t indices[6], uint16_t topLeft, uint16_t topRight, uint16_t bottomRight, uint16_t bottomLeft) { - ::AssignIndices<uint16_t>(indices, topLeft, topRight, bottomRight, bottomLeft); -} - -void Index_U32::Assign(uint32_t indices[6], uint32_t startIdx) { - ::AssignIndices(indices, startIdx); -} - -void Index_U32::Assign(uint32_t indices[6], uint32_t startIdx, uint32_t topLeft, uint32_t topRight, uint32_t bottomRight, uint32_t bottomLeft) { - ::AssignIndices<uint32_t>(indices, startIdx + topLeft, startIdx + topRight, startIdx + bottomRight, startIdx + bottomLeft); -} - -void Index_U32::Assign(uint32_t indices[6], uint32_t topLeft, uint32_t topRight, uint32_t bottomRight, uint32_t bottomLeft) { - ::AssignIndices<uint32_t>(indices, topLeft, topRight, bottomRight, bottomLeft); -} - -void Vertex_PC::Assign(Vertex_PC vertices[4], const Rect<float>& rect) { - ::AssignPositions(vertices, rect); -} - -void Vertex_PC::Assign(Vertex_PC vertices[4], glm::vec2 bottomLeft, glm::vec2 topRight) { - ::AssignPositions(vertices, bottomLeft, topRight); -} - -void Vertex_PC::Assign(Vertex_PC vertices[4], float z) { - ::AssignDepths(vertices, z); -} - -void Vertex_PC::Assign(Vertex_PC vertices[4], RgbaColor color) { - ::AssignColors(vertices, color); -} - -void Vertex_PTC::Assign(Vertex_PTC vertices[4], const Rect<float>& rect) { - ::AssignPositions(vertices, rect); -} - -void Vertex_PTC::Assign(Vertex_PTC vertices[4], glm::vec2 bottomLeft, glm::vec2 topRight) { - ::AssignPositions(vertices, bottomLeft, topRight); -} - -void Vertex_PTC::Assign(Vertex_PTC vertices[4], float z) { - ::AssignDepths(vertices, z); -} - -void Vertex_PTC::Assign(Vertex_PTC vertices[4], const Subregion& texcoords) { - ::AssignTexCoords(vertices, texcoords); -} - -void Vertex_PTC::Assign(Vertex_PTC vertices[4], RgbaColor color) { - ::AssignColors(vertices, color); -} diff --git a/source/Game/CommonVertexIndex.hpp b/source/Game/CommonVertexIndex.hpp deleted file mode 100644 index adb81b6..0000000 --- a/source/Game/CommonVertexIndex.hpp +++ /dev/null @@ -1,76 +0,0 @@ -#pragma once - -#include "Color.hpp" -#include "RcPtr.hpp" -#include "Rect.hpp" -#include "Texture.hpp" -#include "VertexIndex.hpp" - -#include <cstdint> - -// Initialized in main() -inline RcPtr<VertexFormat> gVformatStandard{}; -inline RcPtr<VertexFormat> gVformatStandardSplit{}; - -// Suffixes: -// - _P_osition -// - _T_exture coordiantes -// - _C_olor -// - _N_ormal -// When an number is attached to some suffix, it means there are N number of this element - -struct Index_U16 { - uint16_t value; - - static void Assign(uint16_t indices[6], uint16_t startIdx); - static void Assign(uint16_t indices[6], uint16_t startIdx, uint16_t topLeft, uint16_t topRight, uint16_t bottomRight, uint16_t bottomLeft); - static void Assign(uint16_t indices[6], uint16_t topLeft, uint16_t topRight, uint16_t bottomRight, uint16_t bottomLeft); -}; - -struct Index_U32 { - uint32_t value; - - static void Assign(uint32_t indices[6], uint32_t startIdx); - static void Assign(uint32_t indices[6], uint32_t startIdx, uint32_t topLeft, uint32_t topRight, uint32_t bottomRight, uint32_t bottomLeft); - static void Assign(uint32_t indices[6], uint32_t topLeft, uint32_t topRight, uint32_t bottomRight, uint32_t bottomLeft); -}; - -struct Vertex_PC { - float x, y, z; - uint8_t r, g, b, a; - - /// Assumes the 4 vertices come in TL, TR, BR, BL order. - static void Assign(Vertex_PC vertices[4], const Rect<float>& rect); - /// Assign position in regular cartesian coordinate space (x increases from left to right, y increases from top to bottom). - /// Assumes the 4 vertices come in TL, TR, BR, BL order. - static void Assign(Vertex_PC vertices[4], glm::vec2 bottomLeft, glm::vec2 topRight); - /// Assumes the 4 vertices come in TL, TR, BR, BL order. - static void Assign(Vertex_PC vertices[4], float z); - /// Assumes the 4 vertices come in TL, TR, BR, BL order. - static void Assign(Vertex_PC vertices[4], RgbaColor color); -}; - -struct Vertex_PTC { - float x, y, z; - float u, v; - uint8_t r, g, b, a; - - /// Assumes the 4 vertices come in TL, TR, BR, BL order. - static void Assign(Vertex_PTC vertices[4], const Rect<float>& rect); - /// Assign position in regular cartesian coordinate space (x increases from left to right, y increases from top to bottom). - /// Assumes the 4 vertices come in TL, TR, BR, BL order. - static void Assign(Vertex_PTC vertices[4], glm::vec2 bottomLeft, glm::vec2 topRight); - /// Assumes the 4 vertices come in TL, TR, BR, BL order. - static void Assign(Vertex_PTC vertices[4], float z); - /// Assumes the 4 vertices come in TL, TR, BR, BL order. - static void Assign(Vertex_PTC vertices[4], const Subregion& uvs); - /// Assumes the 4 vertices come in TL, TR, BR, BL order. - static void Assign(Vertex_PTC vertices[4], RgbaColor color); -}; - -struct Vertex_PTNC { - float x, y, z; - float nx, ny, nz; - float u, v; - uint8_t r, g, b, a; -}; diff --git a/source/Game/EditorAccessories.cpp b/source/Game/EditorAccessories.cpp deleted file mode 100644 index 08d08ec..0000000 --- a/source/Game/EditorAccessories.cpp +++ /dev/null @@ -1,6 +0,0 @@ -#include "EditorAccessories.hpp" - -#include <imgui.h> - -void EditorSettings::Show() { -} diff --git a/source/Game/EditorAccessories.hpp b/source/Game/EditorAccessories.hpp deleted file mode 100644 index 687b509..0000000 --- a/source/Game/EditorAccessories.hpp +++ /dev/null @@ -1,6 +0,0 @@ -#pragma once - -class EditorSettings { -public: - void Show(); -}; diff --git a/source/Game/EditorAttachment.hpp b/source/Game/EditorAttachment.hpp deleted file mode 100644 index 61b824b..0000000 --- a/source/Game/EditorAttachment.hpp +++ /dev/null @@ -1,12 +0,0 @@ -#pragma once - -#include <string> - -class EditorAttachment { -public: - std::string name; - -public: - EditorAttachment(); - virtual ~EditorAttachment() = default; -}; diff --git a/source/Game/EditorAttachmentImpl.cpp b/source/Game/EditorAttachmentImpl.cpp deleted file mode 100644 index b09c133..0000000 --- a/source/Game/EditorAttachmentImpl.cpp +++ /dev/null @@ -1,23 +0,0 @@ -#include "EditorAttachmentImpl.hpp" -#include "EditorAttachment.hpp" - -#include <Metadata.hpp> - -EditorAttachment::EditorAttachment() { -} - -std::unique_ptr<EditorAttachment> EaGameObject::Create(GameObject* object) { - EaGameObject* result; - - auto kind = object->GetKind(); - switch (kind) { - case GameObject::KD_Player: result = new EaPlayer(); break; - case GameObject::KD_LevelWrapper: result = new EaLevelWrapper(); break; - - default: result = new EaGameObject(); break; - } - - result->name = Metadata::EnumToString(kind); - result->eulerAnglesRotation = glm::eulerAngles(object->GetRotation()); - return std::unique_ptr<EditorAttachment>(result); -} diff --git a/source/Game/EditorAttachmentImpl.hpp b/source/Game/EditorAttachmentImpl.hpp deleted file mode 100644 index 53bcd37..0000000 --- a/source/Game/EditorAttachmentImpl.hpp +++ /dev/null @@ -1,34 +0,0 @@ -#pragma once - -#include "EditorAttachment.hpp" -#include "GameObject.hpp" -#include "Material.hpp" -#include "Player.hpp" -#include "Sprite.hpp" - -#include <memory> - -class EaGameObject : public EditorAttachment { -public: - // NOTE: in degrees - glm::vec3 eulerAnglesRotation; - -public: - static std::unique_ptr<EditorAttachment> Create(GameObject* object); -}; - -class EaPlayer : public EaGameObject { -public: - RcPtr<IresSpritesheet> confSprite; - RcPtr<IresMaterial> confMaterial; -}; - -class EaLevelWrapper : public EaGameObject { -public: -}; - -class EaIresObject : public EditorAttachment { -public: - std::string nameEditingScratch; - bool isEditingName = false; -}; diff --git a/source/Game/EditorCommandPalette.cpp b/source/Game/EditorCommandPalette.cpp deleted file mode 100644 index 0e7b894..0000000 --- a/source/Game/EditorCommandPalette.cpp +++ /dev/null @@ -1,406 +0,0 @@ -#include "EditorCommandPalette.hpp" - -#include "AppConfig.hpp" -#include "EditorUtils.hpp" -#include "FuzzyMatch.hpp" -#include "Utils.hpp" - -#include <GLFW/glfw3.h> -#include <imgui.h> -#include <misc/cpp/imgui_stdlib.h> -#include <algorithm> -#include <limits> -#include <utility> - -#define IMGUI_DEFINE_MATH_OPERATORS -#include <imgui_internal.h> - -using namespace std::literals; - -bool EditorCommandExecuteContext::IsInitiated() const { - return mCommand != nullptr; -} - -const EditorCommand* EditorCommandExecuteContext::GetCurrentCommand() const { - return mCommand; -} - -void EditorCommandExecuteContext::Initiate(const EditorCommand& command) { - if (mCommand == nullptr) { - mCommand = &command; - } -} - -void EditorCommandExecuteContext::Prompt(std::vector<std::string> options) { - assert(mCommand != nullptr); - mCurrentOptions = std::move(options); - ++mDepth; -} - -void EditorCommandExecuteContext::Finish() { - assert(mCommand != nullptr); - mCommand = nullptr; - mCurrentOptions.clear(); - mDepth = 0; -} - -int EditorCommandExecuteContext::GetExecutionDepth() const { - return mDepth; -} - -struct EditorCommandPalette::SearchResult { - int itemIndex; - int score; - int matchCount; - uint8_t matches[32]; -}; - -struct EditorCommandPalette::Item { - bool hovered = false; - bool held = false; -}; - -EditorCommandPalette::EditorCommandPalette() = default; -EditorCommandPalette::~EditorCommandPalette() = default; - -namespace P6503_UNITY_ID { -std::string MakeCommandName(std::string_view category, std::string_view name) { - std::string result; - constexpr auto infix = ": "sv; - result.reserve(category.size() + infix.size() + name.size()); - result.append(category); - result.append(infix); - result.append(name); - return result; -} -} // namespace P6503_UNITY_ID - -void EditorCommandPalette::AddCommand(std::string_view category, std::string_view name, EditorCommand command) { - command.name = P6503_UNITY_ID::MakeCommandName(category, name); - - auto location = std::lower_bound( - mCommands.begin(), - mCommands.end(), - command, - [](const EditorCommand& a, const EditorCommand& b) -> bool { - return a.name < b.name; - }); - auto iter = mCommands.insert(location, std::move(command)); - - InvalidateSearchResults(); -} - -void EditorCommandPalette::RemoveCommand(std::string_view category, std::string_view name) { - auto commandName = P6503_UNITY_ID::MakeCommandName(category, name); - RemoveCommand(commandName); -} - -void EditorCommandPalette::RemoveCommand(const std::string& commandName) { - struct Comparator { - bool operator()(const EditorCommand& command, const std::string& str) const { - return command.name < str; - } - - bool operator()(const std::string& str, const EditorCommand& command) const { - return str < command.name; - } - }; - - auto range = std::equal_range(mCommands.begin(), mCommands.end(), commandName, Comparator{}); - mCommands.erase(range.first, range.second); - - InvalidateSearchResults(); -} - -void EditorCommandPalette::Show(bool* open) { - // Center window horizontally, align top vertically - ImGui::SetNextWindowPos(ImVec2(ImGui::GetMainViewport()->Size.x / 2, 0), ImGuiCond_Always, ImVec2(0.5f, 0.0f)); - ImGui::SetNextWindowSizeRelScreen(0.3f, 0.0f); - - ImGui::Begin("Command Palette", open, ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoTitleBar); - float width = ImGui::GetWindowContentRegionMax().x - ImGui::GetWindowContentRegionMin().x; - - if (!ImGui::IsWindowFocused(ImGuiFocusedFlags_ChildWindows) || mShouldCloseNextFrame) { - // Close popup when user unfocused the command palette window (clicking elsewhere) - // or some action requested closing this window - mShouldCloseNextFrame = false; - if (open) { - *open = false; - } - } - - if (ImGui::IsWindowAppearing() || mFocusSearchBox) { - mFocusSearchBox = false; - - // Focus the search box when user first brings command palette window up - // Note: this only affects the next frame - ImGui::SetKeyboardFocusHere(0); - } - ImGui::SetNextItemWidth(width); - if (ImGui::InputText("##", &mSearchText)) { - // Search string updated, update search results - - mFocusedItemId = 0; - mSearchResults.clear(); - - size_t itemCount; - if (mExeCtx.GetExecutionDepth() == 0) { - itemCount = mCommands.size(); - } else { - itemCount = mExeCtx.mCurrentOptions.size(); - } - - for (size_t i = 0; i < itemCount; ++i) { - const char* text; - if (mExeCtx.GetExecutionDepth() == 0) { - text = mCommands[i].name.c_str(); - } else { - text = mExeCtx.mCurrentOptions[i].c_str(); - } - - SearchResult result{ - .itemIndex = (int)i, - }; - if (FuzzyMatch::Search(mSearchText.c_str(), text, result.score, result.matches, std::size(result.matches), result.matchCount)) { - mSearchResults.push_back(result); - } - } - - std::sort( - mSearchResults.begin(), - mSearchResults.end(), - [](const SearchResult& a, const SearchResult& b) -> bool { - // We want the biggest element first - return a.score > b.score; - }); - } - - ImGui::BeginChild("SearchResults", ImVec2(width, 300), false, ImGuiWindowFlags_AlwaysAutoResize); - auto window = ImGui::GetCurrentWindow(); - - auto& io = ImGui::GetIO(); - auto dlSharedData = ImGui::GetDrawListSharedData(); - - auto textColor = ImGui::GetColorU32(ImGuiCol_Text); - auto itemHoveredColor = ImGui::GetColorU32(ImGuiCol_HeaderHovered); - auto itemActiveColor = ImGui::GetColorU32(ImGuiCol_HeaderActive); - auto itemSelectedColor = ImGui::GetColorU32(ImGuiCol_Header); - - int itemCount = GetItemCount(); - if (mItems.size() < itemCount) { - mItems.resize(itemCount); - } - - // Flag used to delay item selection until after the loop ends - bool selectFocusedItem = false; - for (size_t i = 0; i < itemCount; ++i) { - auto id = window->GetID(static_cast<int>(i)); - - ImVec2 size{ - ImGui::GetContentRegionAvail().x, - dlSharedData->Font->FontSize, - }; - ImRect rect{ - window->DC.CursorPos, - window->DC.CursorPos + ImGui::CalcItemSize(size, 0.0f, 0.0f), - }; - - bool& hovered = mItems[i].hovered; - bool& held = mItems[i].held; - if (held && hovered) { - window->DrawList->AddRectFilled(rect.Min, rect.Max, itemActiveColor); - } else if (hovered) { - window->DrawList->AddRectFilled(rect.Min, rect.Max, itemHoveredColor); - } else if (mFocusedItemId == i) { - window->DrawList->AddRectFilled(rect.Min, rect.Max, itemSelectedColor); - } - - auto item = GetItem(i); - if (item.indexType == SearchResultIndex) { - // Iterating search results: draw text with highlights at matched chars - - auto& searchResult = mSearchResults[i]; - auto textPos = window->DC.CursorPos; - int rangeBegin; - int rangeEnd; - int lastRangeEnd = 0; - - auto DrawCurrentRange = [&]() -> void { - if (rangeBegin != lastRangeEnd) { - // Draw normal text between last highlighted range end and current highlighted range start - auto begin = item.text + lastRangeEnd; - auto end = item.text + rangeBegin; - window->DrawList->AddText(textPos, textColor, begin, end); - - auto segmentSize = dlSharedData->Font->CalcTextSizeA(dlSharedData->Font->FontSize, std::numeric_limits<float>::max(), 0.0f, begin, end); - textPos.x += segmentSize.x; - } - - auto begin = item.text + rangeBegin; - auto end = item.text + rangeEnd; - window->DrawList->AddText(AppConfig::fontBold, AppConfig::fontBold->FontSize, textPos, textColor, begin, end); - - auto segmentSize = AppConfig::fontBold->CalcTextSizeA(AppConfig::fontBold->FontSize, std::numeric_limits<float>::max(), 0.0f, begin, end); - textPos.x += segmentSize.x; - }; - - assert(searchResult.matchCount >= 1); - rangeBegin = searchResult.matches[0]; - rangeEnd = rangeBegin; - - int lastCharIdx = -1; - for (int j = 0; j < searchResult.matchCount; ++j) { - int charIdx = searchResult.matches[j]; - - if (charIdx == lastCharIdx + 1) { - // These 2 indices are equal, extend our current range by 1 - ++rangeEnd; - } else { - DrawCurrentRange(); - lastRangeEnd = rangeEnd; - rangeBegin = charIdx; - rangeEnd = charIdx + 1; - } - - lastCharIdx = charIdx; - } - - // Draw the remaining range (if any) - if (rangeBegin != rangeEnd) { - DrawCurrentRange(); - } - - // Draw the text after the last range (if any) - window->DrawList->AddText(textPos, textColor, item.text + rangeEnd); // Draw until \0 - } else { - // Iterating everything else: draw text as-is, there is no highlights - - window->DrawList->AddText(window->DC.CursorPos, textColor, item.text); - } - - ImGui::ItemSize(rect); - if (!ImGui::ItemAdd(rect, id)) { - continue; - } - if (ImGui::ButtonBehavior(rect, id, &hovered, &held)) { - mFocusedItemId = i; - selectFocusedItem = true; - } - } - - if (ImGui::IsKeyPressed(GLFW_KEY_UP)) { - mFocusedItemId = std::max(mFocusedItemId - 1, 0); - } else if (ImGui::IsKeyPressed(GLFW_KEY_DOWN)) { - mFocusedItemId = std::min(mFocusedItemId + 1, itemCount - 1); - } - if (ImGui::IsKeyPressed(GLFW_KEY_ENTER) || selectFocusedItem) { - SelectFocusedItem(); - } - - ImGui::EndChild(); - - ImGui::End(); -} - -size_t EditorCommandPalette::GetItemCount() const { - int depth = mExeCtx.GetExecutionDepth(); - if (depth == 0) { - if (mSearchText.empty()) { - return mCommands.size(); - } else { - return mSearchResults.size(); - } - } else { - if (mSearchText.empty()) { - return mExeCtx.mCurrentOptions.size(); - } else { - return mSearchResults.size(); - } - } -} - -EditorCommandPalette::ItemInfo EditorCommandPalette::GetItem(size_t idx) const { - ItemInfo option; - - int depth = mExeCtx.GetExecutionDepth(); - if (depth == 0) { - if (mSearchText.empty()) { - option.text = mCommands[idx].name.c_str(); - option.command = &mCommands[idx]; - option.itemId = idx; - option.indexType = DirectIndex; - } else { - auto id = mSearchResults[idx].itemIndex; - option.text = mCommands[id].name.c_str(); - option.command = &mCommands[id]; - option.itemId = id; - option.indexType = SearchResultIndex; - } - option.itemType = CommandItem; - } else { - assert(mExeCtx.GetCurrentCommand() != nullptr); - if (mSearchText.empty()) { - option.text = mExeCtx.mCurrentOptions[idx].c_str(); - option.command = mExeCtx.GetCurrentCommand(); - option.itemId = idx; - option.indexType = DirectIndex; - } else { - auto id = mSearchResults[idx].itemIndex; - option.text = mExeCtx.mCurrentOptions[id].c_str(); - option.command = mExeCtx.GetCurrentCommand(); - option.itemId = id; - option.indexType = SearchResultIndex; - } - option.itemType = CommandOptionItem; - } - - return option; -} - -void EditorCommandPalette::SelectFocusedItem() { - if (mFocusedItemId < 0 || mFocusedItemId >= GetItemCount()) { - return; - } - - auto selectedItem = GetItem(mFocusedItemId); - auto& command = *selectedItem.command; - - int depth = mExeCtx.GetExecutionDepth(); - if (depth == 0) { - assert(!mExeCtx.IsInitiated()); - - mExeCtx.Initiate(*selectedItem.command); - if (command.callback) { - command.callback(mExeCtx); - - mFocusSearchBox = true; - // Don't invalidate search results if no further actions have been requested (returning to global list of commands) - if (mExeCtx.IsInitiated()) { - InvalidateSearchResults(); - } - } else { - mExeCtx.Finish(); - } - } else { - assert(mExeCtx.IsInitiated()); - assert(command.subsequentCallback); - command.subsequentCallback(mExeCtx, selectedItem.itemId); - - mFocusSearchBox = true; - InvalidateSearchResults(); - } - - // This action terminated execution, close command palette window - if (!mExeCtx.IsInitiated()) { - if (command.terminate) { - command.terminate(); - } - mShouldCloseNextFrame = true; - } -} - -void EditorCommandPalette::InvalidateSearchResults() { - mSearchText.clear(); - mSearchResults.clear(); - mFocusedItemId = 0; -} diff --git a/source/Game/EditorCommandPalette.hpp b/source/Game/EditorCommandPalette.hpp deleted file mode 100644 index 101344d..0000000 --- a/source/Game/EditorCommandPalette.hpp +++ /dev/null @@ -1,94 +0,0 @@ -#pragma once - -#include <imgui.h> -#include <cstddef> -#include <functional> -#include <string> -#include <string_view> - -class EditorCommandExecuteContext; -class EditorCommand { -public: - std::string name; - std::function<void(EditorCommandExecuteContext& ctx)> callback; - std::function<void(EditorCommandExecuteContext& ctx, size_t selectedOptionId)> subsequentCallback; - std::function<void()> terminate; -}; - -class EditorCommandExecuteContext { - friend class EditorCommandPalette; - -private: - const EditorCommand* mCommand = nullptr; - std::vector<std::string> mCurrentOptions; - int mDepth = 0; - -public: - bool IsInitiated() const; - const EditorCommand* GetCurrentCommand() const; - void Initiate(const EditorCommand& command); - - void Prompt(std::vector<std::string> options); - void Finish(); - - /// Return the number of prompts that the user is currently completing. For example, when the user opens command - /// palette fresh and selects a command, 0 is returned. If the command asks some prompt, and then the user selects - /// again, 1 is returned. - int GetExecutionDepth() const; -}; - -class EditorCommandPalette { -private: - struct SearchResult; - struct Item; - - std::vector<EditorCommand> mCommands; - std::vector<Item> mItems; - std::vector<SearchResult> mSearchResults; - std::string mSearchText; - EditorCommandExecuteContext mExeCtx; - int mFocusedItemId = 0; - bool mFocusSearchBox = false; - bool mShouldCloseNextFrame = false; - -public: - EditorCommandPalette(); - ~EditorCommandPalette(); - - EditorCommandPalette(const EditorCommandPalette&) = delete; - EditorCommandPalette& operator=(const EditorCommandPalette&) = delete; - EditorCommandPalette(EditorCommandPalette&&) = default; - EditorCommandPalette& operator=(EditorCommandPalette&&) = default; - - void AddCommand(std::string_view category, std::string_view name, EditorCommand command); - void RemoveCommand(std::string_view category, std::string_view name); - void RemoveCommand(const std::string& commandName); - - void Show(bool* open = nullptr); - - enum ItemType { - CommandItem, - CommandOptionItem, - }; - - enum IndexType { - DirectIndex, - SearchResultIndex, - }; - - struct ItemInfo { - const char* text; - const EditorCommand* command; - int itemId; - ItemType itemType; - IndexType indexType; - }; - - size_t GetItemCount() const; - ItemInfo GetItem(size_t idx) const; - - void SelectFocusedItem(); - -private: - void InvalidateSearchResults(); -}; diff --git a/source/Game/EditorCore.hpp b/source/Game/EditorCore.hpp deleted file mode 100644 index 726f43e..0000000 --- a/source/Game/EditorCore.hpp +++ /dev/null @@ -1,39 +0,0 @@ -#pragma once - -#include <memory> - -class App; -class SpriteDefinition; - -class IEditorInspector { -public: - enum TargetType { - ITT_GameObject, - ITT_Ires, - ITT_Level, - ITT_None, - }; - -public: - virtual ~IEditorInspector() = default; - virtual void SelectTarget(TargetType type, void* object) = 0; -}; - -class IEditorContentBrowser { -public: - virtual ~IEditorContentBrowser() = default; -}; - -class IEditor { -public: - static std::unique_ptr<IEditor> CreateInstance(App* app); - virtual ~IEditor() = default; - - virtual void OnGameStateChanged(bool running) = 0; - virtual void Show() = 0; - - virtual IEditorInspector& GetInspector() = 0; - virtual IEditorContentBrowser& GetContentBrowser() = 0; - - virtual void OpenSpriteViewer(SpriteDefinition* sprite) = 0; -}; diff --git a/source/Game/EditorCorePrivate.cpp b/source/Game/EditorCorePrivate.cpp deleted file mode 100644 index 43857a8..0000000 --- a/source/Game/EditorCorePrivate.cpp +++ /dev/null @@ -1,1113 +0,0 @@ -#include "EditorCorePrivate.hpp" - -#include "App.hpp" -#include "AppConfig.hpp" -#include "EditorAccessories.hpp" -#include "EditorAttachmentImpl.hpp" -#include "EditorCommandPalette.hpp" -#include "EditorNotification.hpp" -#include "EditorUtils.hpp" -#include "GameObject.hpp" -#include "Mesh.hpp" -#include "Player.hpp" -#include "SceneThings.hpp" -#include "VertexIndex.hpp" - -#include <Macros.hpp> -#include <Metadata.hpp> -#include <ScopeGuard.hpp> -#include <YCombinator.hpp> - -#define GLFW_INCLUDE_NONE -#include <GLFW/glfw3.h> - -#include <imgui.h> -#include <misc/cpp/imgui_stdlib.h> -#include <cstddef> -#include <cstdint> -#include <cstdlib> -#include <functional> -#include <glm/gtc/quaternion.hpp> -#include <glm/gtc/type_ptr.hpp> -#include <glm/gtx/quaternion.hpp> -#include <limits> -#include <memory> -#include <string> -#include <string_view> -#include <utility> - -using namespace std::literals; - -namespace ProjectBrussel_UNITY_ID { -// TODO handle internal state internally and move this to EditorUtils.hpp -enum RenamableSelectableAction { - RSA_None, - RSA_Selected, - RSA_RenameCommitted, - RSA_RenameCancelled, -}; -RenamableSelectableAction RenamableSelectable(const char* displayName, bool selected, bool& renaming, std::string& renamingScratchBuffer) // -{ - RenamableSelectableAction result = RSA_None; - - ImGuiSelectableFlags flags = 0; - // When renaming, disable all other entries that is not the one being renamed - if (renaming && !selected) { - flags |= ImGuiSelectableFlags_Disabled; - } - - if (renaming && selected) { - // State: being renamed - - ImGui::PushStyleVar(ImGuiStyleVar_FramePadding, { 0, 0 }); - ImGui::PushStyleVar(ImGuiStyleVar_FrameBorderSize, 0); - ImGui::SetKeyboardFocusHere(); - if (ImGui::InputText("##Rename", &renamingScratchBuffer, ImGuiInputTextFlags_AutoSelectAll | ImGuiInputTextFlags_EnterReturnsTrue)) { - // Confirm - renaming = false; - result = RSA_RenameCommitted; - } - ImGui::PopStyleVar(2); - - if (ImGui::IsKeyPressed(ImGuiKey_Escape)) { - // Cancel - renaming = false; - result = RSA_RenameCancelled; - } - } else { - // State: normal - - if (ImGui::Selectable(displayName, selected, flags)) { - result = RSA_Selected; - } - } - - return result; -} -} // namespace ProjectBrussel_UNITY_ID - -void EditorInspector::SelectTarget(TargetType type, void* object) { - selectedItt = type; - selectedItPtr = object; - renaming = false; - renamingScratchBuffer.clear(); -} - -EditorContentBrowser::EditorContentBrowser(EditorInspector* inspector) - : mInspector{ inspector } { -} - -EditorContentBrowser::~EditorContentBrowser() { -} - -void EditorContentBrowser::Show(bool* open) { - using namespace ProjectBrussel_UNITY_ID; - - ImGuiWindowFlags windowFlags; - if (mDocked) { - // Center window horizontally, align bottom vertically - auto& viewportSize = ImGui::GetMainViewport()->Size; - ImGui::SetNextWindowPos(ImVec2(viewportSize.x / 2, viewportSize.y), ImGuiCond_Always, ImVec2(0.5f, 1.0f)); - ImGui::SetNextWindowSizeRelScreen(0.8f, mBrowserHeight); - windowFlags = ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse; - } else { - windowFlags = 0; - } - ImGui::Begin("Content Browser", open, windowFlags); - - ImGui::Splitter(true, kSplitterThickness, &mSplitterLeft, &mSplitterRight, kLeftPaneMinWidth, kRightPaneMinWidth); - - ImGui::BeginChild("LeftPane", ImVec2(mSplitterLeft - kPadding, 0.0f)); - { - if (ImGui::Selectable("Settings", mPane == P_Settings)) { - mPane = P_Settings; - } - if (ImGui::Selectable("Ires", mPane == P_Ires)) { - mPane = P_Ires; - } - if (ImGui::Selectable("Levels", mPane == P_Level)) { - mPane = P_Level; - } - } - ImGui::EndChild(); - - ImGui::SameLine(0.0f, kPadding + kSplitterThickness + kPadding); - ImGui::BeginChild("RightPane"); // Fill remaining space - auto origItt = mInspector->selectedItt; - auto origItPtr = mInspector->selectedItPtr; - switch (mPane) { - case P_Settings: { - ImGui::Checkbox("Docked", &mDocked); - ImGui::SliderFloat("Height", &mBrowserHeight, 0.1f, 1.0f); - } break; - - case P_Ires: { - bool isIttIres = origItt == EditorInspector::ITT_Ires; - - if (ImGui::Button("New")) { - ImGui::OpenPopup("New Ires"); - } - if (ImGui::BeginPopup("New Ires")) { - for (int i = 0; i < (int)IresObject::KD_COUNT; ++i) { - auto kind = static_cast<IresObject::Kind>(i); - if (ImGui::MenuItem(Metadata::EnumToString(kind).data())) { - auto ires = IresObject::Create(kind); - auto [DISCARD, success] = IresManager::instance->Add(ires.get()); - if (success) { - (void)ires.release(); - } - } - } - ImGui::EndPopup(); - } - - ImGui::SameLine(); - if (ImGui::Button("Refresh list") || - ImGui::IsKeyPressed(ImGuiKey_F5)) - { - // TODO - } - - ImGui::SameLine(); - if (ImGui::Button("Save", !isIttIres)) { - auto ires = static_cast<IresObject*>(origItPtr); - IresManager::instance->Save(ires); - } - - ImGui::SameLine(); - if (ImGui::Button("Reload", !isIttIres)) { - auto ires = static_cast<IresObject*>(origItPtr); - IresManager::instance->Reload(ires); - } - - ImGui::SameLine(); - if (ImGui::Button("Rename", !isIttIres) || - (isIttIres && ImGui::IsKeyPressed(ImGuiKey_F2, false))) - { - auto ires = static_cast<IresObject*>(origItPtr); - mInspector->renaming = true; - mInspector->renamingScratchBuffer = ires->GetName(); - } - - ImGui::SameLine(); - if (ImGui::Button("Delete", !isIttIres) || - (isIttIres && ImGui::IsKeyPressed(ImGuiKey_Delete, false))) - { - ImGui::OpenPopup("Delete Ires"); - } - bool openedDummy = true; - if (ImGui::BeginPopupModal("Delete Ires", &openedDummy, ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoResize)) { - if (ImGui::Button("Confirm")) { - auto ires = static_cast<IresObject*>(origItPtr); - IresManager::instance->Delete(ires); - } - ImGui::SameLine(); - if (ImGui::Button("Cancel")) { - ImGui::CloseCurrentPopup(); - } - ImGui::EndPopup(); - } - - auto& objects = IresManager::instance->GetObjects(); - for (auto it = objects.begin(); it != objects.end(); ++it) { - auto ires = it->second.Get(); - auto& name = ires->GetName(); - - bool selected = origItPtr == ires; - - switch (RenamableSelectable(name.c_str(), selected, mInspector->renaming, mInspector->renamingScratchBuffer)) { - case RSA_Selected: { - mInspector->SelectTarget(EditorInspector::ITT_Ires, ires); - } break; - - case RSA_RenameCommitted: { - ires->SetName(std::move(mInspector->renamingScratchBuffer)); - } break; - - // Do nothing - case RSA_RenameCancelled: - case RSA_None: break; - } - if (!mInspector->renaming) { - if (ImGui::BeginDragDropSource()) { - auto kindName = Metadata::EnumToString(ires->GetKind()); - // Reason: intentionally using pointer as payload - ImGui::SetDragDropPayload(kindName.data(), &ires, sizeof(ires)); // NOLINT(bugprone-sizeof-expression) - ImGui::Text("%s '%s'", kindName.data(), name.c_str()); - ImGui::EndDragDropSource(); - } - } - } - } break; - - case P_Level: { - bool isIttLevel = origItt == EditorInspector::ITT_Level; - - if (ImGui::Button("New")) { - auto uid = Uid::Create(); - auto& ldObj = LevelManager::instance->AddLevel(uid); - mInspector->SelectTarget(EditorInspector::ITT_Level, &ldObj); - mInspector->renaming = true; - mInspector->renamingScratchBuffer = ldObj.name; - } - - if (ImGui::Button("Save", !isIttLevel)) { - auto ldObj = static_cast<LevelManager::LoadableObject*>(origItPtr); - LevelManager::instance->SaveLevel(ldObj->level->GetUid()); - } - - auto& objects = LevelManager::instance->mObjByUid; - for (auto it = objects.begin(); it != objects.end(); ++it) { - auto& uid = it->first; - auto& ldObj = it->second; - auto* level = ldObj.level.Get(); - bool selected = origItPtr == &ldObj; - const char* displayName = ldObj.name.c_str(); - if (strcmp(displayName, "") == 0) { - displayName = "<unnamed level>"; - } - - switch (RenamableSelectable(displayName, selected, mInspector->renaming, mInspector->renamingScratchBuffer)) { - case RSA_Selected: { - mInspector->SelectTarget(EditorInspector::ITT_Level, &ldObj); - } break; - - case RSA_RenameCommitted: { - ldObj.name = std::move(mInspector->renamingScratchBuffer); - } break; - - // Do nothing - case RSA_RenameCancelled: - case RSA_None: break; - } - if (!mInspector->renaming) { - if (ImGui::BeginDragDropSource()) { - // Reason: intentionally using pointer as payload - ImGui::SetDragDropPayload(BRUSSEL_TAG_Level, &ldObj, sizeof(ldObj)); // NOLINT(bugprone-sizeof-expression) - ImGui::Text(BRUSSEL_Uid_FORMAT_STR, BRUSSEL_Uid_FORMAT_EXPAND(uid)); - ImGui::TextUnformatted(ldObj.name.c_str()); - ImGui::EndDragDropSource(); - } - } - } - } break; - } - ImGui::EndChild(); - - ImGui::End(); -} - -namespace ProjectBrussel_UNITY_ID { -glm::quat CalcQuaternionFromDegreesEulerAngle(glm::vec3 eulerAngleDegrees) { - glm::vec3 eulerAngleRadians; - eulerAngleRadians.x = eulerAngleDegrees.x / 180 * M_PI; - eulerAngleRadians.y = eulerAngleDegrees.y / 180 * M_PI; - eulerAngleRadians.z = eulerAngleDegrees.z / 180 * M_PI; - return glm::quat(eulerAngleRadians); -} - -void PushKeyCodeRecorder(App* app, int* writeKey, bool* writeKeyStatus) { - app->PushKeyCaptureCallback([=](int key, int action) { - // Allow the user to cancel by pressing Esc - if (key == GLFW_KEY_ESCAPE) { - return true; - } - - if (action == GLFW_PRESS) { - *writeKey = key; - *writeKeyStatus = writeKeyStatus; - return true; - } - return false; - }); -} - -struct GobjTreeNodeShowInfo { - EditorInstance* in_editor; - GameObject* out_openPopup = nullptr; -}; - -void GobjTreeNode(GobjTreeNodeShowInfo& showInfo, GameObject* object) { - auto& inspector = showInfo.in_editor->GetInspector(); - - auto attachment = object->GetEditorAttachment(); - if (!attachment) { - attachment = EaGameObject::Create(object).release(); - object->SetEditorAttachment(attachment); // NOTE: takes ownership - } - - ImGuiTreeNodeFlags flags = - ImGuiTreeNodeFlags_DefaultOpen | - ImGuiTreeNodeFlags_OpenOnDoubleClick | - ImGuiTreeNodeFlags_OpenOnArrow | - ImGuiTreeNodeFlags_SpanAvailWidth | - ImGuiTreeNodeFlags_NoTreePushOnOpen; - if (inspector.selectedItPtr == object) { - flags |= ImGuiTreeNodeFlags_Selected; - } - - ImGui::PushID(reinterpret_cast<uintptr_t>(object)); - // BEGIN tree node - - bool opened = ImGui::TreeNodeEx(attachment->name.c_str(), flags); - if (ImGui::IsItemClicked(ImGuiMouseButton_Left)) { - inspector.SelectTarget(EditorInspector::ITT_GameObject, object); - } - if (ImGui::IsMouseReleased(ImGuiMouseButton_Right) && - ImGui::IsItemHovered(ImGuiHoveredFlags_AllowWhenBlockedByPopup)) - { - showInfo.out_openPopup = object; - } - - if (opened) { - ImGui::Indent(); - for (auto& child : object->GetChildren()) { - GobjTreeNode(showInfo, child); - } - ImGui::Unindent(); - } - - // END tree node - ImGui::PopID(); -}; - -#define GAMEOBJECT_CONSTRUCTOR(ClassName) [](GameWorld* world) -> GameObject* { return new ClassName(world); } -struct CreatableGameObject { - GameObject* (*factory)(GameWorld*); - const char* name; - GameObject::Kind kind; -} creatableGameObjects[] = { - { - .factory = GAMEOBJECT_CONSTRUCTOR(GameObject), - .name = "GameObject", - .kind = GameObject::KD_Generic, - }, - { - .factory = GAMEOBJECT_CONSTRUCTOR(SimpleGeometryObject), - .name = "Simple Geometry", - .kind = GameObject::KD_SimpleGeometry, - }, - { - .factory = GAMEOBJECT_CONSTRUCTOR(BuildingObject), - .name = "Building", - .kind = GameObject::KD_Building, - }, - { - .factory = GAMEOBJECT_CONSTRUCTOR(LevelWrapperObject), - .name = "Level Wrapper", - .kind = GameObject::KD_LevelWrapper, - }, -}; -#undef GAMEOBJECT_CONSTRUCTOR -} // namespace ProjectBrussel_UNITY_ID - -std::unique_ptr<IEditor> IEditor::CreateInstance(App* app) { - return std::make_unique<EditorInstance>(app); -} - -EditorInstance::EditorInstance(App* app) - : mApp{ app } - , mEdContentBrowser(&mEdInspector) { - mEditorCamera.name = "Editor Camera"s; - mEditorCamera.SetEyePos(glm::vec3(0, 0, 1)); - mEditorCamera.SetTargetDirection(glm::vec3(0, 0, -1)); - app->BindActiveCamera(&mEditorCamera); -} - -EditorInstance::~EditorInstance() { -} - -void EditorInstance::OnGameStateChanged(bool running) { - if (running) { - mApp->UnbindActiveCamera(); - } else { - mApp->BindActiveCamera(&mEditorCamera); - } -} - -void EditorInstance::Show() { - using namespace ProjectBrussel_UNITY_ID; - using namespace Tags; - - auto world = mApp->GetWorld(); - auto& io = ImGui::GetIO(); - - ImGui::BeginMainMenuBar(); - if (ImGui::BeginMenu("View")) { - ImGui::MenuItem("ImGui Demo", nullptr, &mWindowVisible_ImGuiDemo); - ImGui::MenuItem("Command Palette", "Ctrl+Shift+P", &mWindowVisible_CommandPalette); - ImGui::MenuItem("Inspector", nullptr, &mWindowVisible_Inspector); - ImGui::MenuItem("Content Browser", "Ctrl+Space", &mWindowVisible_ContentBrowser); - ImGui::MenuItem("World Structure", nullptr, &mWindowVisible_WorldStructure); - ImGui::MenuItem("World Properties", nullptr, &mWindowVisible_WorldProperties); - ImGui::EndMenu(); - } - ImGui::EndMainMenuBar(); - - if (mWindowVisible_ImGuiDemo) { - ImGui::ShowDemoWindow(&mWindowVisible_ImGuiDemo); - } - - if (io.KeyCtrl && io.KeyShift && ImGui::IsKeyPressed(GLFW_KEY_P, false)) { - mWindowVisible_CommandPalette = !mWindowVisible_CommandPalette; - } - if (mWindowVisible_CommandPalette) { - mEdCommandPalette.Show(&mWindowVisible_CommandPalette); - } - - if (io.KeyCtrl && ImGui::IsKeyPressed(GLFW_KEY_SPACE, false)) { - mWindowVisible_ContentBrowser = !mWindowVisible_ContentBrowser; - } - if (mWindowVisible_ContentBrowser) { - mEdContentBrowser.Show(&mWindowVisible_ContentBrowser); - } - - auto& camera = *mApp->GetActiveCamera(); - ImGuizmo::SetRect(0, 0, io.DisplaySize.x, io.DisplaySize.y); - ImGuizmo::SetDrawlist(ImGui::GetBackgroundDrawList()); - - if (IsCurrentCameraEditor() && mEcm == ECM_Side3D) { - float viewManipulateRight = io.DisplaySize.x; - float viewManipulateTop = 0; - - // TODO get rid of this massive hack: how to manage const better for intuitively read-only, but write doesn't-care data? - auto& lastFrameInfo = const_cast<RendererFrameInfo&>(mApp->GetWorldRenderer()->GetLastFrameInfo()); - auto& view = lastFrameInfo.matrixView; - auto& proj = lastFrameInfo.matrixProj; - -#if 0 - ImGuizmo::ViewManipulate( - glm::value_ptr(view), - 200.0f, // TODO - ImVec2(viewManipulateRight - 128, viewManipulateTop), - ImVec2(128, 128), - 0x10101010); - // Extract eye and target position from view matrix - // - View matrix transforms world space to view space - // - Inverse view matrix should transform view space into world space - // - In view space, camera's pos is (0,0,0) and the look/forward vector should be (0,0,-1) - auto invView = glm::inverse(view); - camera.eye = invView * glm::vec4(0, 0, 0, 1); - camera.target = camera.eye + glm::vec3(invView * glm::vec4(0, 0, -1, 1)); -#endif - - // TODO draw this as a part of the world so it doesn't block objects -#if 0 - glm::mat4 identity(1.00f); - ImGuizmo::DrawGrid( - glm::value_ptr(view), - glm::value_ptr(proj), - glm::value_ptr(identity), - 100.f); -#endif - - { // Camera controls - auto cameraPos = camera.eye; - auto cameraForward = glm::normalize(camera.target - camera.eye); - // Always move on the horzontal flat plane - cameraForward.y = 0.0f; - - if (mMoveCamKeyboard) { - if (ImGui::IsKeyDown(ImGuiKey_W)) { - cameraPos += mMoveCamSlideSpeed * cameraForward; - } - if (ImGui::IsKeyDown(ImGuiKey_S)) { - auto cameraBack = glm::normalize(-cameraForward); - cameraPos += mMoveCamSlideSpeed * cameraBack; - } - if (ImGui::IsKeyDown(ImGuiKey_A)) { - auto cameraRight = glm::normalize(glm::cross(cameraForward, glm::vec3(0, 1, 0))); - auto cameraLeft = -cameraRight; - cameraPos += mMoveCamSlideSpeed * cameraLeft; - } - if (ImGui::IsKeyDown(ImGuiKey_D)) { - auto cameraRight = glm::normalize(glm::cross(cameraForward, glm::vec3(0, 1, 0))); - cameraPos += mMoveCamSlideSpeed * cameraRight; - } - if (ImGui::IsKeyDown(ImGuiKey_Space)) { - cameraPos.y += mMoveCamSlideSpeed; - } - if (ImGui::IsKeyDown(ImGuiKey_LeftShift)) { - cameraPos.y -= mMoveCamSlideSpeed; - } - } - - if (mMoveCamScrollWheel) { - cameraPos += cameraForward * io.MouseWheel * mMoveCamScrollSpeed; - } - - camera.SetEyePos(cameraPos); - } - } else { - { // Camera controls - auto cameraPos = camera.eye; - - if (ImGui::IsMouseClicked(ImGuiMouseButton_Right) && !io.WantCaptureMouse && !mDragCam_Happening) { - mDragCam_CamInitial = camera.eye; - mDragCam_CursorInitial = ImGui::GetMousePos(); - mDragCam_Happening = true; - } - if (mDragCam_Happening) { - auto newPos = ImGui::GetMousePos(); - // NOTE: we are emulating as if the mouse is dragging the "canvas", through moving the camera in the opposite direction of the natural position delta - float deltaX = mDragCam_CursorInitial.x - newPos.x; - cameraPos.x = mDragCam_CamInitial.x + deltaX / camera.pixelsPerMeter; - float deltaY = -(mDragCam_CursorInitial.y - newPos.y); // Invert Y delta because ImGui uses top-left origin (mouse moving down translates to positive value, but in our coordinate system down is negative) - cameraPos.y = mDragCam_CamInitial.y + deltaY / camera.pixelsPerMeter; - } - if (ImGui::IsMouseReleased(ImGuiMouseButton_Right)) { - mDragCam_Happening = false; - } - - if (mMoveCamKeyboard) { - if (ImGui::IsKeyDown(ImGuiKey_W)) { - cameraPos.y += mMoveCamSlideSpeed; - } - if (ImGui::IsKeyDown(ImGuiKey_S)) { - cameraPos.y -= mMoveCamSlideSpeed; - } - if (ImGui::IsKeyDown(ImGuiKey_A)) { - cameraPos.x -= mMoveCamSlideSpeed; - } - if (ImGui::IsKeyDown(ImGuiKey_D)) { - cameraPos.x += mMoveCamSlideSpeed; - } - } - - if (mMoveCamScrollWheel) { - cameraPos.z = std::clamp(cameraPos.z + io.MouseWheel, 0.1f, 100.0f); - } - - camera.SetEyePos(cameraPos); - } - } - - if (mWindowVisible_Inspector) { - ImGui::Begin("Inspector"); - switch (mEdInspector.selectedItt) { - case EditorInspector::ITT_GameObject: { - auto object = static_cast<GameObject*>(mEdInspector.selectedItPtr); - ShowInspector(object); - } break; - - case EditorInspector::ITT_Ires: { - auto ires = static_cast<IresObject*>(mEdInspector.selectedItPtr); - ShowInspector(ires); - } break; - - case EditorInspector::ITT_Level: { - auto ldObj = static_cast<LevelManager::LoadableObject*>(mEdInspector.selectedItPtr); - ShowInspector(ldObj); - } break; - - case EditorInspector::ITT_None: break; - } - ImGui::End(); - } - - if (mWindowVisible_WorldProperties) { - ImGui::Begin("World properties"); - ShowWorldProperties(); - ImGui::End(); - } - - if (mWindowVisible_WorldStructure) { - ImGui::Begin("World structure"); - GobjTreeNodeShowInfo showInfo{ - .in_editor = this, - }; - GobjTreeNode(showInfo, &world->GetRoot()); - - if (showInfo.out_openPopup) { - mPopupCurrent_GameObject = showInfo.out_openPopup; - - ImGui::OpenPopup("GameObject Popup"); - ImGui::SetNextWindowPos(ImGui::GetMousePos()); - } - if (ImGui::BeginPopup("GameObject Popup")) { - // Target no longer selected during popup open - if (!mPopupCurrent_GameObject) { - ImGui::CloseCurrentPopup(); - } - - if (ImGui::BeginMenu("Add child")) { - for (size_t i = 0; i < std::size(creatableGameObjects); ++i) { - auto& info = creatableGameObjects[i]; - if (ImGui::MenuItem(info.name)) { - auto object = info.factory(world); - mPopupCurrent_GameObject->AddChild(object); - } - } - ImGui::EndMenu(); - } - ImGui::Separator(); - if (ImGui::MenuItem("Remove")) { - ImGui::DialogConfirmation("Are you sure you want to delete this GameObject?", [object = mPopupCurrent_GameObject](bool yes) { - object->RemoveSelfFromParent(); - delete object; - }); - } - ImGui::EndPopup(); - } - ImGui::End(); - } - - ShowSpriteViewer(); - - ImGui::ShowDialogs(); - ImGui::ShowNotifications(); -} - -void EditorInstance::ShowWorldProperties() { - if (mApp->IsGameRunning()) { - if (ImGui::Button("Pause")) { - mApp->SetGameRunning(false); - } - if (ImGui::IsItemHovered()) { - ImGui::SetTooltip("The game is currently running. Click to pause."); - } - } else { - if (ImGui::Button("Play")) { - mApp->SetGameRunning(true); - } - if (ImGui::IsItemHovered()) { - ImGui::SetTooltip("The game is currently paused. Click to run."); - } - } - - auto& camera = *mApp->GetActiveCamera(); - - // vvv Camera settings (per instance) - ImGui::TextUnformatted("Active camera:"); - ImGui::Indent(); - - ImGui::TextUnformatted(camera.name.c_str()); - if (ImGui::IsItemHovered()) { - ImGui::SetTooltip("Object at <%p>", &camera); - } - - ImGui::InputFloat3("Eye", glm::value_ptr(camera.eye)); - if (ImGui::IsMouseReleased(ImGuiMouseButton_Right) && ImGui::IsItemHovered()) { - ImGui::OpenPopup("##CTXMENU"); - } - ImGui::InputFloat3("Target", glm::value_ptr(camera.target)); - if (ImGui::IsMouseReleased(ImGuiMouseButton_Right) && ImGui::IsItemHovered()) { - ImGui::OpenPopup("##CTXMENU"); - } - if (ImGui::BeginPopup("##CTXMENU", ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoSavedSettings)) { - if (ImGui::MenuItem("Reset to origin")) { - camera.SetEyePos(glm::vec3(1.0f, 1.0f, 1.0f)); - } - if (ImGui::MenuItem("Reset completely")) { - camera.eye = glm::vec3(0, 0, 1); - camera.target = glm::vec3(0, 0, 0); - } - ImGui::EndPopup(); - } - - if (IsCurrentCameraEditor()) { - const char* preview; - switch (mEcm) { - case ECM_2D: preview = "2D view"; break; - case ECM_Side3D: preview = "Side 3D view"; break; - } - if (ImGui::BeginCombo("Mode", preview)) { - if (ImGui::Selectable("2D view", mEcm == ECM_2D)) { - if (mEcm != ECM_2D) { - mEcm = ECM_2D; - - // TODO project eye to world plane - - camera.SetHasPerspective(false); - } - } - if (ImGui::Selectable("Side 3D view", mEcm == ECM_Side3D, ImGuiSelectableFlags_None)) { - if (mEcm != ECM_Side3D) { - mEcm = ECM_Side3D; - - auto origEye = camera.eye; - auto origTarget = camera.target; - - // New setup: focus on the point of world plane that we were originally "hovering above" - camera.target = origEye; - camera.target.z = 0.0f; - - // New setup: move the eye back at an angle - camera.eye = camera.target; - camera.eye.x += 4.0f * std::cos(60.0f); - camera.eye.y += 0.0f; - camera.eye.z += 4.0f * std::sin(60.0f); - - camera.SetHasPerspective(true); - } - } - ImGui::EndCombo(); - } - } - - ImGui::Checkbox("Perspective", &camera.perspective); - if (camera.perspective) { - float fovDegress = camera.fov / M_PI * 180.0f; - if (ImGui::SliderFloat("FOV", &fovDegress, 1.0f, 180.0f)) { - camera.fov = fovDegress / 180.0f * M_PI; - } - } else { - if (ImGui::InputFloat("Pixels per meter", &camera.pixelsPerMeter)) { - camera.pixelsPerMeter = std::max(camera.pixelsPerMeter, 0.0f); - } - } - - ImGui::Unindent(); - // ^^^ Camera settings (per instance) - // vvv Camera control settings - ImGui::TextUnformatted("Camera controls:"); - ImGui::Indent(); - - ImGui::Checkbox("Move camera with WASD", &mMoveCamKeyboard); - ImGui::SliderFloat("Slide speed", &mMoveCamSlideSpeed, 0.1f, 10.0f); - - ImGui::Checkbox("Move camera with scoll wheel", &mMoveCamScrollWheel); - ImGui::SliderFloat("Scroll speed", &mMoveCamScrollSpeed, 0.01, 10.0f); - - ImGui::Unindent(); - // ^^^ Camera control settings -} - -// TOOD move resource-specific and gameobject-specific inspector code into attachments mechanism - -void EditorInstance::ShowInspector(IresObject* ires) { - ires->ShowEditor(*this); -} - -void EditorInstance::ShowInspector(LevelManager::LoadableObject* ldObj) { - using namespace Tags; - using namespace ProjectBrussel_UNITY_ID; - - ImGui::InputText("Name", &ldObj->name); - ImGui::InputTextMultiline("Desciption", &ldObj->description); - - if (ImGui::CollapsingHeader("Instanciation Entries")) { - ldObj->level->ShowInstanciationEntries(*this); - } -} - -void EditorInstance::ShowInspector(GameObject* object) { - using namespace Tags; - using namespace ProjectBrussel_UNITY_ID; - - auto& io = ImGui::GetIO(); - - auto objectEa = static_cast<EaGameObject*>(object->GetEditorAttachment()); - - auto ShowInspector = [&](/*array[6]*/ float* bounds = nullptr) { - glm::mat4 identityMatrix(1.00f); - - if (io.KeyAlt && ImGui::IsKeyPressed(ImGuiKey_T)) - mGuizmo.currOperation = ImGuizmo::TRANSLATE; - if (io.KeyAlt && ImGui::IsKeyPressed(ImGuiKey_R)) - mGuizmo.currOperation = ImGuizmo::ROTATE; - if (io.KeyAlt && ImGui::IsKeyPressed(ImGuiKey_S)) - mGuizmo.currOperation = ImGuizmo::SCALE; - if (ImGui::RadioButton("Translate", mGuizmo.currOperation == ImGuizmo::TRANSLATE)) - mGuizmo.currOperation = ImGuizmo::TRANSLATE; - ImGui::SameLine(); - if (ImGui::RadioButton("Rotate", mGuizmo.currOperation == ImGuizmo::ROTATE)) - mGuizmo.currOperation = ImGuizmo::ROTATE; - ImGui::SameLine(); - if (ImGui::RadioButton("Scale", mGuizmo.currOperation == ImGuizmo::SCALE)) - mGuizmo.currOperation = ImGuizmo::SCALE; - ImGui::SameLine(); - if (ImGui::RadioButton("Universal", mGuizmo.currOperation == ImGuizmo::UNIVERSAL)) - mGuizmo.currOperation = ImGuizmo::UNIVERSAL; - - if (mGuizmo.currOperation != ImGuizmo::SCALE) { - if (ImGui::RadioButton("Local", mGuizmo.currMode == ImGuizmo::LOCAL)) - mGuizmo.currMode = ImGuizmo::LOCAL; - ImGui::SameLine(); - if (ImGui::RadioButton("World", mGuizmo.currMode == ImGuizmo::WORLD)) - mGuizmo.currMode = ImGuizmo::WORLD; - } - - ImGui::Checkbox("##UseSnap", &mGuizmo.useSnap); - ImGui::SameLine(); - switch (mGuizmo.currOperation) { - case ImGuizmo::TRANSLATE: - ImGui::InputFloat3("Pos Snap", &mGuizmo.snap[0]); - break; - case ImGuizmo::ROTATE: - ImGui::InputFloat("Angle Snap", &mGuizmo.snap[0]); - break; - case ImGuizmo::SCALE: - ImGui::InputFloat("Scale Snap", &mGuizmo.snap[0]); - break; - default: break; - } - - if (bounds) { - ImGui::Checkbox("Bound Sizing", &mGuizmo.boundSizing); - if (mGuizmo.boundSizing) { - ImGui::PushID(3); - ImGui::Checkbox("##BoundSizing", &mGuizmo.boundSizingSnap); - ImGui::SameLine(); - ImGui::InputFloat3("Bound Snap", mGuizmo.boundsSnap); - ImGui::PopID(); - } - } - - ImGui::Separator(); - - auto objectPos = object->GetPos(); - if (ImGui::InputFloat3("Translation", &objectPos.x)) { - object->SetPos(objectPos); - } - - auto objectRot = object->GetRotation(); - if (ImGui::InputFloat3("Rotation", &objectEa->eulerAnglesRotation.x)) { - objectRot = CalcQuaternionFromDegreesEulerAngle(objectEa->eulerAnglesRotation); - object->SetRotation(objectRot); - } - - auto objectScale = object->GetScale(); - if (ImGui::InputFloat3("Scale", &objectScale.x)) { - object->SetScale(objectScale); - } - }; - - auto ShowGuizmo = [&](/*array[6]*/ float* bounds = nullptr) { - glm::mat4 identityMatrix(1.00f); - - auto& lastFrameInfo = mApp->GetWorldRenderer()->GetLastFrameInfo(); - auto& cameraViewMat = lastFrameInfo.matrixView; - const float* cameraView = &cameraViewMat[0][0]; - auto& cameraProjMat = lastFrameInfo.matrixProj; - const float* cameraProj = &cameraProjMat[0][0]; - - auto objectPos = object->GetPos(); - auto objectScale = object->GetScale(); - - float matrix[16]; - ImGuizmo::RecomposeMatrixFromComponents(&objectPos.x, &objectEa->eulerAnglesRotation.x, &objectScale.x, matrix); - - bool edited = ImGuizmo::Manipulate( - cameraView, - cameraProj, - mGuizmo.currOperation, - mGuizmo.currMode, - matrix, - nullptr, - mGuizmo.useSnap ? mGuizmo.snap : nullptr, - mGuizmo.boundSizing ? bounds : nullptr, - (bounds && mGuizmo.boundSizingSnap) ? mGuizmo.boundsSnap : nullptr); - - if (edited) { - ImGuizmo::DecomposeMatrixToComponents(matrix, &objectPos.x, &objectEa->eulerAnglesRotation.x, &objectScale.x); - object->SetPos(objectPos); - object->SetRotation(CalcQuaternionFromDegreesEulerAngle(objectEa->eulerAnglesRotation)); - object->SetScale(objectScale); - } - }; - - auto type = object->GetKind(); - switch (type) { - case GameObject::KD_Player: { - ShowInspector(); - ShowGuizmo(); - ImGui::Separator(); - - auto player = static_cast<Player*>(object); - auto ea = static_cast<EaPlayer*>(objectEa); - auto& kb = player->keybinds; - - ImGui::Text("Player #%d", player->GetId()); - - ImGui::TextUnformatted("Spritesheet: "); - ImGui::SameLine(); - IresObject::ShowReferenceSafe(*this, ea->confSprite.Get()); - if (ImGui::BeginDragDropTarget()) { - if (auto payload = ImGui::AcceptDragDropPayload(Metadata::EnumToString(IresObject::KD_Spritesheet).data())) { - auto spritesheet = *static_cast<IresSpritesheet* const*>(payload->Data); - ea->confSprite.Attach(spritesheet); - auto def = spritesheet->GetInstance(); - player->sprite.SetDefinition(def); - player->renderObject.autofill_TextureAtlas.Attach(def->GetAtlas()); - } - ImGui::EndDragDropTarget(); - } - - ImGui::TextUnformatted("Material: "); - ImGui::SameLine(); - IresObject::ShowReferenceSafe(*this, ea->confMaterial.Get()); - if (ImGui::BeginDragDropTarget()) { - if (auto payload = ImGui::AcceptDragDropPayload(Metadata::EnumToString(IresObject::KD_Material).data())) { - auto material = *static_cast<IresMaterial* const*>(payload->Data); - ea->confMaterial.Attach(material); - player->SetMaterial(material->GetInstance()); - } - ImGui::EndDragDropTarget(); - } - - if (ImGui::Button("Load config")) { - bool success = player->LoadFromFile(); - if (success) { - ImGui::AddNotification(ImGuiToast(ImGuiToastType_Success, "Successfully loaded player config")); - } - } - ImGui::SameLine(); - if (ImGui::Button("Save config")) { - bool success = player->SaveToFile(); - if (success) { - ImGui::AddNotification(ImGuiToast(ImGuiToastType_Success, "Successfully saved player config")); - } - } - - ImGui::Text("Move left (%s)", ImGui::GetKeyNameGlfw(kb.keyLeft)); - ImGui::SameLine(); - if (ImGui::Button("Change##Move left")) { - PushKeyCodeRecorder(mApp, &kb.keyLeft, &kb.pressedLeft); - } - - ImGui::Text("Move right (%s)", ImGui::GetKeyNameGlfw(kb.keyRight)); - ImGui::SameLine(); - if (ImGui::Button("Change##Move right")) { - PushKeyCodeRecorder(mApp, &kb.keyRight, &kb.pressedRight); - } - - ImGui::Text("Jump (%s)", ImGui::GetKeyNameGlfw(kb.keyJump)); - ImGui::SameLine(); - if (ImGui::Button("Change##Jump")) { - PushKeyCodeRecorder(mApp, &kb.keyJump, &kb.pressedJump); - } - - ImGui::Text("Attack (%s)", ImGui::GetKeyNameGlfw(kb.keyAttack)); - ImGui::SameLine(); - if (ImGui::Button("Change##Attack")) { - PushKeyCodeRecorder(mApp, &kb.keyAttack, &kb.pressedAttack); - } - } break; - - case GameObject::KD_SimpleGeometry: { - auto sg = static_cast<SimpleGeometryObject*>(object); - - float bounds[6] = { - /*x1*/ -sg->GetSize().x / 2.0f, - /*y1*/ -sg->GetSize().y / 2.0f, - /*z1*/ -sg->GetSize().z / 2.0f, - /*x2*/ +sg->GetSize().x / 2.0f, - /*y2*/ +sg->GetSize().y / 2.0f, - /*z2*/ +sg->GetSize().z / 2.0f, - }; - - ShowInspector(bounds); - ShowGuizmo(bounds); - ImGui::Separator(); - - sg->SetSize(glm::vec3(bounds[3] - bounds[0], bounds[4] - bounds[1], bounds[5] - bounds[2])); - - auto size = sg->GetSize(); - if (ImGui::InputFloat3("Size", &size.x)) { - sg->SetSize(size); - } - - auto xFaceColor = sg->GetXFaceColor(); - if (ImGui::ColorEdit4("X color", &xFaceColor)) { - sg->SetXFaceColor(xFaceColor); - } - auto yFaceColor = sg->GetYFaceColor(); - if (ImGui::ColorEdit4("Y color", &yFaceColor)) { - sg->SetYFaceColor(yFaceColor); - } - auto zFaceColor = sg->GetZFaceColor(); - if (ImGui::ColorEdit4("Z color", &zFaceColor)) { - sg->SetZFaceColor(zFaceColor); - } - - if (ImGui::Button("Sync from X color")) { - sg->SetYFaceColor(xFaceColor); - sg->SetZFaceColor(xFaceColor); - } - ImGui::SameLine(); - if (ImGui::Button("Reset")) { - sg->SetXFaceColor(kXAxisColor); - sg->SetYFaceColor(kYAxisColor); - sg->SetZFaceColor(kZAxisColor); - } - } break; - - case GameObject::KD_Building: { - ShowInspector(); - ShowGuizmo(); - ImGui::Separator(); - - auto b = static_cast<BuildingObject*>(object); - // TODO - } break; - - case GameObject::KD_LevelWrapper: { - ShowInspector(); - ShowGuizmo(); - ImGui::Separator(); - - auto lwo = static_cast<LevelWrapperObject*>(object); - // TODO - } break; - - default: { - ShowInspector(); - ShowGuizmo(); - } break; - } -} - -void EditorInstance::OpenSpriteViewer(SpriteDefinition* sprite) { - mSpriteView_Instance.Attach(sprite); - mSpriteView_Frame = 0; - mSpriteView_OpenNextFrame = true; -} - -void EditorInstance::ShowSpriteViewer() { - if (mSpriteView_Instance == nullptr) return; - if (!mSpriteView_Instance->IsValid()) return; - - if (mSpriteView_OpenNextFrame) { - mSpriteView_OpenNextFrame = false; - ImGui::OpenPopup("Sprite Viewer"); - } - - bool windowOpen = true; - if (ImGui::BeginPopupModal("Sprite Viewer", &windowOpen)) { - auto atlas = mSpriteView_Instance->GetAtlas(); - auto atlasSize = atlas->GetInfo().size; - auto& frames = mSpriteView_Instance->GetFrames(); - - int frameCount = mSpriteView_Instance->GetFrames().size(); - if (ImGui::Button("<")) { - --mSpriteView_Frame; - } - ImGui::SameLine(); - ImGui::Text("%d/%d", mSpriteView_Frame + 1, frameCount); - ImGui::SameLine(); - if (ImGui::Button(">")) { - ++mSpriteView_Frame; - } - // Scrolling down (negative value) should advance, so invert the sign - mSpriteView_Frame += -std::round(ImGui::GetIO().MouseWheel); - // Clamp mSpriteView_Frame to range [0, frameCount) - if (mSpriteView_Frame < 0) { - mSpriteView_Frame = frameCount - 1; - } else if (mSpriteView_Frame >= frameCount) { - mSpriteView_Frame = 0; - } - - auto& currFrame = frames[mSpriteView_Frame]; - auto boundingBox = mSpriteView_Instance->GetBoundingBox(); - ImGui::Text("Frame size: (%d, %d)", boundingBox.x, boundingBox.y); - ImGui::Text("Frame location: (%f, %f) to (%f, %f)", currFrame.u0, currFrame.v0, currFrame.u1, currFrame.v1); - ImGui::Image( - (ImTextureID)(uintptr_t)atlas->GetHandle(), - Utils::FitImage(atlasSize), - ImVec2(currFrame.u0, currFrame.v0), - ImVec2(currFrame.u1, currFrame.v1)); - - ImGui::EndPopup(); - } -} diff --git a/source/Game/EditorCorePrivate.hpp b/source/Game/EditorCorePrivate.hpp deleted file mode 100644 index 4fbfb72..0000000 --- a/source/Game/EditorCorePrivate.hpp +++ /dev/null @@ -1,130 +0,0 @@ -#pragma once - -#include "EditorCore.hpp" - -#include "App.hpp" -#include "EditorAttachment.hpp" -#include "EditorCommandPalette.hpp" -#include "EditorUtils.hpp" -#include "GameObject.hpp" -#include "Ires.hpp" -#include "Level.hpp" -#include "RcPtr.hpp" -#include "Sprite.hpp" -#include "World.hpp" - -#include <memory> -#include <string> - -// TODO move inspector drawing to this class -class EditorInspector final : public IEditorInspector { -public: - std::string renamingScratchBuffer; - void* selectedItPtr = nullptr; - TargetType selectedItt = ITT_None; - bool renaming = false; - - void SelectTarget(TargetType type, void* object) override; -}; - -class EditorContentBrowser final : public IEditorContentBrowser { -private: - enum Pane { - P_Settings, - P_Ires, - P_Level, - }; - - static constexpr float kSplitterThickness = 3.0f; - static constexpr float kPadding = 4.0f; - - // <root> - static constexpr float kLeftPaneMinWidth = 200.0f; - static constexpr float kRightPaneMinWidth = 200.0f; - - EditorInspector* mInspector; - Pane mPane = P_Settings; - float mBrowserHeight = 0.5f; - float mSplitterLeft = kLeftPaneMinWidth; - float mSplitterRight = 0.0f; - bool mDocked = true; - -public: - EditorContentBrowser(EditorInspector* inspector); - ~EditorContentBrowser() override; - - void Show(bool* open = nullptr); -}; - -struct GuizmoState { - ImGuizmo::OPERATION currOperation = ImGuizmo::TRANSLATE; - ImGuizmo::MODE currMode = ImGuizmo::LOCAL; - glm::mat4 cubeMatrix; - float snap[3] = { 1.f, 1.f, 1.f }; - float boundsSnap[3] = { 0.1f, 0.1f, 0.1f }; - bool useSnap = false; - bool boundSizing = false; - bool boundSizingSnap = false; -}; - -// TODO editor undo stack -class EditorInstance : public IEditor { -public: - enum EditorCameraMode { - // "Game mode": the camera views from the side, where the forward vector is perpendicular to the world plane - ECM_2D, - // "Editor mode": equivalent to Unity's 3D mode, the camera is completely free and controlled as a 3d camera - ECM_Side3D, - }; - -private: - App* mApp; - GameObject* mPopupCurrent_GameObject = nullptr; - Camera mEditorCamera; - RcPtr<SpriteDefinition> mSpriteView_Instance; - EditorCommandPalette mEdCommandPalette; - EditorInspector mEdInspector; - EditorContentBrowser mEdContentBrowser; - GuizmoState mGuizmo; - glm::vec3 mDragCam_CamInitial; - ImVec2 mDragCam_CursorInitial; - int mSpriteView_Frame; - float mMoveCamScrollSpeed = 1.0f; - float mMoveCamSlideSpeed = 0.1f; - EditorCameraMode mEcm = ECM_2D; - bool mSpriteView_OpenNextFrame = false; - bool mWindowVisible_ImGuiDemo = false; - bool mWindowVisible_CommandPalette = false; - bool mWindowVisible_Inspector = true; - bool mWindowVisible_ContentBrowser = true; - bool mWindowVisible_WorldStructure = true; - bool mWindowVisible_WorldProperties = true; - bool mDragCam_Happening = false; - bool mMoveCamKeyboard = false; - bool mMoveCamScrollWheel = false; - -public: - EditorInstance(App* app); - ~EditorInstance() override; - - void OnGameStateChanged(bool running) override; - void Show() override; - - EditorInspector& GetInspector() override { return mEdInspector; } - EditorContentBrowser& GetContentBrowser() override { return mEdContentBrowser; } - - void OpenSpriteViewer(SpriteDefinition* sprite) override; - -private: - bool IsCurrentCameraEditor() const { - return !mApp->IsGameRunning(); - } - - void ShowWorldProperties(); - - void ShowInspector(IresObject* ires); - void ShowInspector(LevelManager::LoadableObject* ldObj); - void ShowInspector(GameObject* object); - - void ShowSpriteViewer(); -}; diff --git a/source/Game/EditorGuizmo.cpp b/source/Game/EditorGuizmo.cpp deleted file mode 100644 index 3e4f890..0000000 --- a/source/Game/EditorGuizmo.cpp +++ /dev/null @@ -1,2897 +0,0 @@ -// https://github.com/CedricGuillemet/ImGuizmo -// v 1.84 WIP -// -// The MIT License(MIT) -// -// Copyright(c) 2021 Cedric Guillemet -// -// Permission is hereby granted, free of charge, to any person obtaining a copy -// of this software and associated documentation files(the "Software"), to deal -// in the Software without restriction, including without limitation the rights -// to use, copy, modify, merge, publish, distribute, sublicense, and / or sell -// copies of the Software, and to permit persons to whom the Software is -// furnished to do so, subject to the following conditions : -// -// The above copyright notice and this permission notice shall be included in all -// copies or substantial portions of the Software. -// -// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE -// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -// SOFTWARE. -// - -#ifndef IMGUI_DEFINE_MATH_OPERATORS -# define IMGUI_DEFINE_MATH_OPERATORS -#endif -#include "EditorGuizmo.hpp" -#include "imgui_internal.h" - -#if defined(_MSC_VER) || defined(__MINGW32__) -# include <malloc.h> -#endif -#if !defined(_MSC_VER) && !defined(__MINGW64_VERSION_MAJOR) -# define _malloca(x) alloca(x) -# define _freea(x) -#endif - -// includes patches for multiview from -// https://github.com/CedricGuillemet/ImGuizmo/issues/15 - -namespace IMGUIZMO_NAMESPACE { -static const float ZPI = 3.14159265358979323846f; -static const float RAD2DEG = (180.f / ZPI); -static const float DEG2RAD = (ZPI / 180.f); -const float screenRotateSize = 0.06f; -// scale a bit so translate axis do not touch when in universal -const float rotationDisplayFactor = 1.2f; - -static OPERATION operator&(OPERATION lhs, OPERATION rhs) { - return static_cast<OPERATION>(static_cast<int>(lhs) & static_cast<int>(rhs)); -} - -static bool operator!=(OPERATION lhs, int rhs) { - return static_cast<int>(lhs) != rhs; -} - -static bool Intersects(OPERATION lhs, OPERATION rhs) { - return (lhs & rhs) != 0; -} - -// True if lhs contains rhs -static bool Contains(OPERATION lhs, OPERATION rhs) { - return (lhs & rhs) == rhs; -} - -/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -// utility and math - -void FPU_MatrixF_x_MatrixF(const float* a, const float* b, float* r) { - r[0] = a[0] * b[0] + a[1] * b[4] + a[2] * b[8] + a[3] * b[12]; - r[1] = a[0] * b[1] + a[1] * b[5] + a[2] * b[9] + a[3] * b[13]; - r[2] = a[0] * b[2] + a[1] * b[6] + a[2] * b[10] + a[3] * b[14]; - r[3] = a[0] * b[3] + a[1] * b[7] + a[2] * b[11] + a[3] * b[15]; - - r[4] = a[4] * b[0] + a[5] * b[4] + a[6] * b[8] + a[7] * b[12]; - r[5] = a[4] * b[1] + a[5] * b[5] + a[6] * b[9] + a[7] * b[13]; - r[6] = a[4] * b[2] + a[5] * b[6] + a[6] * b[10] + a[7] * b[14]; - r[7] = a[4] * b[3] + a[5] * b[7] + a[6] * b[11] + a[7] * b[15]; - - r[8] = a[8] * b[0] + a[9] * b[4] + a[10] * b[8] + a[11] * b[12]; - r[9] = a[8] * b[1] + a[9] * b[5] + a[10] * b[9] + a[11] * b[13]; - r[10] = a[8] * b[2] + a[9] * b[6] + a[10] * b[10] + a[11] * b[14]; - r[11] = a[8] * b[3] + a[9] * b[7] + a[10] * b[11] + a[11] * b[15]; - - r[12] = a[12] * b[0] + a[13] * b[4] + a[14] * b[8] + a[15] * b[12]; - r[13] = a[12] * b[1] + a[13] * b[5] + a[14] * b[9] + a[15] * b[13]; - r[14] = a[12] * b[2] + a[13] * b[6] + a[14] * b[10] + a[15] * b[14]; - r[15] = a[12] * b[3] + a[13] * b[7] + a[14] * b[11] + a[15] * b[15]; -} - -void Frustum(float left, float right, float bottom, float top, float znear, float zfar, float* m16) { - float temp, temp2, temp3, temp4; - temp = 2.0f * znear; - temp2 = right - left; - temp3 = top - bottom; - temp4 = zfar - znear; - m16[0] = temp / temp2; - m16[1] = 0.0; - m16[2] = 0.0; - m16[3] = 0.0; - m16[4] = 0.0; - m16[5] = temp / temp3; - m16[6] = 0.0; - m16[7] = 0.0; - m16[8] = (right + left) / temp2; - m16[9] = (top + bottom) / temp3; - m16[10] = (-zfar - znear) / temp4; - m16[11] = -1.0f; - m16[12] = 0.0; - m16[13] = 0.0; - m16[14] = (-temp * zfar) / temp4; - m16[15] = 0.0; -} - -void Perspective(float fovyInDegrees, float aspectRatio, float znear, float zfar, float* m16) { - float ymax, xmax; - ymax = znear * tanf(fovyInDegrees * DEG2RAD); - xmax = ymax * aspectRatio; - Frustum(-xmax, xmax, -ymax, ymax, znear, zfar, m16); -} - -void Cross(const float* a, const float* b, float* r) { - r[0] = a[1] * b[2] - a[2] * b[1]; - r[1] = a[2] * b[0] - a[0] * b[2]; - r[2] = a[0] * b[1] - a[1] * b[0]; -} - -float Dot(const float* a, const float* b) { - return a[0] * b[0] + a[1] * b[1] + a[2] * b[2]; -} - -void Normalize(const float* a, float* r) { - float il = 1.f / (sqrtf(Dot(a, a)) + FLT_EPSILON); - r[0] = a[0] * il; - r[1] = a[1] * il; - r[2] = a[2] * il; -} - -void LookAt(const float* eye, const float* at, const float* up, float* m16) { - float X[3], Y[3], Z[3], tmp[3]; - - tmp[0] = eye[0] - at[0]; - tmp[1] = eye[1] - at[1]; - tmp[2] = eye[2] - at[2]; - Normalize(tmp, Z); - Normalize(up, Y); - Cross(Y, Z, tmp); - Normalize(tmp, X); - Cross(Z, X, tmp); - Normalize(tmp, Y); - - m16[0] = X[0]; - m16[1] = Y[0]; - m16[2] = Z[0]; - m16[3] = 0.0f; - m16[4] = X[1]; - m16[5] = Y[1]; - m16[6] = Z[1]; - m16[7] = 0.0f; - m16[8] = X[2]; - m16[9] = Y[2]; - m16[10] = Z[2]; - m16[11] = 0.0f; - m16[12] = -Dot(X, eye); - m16[13] = -Dot(Y, eye); - m16[14] = -Dot(Z, eye); - m16[15] = 1.0f; -} - -template <typename T> -T Clamp(T x, T y, T z) { - return ((x < y) ? y : ((x > z) ? z : x)); -} -template <typename T> -T max(T x, T y) { - return (x > y) ? x : y; -} -template <typename T> -T min(T x, T y) { - return (x < y) ? x : y; -} -template <typename T> -bool IsWithin(T x, T y, T z) { - return (x >= y) && (x <= z); -} - -struct matrix_t; -struct vec_t { -public: - float x, y, z, w; - - void Lerp(const vec_t& v, float t) { - x += (v.x - x) * t; - y += (v.y - y) * t; - z += (v.z - z) * t; - w += (v.w - w) * t; - } - - void Set(float v) { x = y = z = w = v; } - void Set(float _x, float _y, float _z = 0.f, float _w = 0.f) { - x = _x; - y = _y; - z = _z; - w = _w; - } - - vec_t& operator-=(const vec_t& v) { - x -= v.x; - y -= v.y; - z -= v.z; - w -= v.w; - return *this; - } - vec_t& operator+=(const vec_t& v) { - x += v.x; - y += v.y; - z += v.z; - w += v.w; - return *this; - } - vec_t& operator*=(const vec_t& v) { - x *= v.x; - y *= v.y; - z *= v.z; - w *= v.w; - return *this; - } - vec_t& operator*=(float v) { - x *= v; - y *= v; - z *= v; - w *= v; - return *this; - } - - vec_t operator*(float f) const; - vec_t operator-() const; - vec_t operator-(const vec_t& v) const; - vec_t operator+(const vec_t& v) const; - vec_t operator*(const vec_t& v) const; - - const vec_t& operator+() const { return (*this); } - float Length() const { return sqrtf(x * x + y * y + z * z); }; - float LengthSq() const { return (x * x + y * y + z * z); }; - vec_t Normalize() { - (*this) *= (1.f / (Length() > FLT_EPSILON ? Length() : FLT_EPSILON)); - return (*this); - } - vec_t Normalize(const vec_t& v) { - this->Set(v.x, v.y, v.z, v.w); - this->Normalize(); - return (*this); - } - vec_t Abs() const; - - void Cross(const vec_t& v) { - vec_t res; - res.x = y * v.z - z * v.y; - res.y = z * v.x - x * v.z; - res.z = x * v.y - y * v.x; - - x = res.x; - y = res.y; - z = res.z; - w = 0.f; - } - - void Cross(const vec_t& v1, const vec_t& v2) { - x = v1.y * v2.z - v1.z * v2.y; - y = v1.z * v2.x - v1.x * v2.z; - z = v1.x * v2.y - v1.y * v2.x; - w = 0.f; - } - - float Dot(const vec_t& v) const { - return (x * v.x) + (y * v.y) + (z * v.z) + (w * v.w); - } - - float Dot3(const vec_t& v) const { - return (x * v.x) + (y * v.y) + (z * v.z); - } - - void Transform(const matrix_t& matrix); - void Transform(const vec_t& s, const matrix_t& matrix); - - void TransformVector(const matrix_t& matrix); - void TransformPoint(const matrix_t& matrix); - void TransformVector(const vec_t& v, const matrix_t& matrix) { - (*this) = v; - this->TransformVector(matrix); - } - void TransformPoint(const vec_t& v, const matrix_t& matrix) { - (*this) = v; - this->TransformPoint(matrix); - } - - float& operator[](size_t index) { return ((float*)&x)[index]; } - const float& operator[](size_t index) const { return ((float*)&x)[index]; } - bool operator!=(const vec_t& other) const { return memcmp(this, &other, sizeof(vec_t)); } -}; - -vec_t makeVect(float _x, float _y, float _z = 0.f, float _w = 0.f) { - vec_t res; - res.x = _x; - res.y = _y; - res.z = _z; - res.w = _w; - return res; -} -vec_t makeVect(ImVec2 v) { - vec_t res; - res.x = v.x; - res.y = v.y; - res.z = 0.f; - res.w = 0.f; - return res; -} -vec_t vec_t::operator*(float f) const { - return makeVect(x * f, y * f, z * f, w * f); -} -vec_t vec_t::operator-() const { - return makeVect(-x, -y, -z, -w); -} -vec_t vec_t::operator-(const vec_t& v) const { - return makeVect(x - v.x, y - v.y, z - v.z, w - v.w); -} -vec_t vec_t::operator+(const vec_t& v) const { - return makeVect(x + v.x, y + v.y, z + v.z, w + v.w); -} -vec_t vec_t::operator*(const vec_t& v) const { - return makeVect(x * v.x, y * v.y, z * v.z, w * v.w); -} -vec_t vec_t::Abs() const { - return makeVect(fabsf(x), fabsf(y), fabsf(z)); -} - -vec_t Normalized(const vec_t& v) { - vec_t res; - res = v; - res.Normalize(); - return res; -} -vec_t Cross(const vec_t& v1, const vec_t& v2) { - vec_t res; - res.x = v1.y * v2.z - v1.z * v2.y; - res.y = v1.z * v2.x - v1.x * v2.z; - res.z = v1.x * v2.y - v1.y * v2.x; - res.w = 0.f; - return res; -} - -float Dot(const vec_t& v1, const vec_t& v2) { - return (v1.x * v2.x) + (v1.y * v2.y) + (v1.z * v2.z); -} - -vec_t BuildPlan(const vec_t& p_point1, const vec_t& p_normal) { - vec_t normal, res; - normal.Normalize(p_normal); - res.w = normal.Dot(p_point1); - res.x = normal.x; - res.y = normal.y; - res.z = normal.z; - return res; -} - -struct matrix_t { -public: - union { - float m[4][4]; - float m16[16]; - struct - { - vec_t right, up, dir, position; - } v; - vec_t component[4]; - }; - - operator float*() { return m16; } - operator const float*() const { return m16; } - void Translation(float _x, float _y, float _z) { this->Translation(makeVect(_x, _y, _z)); } - - void Translation(const vec_t& vt) { - v.right.Set(1.f, 0.f, 0.f, 0.f); - v.up.Set(0.f, 1.f, 0.f, 0.f); - v.dir.Set(0.f, 0.f, 1.f, 0.f); - v.position.Set(vt.x, vt.y, vt.z, 1.f); - } - - void Scale(float _x, float _y, float _z) { - v.right.Set(_x, 0.f, 0.f, 0.f); - v.up.Set(0.f, _y, 0.f, 0.f); - v.dir.Set(0.f, 0.f, _z, 0.f); - v.position.Set(0.f, 0.f, 0.f, 1.f); - } - void Scale(const vec_t& s) { Scale(s.x, s.y, s.z); } - - matrix_t& operator*=(const matrix_t& mat) { - matrix_t tmpMat; - tmpMat = *this; - tmpMat.Multiply(mat); - *this = tmpMat; - return *this; - } - matrix_t operator*(const matrix_t& mat) const { - matrix_t matT; - matT.Multiply(*this, mat); - return matT; - } - - void Multiply(const matrix_t& matrix) { - matrix_t tmp; - tmp = *this; - - FPU_MatrixF_x_MatrixF((float*)&tmp, (float*)&matrix, (float*)this); - } - - void Multiply(const matrix_t& m1, const matrix_t& m2) { - FPU_MatrixF_x_MatrixF((float*)&m1, (float*)&m2, (float*)this); - } - - float GetDeterminant() const { - return m[0][0] * m[1][1] * m[2][2] + m[0][1] * m[1][2] * m[2][0] + m[0][2] * m[1][0] * m[2][1] - - m[0][2] * m[1][1] * m[2][0] - m[0][1] * m[1][0] * m[2][2] - m[0][0] * m[1][2] * m[2][1]; - } - - float Inverse(const matrix_t& srcMatrix, bool affine = false); - void SetToIdentity() { - v.right.Set(1.f, 0.f, 0.f, 0.f); - v.up.Set(0.f, 1.f, 0.f, 0.f); - v.dir.Set(0.f, 0.f, 1.f, 0.f); - v.position.Set(0.f, 0.f, 0.f, 1.f); - } - void Transpose() { - matrix_t tmpm; - for (int l = 0; l < 4; l++) - { - for (int c = 0; c < 4; c++) - { - tmpm.m[l][c] = m[c][l]; - } - } - (*this) = tmpm; - } - - void RotationAxis(const vec_t& axis, float angle); - - void OrthoNormalize() { - v.right.Normalize(); - v.up.Normalize(); - v.dir.Normalize(); - } -}; - -void vec_t::Transform(const matrix_t& matrix) { - vec_t out; - - out.x = x * matrix.m[0][0] + y * matrix.m[1][0] + z * matrix.m[2][0] + w * matrix.m[3][0]; - out.y = x * matrix.m[0][1] + y * matrix.m[1][1] + z * matrix.m[2][1] + w * matrix.m[3][1]; - out.z = x * matrix.m[0][2] + y * matrix.m[1][2] + z * matrix.m[2][2] + w * matrix.m[3][2]; - out.w = x * matrix.m[0][3] + y * matrix.m[1][3] + z * matrix.m[2][3] + w * matrix.m[3][3]; - - x = out.x; - y = out.y; - z = out.z; - w = out.w; -} - -void vec_t::Transform(const vec_t& s, const matrix_t& matrix) { - *this = s; - Transform(matrix); -} - -void vec_t::TransformPoint(const matrix_t& matrix) { - vec_t out; - - out.x = x * matrix.m[0][0] + y * matrix.m[1][0] + z * matrix.m[2][0] + matrix.m[3][0]; - out.y = x * matrix.m[0][1] + y * matrix.m[1][1] + z * matrix.m[2][1] + matrix.m[3][1]; - out.z = x * matrix.m[0][2] + y * matrix.m[1][2] + z * matrix.m[2][2] + matrix.m[3][2]; - out.w = x * matrix.m[0][3] + y * matrix.m[1][3] + z * matrix.m[2][3] + matrix.m[3][3]; - - x = out.x; - y = out.y; - z = out.z; - w = out.w; -} - -void vec_t::TransformVector(const matrix_t& matrix) { - vec_t out; - - out.x = x * matrix.m[0][0] + y * matrix.m[1][0] + z * matrix.m[2][0]; - out.y = x * matrix.m[0][1] + y * matrix.m[1][1] + z * matrix.m[2][1]; - out.z = x * matrix.m[0][2] + y * matrix.m[1][2] + z * matrix.m[2][2]; - out.w = x * matrix.m[0][3] + y * matrix.m[1][3] + z * matrix.m[2][3]; - - x = out.x; - y = out.y; - z = out.z; - w = out.w; -} - -float matrix_t::Inverse(const matrix_t& srcMatrix, bool affine) { - float det = 0; - - if (affine) - { - det = GetDeterminant(); - float s = 1 / det; - m[0][0] = (srcMatrix.m[1][1] * srcMatrix.m[2][2] - srcMatrix.m[1][2] * srcMatrix.m[2][1]) * s; - m[0][1] = (srcMatrix.m[2][1] * srcMatrix.m[0][2] - srcMatrix.m[2][2] * srcMatrix.m[0][1]) * s; - m[0][2] = (srcMatrix.m[0][1] * srcMatrix.m[1][2] - srcMatrix.m[0][2] * srcMatrix.m[1][1]) * s; - m[1][0] = (srcMatrix.m[1][2] * srcMatrix.m[2][0] - srcMatrix.m[1][0] * srcMatrix.m[2][2]) * s; - m[1][1] = (srcMatrix.m[2][2] * srcMatrix.m[0][0] - srcMatrix.m[2][0] * srcMatrix.m[0][2]) * s; - m[1][2] = (srcMatrix.m[0][2] * srcMatrix.m[1][0] - srcMatrix.m[0][0] * srcMatrix.m[1][2]) * s; - m[2][0] = (srcMatrix.m[1][0] * srcMatrix.m[2][1] - srcMatrix.m[1][1] * srcMatrix.m[2][0]) * s; - m[2][1] = (srcMatrix.m[2][0] * srcMatrix.m[0][1] - srcMatrix.m[2][1] * srcMatrix.m[0][0]) * s; - m[2][2] = (srcMatrix.m[0][0] * srcMatrix.m[1][1] - srcMatrix.m[0][1] * srcMatrix.m[1][0]) * s; - m[3][0] = -(m[0][0] * srcMatrix.m[3][0] + m[1][0] * srcMatrix.m[3][1] + m[2][0] * srcMatrix.m[3][2]); - m[3][1] = -(m[0][1] * srcMatrix.m[3][0] + m[1][1] * srcMatrix.m[3][1] + m[2][1] * srcMatrix.m[3][2]); - m[3][2] = -(m[0][2] * srcMatrix.m[3][0] + m[1][2] * srcMatrix.m[3][1] + m[2][2] * srcMatrix.m[3][2]); - } else - { - // transpose matrix - float src[16]; - for (int i = 0; i < 4; ++i) - { - src[i] = srcMatrix.m16[i * 4]; - src[i + 4] = srcMatrix.m16[i * 4 + 1]; - src[i + 8] = srcMatrix.m16[i * 4 + 2]; - src[i + 12] = srcMatrix.m16[i * 4 + 3]; - } - - // calculate pairs for first 8 elements (cofactors) - float tmp[12]; // temp array for pairs - tmp[0] = src[10] * src[15]; - tmp[1] = src[11] * src[14]; - tmp[2] = src[9] * src[15]; - tmp[3] = src[11] * src[13]; - tmp[4] = src[9] * src[14]; - tmp[5] = src[10] * src[13]; - tmp[6] = src[8] * src[15]; - tmp[7] = src[11] * src[12]; - tmp[8] = src[8] * src[14]; - tmp[9] = src[10] * src[12]; - tmp[10] = src[8] * src[13]; - tmp[11] = src[9] * src[12]; - - // calculate first 8 elements (cofactors) - m16[0] = (tmp[0] * src[5] + tmp[3] * src[6] + tmp[4] * src[7]) - (tmp[1] * src[5] + tmp[2] * src[6] + tmp[5] * src[7]); - m16[1] = (tmp[1] * src[4] + tmp[6] * src[6] + tmp[9] * src[7]) - (tmp[0] * src[4] + tmp[7] * src[6] + tmp[8] * src[7]); - m16[2] = (tmp[2] * src[4] + tmp[7] * src[5] + tmp[10] * src[7]) - (tmp[3] * src[4] + tmp[6] * src[5] + tmp[11] * src[7]); - m16[3] = (tmp[5] * src[4] + tmp[8] * src[5] + tmp[11] * src[6]) - (tmp[4] * src[4] + tmp[9] * src[5] + tmp[10] * src[6]); - m16[4] = (tmp[1] * src[1] + tmp[2] * src[2] + tmp[5] * src[3]) - (tmp[0] * src[1] + tmp[3] * src[2] + tmp[4] * src[3]); - m16[5] = (tmp[0] * src[0] + tmp[7] * src[2] + tmp[8] * src[3]) - (tmp[1] * src[0] + tmp[6] * src[2] + tmp[9] * src[3]); - m16[6] = (tmp[3] * src[0] + tmp[6] * src[1] + tmp[11] * src[3]) - (tmp[2] * src[0] + tmp[7] * src[1] + tmp[10] * src[3]); - m16[7] = (tmp[4] * src[0] + tmp[9] * src[1] + tmp[10] * src[2]) - (tmp[5] * src[0] + tmp[8] * src[1] + tmp[11] * src[2]); - - // calculate pairs for second 8 elements (cofactors) - tmp[0] = src[2] * src[7]; - tmp[1] = src[3] * src[6]; - tmp[2] = src[1] * src[7]; - tmp[3] = src[3] * src[5]; - tmp[4] = src[1] * src[6]; - tmp[5] = src[2] * src[5]; - tmp[6] = src[0] * src[7]; - tmp[7] = src[3] * src[4]; - tmp[8] = src[0] * src[6]; - tmp[9] = src[2] * src[4]; - tmp[10] = src[0] * src[5]; - tmp[11] = src[1] * src[4]; - - // calculate second 8 elements (cofactors) - m16[8] = (tmp[0] * src[13] + tmp[3] * src[14] + tmp[4] * src[15]) - (tmp[1] * src[13] + tmp[2] * src[14] + tmp[5] * src[15]); - m16[9] = (tmp[1] * src[12] + tmp[6] * src[14] + tmp[9] * src[15]) - (tmp[0] * src[12] + tmp[7] * src[14] + tmp[8] * src[15]); - m16[10] = (tmp[2] * src[12] + tmp[7] * src[13] + tmp[10] * src[15]) - (tmp[3] * src[12] + tmp[6] * src[13] + tmp[11] * src[15]); - m16[11] = (tmp[5] * src[12] + tmp[8] * src[13] + tmp[11] * src[14]) - (tmp[4] * src[12] + tmp[9] * src[13] + tmp[10] * src[14]); - m16[12] = (tmp[2] * src[10] + tmp[5] * src[11] + tmp[1] * src[9]) - (tmp[4] * src[11] + tmp[0] * src[9] + tmp[3] * src[10]); - m16[13] = (tmp[8] * src[11] + tmp[0] * src[8] + tmp[7] * src[10]) - (tmp[6] * src[10] + tmp[9] * src[11] + tmp[1] * src[8]); - m16[14] = (tmp[6] * src[9] + tmp[11] * src[11] + tmp[3] * src[8]) - (tmp[10] * src[11] + tmp[2] * src[8] + tmp[7] * src[9]); - m16[15] = (tmp[10] * src[10] + tmp[4] * src[8] + tmp[9] * src[9]) - (tmp[8] * src[9] + tmp[11] * src[10] + tmp[5] * src[8]); - - // calculate determinant - det = src[0] * m16[0] + src[1] * m16[1] + src[2] * m16[2] + src[3] * m16[3]; - - // calculate matrix inverse - float invdet = 1 / det; - for (int j = 0; j < 16; ++j) - { - m16[j] *= invdet; - } - } - - return det; -} - -void matrix_t::RotationAxis(const vec_t& axis, float angle) { - float length2 = axis.LengthSq(); - if (length2 < FLT_EPSILON) - { - SetToIdentity(); - return; - } - - vec_t n = axis * (1.f / sqrtf(length2)); - float s = sinf(angle); - float c = cosf(angle); - float k = 1.f - c; - - float xx = n.x * n.x * k + c; - float yy = n.y * n.y * k + c; - float zz = n.z * n.z * k + c; - float xy = n.x * n.y * k; - float yz = n.y * n.z * k; - float zx = n.z * n.x * k; - float xs = n.x * s; - float ys = n.y * s; - float zs = n.z * s; - - m[0][0] = xx; - m[0][1] = xy + zs; - m[0][2] = zx - ys; - m[0][3] = 0.f; - m[1][0] = xy - zs; - m[1][1] = yy; - m[1][2] = yz + xs; - m[1][3] = 0.f; - m[2][0] = zx + ys; - m[2][1] = yz - xs; - m[2][2] = zz; - m[2][3] = 0.f; - m[3][0] = 0.f; - m[3][1] = 0.f; - m[3][2] = 0.f; - m[3][3] = 1.f; -} - -/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -// - -enum MOVETYPE { - MT_NONE, - MT_MOVE_X, - MT_MOVE_Y, - MT_MOVE_Z, - MT_MOVE_YZ, - MT_MOVE_ZX, - MT_MOVE_XY, - MT_MOVE_SCREEN, - MT_ROTATE_X, - MT_ROTATE_Y, - MT_ROTATE_Z, - MT_ROTATE_SCREEN, - MT_SCALE_X, - MT_SCALE_Y, - MT_SCALE_Z, - MT_SCALE_XYZ -}; - -static bool IsTranslateType(int type) { - return type >= MT_MOVE_X && type <= MT_MOVE_SCREEN; -} - -static bool IsRotateType(int type) { - return type >= MT_ROTATE_X && type <= MT_ROTATE_SCREEN; -} - -static bool IsScaleType(int type) { - return type >= MT_SCALE_X && type <= MT_SCALE_XYZ; -} - -// Matches MT_MOVE_AB order -static const OPERATION TRANSLATE_PLANS[3] = { TRANSLATE_Y | TRANSLATE_Z, TRANSLATE_X | TRANSLATE_Z, TRANSLATE_X | TRANSLATE_Y }; - -struct Context { - Context() - : mbUsing(false), mbEnable(true), mbUsingBounds(false) { - } - - ImDrawList* mDrawList; - - MODE mMode; - matrix_t mViewMat; - matrix_t mProjectionMat; - matrix_t mModel; - matrix_t mModelLocal; // orthonormalized model - matrix_t mModelInverse; - matrix_t mModelSource; - matrix_t mModelSourceInverse; - matrix_t mMVP; - matrix_t mMVPLocal; // MVP with full model matrix whereas mMVP's model matrix might only be translation in case of World space edition - matrix_t mViewProjection; - - vec_t mModelScaleOrigin; - vec_t mCameraEye; - vec_t mCameraRight; - vec_t mCameraDir; - vec_t mCameraUp; - vec_t mRayOrigin; - vec_t mRayVector; - - float mRadiusSquareCenter; - ImVec2 mScreenSquareCenter; - ImVec2 mScreenSquareMin; - ImVec2 mScreenSquareMax; - - float mScreenFactor; - vec_t mRelativeOrigin; - - bool mbUsing; - bool mbEnable; - bool mbMouseOver; - bool mReversed; // reversed projection matrix - - // translation - vec_t mTranslationPlan; - vec_t mTranslationPlanOrigin; - vec_t mMatrixOrigin; - vec_t mTranslationLastDelta; - - // rotation - vec_t mRotationVectorSource; - float mRotationAngle; - float mRotationAngleOrigin; - // vec_t mWorldToLocalAxis; - - // scale - vec_t mScale; - vec_t mScaleValueOrigin; - vec_t mScaleLast; - float mSaveMousePosx; - - // save axis factor when using gizmo - bool mBelowAxisLimit[3]; - bool mBelowPlaneLimit[3]; - float mAxisFactor[3]; - - // bounds stretching - // NOTE: these variable only lives during the duration of a drag - /// Position in world space, of the knob on the opposite side of the knob being dragged. - /// This is the point that needs to space regardless of where anchor is placed. - vec_t mBoundsPivot; - /// Position in world space, of the knob begin dragged. - /// This is the point that's being moved. - vec_t mBoundsAnchor; - vec_t mBoundsPlan; - /// Position in local space, of the knob on the opposite side of the knob being dragged - vec_t mBoundsLocalPivot; - int mBoundsBestAxis; - /// The axes that are being modified by the current operation. May contain 1 or 2 elements. - /// Unused elements are filled with -1 during the operation. - int mBoundsAxis[2]; - /// The index of the corner that pivot data is fetched from (opposite side from anchor). - int mBoundsPivotCornerIndex; - bool mbUsingBounds; - bool mbIsUsingBigAnchor; - /// Model matrix passed into ImGuizmo::Manipulate() - matrix_t mBoundsMatrix; - - // - int mCurrentOperation; - - float mX = 0.f; - float mY = 0.f; - float mWidth = 0.f; - float mHeight = 0.f; - float mXMax = 0.f; - float mYMax = 0.f; - float mDisplayRatio = 1.f; - - bool mIsOrthographic = false; - - int mActualID = -1; - int mEditingID = -1; - OPERATION mOperation = OPERATION(-1); - - bool mAllowAxisFlip = true; - float mGizmoSizeClipSpace = 0.1f; -}; - -static Context gContext; - -static const vec_t directionUnary[3] = { makeVect(1.f, 0.f, 0.f), makeVect(0.f, 1.f, 0.f), makeVect(0.f, 0.f, 1.f) }; -static const ImU32 directionColor[3] = { IM_COL32(0xAA, 0, 0, 0xFF), IM_COL32(0, 0xAA, 0, 0xFF), IM_COL32(0, 0, 0xAA, 0XFF) }; - -// Alpha: 100%: FF, 87%: DE, 70%: B3, 54%: 8A, 50%: 80, 38%: 61, 12%: 1F -static const ImU32 planeColor[3] = { IM_COL32(0xAA, 0, 0, 0x61), IM_COL32(0, 0xAA, 0, 0x61), IM_COL32(0, 0, 0xAA, 0x61) }; -static const ImU32 selectionColor = IM_COL32(0xFF, 0x80, 0x10, 0x8A); -static const ImU32 inactiveColor = IM_COL32(0x99, 0x99, 0x99, 0x99); -static const ImU32 translationLineColor = IM_COL32(0xAA, 0xAA, 0xAA, 0xAA); -static const char* translationInfoMask[] = { "X : %5.3f", "Y : %5.3f", "Z : %5.3f", "Y : %5.3f Z : %5.3f", "X : %5.3f Z : %5.3f", "X : %5.3f Y : %5.3f", "X : %5.3f Y : %5.3f Z : %5.3f" }; -static const char* scaleInfoMask[] = { "X : %5.2f", "Y : %5.2f", "Z : %5.2f", "XYZ : %5.2f" }; -static const char* rotationInfoMask[] = { "X : %5.2f deg %5.2f rad", "Y : %5.2f deg %5.2f rad", "Z : %5.2f deg %5.2f rad", "Screen : %5.2f deg %5.2f rad" }; -static const int translationInfoIndex[] = { 0, 0, 0, 1, 0, 0, 2, 0, 0, 1, 2, 0, 0, 2, 0, 0, 1, 0, 0, 1, 2 }; -static const float quadMin = 0.5f; -static const float quadMax = 0.8f; -static const float quadUV[8] = { quadMin, quadMin, quadMin, quadMax, quadMax, quadMax, quadMax, quadMin }; -static const int halfCircleSegmentCount = 64; -static const float snapTension = 0.5f; - -/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -// -static int GetMoveType(OPERATION op, vec_t* gizmoHitProportion); -static int GetRotateType(OPERATION op); -static int GetScaleType(OPERATION op); - -static ImVec2 worldToPos(const vec_t& worldPos, const matrix_t& mat, ImVec2 position = ImVec2(gContext.mX, gContext.mY), ImVec2 size = ImVec2(gContext.mWidth, gContext.mHeight)) { - vec_t trans; - trans.TransformPoint(worldPos, mat); - trans *= 0.5f / trans.w; - trans += makeVect(0.5f, 0.5f); - trans.y = 1.f - trans.y; - trans.x *= size.x; - trans.y *= size.y; - trans.x += position.x; - trans.y += position.y; - return ImVec2(trans.x, trans.y); -} - -static void ComputeCameraRay(vec_t& rayOrigin, vec_t& rayDir, ImVec2 position = ImVec2(gContext.mX, gContext.mY), ImVec2 size = ImVec2(gContext.mWidth, gContext.mHeight)) { - ImGuiIO& io = ImGui::GetIO(); - - matrix_t mViewProjInverse; - mViewProjInverse.Inverse(gContext.mViewMat * gContext.mProjectionMat); - - const float mox = ((io.MousePos.x - position.x) / size.x) * 2.f - 1.f; - const float moy = (1.f - ((io.MousePos.y - position.y) / size.y)) * 2.f - 1.f; - - const float zNear = gContext.mReversed ? (1.f - FLT_EPSILON) : 0.f; - const float zFar = gContext.mReversed ? 0.f : (1.f - FLT_EPSILON); - - rayOrigin.Transform(makeVect(mox, moy, zNear, 1.f), mViewProjInverse); - rayOrigin *= 1.f / rayOrigin.w; - vec_t rayEnd; - rayEnd.Transform(makeVect(mox, moy, zFar, 1.f), mViewProjInverse); - rayEnd *= 1.f / rayEnd.w; - rayDir = Normalized(rayEnd - rayOrigin); -} - -static float GetSegmentLengthClipSpace(const vec_t& start, const vec_t& end, const bool localCoordinates = false) { - vec_t startOfSegment = start; - const matrix_t& mvp = localCoordinates ? gContext.mMVPLocal : gContext.mMVP; - startOfSegment.TransformPoint(mvp); - if (fabsf(startOfSegment.w) > FLT_EPSILON) // check for axis aligned with camera direction - { - startOfSegment *= 1.f / startOfSegment.w; - } - - vec_t endOfSegment = end; - endOfSegment.TransformPoint(mvp); - if (fabsf(endOfSegment.w) > FLT_EPSILON) // check for axis aligned with camera direction - { - endOfSegment *= 1.f / endOfSegment.w; - } - - vec_t clipSpaceAxis = endOfSegment - startOfSegment; - clipSpaceAxis.y /= gContext.mDisplayRatio; - float segmentLengthInClipSpace = sqrtf(clipSpaceAxis.x * clipSpaceAxis.x + clipSpaceAxis.y * clipSpaceAxis.y); - return segmentLengthInClipSpace; -} - -static float GetParallelogram(const vec_t& ptO, const vec_t& ptA, const vec_t& ptB) { - vec_t pts[] = { ptO, ptA, ptB }; - for (unsigned int i = 0; i < 3; i++) - { - pts[i].TransformPoint(gContext.mMVP); - if (fabsf(pts[i].w) > FLT_EPSILON) // check for axis aligned with camera direction - { - pts[i] *= 1.f / pts[i].w; - } - } - vec_t segA = pts[1] - pts[0]; - vec_t segB = pts[2] - pts[0]; - segA.y /= gContext.mDisplayRatio; - segB.y /= gContext.mDisplayRatio; - vec_t segAOrtho = makeVect(-segA.y, segA.x); - segAOrtho.Normalize(); - float dt = segAOrtho.Dot3(segB); - float surface = sqrtf(segA.x * segA.x + segA.y * segA.y) * fabsf(dt); - return surface; -} - -inline vec_t PointOnSegment(const vec_t& point, const vec_t& vertPos1, const vec_t& vertPos2) { - vec_t c = point - vertPos1; - vec_t V; - - V.Normalize(vertPos2 - vertPos1); - float d = (vertPos2 - vertPos1).Length(); - float t = V.Dot3(c); - - if (t < 0.f) - { - return vertPos1; - } - - if (t > d) - { - return vertPos2; - } - - return vertPos1 + V * t; -} - -static float IntersectRayPlane(const vec_t& rOrigin, const vec_t& rVector, const vec_t& plan) { - const float numer = plan.Dot3(rOrigin) - plan.w; - const float denom = plan.Dot3(rVector); - - if (fabsf(denom) < FLT_EPSILON) // normal is orthogonal to vector, cant intersect - { - return -1.0f; - } - - return -(numer / denom); -} - -static float DistanceToPlane(const vec_t& point, const vec_t& plan) { - return plan.Dot3(point) + plan.w; -} - -static bool IsInContextRect(ImVec2 p) { - return IsWithin(p.x, gContext.mX, gContext.mXMax) && IsWithin(p.y, gContext.mY, gContext.mYMax); -} - -static bool IsHoveringWindow() { - ImGuiContext& g = *ImGui::GetCurrentContext(); - ImGuiWindow* window = ImGui::FindWindowByName(gContext.mDrawList->_OwnerName); - if (g.HoveredWindow == window) // Mouse hovering drawlist window - return true; - if (g.HoveredWindow != NULL) // Any other window is hovered - return false; - if (ImGui::IsMouseHoveringRect(window->InnerRect.Min, window->InnerRect.Max, false)) // Hovering drawlist window rect, while no other window is hovered (for _NoInputs windows) - return true; - return false; -} - -void SetRect(float x, float y, float width, float height) { - gContext.mX = x; - gContext.mY = y; - gContext.mWidth = width; - gContext.mHeight = height; - gContext.mXMax = gContext.mX + gContext.mWidth; - gContext.mYMax = gContext.mY + gContext.mXMax; - gContext.mDisplayRatio = width / height; -} - -void SetOrthographic(bool isOrthographic) { - gContext.mIsOrthographic = isOrthographic; -} - -void SetDrawlist(ImDrawList* drawlist) { - gContext.mDrawList = drawlist ? drawlist : ImGui::GetWindowDrawList(); -} - -void SetImGuiContext(ImGuiContext* ctx) { - ImGui::SetCurrentContext(ctx); -} - -void BeginFrame() { - const ImU32 flags = ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoScrollbar | ImGuiWindowFlags_NoInputs | ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_NoFocusOnAppearing | ImGuiWindowFlags_NoBringToFrontOnFocus; - -#ifdef IMGUI_HAS_VIEWPORT - ImGui::SetNextWindowSize(ImGui::GetMainViewport()->Size); - ImGui::SetNextWindowPos(ImGui::GetMainViewport()->Pos); -#else - ImGuiIO& io = ImGui::GetIO(); - ImGui::SetNextWindowSize(io.DisplaySize); - ImGui::SetNextWindowPos(ImVec2(0, 0)); -#endif - - ImGui::PushStyleColor(ImGuiCol_WindowBg, 0); - ImGui::PushStyleColor(ImGuiCol_Border, 0); - ImGui::PushStyleVar(ImGuiStyleVar_WindowRounding, 0.0f); - - ImGui::Begin("gizmo", NULL, flags); - gContext.mDrawList = ImGui::GetWindowDrawList(); - ImGui::End(); - ImGui::PopStyleVar(); - ImGui::PopStyleColor(2); -} - -bool IsUsing() { - return gContext.mbUsing || gContext.mbUsingBounds; -} - -bool IsOver() { - return (Intersects(gContext.mOperation, TRANSLATE) && GetMoveType(gContext.mOperation, NULL) != MT_NONE) || - (Intersects(gContext.mOperation, ROTATE) && GetRotateType(gContext.mOperation) != MT_NONE) || - (Intersects(gContext.mOperation, SCALE) && GetScaleType(gContext.mOperation) != MT_NONE) || IsUsing(); -} - -bool IsOver(OPERATION op) { - if (IsUsing()) - { - return true; - } - if (Intersects(op, SCALE) && GetScaleType(op) != MT_NONE) - { - return true; - } - if (Intersects(op, ROTATE) && GetRotateType(op) != MT_NONE) - { - return true; - } - if (Intersects(op, TRANSLATE) && GetMoveType(op, NULL) != MT_NONE) - { - return true; - } - return false; -} - -void Enable(bool enable) { - gContext.mbEnable = enable; - if (!enable) - { - gContext.mbUsing = false; - gContext.mbUsingBounds = false; - } -} - -static void ComputeContext(const float* view, const float* projection, float* matrix, MODE mode) { - gContext.mMode = mode; - gContext.mViewMat = *(matrix_t*)view; - gContext.mProjectionMat = *(matrix_t*)projection; - gContext.mbMouseOver = IsHoveringWindow(); - - gContext.mModelLocal = *(matrix_t*)matrix; - gContext.mModelLocal.OrthoNormalize(); - - if (mode == LOCAL) - { - gContext.mModel = gContext.mModelLocal; - } else - { - gContext.mModel.Translation(((matrix_t*)matrix)->v.position); - } - gContext.mModelSource = *(matrix_t*)matrix; - gContext.mModelScaleOrigin.Set(gContext.mModelSource.v.right.Length(), gContext.mModelSource.v.up.Length(), gContext.mModelSource.v.dir.Length()); - - gContext.mModelInverse.Inverse(gContext.mModel); - gContext.mModelSourceInverse.Inverse(gContext.mModelSource); - gContext.mViewProjection = gContext.mViewMat * gContext.mProjectionMat; - gContext.mMVP = gContext.mModel * gContext.mViewProjection; - gContext.mMVPLocal = gContext.mModelLocal * gContext.mViewProjection; - - matrix_t viewInverse; - viewInverse.Inverse(gContext.mViewMat); - gContext.mCameraDir = viewInverse.v.dir; - gContext.mCameraEye = viewInverse.v.position; - gContext.mCameraRight = viewInverse.v.right; - gContext.mCameraUp = viewInverse.v.up; - - // projection reverse - vec_t nearPos, farPos; - nearPos.Transform(makeVect(0, 0, 1.f, 1.f), gContext.mProjectionMat); - farPos.Transform(makeVect(0, 0, 2.f, 1.f), gContext.mProjectionMat); - - gContext.mReversed = (nearPos.z / nearPos.w) > (farPos.z / farPos.w); - - // compute scale from the size of camera right vector projected on screen at the matrix position - vec_t pointRight = viewInverse.v.right; - pointRight.TransformPoint(gContext.mViewProjection); - gContext.mScreenFactor = gContext.mGizmoSizeClipSpace / (pointRight.x / pointRight.w - gContext.mMVP.v.position.x / gContext.mMVP.v.position.w); - - vec_t rightViewInverse = viewInverse.v.right; - rightViewInverse.TransformVector(gContext.mModelInverse); - float rightLength = GetSegmentLengthClipSpace(makeVect(0.f, 0.f), rightViewInverse); - gContext.mScreenFactor = gContext.mGizmoSizeClipSpace / rightLength; - - ImVec2 centerSSpace = worldToPos(makeVect(0.f, 0.f), gContext.mMVP); - gContext.mScreenSquareCenter = centerSSpace; - gContext.mScreenSquareMin = ImVec2(centerSSpace.x - 10.f, centerSSpace.y - 10.f); - gContext.mScreenSquareMax = ImVec2(centerSSpace.x + 10.f, centerSSpace.y + 10.f); - - ComputeCameraRay(gContext.mRayOrigin, gContext.mRayVector); -} - -static void ComputeColors(ImU32* colors, int type, OPERATION operation) { - if (gContext.mbEnable) - { - switch (operation) - { - case TRANSLATE: - colors[0] = (type == MT_MOVE_SCREEN) ? selectionColor : IM_COL32_WHITE; - for (int i = 0; i < 3; i++) - { - colors[i + 1] = (type == (int)(MT_MOVE_X + i)) ? selectionColor : directionColor[i]; - colors[i + 4] = (type == (int)(MT_MOVE_YZ + i)) ? selectionColor : planeColor[i]; - colors[i + 4] = (type == MT_MOVE_SCREEN) ? selectionColor : colors[i + 4]; - } - break; - case ROTATE: - colors[0] = (type == MT_ROTATE_SCREEN) ? selectionColor : IM_COL32_WHITE; - for (int i = 0; i < 3; i++) - { - colors[i + 1] = (type == (int)(MT_ROTATE_X + i)) ? selectionColor : directionColor[i]; - } - break; - case SCALEU: - case SCALE: - colors[0] = (type == MT_SCALE_XYZ) ? selectionColor : IM_COL32_WHITE; - for (int i = 0; i < 3; i++) - { - colors[i + 1] = (type == (int)(MT_SCALE_X + i)) ? selectionColor : directionColor[i]; - } - break; - // note: this internal function is only called with three possible values for operation - default: - break; - } - } else - { - for (int i = 0; i < 7; i++) - { - colors[i] = inactiveColor; - } - } -} - -static void ComputeTripodAxisAndVisibility(const int axisIndex, vec_t& dirAxis, vec_t& dirPlaneX, vec_t& dirPlaneY, bool& belowAxisLimit, bool& belowPlaneLimit, const bool localCoordinates = false) { - dirAxis = directionUnary[axisIndex]; - dirPlaneX = directionUnary[(axisIndex + 1) % 3]; - dirPlaneY = directionUnary[(axisIndex + 2) % 3]; - - if (gContext.mbUsing && (gContext.mActualID == -1 || gContext.mActualID == gContext.mEditingID)) - { - // when using, use stored factors so the gizmo doesn't flip when we translate - belowAxisLimit = gContext.mBelowAxisLimit[axisIndex]; - belowPlaneLimit = gContext.mBelowPlaneLimit[axisIndex]; - - dirAxis *= gContext.mAxisFactor[axisIndex]; - dirPlaneX *= gContext.mAxisFactor[(axisIndex + 1) % 3]; - dirPlaneY *= gContext.mAxisFactor[(axisIndex + 2) % 3]; - } else - { - // new method - float lenDir = GetSegmentLengthClipSpace(makeVect(0.f, 0.f, 0.f), dirAxis, localCoordinates); - float lenDirMinus = GetSegmentLengthClipSpace(makeVect(0.f, 0.f, 0.f), -dirAxis, localCoordinates); - - float lenDirPlaneX = GetSegmentLengthClipSpace(makeVect(0.f, 0.f, 0.f), dirPlaneX, localCoordinates); - float lenDirMinusPlaneX = GetSegmentLengthClipSpace(makeVect(0.f, 0.f, 0.f), -dirPlaneX, localCoordinates); - - float lenDirPlaneY = GetSegmentLengthClipSpace(makeVect(0.f, 0.f, 0.f), dirPlaneY, localCoordinates); - float lenDirMinusPlaneY = GetSegmentLengthClipSpace(makeVect(0.f, 0.f, 0.f), -dirPlaneY, localCoordinates); - - // For readability - bool& allowFlip = gContext.mAllowAxisFlip; - float mulAxis = (allowFlip && lenDir < lenDirMinus && fabsf(lenDir - lenDirMinus) > FLT_EPSILON) ? -1.f : 1.f; - float mulAxisX = (allowFlip && lenDirPlaneX < lenDirMinusPlaneX && fabsf(lenDirPlaneX - lenDirMinusPlaneX) > FLT_EPSILON) ? -1.f : 1.f; - float mulAxisY = (allowFlip && lenDirPlaneY < lenDirMinusPlaneY && fabsf(lenDirPlaneY - lenDirMinusPlaneY) > FLT_EPSILON) ? -1.f : 1.f; - dirAxis *= mulAxis; - dirPlaneX *= mulAxisX; - dirPlaneY *= mulAxisY; - - // for axis - float axisLengthInClipSpace = GetSegmentLengthClipSpace(makeVect(0.f, 0.f, 0.f), dirAxis * gContext.mScreenFactor, localCoordinates); - - float paraSurf = GetParallelogram(makeVect(0.f, 0.f, 0.f), dirPlaneX * gContext.mScreenFactor, dirPlaneY * gContext.mScreenFactor); - belowPlaneLimit = (paraSurf > 0.0025f); - belowAxisLimit = (axisLengthInClipSpace > 0.02f); - - // and store values - gContext.mAxisFactor[axisIndex] = mulAxis; - gContext.mAxisFactor[(axisIndex + 1) % 3] = mulAxisX; - gContext.mAxisFactor[(axisIndex + 2) % 3] = mulAxisY; - gContext.mBelowAxisLimit[axisIndex] = belowAxisLimit; - gContext.mBelowPlaneLimit[axisIndex] = belowPlaneLimit; - } -} - -static void ComputeSnap(float* value, float snap) { - if (snap <= FLT_EPSILON) - { - return; - } - - float modulo = fmodf(*value, snap); - float moduloRatio = fabsf(modulo) / snap; - if (moduloRatio < snapTension) - { - *value -= modulo; - } else if (moduloRatio > (1.f - snapTension)) - { - *value = *value - modulo + snap * ((*value < 0.f) ? -1.f : 1.f); - } -} -static void ComputeSnap(vec_t& value, const float* snap) { - for (int i = 0; i < 3; i++) - { - ComputeSnap(&value[i], snap[i]); - } -} - -static float ComputeAngleOnPlan() { - const float len = IntersectRayPlane(gContext.mRayOrigin, gContext.mRayVector, gContext.mTranslationPlan); - vec_t localPos = Normalized(gContext.mRayOrigin + gContext.mRayVector * len - gContext.mModel.v.position); - - vec_t perpendicularVector; - perpendicularVector.Cross(gContext.mRotationVectorSource, gContext.mTranslationPlan); - perpendicularVector.Normalize(); - float acosAngle = Clamp(Dot(localPos, gContext.mRotationVectorSource), -1.f, 1.f); - float angle = acosf(acosAngle); - angle *= (Dot(localPos, perpendicularVector) < 0.f) ? 1.f : -1.f; - return angle; -} - -static void DrawRotationGizmo(OPERATION op, int type) { - if (!Intersects(op, ROTATE)) - { - return; - } - ImDrawList* drawList = gContext.mDrawList; - - // colors - ImU32 colors[7]; - ComputeColors(colors, type, ROTATE); - - vec_t cameraToModelNormalized; - if (gContext.mIsOrthographic) - { - matrix_t viewInverse; - viewInverse.Inverse(*(matrix_t*)&gContext.mViewMat); - cameraToModelNormalized = viewInverse.v.dir; - } else - { - cameraToModelNormalized = Normalized(gContext.mModel.v.position - gContext.mCameraEye); - } - - cameraToModelNormalized.TransformVector(gContext.mModelInverse); - - gContext.mRadiusSquareCenter = screenRotateSize * gContext.mHeight; - - bool hasRSC = Intersects(op, ROTATE_SCREEN); - for (int axis = 0; axis < 3; axis++) - { - if (!Intersects(op, static_cast<OPERATION>(ROTATE_Z >> axis))) - { - continue; - } - const bool usingAxis = (gContext.mbUsing && type == MT_ROTATE_Z - axis); - const int circleMul = (hasRSC && !usingAxis) ? 1 : 2; - - ImVec2* circlePos = (ImVec2*)alloca(sizeof(ImVec2) * (circleMul * halfCircleSegmentCount + 1)); - - float angleStart = atan2f(cameraToModelNormalized[(4 - axis) % 3], cameraToModelNormalized[(3 - axis) % 3]) + ZPI * 0.5f; - - for (int i = 0; i < circleMul * halfCircleSegmentCount + 1; i++) - { - float ng = angleStart + (float)circleMul * ZPI * ((float)i / (float)halfCircleSegmentCount); - vec_t axisPos = makeVect(cosf(ng), sinf(ng), 0.f); - vec_t pos = makeVect(axisPos[axis], axisPos[(axis + 1) % 3], axisPos[(axis + 2) % 3]) * gContext.mScreenFactor * rotationDisplayFactor; - circlePos[i] = worldToPos(pos, gContext.mMVP); - } - if (!gContext.mbUsing || usingAxis) - { - drawList->AddPolyline(circlePos, circleMul * halfCircleSegmentCount + 1, colors[3 - axis], false, 2); - } - - float radiusAxis = sqrtf((ImLengthSqr(worldToPos(gContext.mModel.v.position, gContext.mViewProjection) - circlePos[0]))); - if (radiusAxis > gContext.mRadiusSquareCenter) - { - gContext.mRadiusSquareCenter = radiusAxis; - } - } - if (hasRSC && (!gContext.mbUsing || type == MT_ROTATE_SCREEN)) - { - drawList->AddCircle(worldToPos(gContext.mModel.v.position, gContext.mViewProjection), gContext.mRadiusSquareCenter, colors[0], 64, 3.f); - } - - if (gContext.mbUsing && (gContext.mActualID == -1 || gContext.mActualID == gContext.mEditingID) && IsRotateType(type)) - { - ImVec2 circlePos[halfCircleSegmentCount + 1]; - - circlePos[0] = worldToPos(gContext.mModel.v.position, gContext.mViewProjection); - for (unsigned int i = 1; i < halfCircleSegmentCount; i++) - { - float ng = gContext.mRotationAngle * ((float)(i - 1) / (float)(halfCircleSegmentCount - 1)); - matrix_t rotateVectorMatrix; - rotateVectorMatrix.RotationAxis(gContext.mTranslationPlan, ng); - vec_t pos; - pos.TransformPoint(gContext.mRotationVectorSource, rotateVectorMatrix); - pos *= gContext.mScreenFactor * rotationDisplayFactor; - circlePos[i] = worldToPos(pos + gContext.mModel.v.position, gContext.mViewProjection); - } - drawList->AddConvexPolyFilled(circlePos, halfCircleSegmentCount, IM_COL32(0xFF, 0x80, 0x10, 0x80)); - drawList->AddPolyline(circlePos, halfCircleSegmentCount, IM_COL32(0xFF, 0x80, 0x10, 0xFF), true, 2); - - ImVec2 destinationPosOnScreen = circlePos[1]; - char tmps[512]; - ImFormatString(tmps, sizeof(tmps), rotationInfoMask[type - MT_ROTATE_X], (gContext.mRotationAngle / ZPI) * 180.f, gContext.mRotationAngle); - drawList->AddText(ImVec2(destinationPosOnScreen.x + 15, destinationPosOnScreen.y + 15), IM_COL32_BLACK, tmps); - drawList->AddText(ImVec2(destinationPosOnScreen.x + 14, destinationPosOnScreen.y + 14), IM_COL32_WHITE, tmps); - } -} - -static void DrawHatchedAxis(const vec_t& axis) { - for (int j = 1; j < 10; j++) - { - ImVec2 baseSSpace2 = worldToPos(axis * 0.05f * (float)(j * 2) * gContext.mScreenFactor, gContext.mMVP); - ImVec2 worldDirSSpace2 = worldToPos(axis * 0.05f * (float)(j * 2 + 1) * gContext.mScreenFactor, gContext.mMVP); - gContext.mDrawList->AddLine(baseSSpace2, worldDirSSpace2, IM_COL32(0, 0, 0, 0x80), 6.f); - } -} - -static void DrawScaleGizmo(OPERATION op, int type) { - ImDrawList* drawList = gContext.mDrawList; - - if (!Intersects(op, SCALE)) - { - return; - } - - // colors - ImU32 colors[7]; - ComputeColors(colors, type, SCALE); - - // draw - vec_t scaleDisplay = { 1.f, 1.f, 1.f, 1.f }; - - if (gContext.mbUsing && (gContext.mActualID == -1 || gContext.mActualID == gContext.mEditingID)) - { - scaleDisplay = gContext.mScale; - } - - for (int i = 0; i < 3; i++) - { - if (!Intersects(op, static_cast<OPERATION>(SCALE_X << i))) - { - continue; - } - const bool usingAxis = (gContext.mbUsing && type == MT_SCALE_X + i); - if (!gContext.mbUsing || usingAxis) - { - vec_t dirPlaneX, dirPlaneY, dirAxis; - bool belowAxisLimit, belowPlaneLimit; - ComputeTripodAxisAndVisibility(i, dirAxis, dirPlaneX, dirPlaneY, belowAxisLimit, belowPlaneLimit, true); - - // draw axis - if (belowAxisLimit) - { - bool hasTranslateOnAxis = Contains(op, static_cast<OPERATION>(TRANSLATE_X << i)); - float markerScale = hasTranslateOnAxis ? 1.4f : 1.0f; - ImVec2 baseSSpace = worldToPos(dirAxis * 0.1f * gContext.mScreenFactor, gContext.mMVP); - ImVec2 worldDirSSpaceNoScale = worldToPos(dirAxis * markerScale * gContext.mScreenFactor, gContext.mMVP); - ImVec2 worldDirSSpace = worldToPos((dirAxis * markerScale * scaleDisplay[i]) * gContext.mScreenFactor, gContext.mMVP); - - if (gContext.mbUsing && (gContext.mActualID == -1 || gContext.mActualID == gContext.mEditingID)) - { - drawList->AddLine(baseSSpace, worldDirSSpaceNoScale, IM_COL32(0x40, 0x40, 0x40, 0xFF), 3.f); - drawList->AddCircleFilled(worldDirSSpaceNoScale, 6.f, IM_COL32(0x40, 0x40, 0x40, 0xFF)); - } - - if (!hasTranslateOnAxis || gContext.mbUsing) - { - drawList->AddLine(baseSSpace, worldDirSSpace, colors[i + 1], 3.f); - } - drawList->AddCircleFilled(worldDirSSpace, 6.f, colors[i + 1]); - - if (gContext.mAxisFactor[i] < 0.f) - { - DrawHatchedAxis(dirAxis * scaleDisplay[i]); - } - } - } - } - - // draw screen cirle - drawList->AddCircleFilled(gContext.mScreenSquareCenter, 6.f, colors[0], 32); - - if (gContext.mbUsing && (gContext.mActualID == -1 || gContext.mActualID == gContext.mEditingID) && IsScaleType(type)) - { - // ImVec2 sourcePosOnScreen = worldToPos(gContext.mMatrixOrigin, gContext.mViewProjection); - ImVec2 destinationPosOnScreen = worldToPos(gContext.mModel.v.position, gContext.mViewProjection); - /*vec_t dif(destinationPosOnScreen.x - sourcePosOnScreen.x, destinationPosOnScreen.y - sourcePosOnScreen.y); - dif.Normalize(); - dif *= 5.f; - drawList->AddCircle(sourcePosOnScreen, 6.f, translationLineColor); - drawList->AddCircle(destinationPosOnScreen, 6.f, translationLineColor); - drawList->AddLine(ImVec2(sourcePosOnScreen.x + dif.x, sourcePosOnScreen.y + dif.y), ImVec2(destinationPosOnScreen.x - dif.x, destinationPosOnScreen.y - dif.y), translationLineColor, 2.f); - */ - char tmps[512]; - // vec_t deltaInfo = gContext.mModel.v.position - gContext.mMatrixOrigin; - int componentInfoIndex = (type - MT_SCALE_X) * 3; - ImFormatString(tmps, sizeof(tmps), scaleInfoMask[type - MT_SCALE_X], scaleDisplay[translationInfoIndex[componentInfoIndex]]); - drawList->AddText(ImVec2(destinationPosOnScreen.x + 15, destinationPosOnScreen.y + 15), IM_COL32_BLACK, tmps); - drawList->AddText(ImVec2(destinationPosOnScreen.x + 14, destinationPosOnScreen.y + 14), IM_COL32_WHITE, tmps); - } -} - -static void DrawScaleUniveralGizmo(OPERATION op, int type) { - ImDrawList* drawList = gContext.mDrawList; - - if (!Intersects(op, SCALEU)) - { - return; - } - - // colors - ImU32 colors[7]; - ComputeColors(colors, type, SCALEU); - - // draw - vec_t scaleDisplay = { 1.f, 1.f, 1.f, 1.f }; - - if (gContext.mbUsing && (gContext.mActualID == -1 || gContext.mActualID == gContext.mEditingID)) - { - scaleDisplay = gContext.mScale; - } - - for (int i = 0; i < 3; i++) - { - if (!Intersects(op, static_cast<OPERATION>(SCALE_XU << i))) - { - continue; - } - const bool usingAxis = (gContext.mbUsing && type == MT_SCALE_X + i); - if (!gContext.mbUsing || usingAxis) - { - vec_t dirPlaneX, dirPlaneY, dirAxis; - bool belowAxisLimit, belowPlaneLimit; - ComputeTripodAxisAndVisibility(i, dirAxis, dirPlaneX, dirPlaneY, belowAxisLimit, belowPlaneLimit, true); - - // draw axis - if (belowAxisLimit) - { - bool hasTranslateOnAxis = Contains(op, static_cast<OPERATION>(TRANSLATE_X << i)); - float markerScale = hasTranslateOnAxis ? 1.4f : 1.0f; - // ImVec2 baseSSpace = worldToPos(dirAxis * 0.1f * gContext.mScreenFactor, gContext.mMVPLocal); - // ImVec2 worldDirSSpaceNoScale = worldToPos(dirAxis * markerScale * gContext.mScreenFactor, gContext.mMVP); - ImVec2 worldDirSSpace = worldToPos((dirAxis * markerScale * scaleDisplay[i]) * gContext.mScreenFactor, gContext.mMVPLocal); - -#if 0 - if (gContext.mbUsing && (gContext.mActualID == -1 || gContext.mActualID == gContext.mEditingID)) - { - drawList->AddLine(baseSSpace, worldDirSSpaceNoScale, IM_COL32(0x40, 0x40, 0x40, 0xFF), 3.f); - drawList->AddCircleFilled(worldDirSSpaceNoScale, 6.f, IM_COL32(0x40, 0x40, 0x40, 0xFF)); - } - /* - if (!hasTranslateOnAxis || gContext.mbUsing) - { - drawList->AddLine(baseSSpace, worldDirSSpace, colors[i + 1], 3.f); - } - */ -#endif - drawList->AddCircleFilled(worldDirSSpace, 12.f, colors[i + 1]); - } - } - } - - // draw screen cirle - drawList->AddCircle(gContext.mScreenSquareCenter, 20.f, colors[0], 32, 3.f); - - if (gContext.mbUsing && (gContext.mActualID == -1 || gContext.mActualID == gContext.mEditingID) && IsScaleType(type)) - { - // ImVec2 sourcePosOnScreen = worldToPos(gContext.mMatrixOrigin, gContext.mViewProjection); - ImVec2 destinationPosOnScreen = worldToPos(gContext.mModel.v.position, gContext.mViewProjection); - /*vec_t dif(destinationPosOnScreen.x - sourcePosOnScreen.x, destinationPosOnScreen.y - sourcePosOnScreen.y); - dif.Normalize(); - dif *= 5.f; - drawList->AddCircle(sourcePosOnScreen, 6.f, translationLineColor); - drawList->AddCircle(destinationPosOnScreen, 6.f, translationLineColor); - drawList->AddLine(ImVec2(sourcePosOnScreen.x + dif.x, sourcePosOnScreen.y + dif.y), ImVec2(destinationPosOnScreen.x - dif.x, destinationPosOnScreen.y - dif.y), translationLineColor, 2.f); - */ - char tmps[512]; - // vec_t deltaInfo = gContext.mModel.v.position - gContext.mMatrixOrigin; - int componentInfoIndex = (type - MT_SCALE_X) * 3; - ImFormatString(tmps, sizeof(tmps), scaleInfoMask[type - MT_SCALE_X], scaleDisplay[translationInfoIndex[componentInfoIndex]]); - drawList->AddText(ImVec2(destinationPosOnScreen.x + 15, destinationPosOnScreen.y + 15), IM_COL32_BLACK, tmps); - drawList->AddText(ImVec2(destinationPosOnScreen.x + 14, destinationPosOnScreen.y + 14), IM_COL32_WHITE, tmps); - } -} - -static void DrawTranslationGizmo(OPERATION op, int type) { - ImDrawList* drawList = gContext.mDrawList; - if (!drawList) - { - return; - } - - if (!Intersects(op, TRANSLATE)) - { - return; - } - - // colors - ImU32 colors[7]; - ComputeColors(colors, type, TRANSLATE); - - const ImVec2 origin = worldToPos(gContext.mModel.v.position, gContext.mViewProjection); - - // draw - bool belowAxisLimit = false; - bool belowPlaneLimit = false; - for (int i = 0; i < 3; ++i) - { - vec_t dirPlaneX, dirPlaneY, dirAxis; - ComputeTripodAxisAndVisibility(i, dirAxis, dirPlaneX, dirPlaneY, belowAxisLimit, belowPlaneLimit); - - if (!gContext.mbUsing || (gContext.mbUsing && type == MT_MOVE_X + i)) - { - // draw axis - if (belowAxisLimit && Intersects(op, static_cast<OPERATION>(TRANSLATE_X << i))) - { - ImVec2 baseSSpace = worldToPos(dirAxis * 0.1f * gContext.mScreenFactor, gContext.mMVP); - ImVec2 worldDirSSpace = worldToPos(dirAxis * gContext.mScreenFactor, gContext.mMVP); - - drawList->AddLine(baseSSpace, worldDirSSpace, colors[i + 1], 3.f); - - // Arrow head begin - ImVec2 dir(origin - worldDirSSpace); - - float d = sqrtf(ImLengthSqr(dir)); - dir /= d; // Normalize - dir *= 6.0f; - - ImVec2 ortogonalDir(dir.y, -dir.x); // Perpendicular vector - ImVec2 a(worldDirSSpace + dir); - drawList->AddTriangleFilled(worldDirSSpace - dir, a + ortogonalDir, a - ortogonalDir, colors[i + 1]); - // Arrow head end - - if (gContext.mAxisFactor[i] < 0.f) - { - DrawHatchedAxis(dirAxis); - } - } - } - // draw plane - if (!gContext.mbUsing || (gContext.mbUsing && type == MT_MOVE_YZ + i)) - { - if (belowPlaneLimit && Contains(op, TRANSLATE_PLANS[i])) - { - ImVec2 screenQuadPts[4]; - for (int j = 0; j < 4; ++j) - { - vec_t cornerWorldPos = (dirPlaneX * quadUV[j * 2] + dirPlaneY * quadUV[j * 2 + 1]) * gContext.mScreenFactor; - screenQuadPts[j] = worldToPos(cornerWorldPos, gContext.mMVP); - } - drawList->AddPolyline(screenQuadPts, 4, directionColor[i], true, 1.0f); - drawList->AddConvexPolyFilled(screenQuadPts, 4, colors[i + 4]); - } - } - } - - drawList->AddCircleFilled(gContext.mScreenSquareCenter, 6.f, colors[0], 32); - - if (gContext.mbUsing && (gContext.mActualID == -1 || gContext.mActualID == gContext.mEditingID) && IsTranslateType(type)) - { - ImVec2 sourcePosOnScreen = worldToPos(gContext.mMatrixOrigin, gContext.mViewProjection); - ImVec2 destinationPosOnScreen = worldToPos(gContext.mModel.v.position, gContext.mViewProjection); - vec_t dif = { destinationPosOnScreen.x - sourcePosOnScreen.x, destinationPosOnScreen.y - sourcePosOnScreen.y, 0.f, 0.f }; - dif.Normalize(); - dif *= 5.f; - drawList->AddCircle(sourcePosOnScreen, 6.f, translationLineColor); - drawList->AddCircle(destinationPosOnScreen, 6.f, translationLineColor); - drawList->AddLine(ImVec2(sourcePosOnScreen.x + dif.x, sourcePosOnScreen.y + dif.y), ImVec2(destinationPosOnScreen.x - dif.x, destinationPosOnScreen.y - dif.y), translationLineColor, 2.f); - - char tmps[512]; - vec_t deltaInfo = gContext.mModel.v.position - gContext.mMatrixOrigin; - int componentInfoIndex = (type - MT_MOVE_X) * 3; - ImFormatString(tmps, sizeof(tmps), translationInfoMask[type - MT_MOVE_X], deltaInfo[translationInfoIndex[componentInfoIndex]], deltaInfo[translationInfoIndex[componentInfoIndex + 1]], deltaInfo[translationInfoIndex[componentInfoIndex + 2]]); - drawList->AddText(ImVec2(destinationPosOnScreen.x + 15, destinationPosOnScreen.y + 15), IM_COL32_BLACK, tmps); - drawList->AddText(ImVec2(destinationPosOnScreen.x + 14, destinationPosOnScreen.y + 14), IM_COL32_WHITE, tmps); - } -} - -static bool CanActivate() { - if (ImGui::IsMouseClicked(0) && !ImGui::IsAnyItemHovered() && !ImGui::IsAnyItemActive()) - { - return true; - } - return false; -} - -static bool HandleAndDrawLocalBounds(float* bounds, matrix_t* matrix, const float* snapValues, OPERATION operation) { - ImGuiIO& io = ImGui::GetIO(); - ImDrawList* drawList = gContext.mDrawList; - - // compute best projection axis - vec_t axesWorldDirections[3]; - vec_t bestAxisWorldDirection = { 0.0f, 0.0f, 0.0f, 0.0f }; - int axes[3]; - unsigned int numAxes = 1; - axes[0] = gContext.mBoundsBestAxis; - int bestAxis = axes[0]; - if (!gContext.mbUsingBounds) - { - numAxes = 0; - float bestDot = 0.f; - for (int i = 0; i < 3; i++) - { - vec_t dirPlaneNormalWorld; - dirPlaneNormalWorld.TransformVector(directionUnary[i], gContext.mModelSource); - dirPlaneNormalWorld.Normalize(); - - float dt = fabsf(Dot(Normalized(gContext.mCameraEye - gContext.mModelSource.v.position), dirPlaneNormalWorld)); - if (dt >= bestDot) - { - bestDot = dt; - bestAxis = i; - bestAxisWorldDirection = dirPlaneNormalWorld; - } - - if (dt >= 0.1f) - { - axes[numAxes] = i; - axesWorldDirections[numAxes] = dirPlaneNormalWorld; - ++numAxes; - } - } - } - - if (numAxes == 0) - { - axes[0] = bestAxis; - axesWorldDirections[0] = bestAxisWorldDirection; - numAxes = 1; - } - - else if (bestAxis != axes[0]) - { - unsigned int bestIndex = 0; - for (unsigned int i = 0; i < numAxes; i++) - { - if (axes[i] == bestAxis) - { - bestIndex = i; - break; - } - } - int tempAxis = axes[0]; - axes[0] = axes[bestIndex]; - axes[bestIndex] = tempAxis; - vec_t tempDirection = axesWorldDirections[0]; - axesWorldDirections[0] = axesWorldDirections[bestIndex]; - axesWorldDirections[bestIndex] = tempDirection; - } - - matrix_t boundsMVP = gContext.mModelSource * gContext.mViewProjection; - for (unsigned int axisIndex = 0; axisIndex < numAxes; ++axisIndex) - { - bestAxis = axes[axisIndex]; - bestAxisWorldDirection = axesWorldDirections[axisIndex]; - - // Corners of the plane (rectangle) containing bestAxis - vec_t corners[4]; - - int secondAxis = (bestAxis + 1) % 3; - int thirdAxis = (bestAxis + 2) % 3; - // ImU32 col[] = { IM_COL32(255, 0, 0, 255), IM_COL32(0, 255, 0, 255), IM_COL32(0, 0, 255, 255) }; - for (int i = 0; i < 4; i++) { - corners[i].w = 0.0f; - corners[i][bestAxis] = 0.0f; - corners[i][secondAxis] = bounds[secondAxis + 3 * (i >> 1)]; - corners[i][thirdAxis] = bounds[thirdAxis + 3 * ((i >> 1) ^ (i & 1))]; - - // ImVec2 pos = worldToPos(corners[i], boundsMVP); - // drawList->AddCircleFilled(pos, 10.0f, col[axisIndex]); - } - - // draw bounds - unsigned int anchorAlpha = gContext.mbEnable ? IM_COL32_BLACK : IM_COL32(0, 0, 0, 0x80); - - for (int i = 0; i < 4; i++) - { - ImVec2 worldBound1 = worldToPos(corners[i], boundsMVP); - ImVec2 worldBound2 = worldToPos(corners[(i + 1) % 4], boundsMVP); - if (!IsInContextRect(worldBound1) || !IsInContextRect(worldBound2)) - { - continue; - } - float boundDistance = sqrtf(ImLengthSqr(worldBound1 - worldBound2)); - int stepCount = (int)(boundDistance / 10.f); - stepCount = min(stepCount, 1000); - float stepLength = 1.f / (float)stepCount; - for (int j = 0; j < stepCount; j++) - { - float t1 = (float)j * stepLength; - float t2 = (float)j * stepLength + stepLength * 0.5f; - ImVec2 worldBoundSS1 = ImLerp(worldBound1, worldBound2, ImVec2(t1, t1)); - ImVec2 worldBoundSS2 = ImLerp(worldBound1, worldBound2, ImVec2(t2, t2)); - // drawList->AddLine(worldBoundSS1, worldBoundSS2, IM_COL32(0, 0, 0, 0) + anchorAlpha, 3.f); - drawList->AddLine(worldBoundSS1, worldBoundSS2, IM_COL32(0xAA, 0xAA, 0xAA, 0) + anchorAlpha, 2.f); - } - vec_t midPoint = (corners[i] + corners[(i + 1) % 4]) * 0.5f; - ImVec2 midBound = worldToPos(midPoint, boundsMVP); - static const float AnchorBigRadius = 8.f; - static const float AnchorSmallRadius = 6.f; - bool overBigAnchor = ImLengthSqr(worldBound1 - io.MousePos) <= (AnchorBigRadius * AnchorBigRadius); - bool overSmallAnchor = ImLengthSqr(midBound - io.MousePos) <= (AnchorBigRadius * AnchorBigRadius); - - int type = MT_NONE; - vec_t gizmoHitProportion; - - if (Intersects(operation, TRANSLATE)) - { - type = GetMoveType(operation, &gizmoHitProportion); - } - if (Intersects(operation, ROTATE) && type == MT_NONE) - { - type = GetRotateType(operation); - } - if (Intersects(operation, SCALE) && type == MT_NONE) - { - type = GetScaleType(operation); - } - - if (type != MT_NONE) - { - overBigAnchor = false; - overSmallAnchor = false; - } - - unsigned int bigAnchorColor = overBigAnchor ? selectionColor : (IM_COL32(0xAA, 0xAA, 0xAA, 0) + anchorAlpha); - unsigned int smallAnchorColor = overSmallAnchor ? selectionColor : (IM_COL32(0xAA, 0xAA, 0xAA, 0) + anchorAlpha); - - drawList->AddCircleFilled(worldBound1, AnchorBigRadius, IM_COL32_BLACK); - drawList->AddCircleFilled(worldBound1, AnchorBigRadius - 1.2f, bigAnchorColor); - - drawList->AddCircleFilled(midBound, AnchorSmallRadius, IM_COL32_BLACK); - drawList->AddCircleFilled(midBound, AnchorSmallRadius - 1.2f, smallAnchorColor); - int oppositeIndex = (i + 2) % 4; - // big anchor on corners - if (!gContext.mbUsingBounds && gContext.mbEnable && overBigAnchor && CanActivate()) - { - gContext.mBoundsPivot.TransformPoint(corners[(i + 2) % 4], gContext.mModelSource); - gContext.mBoundsAnchor.TransformPoint(corners[i], gContext.mModelSource); - gContext.mBoundsPlan = BuildPlan(gContext.mBoundsAnchor, bestAxisWorldDirection); - gContext.mBoundsBestAxis = bestAxis; - gContext.mBoundsAxis[0] = secondAxis; - gContext.mBoundsAxis[1] = thirdAxis; - - gContext.mBoundsLocalPivot.Set(0.f); - gContext.mBoundsLocalPivot[secondAxis] = corners[oppositeIndex][secondAxis]; - gContext.mBoundsLocalPivot[thirdAxis] = corners[oppositeIndex][thirdAxis]; - gContext.mBoundsPivotCornerIndex = oppositeIndex; - - gContext.mbUsingBounds = true; - gContext.mEditingID = gContext.mActualID; - gContext.mBoundsMatrix = gContext.mModelSource; - - gContext.mbIsUsingBigAnchor = true; - } - // small anchor on middle of segment - if (!gContext.mbUsingBounds && gContext.mbEnable && overSmallAnchor && CanActivate()) - { - vec_t midPointOpposite = (corners[(i + 2) % 4] + corners[(i + 3) % 4]) * 0.5f; - gContext.mBoundsPivot.TransformPoint(midPointOpposite, gContext.mModelSource); - gContext.mBoundsAnchor.TransformPoint(midPoint, gContext.mModelSource); - gContext.mBoundsPlan = BuildPlan(gContext.mBoundsAnchor, bestAxisWorldDirection); - gContext.mBoundsBestAxis = bestAxis; - int indices[] = { secondAxis, thirdAxis }; - gContext.mBoundsAxis[0] = indices[i % 2]; - gContext.mBoundsAxis[1] = -1; - - int localPivotComponentIdx = gContext.mBoundsAxis[0]; - gContext.mBoundsLocalPivot.Set(0.f); - gContext.mBoundsLocalPivot[localPivotComponentIdx] = corners[oppositeIndex][localPivotComponentIdx]; // bounds[gContext.mBoundsAxis[0]] * (((i + 1) & 2) ? 1.f : -1.f); - gContext.mBoundsPivotCornerIndex = oppositeIndex; - - gContext.mbUsingBounds = true; - gContext.mEditingID = gContext.mActualID; - gContext.mBoundsMatrix = gContext.mModelSource; - - gContext.mbIsUsingBigAnchor = false; - } - } - - ImGui::Text("bounds pivot: %.2f, %.2f, %.2f", gContext.mBoundsPivot.x, gContext.mBoundsPivot.y, gContext.mBoundsPivot.z); - ImGui::Text("bounds anchor: %.2f, %.2f, %.2f", gContext.mBoundsAnchor.x, gContext.mBoundsAnchor.y, gContext.mBoundsAnchor.z); - ImGui::Text("bounds plan: %.2f, %.2f, %.2f", gContext.mBoundsPlan.x, gContext.mBoundsPlan.y, gContext.mBoundsPlan.z); - ImGui::Text("bounds local pivot: %.2f, %.2f, %.2f", gContext.mBoundsLocalPivot.x, gContext.mBoundsLocalPivot.y, gContext.mBoundsLocalPivot.z); - if (gContext.mbUsingBounds && (gContext.mActualID == -1 || gContext.mActualID == gContext.mEditingID)) - { - // compute projected mouse position on plan - const float len = IntersectRayPlane(gContext.mRayOrigin, gContext.mRayVector, gContext.mBoundsPlan); - vec_t newPos = gContext.mRayOrigin + gContext.mRayVector * len; - - // compute a reference and delta vectors base on mouse move - vec_t deltaVector = (newPos - gContext.mBoundsPivot).Abs(); - vec_t referenceVector = (gContext.mBoundsAnchor - gContext.mBoundsPivot).Abs(); - - ImGui::Text("Delta: %.2f, %.2f, %.2f", deltaVector.x, deltaVector.y, deltaVector.z); - ImGui::Text("Ref: %.2f, %.2f, %.2f", referenceVector.x, referenceVector.y, referenceVector.z); - ImGui::Separator(); - - // for 1 or 2 axes, compute a ratio that's used for scale and snap it based on resulting length - for (int axisIndex1 : gContext.mBoundsAxis) { - if (axisIndex1 == -1) { - continue; - } - - vec_t axisDir = gContext.mBoundsMatrix.component[axisIndex1].Abs(); - // ImGui::Text("Axisdir: %.2f, %.2f, %.2f", axisDir.x, axisDir.y, axisDir.z); - - float refAxisComp = axisDir.Dot(referenceVector); - float deltaAxisComp = axisDir.Dot(deltaVector); - // ImGui::Text("refAxisComp: %.2f", refAxisComp); - - float length = deltaAxisComp; - if (snapValues) { - ComputeSnap(&length, snapValues[axisIndex1]); - } - - // ImGui::Text("axis idx %d", axisIndex1); - // TODO(hnosm): logic that mapps mouse pos to bound seems to account for translation fixup already? - bounds[axisIndex1] = -length / 2; - bounds[axisIndex1 + 3] = +length / 2; - } - - // Update corner positions, translation fixup code needs them - for (int i = 0; i < 4; i++) { - corners[i].w = 0.0f; - corners[i][bestAxis] = 0.0f; - corners[i][secondAxis] = bounds[secondAxis + 3 * (i >> 1)]; - corners[i][thirdAxis] = bounds[thirdAxis + 3 * ((i >> 1) ^ (i & 1))]; - } - - // Translation (object center) fixup - make sure pivot stays in place - // TODO(hnosm): is there a better way to write this that doesn't involve transferring a bunch of extra state from begin drag frame? - vec_t newLocalPivot; - if (gContext.mbIsUsingBigAnchor) { - newLocalPivot.Set(0.0f); - newLocalPivot[secondAxis] = corners[gContext.mBoundsPivotCornerIndex][secondAxis]; - newLocalPivot[thirdAxis] = corners[gContext.mBoundsPivotCornerIndex][thirdAxis]; - } else { - newLocalPivot.Set(0.0f); - int localPivotComponentIdx = gContext.mBoundsAxis[0]; - newLocalPivot[localPivotComponentIdx] = corners[gContext.mBoundsPivotCornerIndex][localPivotComponentIdx]; - } - - vec_t delta = gContext.mBoundsLocalPivot - newLocalPivot; - vec_t oldTranslation = gContext.mBoundsMatrix.component[3]; - matrix->component[3] = oldTranslation + delta; - - // info text - char tmps[512]; - ImVec2 destinationPosOnScreen = worldToPos(gContext.mModel.v.position, gContext.mViewProjection); - ImFormatString(tmps, sizeof(tmps), - // Size of the bounds in each axis direction - "X: %.2f Y: %.2f Z:%.2f", - (bounds[3] - bounds[0]) * gContext.mBoundsMatrix.component[0].Length(), - (bounds[4] - bounds[1]) * gContext.mBoundsMatrix.component[1].Length(), - (bounds[5] - bounds[2]) * gContext.mBoundsMatrix.component[2].Length()); - drawList->AddText(ImVec2(destinationPosOnScreen.x + 15, destinationPosOnScreen.y + 15), IM_COL32_BLACK, tmps); - drawList->AddText(ImVec2(destinationPosOnScreen.x + 14, destinationPosOnScreen.y + 14), IM_COL32_WHITE, tmps); - } - - if (!io.MouseDown[0]) { - gContext.mbUsingBounds = false; - gContext.mEditingID = -1; - } - if (gContext.mbUsingBounds) - { - break; - } - } - - return gContext.mbUsingBounds; -} - -/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -// - -static int GetScaleType(OPERATION op) { - if (gContext.mbUsing) - { - return MT_NONE; - } - ImGuiIO& io = ImGui::GetIO(); - int type = MT_NONE; - - // screen - if (io.MousePos.x >= gContext.mScreenSquareMin.x && io.MousePos.x <= gContext.mScreenSquareMax.x && - io.MousePos.y >= gContext.mScreenSquareMin.y && io.MousePos.y <= gContext.mScreenSquareMax.y && - Contains(op, SCALE)) - { - type = MT_SCALE_XYZ; - } - - // compute - for (int i = 0; i < 3 && type == MT_NONE; i++) - { - if (!Intersects(op, static_cast<OPERATION>(SCALE_X << i))) - { - continue; - } - vec_t dirPlaneX, dirPlaneY, dirAxis; - bool belowAxisLimit, belowPlaneLimit; - ComputeTripodAxisAndVisibility(i, dirAxis, dirPlaneX, dirPlaneY, belowAxisLimit, belowPlaneLimit, true); - dirAxis.TransformVector(gContext.mModelLocal); - dirPlaneX.TransformVector(gContext.mModelLocal); - dirPlaneY.TransformVector(gContext.mModelLocal); - - const float len = IntersectRayPlane(gContext.mRayOrigin, gContext.mRayVector, BuildPlan(gContext.mModelLocal.v.position, dirAxis)); - vec_t posOnPlan = gContext.mRayOrigin + gContext.mRayVector * len; - - const float startOffset = Contains(op, static_cast<OPERATION>(TRANSLATE_X << i)) ? 1.0f : 0.1f; - const float endOffset = Contains(op, static_cast<OPERATION>(TRANSLATE_X << i)) ? 1.4f : 1.0f; - const ImVec2 posOnPlanScreen = worldToPos(posOnPlan, gContext.mViewProjection); - const ImVec2 axisStartOnScreen = worldToPos(gContext.mModelLocal.v.position + dirAxis * gContext.mScreenFactor * startOffset, gContext.mViewProjection); - const ImVec2 axisEndOnScreen = worldToPos(gContext.mModelLocal.v.position + dirAxis * gContext.mScreenFactor * endOffset, gContext.mViewProjection); - - vec_t closestPointOnAxis = PointOnSegment(makeVect(posOnPlanScreen), makeVect(axisStartOnScreen), makeVect(axisEndOnScreen)); - - if ((closestPointOnAxis - makeVect(posOnPlanScreen)).Length() < 12.f) // pixel size - { - type = MT_SCALE_X + i; - } - } - - // universal - - vec_t deltaScreen = { io.MousePos.x - gContext.mScreenSquareCenter.x, io.MousePos.y - gContext.mScreenSquareCenter.y, 0.f, 0.f }; - float dist = deltaScreen.Length(); - if (Contains(op, SCALEU) && dist >= 17.0f && dist < 23.0f) - { - type = MT_SCALE_XYZ; - } - - for (int i = 0; i < 3 && type == MT_NONE; i++) - { - if (!Intersects(op, static_cast<OPERATION>(SCALE_XU << i))) - { - continue; - } - - vec_t dirPlaneX, dirPlaneY, dirAxis; - bool belowAxisLimit, belowPlaneLimit; - ComputeTripodAxisAndVisibility(i, dirAxis, dirPlaneX, dirPlaneY, belowAxisLimit, belowPlaneLimit, true); - - // draw axis - if (belowAxisLimit) - { - bool hasTranslateOnAxis = Contains(op, static_cast<OPERATION>(TRANSLATE_X << i)); - float markerScale = hasTranslateOnAxis ? 1.4f : 1.0f; - // ImVec2 baseSSpace = worldToPos(dirAxis * 0.1f * gContext.mScreenFactor, gContext.mMVPLocal); - // ImVec2 worldDirSSpaceNoScale = worldToPos(dirAxis * markerScale * gContext.mScreenFactor, gContext.mMVP); - ImVec2 worldDirSSpace = worldToPos((dirAxis * markerScale) * gContext.mScreenFactor, gContext.mMVPLocal); - - float distance = sqrtf(ImLengthSqr(worldDirSSpace - io.MousePos)); - if (distance < 12.f) - { - type = MT_SCALE_X + i; - } - } - } - return type; -} - -static int GetRotateType(OPERATION op) { - if (gContext.mbUsing) - { - return MT_NONE; - } - ImGuiIO& io = ImGui::GetIO(); - int type = MT_NONE; - - vec_t deltaScreen = { io.MousePos.x - gContext.mScreenSquareCenter.x, io.MousePos.y - gContext.mScreenSquareCenter.y, 0.f, 0.f }; - float dist = deltaScreen.Length(); - if (Intersects(op, ROTATE_SCREEN) && dist >= (gContext.mRadiusSquareCenter - 4.0f) && dist < (gContext.mRadiusSquareCenter + 4.0f)) - { - type = MT_ROTATE_SCREEN; - } - - const vec_t planNormals[] = { gContext.mModel.v.right, gContext.mModel.v.up, gContext.mModel.v.dir }; - - vec_t modelViewPos; - modelViewPos.TransformPoint(gContext.mModel.v.position, gContext.mViewMat); - - for (int i = 0; i < 3 && type == MT_NONE; i++) - { - if (!Intersects(op, static_cast<OPERATION>(ROTATE_X << i))) - { - continue; - } - // pickup plan - vec_t pickupPlan = BuildPlan(gContext.mModel.v.position, planNormals[i]); - - const float len = IntersectRayPlane(gContext.mRayOrigin, gContext.mRayVector, pickupPlan); - const vec_t intersectWorldPos = gContext.mRayOrigin + gContext.mRayVector * len; - vec_t intersectViewPos; - intersectViewPos.TransformPoint(intersectWorldPos, gContext.mViewMat); - - if (ImAbs(modelViewPos.z) - ImAbs(intersectViewPos.z) < -FLT_EPSILON) - { - continue; - } - - const vec_t localPos = intersectWorldPos - gContext.mModel.v.position; - vec_t idealPosOnCircle = Normalized(localPos); - idealPosOnCircle.TransformVector(gContext.mModelInverse); - const ImVec2 idealPosOnCircleScreen = worldToPos(idealPosOnCircle * rotationDisplayFactor * gContext.mScreenFactor, gContext.mMVP); - - // gContext.mDrawList->AddCircle(idealPosOnCircleScreen, 5.f, IM_COL32_WHITE); - const ImVec2 distanceOnScreen = idealPosOnCircleScreen - io.MousePos; - - const float distance = makeVect(distanceOnScreen).Length(); - if (distance < 8.f) // pixel size - { - type = MT_ROTATE_X + i; - } - } - - return type; -} - -static int GetMoveType(OPERATION op, vec_t* gizmoHitProportion) { - if (!Intersects(op, TRANSLATE) || gContext.mbUsing || !gContext.mbMouseOver) - { - return MT_NONE; - } - ImGuiIO& io = ImGui::GetIO(); - int type = MT_NONE; - - // screen - if (io.MousePos.x >= gContext.mScreenSquareMin.x && io.MousePos.x <= gContext.mScreenSquareMax.x && - io.MousePos.y >= gContext.mScreenSquareMin.y && io.MousePos.y <= gContext.mScreenSquareMax.y && - Contains(op, TRANSLATE)) - { - type = MT_MOVE_SCREEN; - } - - const vec_t screenCoord = makeVect(io.MousePos - ImVec2(gContext.mX, gContext.mY)); - - // compute - for (int i = 0; i < 3 && type == MT_NONE; i++) - { - vec_t dirPlaneX, dirPlaneY, dirAxis; - bool belowAxisLimit, belowPlaneLimit; - ComputeTripodAxisAndVisibility(i, dirAxis, dirPlaneX, dirPlaneY, belowAxisLimit, belowPlaneLimit); - dirAxis.TransformVector(gContext.mModel); - dirPlaneX.TransformVector(gContext.mModel); - dirPlaneY.TransformVector(gContext.mModel); - - const float len = IntersectRayPlane(gContext.mRayOrigin, gContext.mRayVector, BuildPlan(gContext.mModel.v.position, dirAxis)); - vec_t posOnPlan = gContext.mRayOrigin + gContext.mRayVector * len; - - const ImVec2 axisStartOnScreen = worldToPos(gContext.mModel.v.position + dirAxis * gContext.mScreenFactor * 0.1f, gContext.mViewProjection) - ImVec2(gContext.mX, gContext.mY); - const ImVec2 axisEndOnScreen = worldToPos(gContext.mModel.v.position + dirAxis * gContext.mScreenFactor, gContext.mViewProjection) - ImVec2(gContext.mX, gContext.mY); - - vec_t closestPointOnAxis = PointOnSegment(screenCoord, makeVect(axisStartOnScreen), makeVect(axisEndOnScreen)); - if ((closestPointOnAxis - screenCoord).Length() < 12.f && Intersects(op, static_cast<OPERATION>(TRANSLATE_X << i))) // pixel size - { - type = MT_MOVE_X + i; - } - - const float dx = dirPlaneX.Dot3((posOnPlan - gContext.mModel.v.position) * (1.f / gContext.mScreenFactor)); - const float dy = dirPlaneY.Dot3((posOnPlan - gContext.mModel.v.position) * (1.f / gContext.mScreenFactor)); - if (belowPlaneLimit && dx >= quadUV[0] && dx <= quadUV[4] && dy >= quadUV[1] && dy <= quadUV[3] && Contains(op, TRANSLATE_PLANS[i])) - { - type = MT_MOVE_YZ + i; - } - - if (gizmoHitProportion) - { - *gizmoHitProportion = makeVect(dx, dy, 0.f); - } - } - return type; -} - -static bool HandleTranslation(float* matrix, float* deltaMatrix, OPERATION op, int& type, const float* snap) { - if (!Intersects(op, TRANSLATE) || type != MT_NONE) - { - return false; - } - const ImGuiIO& io = ImGui::GetIO(); - const bool applyRotationLocaly = gContext.mMode == LOCAL || type == MT_MOVE_SCREEN; - bool modified = false; - - // move - if (gContext.mbUsing && (gContext.mActualID == -1 || gContext.mActualID == gContext.mEditingID) && IsTranslateType(gContext.mCurrentOperation)) - { - ImGui::CaptureMouseFromApp(); - const float signedLength = IntersectRayPlane(gContext.mRayOrigin, gContext.mRayVector, gContext.mTranslationPlan); - const float len = fabsf(signedLength); // near plan - const vec_t newPos = gContext.mRayOrigin + gContext.mRayVector * len; - - // compute delta - const vec_t newOrigin = newPos - gContext.mRelativeOrigin * gContext.mScreenFactor; - vec_t delta = newOrigin - gContext.mModel.v.position; - - // 1 axis constraint - if (gContext.mCurrentOperation >= MT_MOVE_X && gContext.mCurrentOperation <= MT_MOVE_Z) - { - const int axisIndex = gContext.mCurrentOperation - MT_MOVE_X; - const vec_t& axisValue = *(vec_t*)&gContext.mModel.m[axisIndex]; - const float lengthOnAxis = Dot(axisValue, delta); - delta = axisValue * lengthOnAxis; - } - - // snap - if (snap) - { - vec_t cumulativeDelta = gContext.mModel.v.position + delta - gContext.mMatrixOrigin; - if (applyRotationLocaly) - { - matrix_t modelSourceNormalized = gContext.mModelSource; - modelSourceNormalized.OrthoNormalize(); - matrix_t modelSourceNormalizedInverse; - modelSourceNormalizedInverse.Inverse(modelSourceNormalized); - cumulativeDelta.TransformVector(modelSourceNormalizedInverse); - ComputeSnap(cumulativeDelta, snap); - cumulativeDelta.TransformVector(modelSourceNormalized); - } else - { - ComputeSnap(cumulativeDelta, snap); - } - delta = gContext.mMatrixOrigin + cumulativeDelta - gContext.mModel.v.position; - } - - if (delta != gContext.mTranslationLastDelta) - { - modified = true; - } - gContext.mTranslationLastDelta = delta; - - // compute matrix & delta - matrix_t deltaMatrixTranslation; - deltaMatrixTranslation.Translation(delta); - if (deltaMatrix) - { - memcpy(deltaMatrix, deltaMatrixTranslation.m16, sizeof(float) * 16); - } - - const matrix_t res = gContext.mModelSource * deltaMatrixTranslation; - *(matrix_t*)matrix = res; - - if (!io.MouseDown[0]) - { - gContext.mbUsing = false; - } - - type = gContext.mCurrentOperation; - } else - { - // find new possible way to move - vec_t gizmoHitProportion; - type = GetMoveType(op, &gizmoHitProportion); - if (type != MT_NONE) - { - ImGui::CaptureMouseFromApp(); - } - if (CanActivate() && type != MT_NONE) - { - gContext.mbUsing = true; - gContext.mEditingID = gContext.mActualID; - gContext.mCurrentOperation = type; - vec_t movePlanNormal[] = { gContext.mModel.v.right, gContext.mModel.v.up, gContext.mModel.v.dir, gContext.mModel.v.right, gContext.mModel.v.up, gContext.mModel.v.dir, -gContext.mCameraDir }; - - vec_t cameraToModelNormalized = Normalized(gContext.mModel.v.position - gContext.mCameraEye); - for (unsigned int i = 0; i < 3; i++) - { - vec_t orthoVector = Cross(movePlanNormal[i], cameraToModelNormalized); - movePlanNormal[i].Cross(orthoVector); - movePlanNormal[i].Normalize(); - } - // pickup plan - gContext.mTranslationPlan = BuildPlan(gContext.mModel.v.position, movePlanNormal[type - MT_MOVE_X]); - const float len = IntersectRayPlane(gContext.mRayOrigin, gContext.mRayVector, gContext.mTranslationPlan); - gContext.mTranslationPlanOrigin = gContext.mRayOrigin + gContext.mRayVector * len; - gContext.mMatrixOrigin = gContext.mModel.v.position; - - gContext.mRelativeOrigin = (gContext.mTranslationPlanOrigin - gContext.mModel.v.position) * (1.f / gContext.mScreenFactor); - } - } - return modified; -} - -static bool HandleScale(float* matrix, float* deltaMatrix, OPERATION op, int& type, const float* snap) { - if ((!Intersects(op, SCALE) && !Intersects(op, SCALEU)) || type != MT_NONE || !gContext.mbMouseOver) - { - return false; - } - ImGuiIO& io = ImGui::GetIO(); - bool modified = false; - - if (!gContext.mbUsing) - { - // find new possible way to scale - type = GetScaleType(op); - if (type != MT_NONE) - { - ImGui::CaptureMouseFromApp(); - } - if (CanActivate() && type != MT_NONE) - { - gContext.mbUsing = true; - gContext.mEditingID = gContext.mActualID; - gContext.mCurrentOperation = type; - const vec_t movePlanNormal[] = { gContext.mModel.v.up, gContext.mModel.v.dir, gContext.mModel.v.right, gContext.mModel.v.dir, gContext.mModel.v.up, gContext.mModel.v.right, -gContext.mCameraDir }; - // pickup plan - - gContext.mTranslationPlan = BuildPlan(gContext.mModel.v.position, movePlanNormal[type - MT_SCALE_X]); - const float len = IntersectRayPlane(gContext.mRayOrigin, gContext.mRayVector, gContext.mTranslationPlan); - gContext.mTranslationPlanOrigin = gContext.mRayOrigin + gContext.mRayVector * len; - gContext.mMatrixOrigin = gContext.mModel.v.position; - gContext.mScale.Set(1.f, 1.f, 1.f); - gContext.mRelativeOrigin = (gContext.mTranslationPlanOrigin - gContext.mModel.v.position) * (1.f / gContext.mScreenFactor); - gContext.mScaleValueOrigin = makeVect(gContext.mModelSource.v.right.Length(), gContext.mModelSource.v.up.Length(), gContext.mModelSource.v.dir.Length()); - gContext.mSaveMousePosx = io.MousePos.x; - } - } - // scale - if (gContext.mbUsing && (gContext.mActualID == -1 || gContext.mActualID == gContext.mEditingID) && IsScaleType(gContext.mCurrentOperation)) - { - ImGui::CaptureMouseFromApp(); - const float len = IntersectRayPlane(gContext.mRayOrigin, gContext.mRayVector, gContext.mTranslationPlan); - vec_t newPos = gContext.mRayOrigin + gContext.mRayVector * len; - vec_t newOrigin = newPos - gContext.mRelativeOrigin * gContext.mScreenFactor; - vec_t delta = newOrigin - gContext.mModelLocal.v.position; - - // 1 axis constraint - if (gContext.mCurrentOperation >= MT_SCALE_X && gContext.mCurrentOperation <= MT_SCALE_Z) - { - int axisIndex = gContext.mCurrentOperation - MT_SCALE_X; - const vec_t& axisValue = *(vec_t*)&gContext.mModelLocal.m[axisIndex]; - float lengthOnAxis = Dot(axisValue, delta); - delta = axisValue * lengthOnAxis; - - vec_t baseVector = gContext.mTranslationPlanOrigin - gContext.mModelLocal.v.position; - float ratio = Dot(axisValue, baseVector + delta) / Dot(axisValue, baseVector); - - gContext.mScale[axisIndex] = max(ratio, 0.001f); - } else - { - float scaleDelta = (io.MousePos.x - gContext.mSaveMousePosx) * 0.01f; - gContext.mScale.Set(max(1.f + scaleDelta, 0.001f)); - } - - // snap - if (snap) - { - float scaleSnap[] = { snap[0], snap[0], snap[0] }; - ComputeSnap(gContext.mScale, scaleSnap); - } - - // no 0 allowed - for (int i = 0; i < 3; i++) - gContext.mScale[i] = max(gContext.mScale[i], 0.001f); - - if (gContext.mScaleLast != gContext.mScale) - { - modified = true; - } - gContext.mScaleLast = gContext.mScale; - - // compute matrix & delta - matrix_t deltaMatrixScale; - deltaMatrixScale.Scale(gContext.mScale * gContext.mScaleValueOrigin); - - matrix_t res = deltaMatrixScale * gContext.mModelLocal; - *(matrix_t*)matrix = res; - - if (deltaMatrix) - { - vec_t deltaScale = gContext.mScale * gContext.mScaleValueOrigin; - - vec_t originalScaleDivider; - originalScaleDivider.x = 1 / gContext.mModelScaleOrigin.x; - originalScaleDivider.y = 1 / gContext.mModelScaleOrigin.y; - originalScaleDivider.z = 1 / gContext.mModelScaleOrigin.z; - - deltaScale = deltaScale * originalScaleDivider; - - deltaMatrixScale.Scale(deltaScale); - memcpy(deltaMatrix, deltaMatrixScale.m16, sizeof(float) * 16); - } - - if (!io.MouseDown[0]) - { - gContext.mbUsing = false; - gContext.mScale.Set(1.f, 1.f, 1.f); - } - - type = gContext.mCurrentOperation; - } - return modified; -} - -static bool HandleRotation(float* matrix, float* deltaMatrix, OPERATION op, int& type, const float* snap) { - if (!Intersects(op, ROTATE) || type != MT_NONE || !gContext.mbMouseOver) - { - return false; - } - ImGuiIO& io = ImGui::GetIO(); - bool applyRotationLocaly = gContext.mMode == LOCAL; - bool modified = false; - - if (!gContext.mbUsing) - { - type = GetRotateType(op); - - if (type != MT_NONE) - { - ImGui::CaptureMouseFromApp(); - } - - if (type == MT_ROTATE_SCREEN) - { - applyRotationLocaly = true; - } - - if (CanActivate() && type != MT_NONE) - { - gContext.mbUsing = true; - gContext.mEditingID = gContext.mActualID; - gContext.mCurrentOperation = type; - const vec_t rotatePlanNormal[] = { gContext.mModel.v.right, gContext.mModel.v.up, gContext.mModel.v.dir, -gContext.mCameraDir }; - // pickup plan - if (applyRotationLocaly) - { - gContext.mTranslationPlan = BuildPlan(gContext.mModel.v.position, rotatePlanNormal[type - MT_ROTATE_X]); - } else - { - gContext.mTranslationPlan = BuildPlan(gContext.mModelSource.v.position, directionUnary[type - MT_ROTATE_X]); - } - - const float len = IntersectRayPlane(gContext.mRayOrigin, gContext.mRayVector, gContext.mTranslationPlan); - vec_t localPos = gContext.mRayOrigin + gContext.mRayVector * len - gContext.mModel.v.position; - gContext.mRotationVectorSource = Normalized(localPos); - gContext.mRotationAngleOrigin = ComputeAngleOnPlan(); - } - } - - // rotation - if (gContext.mbUsing && (gContext.mActualID == -1 || gContext.mActualID == gContext.mEditingID) && IsRotateType(gContext.mCurrentOperation)) - { - ImGui::CaptureMouseFromApp(); - gContext.mRotationAngle = ComputeAngleOnPlan(); - if (snap) - { - float snapInRadian = snap[0] * DEG2RAD; - ComputeSnap(&gContext.mRotationAngle, snapInRadian); - } - vec_t rotationAxisLocalSpace; - - rotationAxisLocalSpace.TransformVector(makeVect(gContext.mTranslationPlan.x, gContext.mTranslationPlan.y, gContext.mTranslationPlan.z, 0.f), gContext.mModelInverse); - rotationAxisLocalSpace.Normalize(); - - matrix_t deltaRotation; - deltaRotation.RotationAxis(rotationAxisLocalSpace, gContext.mRotationAngle - gContext.mRotationAngleOrigin); - if (gContext.mRotationAngle != gContext.mRotationAngleOrigin) - { - modified = true; - } - gContext.mRotationAngleOrigin = gContext.mRotationAngle; - - matrix_t scaleOrigin; - scaleOrigin.Scale(gContext.mModelScaleOrigin); - - if (applyRotationLocaly) - { - *(matrix_t*)matrix = scaleOrigin * deltaRotation * gContext.mModelLocal; - } else - { - matrix_t res = gContext.mModelSource; - res.v.position.Set(0.f); - - *(matrix_t*)matrix = res * deltaRotation; - ((matrix_t*)matrix)->v.position = gContext.mModelSource.v.position; - } - - if (deltaMatrix) - { - *(matrix_t*)deltaMatrix = gContext.mModelInverse * deltaRotation * gContext.mModel; - } - - if (!io.MouseDown[0]) - { - gContext.mbUsing = false; - gContext.mEditingID = -1; - } - type = gContext.mCurrentOperation; - } - return modified; -} - -void DecomposeMatrixToComponents(const float* matrix, float* translation, float* rotation, float* scale) { - matrix_t mat = *(matrix_t*)matrix; - - scale[0] = mat.v.right.Length(); - scale[1] = mat.v.up.Length(); - scale[2] = mat.v.dir.Length(); - - mat.OrthoNormalize(); - - rotation[0] = RAD2DEG * atan2f(mat.m[1][2], mat.m[2][2]); - rotation[1] = RAD2DEG * atan2f(-mat.m[0][2], sqrtf(mat.m[1][2] * mat.m[1][2] + mat.m[2][2] * mat.m[2][2])); - rotation[2] = RAD2DEG * atan2f(mat.m[0][1], mat.m[0][0]); - - translation[0] = mat.v.position.x; - translation[1] = mat.v.position.y; - translation[2] = mat.v.position.z; -} - -void RecomposeMatrixFromComponents(const float* translation, const float* rotation, const float* scale, float* matrix) { - matrix_t& mat = *(matrix_t*)matrix; - - matrix_t rot[3]; - for (int i = 0; i < 3; i++) - { - rot[i].RotationAxis(directionUnary[i], rotation[i] * DEG2RAD); - } - - mat = rot[0] * rot[1] * rot[2]; - - float validScale[3]; - for (int i = 0; i < 3; i++) - { - if (fabsf(scale[i]) < FLT_EPSILON) - { - validScale[i] = 0.001f; - } else - { - validScale[i] = scale[i]; - } - } - mat.v.right *= validScale[0]; - mat.v.up *= validScale[1]; - mat.v.dir *= validScale[2]; - mat.v.position.Set(translation[0], translation[1], translation[2], 1.f); -} - -void SetID(int id) { - gContext.mActualID = id; -} - -void AllowAxisFlip(bool value) { - gContext.mAllowAxisFlip = value; -} - -bool Manipulate(const float* view, const float* projection, OPERATION operation, MODE mode, float* matrix, float* deltaMatrix, const float* snap, float* localBounds, const float* boundsSnap) { - // Scale is always local or matrix will be skewed when applying world scale or oriented matrix - ComputeContext(view, projection, matrix, (operation & SCALE) ? LOCAL : mode); - - // set delta to identity - if (deltaMatrix) - { - ((matrix_t*)deltaMatrix)->SetToIdentity(); - } - - // behind camera - vec_t camSpacePosition; - camSpacePosition.TransformPoint(makeVect(0.f, 0.f, 0.f), gContext.mMVP); - if (!gContext.mIsOrthographic && camSpacePosition.z < 0.001f) - { - return false; - } - - // -- - int type = MT_NONE; - bool manipulated = false; - if (gContext.mbEnable) - { - if (!gContext.mbUsingBounds) - { - manipulated |= HandleTranslation(matrix, deltaMatrix, operation, type, snap) || - HandleScale(matrix, deltaMatrix, operation, type, snap) || - HandleRotation(matrix, deltaMatrix, operation, type, snap); - } - } - if (localBounds && !gContext.mbUsing) - { - manipulated |= HandleAndDrawLocalBounds(localBounds, (matrix_t*)matrix, boundsSnap, operation); - } - - gContext.mOperation = operation; - if (!gContext.mbUsingBounds) - { - DrawRotationGizmo(operation, type); - DrawTranslationGizmo(operation, type); - DrawScaleGizmo(operation, type); - DrawScaleUniveralGizmo(operation, type); - } - return manipulated; -} - -void SetGizmoSizeClipSpace(float value) { - gContext.mGizmoSizeClipSpace = value; -} - -/////////////////////////////////////////////////////////////////////////////////////////////////// -void ComputeFrustumPlanes(vec_t* frustum, const float* clip) { - frustum[0].x = clip[3] - clip[0]; - frustum[0].y = clip[7] - clip[4]; - frustum[0].z = clip[11] - clip[8]; - frustum[0].w = clip[15] - clip[12]; - - frustum[1].x = clip[3] + clip[0]; - frustum[1].y = clip[7] + clip[4]; - frustum[1].z = clip[11] + clip[8]; - frustum[1].w = clip[15] + clip[12]; - - frustum[2].x = clip[3] + clip[1]; - frustum[2].y = clip[7] + clip[5]; - frustum[2].z = clip[11] + clip[9]; - frustum[2].w = clip[15] + clip[13]; - - frustum[3].x = clip[3] - clip[1]; - frustum[3].y = clip[7] - clip[5]; - frustum[3].z = clip[11] - clip[9]; - frustum[3].w = clip[15] - clip[13]; - - frustum[4].x = clip[3] - clip[2]; - frustum[4].y = clip[7] - clip[6]; - frustum[4].z = clip[11] - clip[10]; - frustum[4].w = clip[15] - clip[14]; - - frustum[5].x = clip[3] + clip[2]; - frustum[5].y = clip[7] + clip[6]; - frustum[5].z = clip[11] + clip[10]; - frustum[5].w = clip[15] + clip[14]; - - for (int i = 0; i < 6; i++) - { - frustum[i].Normalize(); - } -} - -void DrawCubes(const float* view, const float* projection, const float* matrices, int matrixCount) { - matrix_t viewInverse; - viewInverse.Inverse(*(matrix_t*)view); - - struct CubeFace { - float z; - ImVec2 faceCoordsScreen[4]; - ImU32 color; - }; - CubeFace* faces = (CubeFace*)_malloca(sizeof(CubeFace) * matrixCount * 6); - - if (!faces) - { - return; - } - - vec_t frustum[6]; - matrix_t viewProjection = *(matrix_t*)view * *(matrix_t*)projection; - ComputeFrustumPlanes(frustum, viewProjection.m16); - - int cubeFaceCount = 0; - for (int cube = 0; cube < matrixCount; cube++) - { - const float* matrix = &matrices[cube * 16]; - - matrix_t res = *(matrix_t*)matrix * *(matrix_t*)view * *(matrix_t*)projection; - - for (int iFace = 0; iFace < 6; iFace++) - { - const int normalIndex = (iFace % 3); - const int perpXIndex = (normalIndex + 1) % 3; - const int perpYIndex = (normalIndex + 2) % 3; - const float invert = (iFace > 2) ? -1.f : 1.f; - - const vec_t faceCoords[4] = { - directionUnary[normalIndex] + directionUnary[perpXIndex] + directionUnary[perpYIndex], - directionUnary[normalIndex] + directionUnary[perpXIndex] - directionUnary[perpYIndex], - directionUnary[normalIndex] - directionUnary[perpXIndex] - directionUnary[perpYIndex], - directionUnary[normalIndex] - directionUnary[perpXIndex] + directionUnary[perpYIndex], - }; - - // clipping - /* - bool skipFace = false; - for (unsigned int iCoord = 0; iCoord < 4; iCoord++) - { - vec_t camSpacePosition; - camSpacePosition.TransformPoint(faceCoords[iCoord] * 0.5f * invert, res); - if (camSpacePosition.z < 0.001f) - { - skipFace = true; - break; - } - } - if (skipFace) - { - continue; - } - */ - vec_t centerPosition, centerPositionVP; - centerPosition.TransformPoint(directionUnary[normalIndex] * 0.5f * invert, *(matrix_t*)matrix); - centerPositionVP.TransformPoint(directionUnary[normalIndex] * 0.5f * invert, res); - - bool inFrustum = true; - for (int iFrustum = 0; iFrustum < 6; iFrustum++) - { - float dist = DistanceToPlane(centerPosition, frustum[iFrustum]); - if (dist < 0.f) - { - inFrustum = false; - break; - } - } - - if (!inFrustum) - { - continue; - } - CubeFace& cubeFace = faces[cubeFaceCount]; - - // 3D->2D - // ImVec2 faceCoordsScreen[4]; - for (unsigned int iCoord = 0; iCoord < 4; iCoord++) - { - cubeFace.faceCoordsScreen[iCoord] = worldToPos(faceCoords[iCoord] * 0.5f * invert, res); - } - cubeFace.color = directionColor[normalIndex] | IM_COL32(0x80, 0x80, 0x80, 0); - - cubeFace.z = centerPositionVP.z / centerPositionVP.w; - cubeFaceCount++; - } - } - qsort(faces, cubeFaceCount, sizeof(CubeFace), [](void const* _a, void const* _b) { - CubeFace* a = (CubeFace*)_a; - CubeFace* b = (CubeFace*)_b; - if (a->z < b->z) - { - return 1; - } - return -1; - }); - // draw face with lighter color - for (int iFace = 0; iFace < cubeFaceCount; iFace++) - { - const CubeFace& cubeFace = faces[iFace]; - gContext.mDrawList->AddConvexPolyFilled(cubeFace.faceCoordsScreen, 4, cubeFace.color); - } - - _freea(faces); -} - -void DrawGrid(const float* view, const float* projection, const float* matrix, const float gridSize) { - matrix_t viewProjection = *(matrix_t*)view * *(matrix_t*)projection; - vec_t frustum[6]; - ComputeFrustumPlanes(frustum, viewProjection.m16); - matrix_t res = *(matrix_t*)matrix * viewProjection; - - for (float f = -gridSize; f <= gridSize; f += 1.f) - { - for (int dir = 0; dir < 2; dir++) - { - vec_t ptA = makeVect(dir ? -gridSize : f, 0.f, dir ? f : -gridSize); - vec_t ptB = makeVect(dir ? gridSize : f, 0.f, dir ? f : gridSize); - bool visible = true; - for (int i = 0; i < 6; i++) - { - float dA = DistanceToPlane(ptA, frustum[i]); - float dB = DistanceToPlane(ptB, frustum[i]); - if (dA < 0.f && dB < 0.f) - { - visible = false; - break; - } - if (dA > 0.f && dB > 0.f) - { - continue; - } - if (dA < 0.f) - { - float len = fabsf(dA - dB); - float t = fabsf(dA) / len; - ptA.Lerp(ptB, t); - } - if (dB < 0.f) - { - float len = fabsf(dB - dA); - float t = fabsf(dB) / len; - ptB.Lerp(ptA, t); - } - } - if (visible) - { - ImU32 col = IM_COL32(0x80, 0x80, 0x80, 0xFF); - col = (fmodf(fabsf(f), 10.f) < FLT_EPSILON) ? IM_COL32(0x90, 0x90, 0x90, 0xFF) : col; - col = (fabsf(f) < FLT_EPSILON) ? IM_COL32(0x40, 0x40, 0x40, 0xFF) : col; - - float thickness = 1.f; - thickness = (fmodf(fabsf(f), 10.f) < FLT_EPSILON) ? 1.5f : thickness; - thickness = (fabsf(f) < FLT_EPSILON) ? 2.3f : thickness; - - gContext.mDrawList->AddLine(worldToPos(ptA, res), worldToPos(ptB, res), col, thickness); - } - } - } -} - -void ViewManipulate(float* view, float length, ImVec2 position, ImVec2 size, ImU32 backgroundColor) { - static bool isDraging = false; - static bool isClicking = false; - static bool isInside = false; - static vec_t interpolationUp; - static vec_t interpolationDir; - static int interpolationFrames = 0; - const vec_t referenceUp = makeVect(0.f, 1.f, 0.f); - - matrix_t svgView, svgProjection; - svgView = gContext.mViewMat; - svgProjection = gContext.mProjectionMat; - - ImGuiIO& io = ImGui::GetIO(); - gContext.mDrawList->AddRectFilled(position, position + size, backgroundColor); - matrix_t viewInverse; - viewInverse.Inverse(*(matrix_t*)view); - - const vec_t camTarget = viewInverse.v.position - viewInverse.v.dir * length; - - // view/projection matrices - const float distance = 3.f; - matrix_t cubeProjection, cubeView; - float fov = acosf(distance / (sqrtf(distance * distance + 3.f))) * RAD2DEG; - Perspective(fov / sqrtf(2.f), size.x / size.y, 0.01f, 1000.f, cubeProjection.m16); - - vec_t dir = makeVect(viewInverse.m[2][0], viewInverse.m[2][1], viewInverse.m[2][2]); - vec_t up = makeVect(viewInverse.m[1][0], viewInverse.m[1][1], viewInverse.m[1][2]); - vec_t eye = dir * distance; - vec_t zero = makeVect(0.f, 0.f); - LookAt(&eye.x, &zero.x, &up.x, cubeView.m16); - - // set context - gContext.mViewMat = cubeView; - gContext.mProjectionMat = cubeProjection; - ComputeCameraRay(gContext.mRayOrigin, gContext.mRayVector, position, size); - - const matrix_t res = cubeView * cubeProjection; - - // panels - static const ImVec2 panelPosition[9] = { ImVec2(0.75f, 0.75f), ImVec2(0.25f, 0.75f), ImVec2(0.f, 0.75f), ImVec2(0.75f, 0.25f), ImVec2(0.25f, 0.25f), ImVec2(0.f, 0.25f), ImVec2(0.75f, 0.f), ImVec2(0.25f, 0.f), ImVec2(0.f, 0.f) }; - - static const ImVec2 panelSize[9] = { ImVec2(0.25f, 0.25f), ImVec2(0.5f, 0.25f), ImVec2(0.25f, 0.25f), ImVec2(0.25f, 0.5f), ImVec2(0.5f, 0.5f), ImVec2(0.25f, 0.5f), ImVec2(0.25f, 0.25f), ImVec2(0.5f, 0.25f), ImVec2(0.25f, 0.25f) }; - - // tag faces - bool boxes[27]{}; - for (int iPass = 0; iPass < 2; iPass++) - { - for (int iFace = 0; iFace < 6; iFace++) - { - const int normalIndex = (iFace % 3); - const int perpXIndex = (normalIndex + 1) % 3; - const int perpYIndex = (normalIndex + 2) % 3; - const float invert = (iFace > 2) ? -1.f : 1.f; - const vec_t indexVectorX = directionUnary[perpXIndex] * invert; - const vec_t indexVectorY = directionUnary[perpYIndex] * invert; - const vec_t boxOrigin = directionUnary[normalIndex] * -invert - indexVectorX - indexVectorY; - - // plan local space - const vec_t n = directionUnary[normalIndex] * invert; - vec_t viewSpaceNormal = n; - vec_t viewSpacePoint = n * 0.5f; - viewSpaceNormal.TransformVector(cubeView); - viewSpaceNormal.Normalize(); - viewSpacePoint.TransformPoint(cubeView); - const vec_t viewSpaceFacePlan = BuildPlan(viewSpacePoint, viewSpaceNormal); - - // back face culling - if (viewSpaceFacePlan.w > 0.f) - { - continue; - } - - const vec_t facePlan = BuildPlan(n * 0.5f, n); - - const float len = IntersectRayPlane(gContext.mRayOrigin, gContext.mRayVector, facePlan); - vec_t posOnPlan = gContext.mRayOrigin + gContext.mRayVector * len - (n * 0.5f); - - float localx = Dot(directionUnary[perpXIndex], posOnPlan) * invert + 0.5f; - float localy = Dot(directionUnary[perpYIndex], posOnPlan) * invert + 0.5f; - - // panels - const vec_t dx = directionUnary[perpXIndex]; - const vec_t dy = directionUnary[perpYIndex]; - const vec_t origin = directionUnary[normalIndex] - dx - dy; - for (int iPanel = 0; iPanel < 9; iPanel++) - { - vec_t boxCoord = boxOrigin + indexVectorX * float(iPanel % 3) + indexVectorY * float(iPanel / 3) + makeVect(1.f, 1.f, 1.f); - const ImVec2 p = panelPosition[iPanel] * 2.f; - const ImVec2 s = panelSize[iPanel] * 2.f; - ImVec2 faceCoordsScreen[4]; - vec_t panelPos[4] = { dx * p.x + dy * p.y, - dx * p.x + dy * (p.y + s.y), - dx * (p.x + s.x) + dy * (p.y + s.y), - dx * (p.x + s.x) + dy * p.y }; - - for (unsigned int iCoord = 0; iCoord < 4; iCoord++) - { - faceCoordsScreen[iCoord] = worldToPos((panelPos[iCoord] + origin) * 0.5f * invert, res, position, size); - } - - const ImVec2 panelCorners[2] = { panelPosition[iPanel], panelPosition[iPanel] + panelSize[iPanel] }; - bool insidePanel = localx > panelCorners[0].x && localx < panelCorners[1].x && localy > panelCorners[0].y && localy < panelCorners[1].y; - int boxCoordInt = int(boxCoord.x * 9.f + boxCoord.y * 3.f + boxCoord.z); - IM_ASSERT(boxCoordInt < 27); - boxes[boxCoordInt] |= insidePanel && (!isDraging) && gContext.mbMouseOver; - - // draw face with lighter color - if (iPass) - { - gContext.mDrawList->AddConvexPolyFilled(faceCoordsScreen, 4, (directionColor[normalIndex] | IM_COL32(0x80, 0x80, 0x80, 0x80)) | (isInside ? IM_COL32(0x08, 0x08, 0x08, 0) : 0)); - if (boxes[boxCoordInt]) - { - gContext.mDrawList->AddConvexPolyFilled(faceCoordsScreen, 4, IM_COL32(0xF0, 0xA0, 0x60, 0x80)); - - if (!io.MouseDown[0] && !isDraging && isClicking) - { - // apply new view direction - int cx = boxCoordInt / 9; - int cy = (boxCoordInt - cx * 9) / 3; - int cz = boxCoordInt % 3; - interpolationDir = makeVect(1.f - (float)cx, 1.f - (float)cy, 1.f - (float)cz); - interpolationDir.Normalize(); - - if (fabsf(Dot(interpolationDir, referenceUp)) > 1.0f - 0.01f) - { - vec_t right = viewInverse.v.right; - if (fabsf(right.x) > fabsf(right.z)) - { - right.z = 0.f; - } else - { - right.x = 0.f; - } - right.Normalize(); - interpolationUp = Cross(interpolationDir, right); - interpolationUp.Normalize(); - } else - { - interpolationUp = referenceUp; - } - interpolationFrames = 40; - isClicking = false; - } - if (io.MouseClicked[0] && !isDraging) - { - isClicking = true; - } - } - } - } - } - } - if (interpolationFrames) - { - interpolationFrames--; - vec_t newDir = viewInverse.v.dir; - newDir.Lerp(interpolationDir, 0.2f); - newDir.Normalize(); - - vec_t newUp = viewInverse.v.up; - newUp.Lerp(interpolationUp, 0.3f); - newUp.Normalize(); - newUp = interpolationUp; - vec_t newEye = camTarget + newDir * length; - LookAt(&newEye.x, &camTarget.x, &newUp.x, view); - } - isInside = gContext.mbMouseOver && ImRect(position, position + size).Contains(io.MousePos); - - // drag view - if (!isDraging && io.MouseClicked[0] && isInside) - { - isDraging = true; - isClicking = false; - } else if (isDraging && !io.MouseDown[0]) - { - isDraging = false; - } - - if (isDraging) - { - matrix_t rx, ry, roll; - - rx.RotationAxis(referenceUp, -io.MouseDelta.x * 0.01f); - ry.RotationAxis(viewInverse.v.right, -io.MouseDelta.y * 0.01f); - - roll = rx * ry; - - vec_t newDir = viewInverse.v.dir; - newDir.TransformVector(roll); - newDir.Normalize(); - - // clamp - vec_t planDir = Cross(viewInverse.v.right, referenceUp); - planDir.y = 0.f; - planDir.Normalize(); - float dt = Dot(planDir, newDir); - if (dt < 0.0f) - { - newDir += planDir * dt; - newDir.Normalize(); - } - - vec_t newEye = camTarget + newDir * length; - LookAt(&newEye.x, &camTarget.x, &referenceUp.x, view); - } - - // restore view/projection because it was used to compute ray - ComputeContext(svgView.m16, svgProjection.m16, gContext.mModelSource.m16, gContext.mMode); -} -}; // namespace IMGUIZMO_NAMESPACE diff --git a/source/Game/EditorGuizmo.hpp b/source/Game/EditorGuizmo.hpp deleted file mode 100644 index 0560050..0000000 --- a/source/Game/EditorGuizmo.hpp +++ /dev/null @@ -1,232 +0,0 @@ -// https://github.com/CedricGuillemet/ImGuizmo -// v 1.84 WIP -// -// The MIT License(MIT) -// -// Copyright(c) 2021 Cedric Guillemet -// -// Permission is hereby granted, free of charge, to any person obtaining a copy -// of this software and associated documentation files(the "Software"), to deal -// in the Software without restriction, including without limitation the rights -// to use, copy, modify, merge, publish, distribute, sublicense, and / or sell -// copies of the Software, and to permit persons to whom the Software is -// furnished to do so, subject to the following conditions : -// -// The above copyright notice and this permission notice shall be included in all -// copies or substantial portions of the Software. -// -// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE -// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -// SOFTWARE. -// -// ------------------------------------------------------------------------------------------- -// History : -// 2019/11/03 View gizmo -// 2016/09/11 Behind camera culling. Scaling Delta matrix not multiplied by source matrix scales. local/world rotation and translation fixed. Display message is incorrect (X: ... Y:...) in local mode. -// 2016/09/09 Hatched negative axis. Snapping. Documentation update. -// 2016/09/04 Axis switch and translation plan autohiding. Scale transform stability improved -// 2016/09/01 Mogwai changed to Manipulate. Draw debug cube. Fixed inverted scale. Mixing scale and translation/rotation gives bad results. -// 2016/08/31 First version -// -// ------------------------------------------------------------------------------------------- -// Future (no order): -// -// - Multi view -// - display rotation/translation/scale infos in local/world space and not only local -// - finish local/world matrix application -// - OPERATION as bitmask -// -// ------------------------------------------------------------------------------------------- -// Example -#if 0 -void EditTransform(const Camera& camera, matrix_t& matrix) -{ - static ImGuizmo::OPERATION mCurrentGizmoOperation(ImGuizmo::ROTATE); - static ImGuizmo::MODE mCurrentGizmoMode(ImGuizmo::WORLD); - if (ImGui::IsKeyPressed(90)) - mCurrentGizmoOperation = ImGuizmo::TRANSLATE; - if (ImGui::IsKeyPressed(69)) - mCurrentGizmoOperation = ImGuizmo::ROTATE; - if (ImGui::IsKeyPressed(82)) // r Key - mCurrentGizmoOperation = ImGuizmo::SCALE; - if (ImGui::RadioButton("Translate", mCurrentGizmoOperation == ImGuizmo::TRANSLATE)) - mCurrentGizmoOperation = ImGuizmo::TRANSLATE; - ImGui::SameLine(); - if (ImGui::RadioButton("Rotate", mCurrentGizmoOperation == ImGuizmo::ROTATE)) - mCurrentGizmoOperation = ImGuizmo::ROTATE; - ImGui::SameLine(); - if (ImGui::RadioButton("Scale", mCurrentGizmoOperation == ImGuizmo::SCALE)) - mCurrentGizmoOperation = ImGuizmo::SCALE; - float matrixTranslation[3], matrixRotation[3], matrixScale[3]; - ImGuizmo::DecomposeMatrixToComponents(matrix.m16, matrixTranslation, matrixRotation, matrixScale); - ImGui::InputFloat3("Tr", matrixTranslation, 3); - ImGui::InputFloat3("Rt", matrixRotation, 3); - ImGui::InputFloat3("Sc", matrixScale, 3); - ImGuizmo::RecomposeMatrixFromComponents(matrixTranslation, matrixRotation, matrixScale, matrix.m16); - - if (mCurrentGizmoOperation != ImGuizmo::SCALE) - { - if (ImGui::RadioButton("Local", mCurrentGizmoMode == ImGuizmo::LOCAL)) - mCurrentGizmoMode = ImGuizmo::LOCAL; - ImGui::SameLine(); - if (ImGui::RadioButton("World", mCurrentGizmoMode == ImGuizmo::WORLD)) - mCurrentGizmoMode = ImGuizmo::WORLD; - } - static bool useSnap(false); - if (ImGui::IsKeyPressed(83)) - useSnap = !useSnap; - ImGui::Checkbox("", &useSnap); - ImGui::SameLine(); - vec_t snap; - switch (mCurrentGizmoOperation) - { - case ImGuizmo::TRANSLATE: - snap = config.mSnapTranslation; - ImGui::InputFloat3("Snap", &snap.x); - break; - case ImGuizmo::ROTATE: - snap = config.mSnapRotation; - ImGui::InputFloat("Angle Snap", &snap.x); - break; - case ImGuizmo::SCALE: - snap = config.mSnapScale; - ImGui::InputFloat("Scale Snap", &snap.x); - break; - } - ImGuiIO& io = ImGui::GetIO(); - ImGuizmo::SetRect(0, 0, io.DisplaySize.x, io.DisplaySize.y); - ImGuizmo::Manipulate(camera.mView.m16, camera.mProjection.m16, mCurrentGizmoOperation, mCurrentGizmoMode, matrix.m16, NULL, useSnap ? &snap.x : NULL); -} -#endif -#pragma once - -#ifdef USE_IMGUI_API -# include "imconfig.h" -#endif -#ifndef IMGUI_API -# define IMGUI_API -#endif - -// NOTE(hnosm): added so that we don't have to force #include <ImGuizmo.h> after everything else -#include <imgui.h> - -#ifndef IMGUIZMO_NAMESPACE -# define IMGUIZMO_NAMESPACE ImGuizmo -#endif - -namespace IMGUIZMO_NAMESPACE { -// call inside your own window and before Manipulate() in order to draw gizmo to that window. -// Or pass a specific ImDrawList to draw to (e.g. ImGui::GetForegroundDrawList()). -IMGUI_API void SetDrawlist(ImDrawList* drawlist = nullptr); - -// call BeginFrame right after ImGui_XXXX_NewFrame(); -IMGUI_API void BeginFrame(); - -// this is necessary because when imguizmo is compiled into a dll, and imgui into another -// globals are not shared between them. -// More details at https://stackoverflow.com/questions/19373061/what-happens-to-global-and-static-variables-in-a-shared-library-when-it-is-dynam -// expose method to set imgui context -IMGUI_API void SetImGuiContext(ImGuiContext* ctx); - -// return true if mouse cursor is over any gizmo control (axis, plan or screen component) -IMGUI_API bool IsOver(); - -// return true if mouse IsOver or if the gizmo is in moving state -IMGUI_API bool IsUsing(); - -// enable/disable the gizmo. Stay in the state until next call to Enable. -// gizmo is rendered with gray half transparent color when disabled -IMGUI_API void Enable(bool enable); - -// helper functions for manualy editing translation/rotation/scale with an input float -// translation, rotation and scale float points to 3 floats each -// Angles are in degrees (more suitable for human editing) -// example: -// float matrixTranslation[3], matrixRotation[3], matrixScale[3]; -// ImGuizmo::DecomposeMatrixToComponents(gizmoMatrix.m16, matrixTranslation, matrixRotation, matrixScale); -// ImGui::InputFloat3("Tr", matrixTranslation, 3); -// ImGui::InputFloat3("Rt", matrixRotation, 3); -// ImGui::InputFloat3("Sc", matrixScale, 3); -// ImGuizmo::RecomposeMatrixFromComponents(matrixTranslation, matrixRotation, matrixScale, gizmoMatrix.m16); -// -// These functions have some numerical stability issues for now. Use with caution. -IMGUI_API void DecomposeMatrixToComponents(const float* matrix, float* translation, float* rotation, float* scale); -IMGUI_API void RecomposeMatrixFromComponents(const float* translation, const float* rotation, const float* scale, float* matrix); - -IMGUI_API void SetRect(float x, float y, float width, float height); -// default is false -IMGUI_API void SetOrthographic(bool isOrthographic); - -// Render a cube with face color corresponding to face normal. Usefull for debug/tests -IMGUI_API void DrawCubes(const float* view, const float* projection, const float* matrices, int matrixCount); -IMGUI_API void DrawGrid(const float* view, const float* projection, const float* matrix, const float gridSize); - -// call it when you want a gizmo -// Needs view and projection matrices. -// matrix parameter is the source matrix (where will be gizmo be drawn) and might be transformed by the function. Return deltaMatrix is optional -// translation is applied in world space -enum OPERATION { - TRANSLATE_X = (1u << 0), - TRANSLATE_Y = (1u << 1), - TRANSLATE_Z = (1u << 2), - ROTATE_X = (1u << 3), - ROTATE_Y = (1u << 4), - ROTATE_Z = (1u << 5), - ROTATE_SCREEN = (1u << 6), - SCALE_X = (1u << 7), - SCALE_Y = (1u << 8), - SCALE_Z = (1u << 9), - BOUNDS = (1u << 10), - SCALE_XU = (1u << 11), - SCALE_YU = (1u << 12), - SCALE_ZU = (1u << 13), - - TRANSLATE = TRANSLATE_X | TRANSLATE_Y | TRANSLATE_Z, - ROTATE = ROTATE_X | ROTATE_Y | ROTATE_Z | ROTATE_SCREEN, - SCALE = SCALE_X | SCALE_Y | SCALE_Z, - SCALEU = SCALE_XU | SCALE_YU | SCALE_ZU, // universal - UNIVERSAL = TRANSLATE | ROTATE | SCALEU -}; - -inline OPERATION operator|(OPERATION lhs, OPERATION rhs) { - return static_cast<OPERATION>(static_cast<int>(lhs) | static_cast<int>(rhs)); -} - -enum MODE { - LOCAL, - WORLD -}; - -IMGUI_API bool Manipulate( - const float* view, - const float* projection, - OPERATION operation, - MODE mode, - float* matrix, - float* deltaMatrix = NULL, - const float* snap = NULL, - float* localBounds = NULL, - const float* boundsSnap = NULL); - -// -// Please note that this cubeview is patented by Autodesk : https://patents.google.com/patent/US7782319B2/en -// It seems to be a defensive patent in the US. I don't think it will bring troubles using it as -// other software are using the same mechanics. But just in case, you are now warned! -// -IMGUI_API void ViewManipulate(float* view, float length, ImVec2 position, ImVec2 size, ImU32 backgroundColor); - -IMGUI_API void SetID(int id); - -// return true if the cursor is over the operation's gizmo -IMGUI_API bool IsOver(OPERATION op); -IMGUI_API void SetGizmoSizeClipSpace(float value); - -// Allow axis to flip -// When true (default), the guizmo axis flip for better visibility -// When false, they always stay along the positive world/local axis -IMGUI_API void AllowAxisFlip(bool value); -} // namespace IMGUIZMO_NAMESPACE diff --git a/source/Game/EditorNotification.cpp b/source/Game/EditorNotification.cpp deleted file mode 100644 index e4a869e..0000000 --- a/source/Game/EditorNotification.cpp +++ /dev/null @@ -1,277 +0,0 @@ -// Adapted from https://github.com/patrickcjk/imgui-notify -#include "EditorNotification.hpp" - -#include "Macros.hpp" - -#define IMGUI_DEFINE_MATH_OPERATORS -#include <imgui_internal.h> - -#include <chrono> -#include <cstdarg> -#include <cstdio> -#include <utility> -#include <vector> - -ImGuiToast::ImGuiToast(ImGuiToastType type, int dismissTime) { - IM_ASSERT(type < ImGuiToastType_COUNT); - - mType = type; - mDismissTime = dismissTime; - - using namespace std::chrono; - auto timeStamp = system_clock::now().time_since_epoch(); - mCreationTime = duration_cast<milliseconds>(timeStamp).count(); - - memset(mTitle, 0, sizeof(mTitle)); - memset(mContent, 0, sizeof(mContent)); -} - -ImGuiToast::ImGuiToast(ImGuiToastType type, const char* format, ...) - : ImGuiToast(type) { - if (format) { - va_list args; - va_start(args, format); - SetContent(format, args); - va_end(args); - } -} - -ImGuiToast::ImGuiToast(ImGuiToastType type, int dismissTime, const char* format, ...) - : ImGuiToast(type, dismissTime) { - if (format) { - va_list args; - va_start(args, format); - SetContent(format, args); - va_end(args); - } -} - -void ImGuiToast::SetTitle(const char* format, ...) { - if (format) { - va_list args; - va_start(args, format); - SetTitle(format, args); - va_end(args); - } -} - -void ImGuiToast::SetContent(const char* format, ...) { - if (format) { - va_list args; - va_start(args, format); - SetContent(format, args); - va_end(args); - } -} - -void ImGuiToast::SetType(const ImGuiToastType& type) { - IM_ASSERT(type < ImGuiToastType_COUNT); - mType = type; -} - -const char* ImGuiToast::GetTitle() { - return mTitle; -} - -const char* ImGuiToast::GetDefaultTitle() { - if (!strlen(mTitle)) { - switch (mType) { - case ImGuiToastType_None: return nullptr; - case ImGuiToastType_Success: return "Success"; - case ImGuiToastType_Warning: return "Warning"; - case ImGuiToastType_Error: return "Error"; - case ImGuiToastType_Info: return "Info"; - case ImGuiToastType_COUNT: UNREACHABLE; - } - } - - return mTitle; -} - -ImGuiToastType ImGuiToast::GetType() { - return mType; -} - -ImVec4 ImGuiToast::GetColor() { - switch (mType) { - case ImGuiToastType_None: return ImVec4(1.0f, 1.0f, 1.0f, 1.0f); // White - case ImGuiToastType_Success: return ImVec4(0, 1.0f, 0, 1.0f); // Green - case ImGuiToastType_Warning: return ImVec4(1.0f, 1.0f, 0, 1.0f); // Yellow - case ImGuiToastType_Error: return ImVec4(1.0f, 0, 0, 1.0f); // Red - case ImGuiToastType_Info: return ImVec4(0, 0.616, 1.0f, 1.0f); // Blue - case ImGuiToastType_COUNT: UNREACHABLE; - } - return ImVec4(); -} - -const char* ImGuiToast::GetIcon() { - switch (mType) { - case ImGuiToastType_None: return nullptr; -#if 1 - // TODO add IconFontHeaders and replace with proper icons - case ImGuiToastType_Success: return nullptr; - case ImGuiToastType_Warning: return nullptr; - case ImGuiToastType_Error: return nullptr; - case ImGuiToastType_Info: return nullptr; -#else - case ImGuiToastType_Success: return ICON_FA_CHECK_CIRCLE; - case ImGuiToastType_Warning: return ICON_FA_EXCLAMATION_TRIANGLE; - case ImGuiToastType_Error: return ICON_FA_TIMES_CIRCLE; - case ImGuiToastType_Info: return ICON_FA_INFO_CIRCLE; -#endif - case ImGuiToastType_COUNT: UNREACHABLE; - } - return nullptr; -} - -const char* ImGuiToast::GetContent() { - return this->mContent; -} - -uint64_t ImGuiToast::GetElapsedTime() { - using namespace std::chrono; - auto timeStamp = system_clock::now().time_since_epoch(); - auto timeStampI = duration_cast<milliseconds>(timeStamp).count(); - return timeStampI - mCreationTime; -} - -ImGuiToastPhase ImGuiToast::GetPhase() { - const auto elapsed = GetElapsedTime(); - - if (elapsed > kNotifyFadeInOutTime + mDismissTime + kNotifyFadeInOutTime) { - return ImGuiToastPhase_Expired; - } else if (elapsed > kNotifyFadeInOutTime + mDismissTime) { - return ImGuiToastPhase_FadeOut; - } else if (elapsed > kNotifyFadeInOutTime) { - return ImGuiToastPhase_Wait; - } else { - return ImGuiToastPhase_FadeIn; - } -} - -float ImGuiToast::GetFadePercent() { - const auto phase = GetPhase(); - const auto elapsed = GetElapsedTime(); - - if (phase == ImGuiToastPhase_FadeIn) - { - return ((float)elapsed / (float)kNotifyFadeInOutTime) * kNotifyOpacity; - } else if (phase == ImGuiToastPhase_FadeOut) - { - return (1.0f - (((float)elapsed - (float)kNotifyFadeInOutTime - (float)mDismissTime) / (float)kNotifyFadeInOutTime)) * kNotifyOpacity; - } - - return 1.0f * kNotifyOpacity; -} - -void ImGuiToast::SetTitle(const char* format, va_list args) { - vsnprintf(mTitle, sizeof(mTitle), format, args); -} - -void ImGuiToast::SetContent(const char* format, va_list args) { - vsnprintf(mContent, sizeof(mContent), format, args); -} - -namespace ImGui { -static std::vector<ImGuiToast> notifications; -} - -static bool IsNullOrEmpty(const char* str) { - return !str || !strlen(str); -} - -void ImGui::AddNotification(ImGuiToast toast) { - notifications.push_back(std::move(toast)); -} - -void ImGui::RemoveNotification(int index) { - notifications.erase(notifications.begin() + index); -} - -void ImGui::ShowNotifications() { - auto vpSize = GetMainViewport()->Size; - - float height = 0.0f; - for (auto i = 0; i < notifications.size(); i++) { - auto* currentToast = ¬ifications[i]; - - // Remove toast if expired - if (currentToast->GetPhase() == ImGuiToastPhase_Expired) { - RemoveNotification(i); - continue; - } - - // Get icon, title and other data - const auto icon = currentToast->GetIcon(); - const auto title = currentToast->GetTitle(); - const auto content = currentToast->GetContent(); - const auto defaultTitle = currentToast->GetDefaultTitle(); - const auto opacity = currentToast->GetFadePercent(); // Get opacity based of the current phase - - // Window rendering - auto textColor = currentToast->GetColor(); - textColor.w = opacity; - - // Generate new unique name for this toast - char windowName[50]; - snprintf(windowName, std::size(windowName), "##TOAST%d", i); - - SetNextWindowBgAlpha(opacity); - SetNextWindowPos(ImVec2(vpSize.x - kNotifyPaddingX, vpSize.y - kNotifyPaddingY - height), ImGuiCond_Always, ImVec2(1.0f, 1.0f)); - Begin(windowName, nullptr, kNotifyToastFlags); - BringWindowToDisplayFront(GetCurrentWindow()); - - // Here we render the toast content - { - PushTextWrapPos(vpSize.x / 3.0f); // We want to support multi-line text, this will wrap the text after 1/3 of the screen width - - bool wasTitleRendered = false; - - // If an icon is set - if (!::IsNullOrEmpty(icon)) { - // Render icon text - PushStyleColor(ImGuiCol_Text, textColor); - TextUnformatted(icon); - PopStyleColor(); - wasTitleRendered = true; - } - - // If a title is set - if (!::IsNullOrEmpty(title)) { - // If a title and an icon is set, we want to render on same line - if (!::IsNullOrEmpty(icon)) - SameLine(); - - TextUnformatted(title); // Render title text - wasTitleRendered = true; - } else if (!::IsNullOrEmpty(defaultTitle)) { - if (!::IsNullOrEmpty(icon)) - SameLine(); - - TextUnformatted(defaultTitle); // Render default title text (ImGuiToastType_Success -> "Success", etc...) - wasTitleRendered = true; - } - - // In case ANYTHING was rendered in the top, we want to add a small padding so the text (or icon) looks centered vertically - if (wasTitleRendered && !::IsNullOrEmpty(content)) { - SetCursorPosY(GetCursorPosY() + 5.0f); // Must be a better way to do this!!!! - } - - // If a content is set - if (!::IsNullOrEmpty(content)) { - if (wasTitleRendered) { - Separator(); - } - - TextUnformatted(content); // Render content text - } - - PopTextWrapPos(); - } - - // Save height for next toasts - height += GetWindowHeight() + kNotifyPaddingMessageY; - - End(); - } -} diff --git a/source/Game/EditorNotification.hpp b/source/Game/EditorNotification.hpp deleted file mode 100644 index 3af8c2d..0000000 --- a/source/Game/EditorNotification.hpp +++ /dev/null @@ -1,81 +0,0 @@ -// Adapted from https://github.com/patrickcjk/imgui-notify -#pragma once - -#include <imgui.h> -#include <cstdint> - -enum ImGuiToastType { - ImGuiToastType_None, - ImGuiToastType_Success, - ImGuiToastType_Warning, - ImGuiToastType_Error, - ImGuiToastType_Info, - ImGuiToastType_COUNT -}; - -enum ImGuiToastPhase { - ImGuiToastPhase_FadeIn, - ImGuiToastPhase_Wait, - ImGuiToastPhase_FadeOut, - ImGuiToastPhase_Expired, - ImGuiToastPhase_COUNT -}; - -enum ImGuiToastPos { - ImGuiToastPos_TopLeft, - ImGuiToastPos_TopCenter, - ImGuiToastPos_TopRight, - ImGuiToastPos_BottomLeft, - ImGuiToastPos_BottomCenter, - ImGuiToastPos_BottomRight, - ImGuiToastPos_Center, - ImGuiToastPos_COUNT -}; - -constexpr int kNotifyMaxMsgLength = 4096; // Max message content length -constexpr float kNotifyPaddingX = 20.0f; // Bottom-left X padding -constexpr float kNotifyPaddingY = 20.0f; // Bottom-left Y padding -constexpr float kNotifyPaddingMessageY = 10.0f; // Padding Y between each message -constexpr uint64_t kNotifyFadeInOutTime = 150; // Fade in and out duration -constexpr uint64_t kNotifyDefaultDismiss = 3000; // Auto dismiss after X ms (default, applied only of no data provided in constructors) -constexpr float kNotifyOpacity = 1.0f; // 0-1 Toast opacity -constexpr ImGuiWindowFlags kNotifyToastFlags = ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoDecoration | ImGuiWindowFlags_NoInputs | ImGuiWindowFlags_NoNav | ImGuiWindowFlags_NoBringToFrontOnFocus | ImGuiWindowFlags_NoFocusOnAppearing; - -class ImGuiToast { -private: - ImGuiToastType mType = ImGuiToastType_None; - char mTitle[kNotifyMaxMsgLength] = {}; - char mContent[kNotifyMaxMsgLength] = {}; - int mDismissTime = kNotifyDefaultDismiss; - uint64_t mCreationTime = 0; - -public: - ImGuiToast(ImGuiToastType type, int dismissTime = kNotifyDefaultDismiss); - ImGuiToast(ImGuiToastType type, const char* format, ...); - ImGuiToast(ImGuiToastType type, int dismissTime, const char* format, ...); - - void SetTitle(const char* format, ...); - void SetContent(const char* format, ...); - void SetType(const ImGuiToastType& type); - - const char* GetTitle(); - const char* GetDefaultTitle(); - ImGuiToastType GetType(); - ImVec4 GetColor(); - const char* GetIcon(); - const char* GetContent(); - - uint64_t GetElapsedTime(); - ImGuiToastPhase GetPhase(); - float GetFadePercent(); - -private: - void SetTitle(const char* format, va_list args); - void SetContent(const char* format, va_list args); -}; - -namespace ImGui { -void AddNotification(ImGuiToast toast); -void RemoveNotification(int index); -void ShowNotifications(); -} // namespace ImGui diff --git a/source/Game/EditorUtils.cpp b/source/Game/EditorUtils.cpp deleted file mode 100644 index 20caef7..0000000 --- a/source/Game/EditorUtils.cpp +++ /dev/null @@ -1,447 +0,0 @@ -#include "EditorUtils.hpp" - -#define IMGUI_DEFINE_MATH_OPERATORS -#include <imgui_internal.h> - -#include <backends/imgui_impl_glfw.h> -#include <cmath> -#include <glm/gtc/quaternion.hpp> -#include <glm/gtx/quaternion.hpp> -#include <numbers> - -const char* ImGui::GetKeyNameGlfw(int key) { - return GetKeyName(ImGui_ImplGlfw_KeyToImGuiKey(key)); -} - -void ImGui::SetNextWindowSizeRelScreen(float xPercent, float yPercent, ImGuiCond cond) { - auto vs = ImGui::GetMainViewport()->Size; - ImGui::SetNextWindowSize({ vs.x * xPercent, vs.y * yPercent }, cond); -} - -void ImGui::SetNextWindowCentered(ImGuiCond cond) { - auto vs = ImGui::GetMainViewport()->Size; - ImGui::SetNextWindowPos({ vs.x / 2, vs.y / 2 }, cond, { 0.5f, 0.5f }); -} - -void ImGui::PushDisabled() { - ImGui::PushItemFlag(ImGuiItemFlags_Disabled, true); - ImGui::PushStyleVar(ImGuiStyleVar_Alpha, 0.5f * ImGui::GetStyle().Alpha); -} - -void ImGui::PopDisabled() { - ImGui::PopItemFlag(); - ImGui::PopStyleVar(); -} - -bool ImGui::Button(const char* label, bool disabled) { - return Button(label, ImVec2{}, disabled); -} - -bool ImGui::Button(const char* label, const ImVec2& sizeArg, bool disabled) { - if (disabled) PushDisabled(); - bool res = ImGui::Button(label, sizeArg); - if (disabled) PopDisabled(); - - return res; -} - -#define EDIT_RGBA_COLOR(EditorFunction, kUsesAlpha) \ - float components[4]; \ - components[0] = color->GetNormalizedRed(); \ - components[1] = color->GetNormalizedGreen(); \ - components[2] = color->GetNormalizedBlue(); \ - if constexpr (kUsesAlpha) components[3] = color->GetNormalizedAlpha(); \ - if (EditorFunction(label, components, flags)) { \ - color->r = components[0] * 255; \ - color->g = components[1] * 255; \ - color->b = components[2] * 255; \ - if constexpr (kUsesAlpha) color->a = components[3] * 255; \ - return true; \ - } else { \ - return false; \ - } - -bool ImGui::ColorEdit3(const char* label, RgbaColor* color, ImGuiColorEditFlags flags) { - EDIT_RGBA_COLOR(ColorEdit3, false); -} - -bool ImGui::ColorEdit4(const char* label, RgbaColor* color, ImGuiColorEditFlags flags) { - EDIT_RGBA_COLOR(ColorEdit4, true); -} - -bool ImGui::ColorPicker3(const char* label, RgbaColor* color, ImGuiColorEditFlags flags) { - EDIT_RGBA_COLOR(ColorPicker3, false); -} - -bool ImGui::ColorPicker4(const char* label, RgbaColor* color, ImGuiColorEditFlags flags) { - EDIT_RGBA_COLOR(ColorPicker4, true); -} - -#undef EDIT_RGBA_COLOR - -struct InputTextCallbackUserData { - std::string* str; - ImGuiInputTextCallback chainCallback; - void* chainCallbackUserData; -}; - -static int InputTextCallback(ImGuiInputTextCallbackData* data) { - auto user_data = (InputTextCallbackUserData*)data->UserData; - if (data->EventFlag == ImGuiInputTextFlags_CallbackResize) { - // Resize string callback - // If for some reason we refuse the new length (BufTextLen) and/or capacity (BufSize) we need to set them back to what we want. - auto str = user_data->str; - IM_ASSERT(data->Buf == str->c_str()); - str->resize(data->BufTextLen); - data->Buf = (char*)str->c_str(); - } else if (user_data->chainCallback) { - // Forward to user callback, if any - data->UserData = user_data->chainCallbackUserData; - return user_data->chainCallback(data); - } - return 0; -} - -bool ImGui::Splitter(bool splitVertically, float thickness, float* size1, float* size2, float minSize1, float minSize2, float splitterLongAxisSize) { - // Adapted from https://github.com/thedmd/imgui-node-editor/blob/master/examples/blueprints-example/blueprints-example.cpp - // ::Splitter - - ImGuiContext& g = *GImGui; - ImGuiWindow* window = g.CurrentWindow; - ImGuiID id = window->GetID("##Splitter"); - ImRect bb; - bb.Min = window->DC.CursorPos + (splitVertically ? ImVec2(*size1, 0.0f) : ImVec2(0.0f, *size1)); - bb.Max = bb.Min + CalcItemSize(splitVertically ? ImVec2(thickness, splitterLongAxisSize) : ImVec2(splitterLongAxisSize, thickness), 0.0f, 0.0f); - - // Adapted from ImGui::SplitterBehavior, changes: - // - Simplified unneeded logic (hover_extend and hover_visibility_delay) - // - Changed clamped delta to clamping result size1 and deriving size2 from size1, allowing automatically adapting to the latest window content region width - - auto itemFlagsBackup = g.CurrentItemFlags; - g.CurrentItemFlags |= ImGuiItemFlags_NoNav | ImGuiItemFlags_NoNavDefaultFocus; - bool itemAdd = ItemAdd(bb, id); - g.CurrentItemFlags = itemFlagsBackup; - if (!itemAdd) { - return false; - } - - bool hovered, held; - auto bbInteract = bb; - ButtonBehavior(bbInteract, id, &hovered, &held, ImGuiButtonFlags_FlattenChildren | ImGuiButtonFlags_AllowItemOverlap); - if (hovered) { - g.LastItemData.StatusFlags |= ImGuiItemStatusFlags_HoveredRect; - } // for IsItemHovered(), because bbInteract is larger than bb - if (g.ActiveId != id) { - SetItemAllowOverlap(); - } - - if (held || (hovered && g.HoveredIdPreviousFrame == id && g.HoveredIdTimer >= 0.0f)) { - SetMouseCursor((splitVertically ? ImGuiAxis_X : ImGuiAxis_Y) == ImGuiAxis_Y ? ImGuiMouseCursor_ResizeNS : ImGuiMouseCursor_ResizeEW); - } - - float contentSize = splitVertically ? window->ContentRegionRect.GetWidth() : window->ContentRegionRect.GetHeight(); - if (held) { - ImVec2 mouseDelta2D = g.IO.MousePos - g.ActiveIdClickOffset - bbInteract.Min; - float mouseDelta = ((splitVertically ? ImGuiAxis_X : ImGuiAxis_Y) == ImGuiAxis_Y) ? mouseDelta2D.y : mouseDelta2D.x; - - // Apply resize - if (mouseDelta != 0.0f) { - *size1 = ImClamp(*size1 + mouseDelta, minSize1, contentSize - minSize2 - thickness); - *size2 = contentSize - *size1 - thickness; - MarkItemEdited(id); - } - } - - ImU32 col; - if (held) { - col = GetColorU32(ImGuiCol_SeparatorActive); - } else if (hovered && g.HoveredIdTimer >= 0.0f) { - col = GetColorU32(ImGuiCol_SeparatorHovered); - } else { - col = GetColorU32(ImGuiCol_Separator); - } - window->DrawList->AddRectFilled(bb.Min, bb.Max, col, 0.0f); - - return held; -} - -void ImGui::AddUnderLine(ImColor col) { - auto min = ImGui::GetItemRectMin(); - auto max = ImGui::GetItemRectMax(); - min.y = max.y; - ImGui::GetWindowDrawList()->AddLine(min, max, col, 1.0f); -} - -void ImGui::DrawIcon(ImDrawList* drawList, const ImVec2& a, const ImVec2& b, IconType type, bool filled, ImU32 color, ImU32 innerColor) { - // Taken from https://github.com/thedmd/imgui-node-editor/blob/master/examples/blueprints-example/utilities/drawing.cpp - // ax::NodeEditor::DrawIcon - - auto rect = ImRect(a, b); - auto rect_x = rect.Min.x; - auto rect_y = rect.Min.y; - auto rect_w = rect.Max.x - rect.Min.x; - auto rect_h = rect.Max.y - rect.Min.y; - auto rect_center_x = (rect.Min.x + rect.Max.x) * 0.5f; - auto rect_center_y = (rect.Min.y + rect.Max.y) * 0.5f; - auto rect_center = ImVec2(rect_center_x, rect_center_y); - const auto outline_scale = rect_w / 24.0f; - const auto extra_segments = static_cast<int>(2 * outline_scale); // for full circle - - if (type == IconType::Flow) { - const auto origin_scale = rect_w / 24.0f; - - const auto offset_x = 1.0f * origin_scale; - const auto offset_y = 0.0f * origin_scale; - const auto margin = 2.0f * origin_scale; - const auto rounding = 0.1f * origin_scale; - const auto tip_round = 0.7f; // percentage of triangle edge (for tip) - // const auto edge_round = 0.7f; // percentage of triangle edge (for corner) - const auto canvas = ImRect( - rect.Min.x + margin + offset_x, - rect.Min.y + margin + offset_y, - rect.Max.x - margin + offset_x, - rect.Max.y - margin + offset_y); - const auto canvas_x = canvas.Min.x; - const auto canvas_y = canvas.Min.y; - const auto canvas_w = canvas.Max.x - canvas.Min.x; - const auto canvas_h = canvas.Max.y - canvas.Min.y; - - const auto left = canvas_x + canvas_w * 0.5f * 0.3f; - const auto right = canvas_x + canvas_w - canvas_w * 0.5f * 0.3f; - const auto top = canvas_y + canvas_h * 0.5f * 0.2f; - const auto bottom = canvas_y + canvas_h - canvas_h * 0.5f * 0.2f; - const auto center_y = (top + bottom) * 0.5f; - // const auto angle = AX_PI * 0.5f * 0.5f * 0.5f; - - const auto tip_top = ImVec2(canvas_x + canvas_w * 0.5f, top); - const auto tip_right = ImVec2(right, center_y); - const auto tip_bottom = ImVec2(canvas_x + canvas_w * 0.5f, bottom); - - drawList->PathLineTo(ImVec2(left, top) + ImVec2(0, rounding)); - drawList->PathBezierCubicCurveTo( - ImVec2(left, top), - ImVec2(left, top), - ImVec2(left, top) + ImVec2(rounding, 0)); - drawList->PathLineTo(tip_top); - drawList->PathLineTo(tip_top + (tip_right - tip_top) * tip_round); - drawList->PathBezierCubicCurveTo( - tip_right, - tip_right, - tip_bottom + (tip_right - tip_bottom) * tip_round); - drawList->PathLineTo(tip_bottom); - drawList->PathLineTo(ImVec2(left, bottom) + ImVec2(rounding, 0)); - drawList->PathBezierCubicCurveTo( - ImVec2(left, bottom), - ImVec2(left, bottom), - ImVec2(left, bottom) - ImVec2(0, rounding)); - - if (!filled) { - if (innerColor & 0xFF000000) { - drawList->AddConvexPolyFilled(drawList->_Path.Data, drawList->_Path.Size, innerColor); - } - - drawList->PathStroke(color, true, 2.0f * outline_scale); - } else { - drawList->PathFillConvex(color); - } - } else { - auto triangleStart = rect_center_x + 0.32f * rect_w; - - auto rect_offset = -static_cast<int>(rect_w * 0.25f * 0.25f); - - rect.Min.x += rect_offset; - rect.Max.x += rect_offset; - rect_x += rect_offset; - rect_center_x += rect_offset * 0.5f; - rect_center.x += rect_offset * 0.5f; - - if (type == IconType::Circle) { - const auto c = rect_center; - - if (!filled) { - const auto r = 0.5f * rect_w / 2.0f - 0.5f; - - if (innerColor & 0xFF000000) - drawList->AddCircleFilled(c, r, innerColor, 12 + extra_segments); - drawList->AddCircle(c, r, color, 12 + extra_segments, 2.0f * outline_scale); - } else { - drawList->AddCircleFilled(c, 0.5f * rect_w / 2.0f, color, 12 + extra_segments); - } - } - - if (type == IconType::Square) { - if (filled) { - const auto r = 0.5f * rect_w / 2.0f; - const auto p0 = rect_center - ImVec2(r, r); - const auto p1 = rect_center + ImVec2(r, r); - - drawList->AddRectFilled(p0, p1, color, 0, 15 + extra_segments); - } else { - const auto r = 0.5f * rect_w / 2.0f - 0.5f; - const auto p0 = rect_center - ImVec2(r, r); - const auto p1 = rect_center + ImVec2(r, r); - - if (innerColor & 0xFF000000) - drawList->AddRectFilled(p0, p1, innerColor, 0, 15 + extra_segments); - - drawList->AddRect(p0, p1, color, 0, 15 + extra_segments, 2.0f * outline_scale); - } - } - - if (type == IconType::Grid) { - const auto r = 0.5f * rect_w / 2.0f; - const auto w = ceilf(r / 3.0f); - - const auto baseTl = ImVec2(floorf(rect_center_x - w * 2.5f), floorf(rect_center_y - w * 2.5f)); - const auto baseBr = ImVec2(floorf(baseTl.x + w), floorf(baseTl.y + w)); - - auto tl = baseTl; - auto br = baseBr; - for (int i = 0; i < 3; ++i) { - tl.x = baseTl.x; - br.x = baseBr.x; - drawList->AddRectFilled(tl, br, color); - tl.x += w * 2; - br.x += w * 2; - if (i != 1 || filled) - drawList->AddRectFilled(tl, br, color); - tl.x += w * 2; - br.x += w * 2; - drawList->AddRectFilled(tl, br, color); - - tl.y += w * 2; - br.y += w * 2; - } - - triangleStart = br.x + w + 1.0f / 24.0f * rect_w; - } - - if (type == IconType::RoundSquare) { - if (filled) { - const auto r = 0.5f * rect_w / 2.0f; - const auto cr = r * 0.5f; - const auto p0 = rect_center - ImVec2(r, r); - const auto p1 = rect_center + ImVec2(r, r); - - drawList->AddRectFilled(p0, p1, color, cr, 15); - } else { - const auto r = 0.5f * rect_w / 2.0f - 0.5f; - const auto cr = r * 0.5f; - const auto p0 = rect_center - ImVec2(r, r); - const auto p1 = rect_center + ImVec2(r, r); - - if (innerColor & 0xFF000000) - drawList->AddRectFilled(p0, p1, innerColor, cr, 15); - - drawList->AddRect(p0, p1, color, cr, 15, 2.0f * outline_scale); - } - } else if (type == IconType::Diamond) { - if (filled) { - const auto r = 0.607f * rect_w / 2.0f; - const auto c = rect_center; - - drawList->PathLineTo(c + ImVec2(0, -r)); - drawList->PathLineTo(c + ImVec2(r, 0)); - drawList->PathLineTo(c + ImVec2(0, r)); - drawList->PathLineTo(c + ImVec2(-r, 0)); - drawList->PathFillConvex(color); - } else { - const auto r = 0.607f * rect_w / 2.0f - 0.5f; - const auto c = rect_center; - - drawList->PathLineTo(c + ImVec2(0, -r)); - drawList->PathLineTo(c + ImVec2(r, 0)); - drawList->PathLineTo(c + ImVec2(0, r)); - drawList->PathLineTo(c + ImVec2(-r, 0)); - - if (innerColor & 0xFF000000) - drawList->AddConvexPolyFilled(drawList->_Path.Data, drawList->_Path.Size, innerColor); - - drawList->PathStroke(color, true, 2.0f * outline_scale); - } - } else { - const auto triangleTip = triangleStart + rect_w * (0.45f - 0.32f); - - drawList->AddTriangleFilled( - ImVec2(ceilf(triangleTip), rect_y + rect_h * 0.5f), - ImVec2(triangleStart, rect_center_y + 0.15f * rect_h), - ImVec2(triangleStart, rect_center_y - 0.15f * rect_h), - color); - } - } -} - -void ImGui::Icon(const ImVec2& size, IconType type, bool filled, const ImVec4& color, const ImVec4& innerColor) { - // Taken from https://github.com/thedmd/imgui-node-editor/blob/master/examples/blueprints-example/utilities/widgets.cpp - // ax::NodeEditor::Icon - - if (ImGui::IsRectVisible(size)) { - auto cursorPos = ImGui::GetCursorScreenPos(); - auto drawList = ImGui::GetWindowDrawList(); - DrawIcon(drawList, cursorPos, cursorPos + size, type, filled, ImColor(color), ImColor(innerColor)); - } - - ImGui::Dummy(size); -} - -void ImGui::DrawArrow(ImDrawList* drawList, ImVec2 from, ImVec2 to, ImU32 color, float lineThickness) { - // Adapted from https://stackoverflow.com/a/6333775 - - using namespace std::numbers; - constexpr float kHeadLength = 10; - - auto angle = std::atan2(to.y - from.y, to.x - from.x); - drawList->AddLine(from, to, color, lineThickness); - drawList->AddLine(to, ImVec2(to.x - kHeadLength * std::cos(angle - pi / 6), to.y - kHeadLength * std::sin(angle - pi / 6)), color, lineThickness); - drawList->AddLine(to, ImVec2(to.x - kHeadLength * std::cos(angle + pi / 6), to.y - kHeadLength * std::sin(angle + pi / 6)), color, lineThickness); -} - -struct DialogObject { - std::string message; - std::function<void(int)> callback; -}; - -static DialogObject gConfirmationDialog{}; - -void ImGui::DialogConfirmation(std::string message, std::function<void(bool)> callback) { - gConfirmationDialog.message = std::move(message); - // TODO is converting void(bool) to void(int) fine? - gConfirmationDialog.callback = std::move(callback); -} - -void ImGui::ShowDialogs() { - if (gConfirmationDialog.callback) { - if (ImGui::BeginPopupModal("Confirmation")) { - ImGui::Text("%s", gConfirmationDialog.message.c_str()); - if (ImGui::Button("Cancel")) { - gConfirmationDialog.callback(false); - gConfirmationDialog.callback = {}; - ImGui::CloseCurrentPopup(); - } - ImGui::SameLine(); - if (ImGui::Button("Confirm")) { - gConfirmationDialog.callback(true); - gConfirmationDialog.callback = {}; - ImGui::CloseCurrentPopup(); - } - ImGui::EndPopup(); - } - } -} - -float Utils::CalcImageHeight(glm::vec2 original, int targetWidth) { - // Xorig / Yorig = Xnew / Ynew - // Ynew = Xnew * Yorig / Xorig - return targetWidth * original.y / original.x; -} - -float Utils::CalcImageWidth(glm::vec2 original, float targetHeight) { - // Xorig / Yorig = Xnew / Ynew - // Xnew = Xorig / Yorig * Ynew - return original.x / original.y * targetHeight; -} - -ImVec2 Utils::FitImage(glm::vec2 original) { - float newWidth = ImGui::GetContentRegionAvail().x; - return ImVec2(newWidth, CalcImageHeight(original, newWidth)); -} diff --git a/source/Game/EditorUtils.hpp b/source/Game/EditorUtils.hpp deleted file mode 100644 index 99c522b..0000000 --- a/source/Game/EditorUtils.hpp +++ /dev/null @@ -1,63 +0,0 @@ -#pragma once - -#include "Color.hpp" -#include "EditorGuizmo.hpp" - -#include <imgui.h> -#include <string> - -// To check whether a payload is of this type, use starts_with() -#define BRUSSEL_TAG_PREFIX_GameObject "GameObject" -#define BRUSSEL_TAG_PREFIX_Ires "Ires" - -#define BRUSSEL_TAG_Level "Level" - -namespace ImGui { - -const char* GetKeyNameGlfw(int key); - -void SetNextWindowSizeRelScreen(float xPercent, float yPercent, ImGuiCond cond = ImGuiCond_None); -void SetNextWindowCentered(ImGuiCond cond = ImGuiCond_None); - -void PushDisabled(); -void PopDisabled(); - -bool Button(const char* label, bool disabled); -bool Button(const char* label, const ImVec2& sizeArg, bool disabled); - -bool ColorEdit3(const char* label, RgbaColor* color, ImGuiColorEditFlags flags = 0); -bool ColorEdit4(const char* label, RgbaColor* color, ImGuiColorEditFlags flags = 0); -bool ColorPicker3(const char* label, RgbaColor* color, ImGuiColorEditFlags flags = 0); -bool ColorPicker4(const char* label, RgbaColor* color, ImGuiColorEditFlags flags = 0); - -bool Splitter(bool splitVertically, float thickness, float* size1, float* size2, float minSize1, float minSize2, float splitterLongAxisSize = -1.0f); - -void AddUnderLine(ImColor col); - -enum class IconType { - Flow, - Circle, - Square, - Grid, - RoundSquare, - Diamond, -}; - -void DrawIcon(ImDrawList* drawList, const ImVec2& a, const ImVec2& b, IconType type, bool filled, ImU32 color, ImU32 innerColor); -void Icon(const ImVec2& size, IconType type, bool filled, const ImVec4& color = ImVec4(1, 1, 1, 1), const ImVec4& innerColor = ImVec4(0, 0, 0, 0)); - -void DrawArrow(ImDrawList* drawList, ImVec2 from, ImVec2 to, ImU32 color, float lineThickness = 1.0f); - -// NOTE: string is copied into an internal storage -void DialogConfirmation(std::string message, std::function<void(bool)> callback); -void ShowDialogs(); - -} // namespace ImGui - -namespace Utils { - -float CalcImageHeight(glm::vec2 original, int targetWidth); -float CalcImageWidth(glm::vec2 original, float targetHeight); -ImVec2 FitImage(glm::vec2 original); - -} // namespace Utils diff --git a/source/Game/FuzzyMatch.cpp b/source/Game/FuzzyMatch.cpp deleted file mode 100644 index 0ab604d..0000000 --- a/source/Game/FuzzyMatch.cpp +++ /dev/null @@ -1,174 +0,0 @@ -// Adapted from https://github.com/forrestthewoods/lib_fts/blob/master/code/fts_fuzzy_match.h -#include "FuzzyMatch.hpp" - -#include <cctype> -#include <cstring> - -namespace FuzzyMatch { - -namespace P6503_UNITY_ID { - bool SearchRecursive(const char* pattern, const char* src, int& outScore, const char* strBegin, const uint8_t srcMatches[], uint8_t newMatches[], int maxMatches, int& nextMatch, int& recursionCount, int recursionLimit); -} // namespace P6503_UNITY_ID - -bool SearchSimple(char const* pattern, char const* haystack) { - while (*pattern != '\0' && *haystack != '\0') { - if (tolower(*pattern) == tolower(*haystack)) { - ++pattern; - } - ++haystack; - } - - return *pattern == '\0'; -} - -bool Search(char const* pattern, char const* haystack, int& outScore) { - uint8_t matches[256]; - int matchCount = 0; - return Search(pattern, haystack, outScore, matches, sizeof(matches), matchCount); -} - -bool Search(char const* pattern, char const* haystack, int& outScore, uint8_t matches[], int maxMatches, int& outMatches) { - int recursionCount = 0; - int recursionLimit = 10; - int newMatches = 0; - bool result = P6503_UNITY_ID::SearchRecursive(pattern, haystack, outScore, haystack, nullptr, matches, maxMatches, newMatches, recursionCount, recursionLimit); - outMatches = newMatches; - return result; -} - -namespace P6503_UNITY_ID { - bool SearchRecursive(const char* pattern, const char* src, int& outScore, const char* strBegin, const uint8_t srcMatches[], uint8_t newMatches[], int maxMatches, int& nextMatch, int& recursionCount, int recursionLimit) { - // Count recursions - ++recursionCount; - if (recursionCount >= recursionLimit) { - return false; - } - - // Detect end of strings - if (*pattern == '\0' || *src == '\0') { - return false; - } - - // Recursion params - bool recursiveMatch = false; - uint8_t bestRecursiveMatches[256]; - int bestRecursiveScore = 0; - - // Loop through pattern and str looking for a match - bool firstMatch = true; - while (*pattern != '\0' && *src != '\0') { - // Found match - if (tolower(*pattern) == tolower(*src)) { - // Supplied matches buffer was too short - if (nextMatch >= maxMatches) { - return false; - } - - // "Copy-on-Write" srcMatches into matches - if (firstMatch && srcMatches) { - memcpy(newMatches, srcMatches, nextMatch); - firstMatch = false; - } - - // Recursive call that "skips" this match - uint8_t recursiveMatches[256]; - int recursiveScore; - int recursiveNextMatch = nextMatch; - if (SearchRecursive(pattern, src + 1, recursiveScore, strBegin, newMatches, recursiveMatches, sizeof(recursiveMatches), recursiveNextMatch, recursionCount, recursionLimit)) { - // Pick the best recursive score - if (!recursiveMatch || recursiveScore > bestRecursiveScore) { - memcpy(bestRecursiveMatches, recursiveMatches, 256); - bestRecursiveScore = recursiveScore; - } - recursiveMatch = true; - } - - // Advance - newMatches[nextMatch++] = (uint8_t)(src - strBegin); - ++pattern; - } - ++src; - } - - // Determine if full pattern was matched - bool matched = *pattern == '\0'; - - // Calculate score - if (matched) { - const int sequentialBonus = 15; // bonus for adjacent matches - const int separatorBonus = 30; // bonus if match occurs after a separator - const int camelBonus = 30; // bonus if match is uppercase and prev is lower - const int firstLetterBonus = 15; // bonus if the first letter is matched - - const int leadingLetterPenalty = -5; // penalty applied for every letter in str before the first match - const int maxLeadingLetterPenalty = -15; // maximum penalty for leading letters - const int unmatchedLetterPenalty = -1; // penalty for every letter that doesn't matter - - // Iterate str to end - while (*src != '\0') { - ++src; - } - - // Initialize score - outScore = 100; - - // Apply leading letter penalty - int penalty = leadingLetterPenalty * newMatches[0]; - if (penalty < maxLeadingLetterPenalty) { - penalty = maxLeadingLetterPenalty; - } - outScore += penalty; - - // Apply unmatched penalty - int unmatched = (int)(src - strBegin) - nextMatch; - outScore += unmatchedLetterPenalty * unmatched; - - // Apply ordering bonuses - for (int i = 0; i < nextMatch; ++i) { - uint8_t currIdx = newMatches[i]; - - if (i > 0) { - uint8_t prevIdx = newMatches[i - 1]; - - // Sequential - if (currIdx == (prevIdx + 1)) - outScore += sequentialBonus; - } - - // Check for bonuses based on neighbor character value - if (currIdx > 0) { - // Camel case - char neighbor = strBegin[currIdx - 1]; - char curr = strBegin[currIdx]; - if (::islower(neighbor) && ::isupper(curr)) { - outScore += camelBonus; - } - - // Separator - bool neighborSeparator = neighbor == '_' || neighbor == ' '; - if (neighborSeparator) { - outScore += separatorBonus; - } - } else { - // First letter - outScore += firstLetterBonus; - } - } - } - - // Return best result - if (recursiveMatch && (!matched || bestRecursiveScore > outScore)) { - // Recursive score is better than "this" - memcpy(newMatches, bestRecursiveMatches, maxMatches); - outScore = bestRecursiveScore; - return true; - } else if (matched) { - // "this" score is better than recursive - return true; - } else { - // no match - return false; - } - } -} // namespace P6503_UNITY_ID -} // namespace FuzzyMatch diff --git a/source/Game/FuzzyMatch.hpp b/source/Game/FuzzyMatch.hpp deleted file mode 100644 index 7a26b7e..0000000 --- a/source/Game/FuzzyMatch.hpp +++ /dev/null @@ -1,10 +0,0 @@ -// Adapted from https://github.com/forrestthewoods/lib_fts/blob/master/code/fts_fuzzy_match.h -#pragma once - -#include <cstdint> - -namespace FuzzyMatch { -bool SearchSimple(char const* pattern, char const* haystack); -bool Search(char const* pattern, char const* haystack, int& outScore); -bool Search(char const* pattern, char const* haystack, int& outScore, uint8_t matches[], int maxMatches, int& outMatches); -} // namespace FuzzyMatch diff --git a/source/Game/GameObject.cpp b/source/Game/GameObject.cpp deleted file mode 100644 index 3b15111..0000000 --- a/source/Game/GameObject.cpp +++ /dev/null @@ -1,230 +0,0 @@ -#include "GameObject.hpp" - -#include "Level.hpp" -#include "Player.hpp" -#include "SceneThings.hpp" -#include "World.hpp" - -#include <Metadata.hpp> -#include <RapidJsonHelper.hpp> - -#include <rapidjson/document.h> -#include <cassert> -#include <string_view> -#include <utility> - -using namespace std::literals; - -namespace ProjectBrussel_UNITY_ID { -GameObject* CreateGameObject(GameObject::Kind kind, GameWorld* world) { - using enum Tags::GameObjectKind; - switch (kind) { - case KD_Generic: return new GameObject(world); - case KD_SimpleGeometry: return new SimpleGeometryObject(world); - case KD_Building: return new BuildingObject(world); - case KD_LevelWrapper: return new LevelWrapperObject(world); - default: break; - } - return nullptr; -} - -bool ValidateGameObjectChild(GameObject* parent, GameObject* child) { - return parent->GetWorld() == child->GetWorld(); -} -} // namespace ProjectBrussel_UNITY_ID - -void GameObject::FreeRecursive(GameObject* obj) { - if (!obj->mStopFreePropagation) { - for (auto child : obj->GetChildren()) { - FreeRecursive(obj); - } - } - delete obj; -} - -GameObject::GameObject(GameWorld* world) - : GameObject(KD_Generic, world) { -} - -GameObject::GameObject(Kind kind, GameWorld* world) - : mEditorAttachment{ nullptr } - , mWorld{ world } - , mParent{ nullptr } - , mRot(1.0f, 0.0f, 0.0f, 0.0f) - , mPos(0.0f, 0.0f, 0.0f) - , mScale(1.0f, 1.0f, 1.0f) - , mKind{ kind } { -} - -GameObject::~GameObject() { - RemoveAllChildren(); - if (mParent) { - mParent->RemoveChild(this); - // NOTE: from this point on, mParent will be nullptr - } -} - -GameObject::Kind GameObject::GetKind() const { - return mKind; -} - -GameWorld* GameObject::GetWorld() const { - return mWorld; -} - -GameObject* GameObject::GetParent() const { - return mParent; -} - -const PodVector<GameObject*>& GameObject::GetChildren() const { - return mChildren; -} - -void GameObject::AddChild(GameObject* child) { - using namespace ProjectBrussel_UNITY_ID; - - if (child->mParent) { - return; - } - if (!ValidateGameObjectChild(this, child)) { - return; - } - - mChildren.push_back(child); - child->SetParent(this); -} - -GameObject* GameObject::RemoveChild(int index) { - if (index < 0 || index >= mChildren.size()) { - return nullptr; - } - - auto it = mChildren.begin() + index; - auto child = *it; - - // cancelUpdate(ret); - - std::swap(*it, mChildren.back()); - mChildren.pop_back(); - child->SetParent(nullptr); - return child; -} - -GameObject* GameObject::RemoveChild(GameObject* child) { - if (child) { - for (auto it = mChildren.begin(); it != mChildren.end(); ++it) { - if (*it == child) { - // cancelUpdate(child); - - std::swap(*it, mChildren.back()); - mChildren.pop_back(); - child->SetParent(nullptr); - return child; - } - } - } - return nullptr; -} - -void GameObject::RemoveSelfFromParent() { - if (mParent) { - mParent->RemoveChild(this); - } -} - -PodVector<GameObject*> GameObject::RemoveAllChildren() { - for (auto& child : mChildren) { - child->SetParent(nullptr); - } - - auto result = std::move(mChildren); - // Moving from STL object leaves it in a valid but _unspecified_ state, call std::vector::clear() to guarantee it's empty - // NOTE: even though we have the source code of PodVector<T>, we still do this to follow convention - mChildren.clear(); - return result; -} - -const glm::vec3& GameObject::GetPos() const { - return mPos; -} - -void GameObject::SetPos(const glm::vec3& pos) { - mPos = pos; -} - -const glm::quat& GameObject::GetRotation() const { - return mRot; -} - -void GameObject::SetRotation(const glm::quat& rotation) { - mRot = rotation; -} - -const glm::vec3& GameObject::GetScale() const { - return mScale; -} - -void GameObject::SetScale(const glm::vec3& scale) { - mScale = scale; -} - -std::span<const RenderObject> GameObject::GetRenderObjects() const { - return {}; -} - -void GameObject::OnInitialized() { -} - -void GameObject::Awaken() { -} - -void GameObject::Resleep() { -} - -void GameObject::Update() { -} - -rapidjson::Value GameObject::Serialize(GameObject* obj, rapidjson::Document& root) { - rapidjson::Value result(rapidjson::kObjectType); - - result.AddMember("Type", rapidjson::StringRef(Metadata::EnumToString(obj->GetKind())), root.GetAllocator()); - - rapidjson::Value rvValue(rapidjson::kObjectType); - obj->WriteSaveFormat(rvValue, root); - result.AddMember("Value", rvValue, root.GetAllocator()); - - return result; -} - -std::unique_ptr<GameObject> GameObject::Deserialize(const rapidjson::Value& value, GameWorld* world) { - using namespace ProjectBrussel_UNITY_ID; - - auto rvType = rapidjson::GetProperty(value, rapidjson::kStringType, "Type"sv); - if (!rvType) return nullptr; - - auto rvValue = rapidjson::GetProperty(value, rapidjson::kObjectType, "Value"sv); - if (!rvValue) return nullptr; - - auto kind = Metadata::EnumFromString<Kind>(rapidjson::AsStringView(*rvType)); - assert(kind.has_value()); - auto obj = std::unique_ptr<GameObject>(CreateGameObject(kind.value(), world)); - if (!obj) return nullptr; - obj->ReadSaveFormat(*rvValue); - - return obj; -} - -void GameObject::ReadSaveFormat(const rapidjson::Value& value) { -} - -void GameObject::WriteSaveFormat(rapidjson::Value& value, rapidjson::Document& root) { -} - -void GameObject::SetParent(GameObject* parent) { - if (mParent != parent) { - mParent = parent; - // needUpdate(); - } -} - -#include <generated/GameObject.gs.inl> diff --git a/source/Game/GameObject.hpp b/source/Game/GameObject.hpp deleted file mode 100644 index f975803..0000000 --- a/source/Game/GameObject.hpp +++ /dev/null @@ -1,102 +0,0 @@ -#pragma once - -#include "EditorAttachment.hpp" -#include "Material.hpp" -#include "Renderer.hpp" -#include "VertexIndex.hpp" - -#include <MacrosCodegen.hpp> -#include <PodVector.hpp> - -#include <rapidjson/fwd.h> -#include <glm/glm.hpp> -#include <glm/gtc/quaternion.hpp> -#include <span> -#include <vector> - -namespace Tags { -enum class GameObjectKind { - KD_Generic, - KD_Player, - KD_SimpleGeometry, - KD_Building, - KD_LevelWrapper, - KD_COUNT, -}; -BRUSSEL_ENUM(GameObjectKind, ToString FromString ExcludeHeuristics); -} // namespace Tags - -class GameWorld; -class GameObject { -public: - using Kind = Tags::GameObjectKind; - using enum Tags::GameObjectKind; - -private: - std::unique_ptr<EditorAttachment> mEditorAttachment; - GameWorld* mWorld; - GameObject* mParent; - PodVector<GameObject*> mChildren; - glm::quat mRot; - glm::vec3 mPos; - glm::vec3 mScale; - Kind mKind; - -protected: - bool mStopFreePropagation : 1 = false; - -public: - static void FreeRecursive(GameObject* object); - - // TODO allow moving between worlds - GameObject(GameWorld* world); - GameObject(Kind kind, GameWorld* world); - virtual ~GameObject(); - - GameObject(const GameObject&) = delete; - GameObject& operator=(const GameObject&) = delete; - GameObject(GameObject&&) = default; - GameObject& operator=(GameObject&&) = default; - - Kind GetKind() const; - - GameWorld* GetWorld() const; - GameObject* GetParent() const; - const PodVector<GameObject*>& GetChildren() const; - void AddChild(GameObject* child); - GameObject* RemoveChild(int index); - GameObject* RemoveChild(GameObject* child); - void RemoveSelfFromParent(); - PodVector<GameObject*> RemoveAllChildren(); - - EditorAttachment* GetEditorAttachment() const { return mEditorAttachment.get(); } - void SetEditorAttachment(EditorAttachment* attachment) { mEditorAttachment.reset(attachment); } - - const glm::vec3& GetPos() const; - void SetPos(const glm::vec3& pos); - - const glm::quat& GetRotation() const; - void SetRotation(const glm::quat& rotation); - - const glm::vec3& GetScale() const; - void SetScale(const glm::vec3& scale); - - // Visuals - virtual std::span<const RenderObject> GetRenderObjects() const; - - // Lifetime hooks - virtual void OnInitialized(); - virtual void Awaken(); - virtual void Resleep(); - virtual void Update(); - - static rapidjson::Value Serialize(GameObject* obj, rapidjson::Document& root); - static std::unique_ptr<GameObject> Deserialize(const rapidjson::Value& value, GameWorld* world); - virtual void ReadSaveFormat(const rapidjson::Value& value); - virtual void WriteSaveFormat(rapidjson::Value& value, rapidjson::Document& root); - -protected: - void SetParent(GameObject* parent); -}; - -#include <generated/GameObject.gh.inl> diff --git a/source/Game/GraphicsTags.cpp b/source/Game/GraphicsTags.cpp deleted file mode 100644 index eb9a079..0000000 --- a/source/Game/GraphicsTags.cpp +++ /dev/null @@ -1,273 +0,0 @@ -#include "GraphicsTags.hpp" - -#include <robin_hood.h> -#include <cstddef> -#include <cstdint> - -using namespace std::literals; - -int Tags::SizeOf(VertexElementType type) { - switch (type) { - case VET_Float1: - return sizeof(float); - case VET_Float2: - return sizeof(float) * 2; - case VET_Float3: - return sizeof(float) * 3; - case VET_Float4: - return sizeof(float) * 4; - case VET_Double1: - return sizeof(double); - case VET_Double2: - return sizeof(double) * 2; - case VET_Double3: - return sizeof(double) * 3; - case VET_Double4: - return sizeof(double) * 4; - case VET_Short2: - case VET_Short2Norm: - case VET_Ushort2: - case VET_Ushort2Norm: - return sizeof(short) * 2; - case VET_Short4: - case VET_Short4Norm: - case VET_Ushort4: - case VET_Ushort4Norm: - return sizeof(short) * 4; - case VET_Int1: - case VET_Uint1: - return sizeof(int); - case VET_Int2: - case VET_Uint2: - return sizeof(int) * 2; - case VET_Int3: - case VET_Uint3: - return sizeof(int) * 3; - case VET_Int4: - case VET_Uint4: - return sizeof(int) * 4; - case VET_Byte4: - case VET_Byte4Norm: - case VET_Ubyte4: - case VET_Ubyte4Norm: - return sizeof(char) * 4; - } - return 0; -} - -int Tags::VectorLenOf(VertexElementType type) { - switch (type) { - case VET_Float1: - case VET_Double1: - case VET_Int1: - case VET_Uint1: - return 1; - case VET_Float2: - case VET_Double2: - case VET_Short2: - case VET_Short2Norm: - case VET_Ushort2: - case VET_Ushort2Norm: - case VET_Int2: - case VET_Uint2: - return 2; - case VET_Float3: - case VET_Double3: - case VET_Int3: - case VET_Uint3: - return 3; - case VET_Float4: - case VET_Double4: - case VET_Short4: - case VET_Short4Norm: - case VET_Ushort4: - case VET_Ushort4Norm: - case VET_Int4: - case VET_Uint4: - case VET_Byte4: - case VET_Byte4Norm: - case VET_Ubyte4: - case VET_Ubyte4Norm: - return 4; - } - return 0; -} - -GLenum Tags::FindGLType(VertexElementType type) { - switch (type) { - case VET_Float1: - case VET_Float2: - case VET_Float3: - case VET_Float4: - return GL_FLOAT; - case VET_Double1: - case VET_Double2: - case VET_Double3: - case VET_Double4: - return GL_DOUBLE; - case VET_Short2: - case VET_Short2Norm: - case VET_Short4: - case VET_Short4Norm: - return GL_SHORT; - case VET_Ushort2: - case VET_Ushort2Norm: - case VET_Ushort4: - case VET_Ushort4Norm: - return GL_UNSIGNED_SHORT; - case VET_Int1: - case VET_Int2: - case VET_Int3: - case VET_Int4: - return GL_INT; - case VET_Uint1: - case VET_Uint2: - case VET_Uint3: - case VET_Uint4: - return GL_UNSIGNED_INT; - case VET_Byte4: - case VET_Byte4Norm: - return GL_BYTE; - case VET_Ubyte4: - case VET_Ubyte4Norm: - return GL_UNSIGNED_BYTE; - } - return 0; -} - -bool Tags::IsNormalized(VertexElementType type) { - return type >= VET_NORM_BEGIN && type <= VET_NORM_END; -} - -int Tags::SizeOf(IndexType type) { - switch (type) { - case IT_16Bit: return sizeof(uint16_t); - case IT_32Bit: return sizeof(uint32_t); - } - return 0; -} - -GLenum Tags::FindGLType(IndexType type) { - switch (type) { - case IT_16Bit: return GL_UNSIGNED_SHORT; - case IT_32Bit: return GL_UNSIGNED_BYTE; - } - return GL_NONE; -} - -namespace ProjectBrussel_UNITY_ID { -struct GLTypeInfo { - robin_hood::unordered_flat_map<GLenum, std::string_view> enum2Name; - robin_hood::unordered_flat_map<std::string_view, GLenum> name2Enum; - - GLTypeInfo() { - InsertEntry("float"sv, GL_FLOAT); - InsertEntry("double"sv, GL_DOUBLE); - InsertEntry("int"sv, GL_INT); - InsertEntry("uint"sv, GL_UNSIGNED_INT); - InsertEntry("bool"sv, GL_BOOL); - - InsertEntry("vec2"sv, GL_FLOAT_VEC2); - InsertEntry("vec3"sv, GL_FLOAT_VEC3); - InsertEntry("vec4"sv, GL_FLOAT_VEC4); - InsertEntry("dvec2"sv, GL_DOUBLE_VEC2); - InsertEntry("dvec3"sv, GL_DOUBLE_VEC3); - InsertEntry("dvec4"sv, GL_DOUBLE_VEC4); - InsertEntry("ivec2"sv, GL_INT_VEC2); - InsertEntry("ivec3"sv, GL_INT_VEC3); - InsertEntry("ivec4"sv, GL_INT_VEC4); - InsertEntry("uvec2"sv, GL_UNSIGNED_INT_VEC2); - InsertEntry("uvec3"sv, GL_UNSIGNED_INT_VEC3); - InsertEntry("uvec4"sv, GL_UNSIGNED_INT_VEC4); - InsertEntry("bvec2"sv, GL_BOOL_VEC2); - InsertEntry("bvec3"sv, GL_BOOL_VEC3); - InsertEntry("bvec4"sv, GL_BOOL_VEC4); - - InsertEntry("mat2"sv, GL_FLOAT_MAT2); - InsertEntry("mat3"sv, GL_FLOAT_MAT3); - InsertEntry("mat4"sv, GL_FLOAT_MAT4); - InsertEntry("mat2x3"sv, GL_FLOAT_MAT2x3); - InsertEntry("mat2x4"sv, GL_FLOAT_MAT2x4); - InsertEntry("mat3x2"sv, GL_FLOAT_MAT3x2); - InsertEntry("mat3x4"sv, GL_FLOAT_MAT3x4); - InsertEntry("mat4x2"sv, GL_FLOAT_MAT4x2); - InsertEntry("mat4x3"sv, GL_FLOAT_MAT4x3); - - InsertEntry("dmat2"sv, GL_DOUBLE_MAT2); - InsertEntry("dmat3"sv, GL_DOUBLE_MAT3); - InsertEntry("dmat4"sv, GL_DOUBLE_MAT4); - InsertEntry("dmat2x3"sv, GL_DOUBLE_MAT2x3); - InsertEntry("dmat2x4"sv, GL_DOUBLE_MAT2x4); - InsertEntry("dmat3x2"sv, GL_DOUBLE_MAT3x2); - InsertEntry("dmat3x4"sv, GL_DOUBLE_MAT3x4); - InsertEntry("dmat4x2"sv, GL_DOUBLE_MAT4x2); - InsertEntry("dmat4x3"sv, GL_DOUBLE_MAT4x3); - - InsertEntry("sampler1D"sv, GL_SAMPLER_1D); - InsertEntry("sampler2D"sv, GL_SAMPLER_2D); - InsertEntry("sampler3D"sv, GL_SAMPLER_3D); - InsertEntry("samplerCube"sv, GL_SAMPLER_CUBE); - InsertEntry("sampler1DShadow"sv, GL_SAMPLER_1D_SHADOW); - InsertEntry("sampler2DShadow"sv, GL_SAMPLER_2D_SHADOW); - InsertEntry("sampler1DArray"sv, GL_SAMPLER_1D_ARRAY); - InsertEntry("sampler2DArray"sv, GL_SAMPLER_2D_ARRAY); - InsertEntry("sampler1DArrayShadow"sv, GL_SAMPLER_1D_ARRAY_SHADOW); - InsertEntry("sampler2DArrayShadow"sv, GL_SAMPLER_2D_ARRAY_SHADOW); - InsertEntry("sampler2DMultisample"sv, GL_SAMPLER_2D_MULTISAMPLE); - InsertEntry("sampler2DMultisampleArray"sv, GL_SAMPLER_2D_MULTISAMPLE_ARRAY); - InsertEntry("samplerCubeShadow"sv, GL_SAMPLER_CUBE_SHADOW); - InsertEntry("samplerBuffer"sv, GL_SAMPLER_BUFFER); - InsertEntry("sampler2DRect"sv, GL_SAMPLER_2D_RECT); - InsertEntry("sampler2DRectShadow"sv, GL_SAMPLER_2D_RECT_SHADOW); - - InsertEntry("isampler1D"sv, GL_INT_SAMPLER_1D); - InsertEntry("isampler2D"sv, GL_INT_SAMPLER_2D); - InsertEntry("isampler3D"sv, GL_INT_SAMPLER_3D); - InsertEntry("isamplerCube"sv, GL_INT_SAMPLER_CUBE); - InsertEntry("isampler1DArray"sv, GL_INT_SAMPLER_1D_ARRAY); - InsertEntry("isampler2DArray"sv, GL_INT_SAMPLER_2D_ARRAY); - InsertEntry("isampler2DMultisample"sv, GL_INT_SAMPLER_2D_MULTISAMPLE); - InsertEntry("isampler2DMultisampleArray"sv, GL_INT_SAMPLER_2D_MULTISAMPLE_ARRAY); - InsertEntry("isamplerBuffer"sv, GL_INT_SAMPLER_BUFFER); - InsertEntry("isampler2DRect"sv, GL_INT_SAMPLER_2D_RECT); - - InsertEntry("usampler1D"sv, GL_UNSIGNED_INT_SAMPLER_1D); - InsertEntry("usampler2D"sv, GL_UNSIGNED_INT_SAMPLER_2D); - InsertEntry("usampler3D"sv, GL_UNSIGNED_INT_SAMPLER_3D); - InsertEntry("usamplerCube"sv, GL_UNSIGNED_INT_SAMPLER_CUBE); - InsertEntry("usampler1DArray"sv, GL_UNSIGNED_INT_SAMPLER_1D_ARRAY); - InsertEntry("usampler2DArray"sv, GL_UNSIGNED_INT_SAMPLER_2D_ARRAY); - InsertEntry("usampler2DMultisample"sv, GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE); - InsertEntry("usampler2DMultisampleArray"sv, GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE_ARRAY); - InsertEntry("usamplerBuffer"sv, GL_UNSIGNED_INT_SAMPLER_BUFFER); - InsertEntry("usampler2DRect"sv, GL_UNSIGNED_INT_SAMPLER_2D_RECT); - } - - void InsertEntry(std::string_view name, GLenum value) { - enum2Name.try_emplace(value, name); - name2Enum.try_emplace(name, value); - } -} const kGLTypeInfo; -} // namespace ProjectBrussel_UNITY_ID - -std::string_view Tags::GLTypeToString(GLenum value) { - using namespace ProjectBrussel_UNITY_ID; - auto iter = kGLTypeInfo.enum2Name.find(value); - if (iter != kGLTypeInfo.enum2Name.end()) { - return iter->second; - } else { - return std::string_view(); - } -} - -GLenum Tags::GLTypeFromString(std::string_view name) { - using namespace ProjectBrussel_UNITY_ID; - auto iter = kGLTypeInfo.name2Enum.find(name); - if (iter != kGLTypeInfo.name2Enum.end()) { - return iter->second; - } else { - return GL_NONE; - } -} - -#include <generated/GraphicsTags.gs.inl> diff --git a/source/Game/GraphicsTags.hpp b/source/Game/GraphicsTags.hpp deleted file mode 100644 index cdf79eb..0000000 --- a/source/Game/GraphicsTags.hpp +++ /dev/null @@ -1,102 +0,0 @@ -#pragma once - -#include <MacrosCodegen.hpp> - -#include <glad/glad.h> -#include <limits> -#include <string> -#include <string_view> - -namespace Tags { -/// Vertex element semantics, used to identify the meaning of vertex buffer contents -enum VertexElementSemantic { - /// Position, typically VET_Float3 - VES_Position, - /// Blending weights - VES_BlendWeights, - /// Blending indices - VES_BlendIndices, - /// Normal, typically VET_Float3 - VES_Normal, - /// Colour, typically VET_Ubyte4 - VES_Color1, - VES_Color2, - VES_Color3, - /// Texture coordinates, typically VET_Float2 - VES_TexCoords1, - VES_TexCoords2, - VES_TexCoords3, - /// Binormal (Y axis if normal is Z) - VES_Binormal, - /// Tangent (X axis if normal is Z) - VES_Tangent, - /// Default semantic - VES_Generic, - VES_COUNT, -}; -BRUSSEL_ENUM(VertexElementSemantic, ToString FromString ExcludeHeuristics); - -enum VertexElementType { - VET_Float1, - VET_Float2, - VET_Float3, - VET_Float4, - - VET_Short2, - VET_Short4, - VET_Ubyte4, - - // the following are not universally supported on all hardware: - VET_Double1, - VET_Double2, - VET_Double3, - VET_Double4, - VET_Ushort2, - VET_Ushort4, - VET_Int1, - VET_Int2, - VET_Int3, - VET_Int4, - VET_Uint1, - VET_Uint2, - VET_Uint3, - VET_Uint4, - VET_Byte4, /// signed bytes - - VET_Byte4Norm, /// signed bytes (normalized to -1..1) - VET_Ubyte4Norm, /// unsigned bytes (normalized to 0..1) - VET_Short2Norm, /// signed shorts (normalized to -1..1) - VET_Short4Norm, - VET_Ushort2Norm, /// unsigned shorts (normalized to 0..1) - VET_Ushort4Norm, -}; -constexpr auto VET_NORM_BEGIN = VET_Byte4Norm; -constexpr auto VET_NORM_END = VET_Ushort4Norm; -BRUSSEL_ENUM(VertexElementType, ToString FromString ExcludeHeuristics); - -int SizeOf(VertexElementType type); -int VectorLenOf(VertexElementType type); -GLenum FindGLType(VertexElementType type); -bool IsNormalized(VertexElementType type); - -enum IndexType { - IT_16Bit, - IT_32Bit, -}; - -int SizeOf(IndexType type); -GLenum FindGLType(IndexType type); - -enum TexFilter { - TF_Linear, - TF_Nearest, -}; -BRUSSEL_ENUM(TexFilter, ToString FromString ExcludeHeuristics); - -std::string_view GLTypeToString(GLenum); -GLenum GLTypeFromString(std::string_view name); - -constexpr auto kInvalidLocation = std::numeric_limits<GLuint>::max(); -} // namespace Tags - -#include <generated/GraphicsTags.gh.inl> diff --git a/source/Game/Image.cpp b/source/Game/Image.cpp deleted file mode 100644 index 3673acc..0000000 --- a/source/Game/Image.cpp +++ /dev/null @@ -1,101 +0,0 @@ -#include "Image.hpp" - -#include <stb_image.h> -#include <stb_rect_pack.h> -#include <cstring> - -Image::Image() - : mSize{} - , mChannels{ 0 } { -} - -bool Image::InitFromImageFile(const char* filePath, int desiredChannels) { - // Dimensions of the image in - int width, height; - // Number of channels that the image has, we'll get `desiredChannels` channels in our output (if it's non-0, which is the default argument) - int channels; - - // NOTE: don't free, the data is passed to std::unique_ptr - auto result = (uint8_t*)stbi_load(filePath, &width, &height, &channels, desiredChannels); - if (!result) { - return false; - } - - mData.reset(result); - mSize = { width, height }; - mChannels = desiredChannels == 0 ? channels : desiredChannels; - return true; -} - -bool Image::InitFromImageData(std::span<uint8_t> data, int desiredChannels) { - int width, height; - int channels; - - // NOTE: don't free, the data is passed to std::unique_ptr - auto result = (uint8_t*)stbi_load_from_memory(data.data(), data.size(), &width, &height, &channels, desiredChannels); - if (!result) { - return false; - } - - mData.reset(result); - mSize = { width, height }; - mChannels = desiredChannels == 0 ? channels : desiredChannels; - return true; -} - -bool Image::InitFromPixels(std::span<uint8_t> pixels, glm::ivec2 dimensions, int channels) { - mData = std::make_unique<uint8_t[]>(pixels.size()); - std::memcpy(mData.get(), pixels.data(), pixels.size()); - mSize = dimensions; - mChannels = channels; - return true; -} - -bool Image::InitFromPixels(std::unique_ptr<uint8_t[]> pixels, glm::ivec2 dimensions, int channels) { - mData = std::move(pixels); - mSize = dimensions; - mChannels = channels; - return true; -} - -RgbaColor Image::GetPixel(int x, int y) const { - size_t offset = (y * mSize.x + x) * mChannels; - RgbaColor color; - color.r = mData.get()[offset + 0]; - color.g = mData.get()[offset + 1]; - color.b = mData.get()[offset + 2]; - color.a = mData.get()[offset + 3]; - return color; -} - -void Image::SetPixel(int x, int y, RgbaColor color) { - size_t offset = (y * mSize.x + x) * mChannels; - mData.get()[offset + 0] = color.r; - mData.get()[offset + 1] = color.g; - mData.get()[offset + 2] = color.b; - mData.get()[offset + 3] = color.a; -} - -uint8_t* Image::GetDataPtr() const { - return mData.get(); -} - -size_t Image::GetDataLength() const { - return mSize.x * mSize.y * mChannels * sizeof(uint8_t); -} - -std::span<uint8_t> Image::GetData() const { - return { mData.get(), GetDataLength() }; -} - -glm::ivec2 Image::GetSize() const { - return mSize; -} - -int Image::GetChannels() const { - return mChannels; -} - -bool Image::IsEmpty() const { - return mSize.x == 0 || mSize.y == 0; -} diff --git a/source/Game/Image.hpp b/source/Game/Image.hpp deleted file mode 100644 index c577c24..0000000 --- a/source/Game/Image.hpp +++ /dev/null @@ -1,38 +0,0 @@ -#pragma once - -#include "Color.hpp" -#include "RcPtr.hpp" - -#include <cstdint> -#include <glm/glm.hpp> -#include <memory> -#include <span> - -/// Image is a 2d array of pixels, stored as a continuous array in memory, with the first pixel -/// being the top-left pixel. If a vertically flipped image data is needed, load using stb_image -/// yourself, or flip the data here. -class Image : public RefCounted { -private: - std::unique_ptr<uint8_t[]> mData; - glm::ivec2 mSize; - int mChannels; - -public: - Image(); - - bool InitFromImageFile(const char* filePath, int desiredChannels = 0); - bool InitFromImageData(std::span<uint8_t> data, int desiredChannels = 0); - bool InitFromPixels(std::span<uint8_t> pixels, glm::ivec2 dimensions, int channels); - bool InitFromPixels(std::unique_ptr<uint8_t[]> pixels, glm::ivec2 dimensions, int channels); - - /// Get the pixel at the given location. - RgbaColor GetPixel(int x, int y) const; - void SetPixel(int x, int y, RgbaColor color); - - uint8_t* GetDataPtr() const; - size_t GetDataLength() const; - std::span<uint8_t> GetData() const; - glm::ivec2 GetSize() const; - int GetChannels() const; - bool IsEmpty() const; -}; diff --git a/source/Game/Ires.cpp b/source/Game/Ires.cpp deleted file mode 100644 index bfa4cdf..0000000 --- a/source/Game/Ires.cpp +++ /dev/null @@ -1,409 +0,0 @@ -#include "Ires.hpp" - -#include "AppConfig.hpp" -#include "EditorCore.hpp" -#include "EditorUtils.hpp" -#include "Material.hpp" -#include "Shader.hpp" -#include "Sprite.hpp" -#include "Texture.hpp" - -#include <Macros.hpp> -#include <Metadata.hpp> -#include <RapidJsonHelper.hpp> -#include <ScopeGuard.hpp> -#include <Utils.hpp> - -#include <imgui.h> -#include <misc/cpp/imgui_stdlib.h> -#include <rapidjson/document.h> -#include <rapidjson/filereadstream.h> -#include <rapidjson/filewritestream.h> -#include <rapidjson/prettywriter.h> -#include <rapidjson/writer.h> -#include <algorithm> -#include <cassert> - -namespace fs = std::filesystem; -using namespace std::literals; - -IresObject::IresObject(Kind kind) - : mKind{ kind } { -} - -std::unique_ptr<IresObject> IresObject::Create(Kind kind) { - switch (kind) { - case KD_Texture: return std::make_unique<IresTexture>(); - case KD_Shader: return std::make_unique<IresShader>(); - case KD_Material: return std::make_unique<IresMaterial>(); - case KD_SpriteFiles: return std::make_unique<IresSpriteFiles>(); - case KD_Spritesheet: return std::make_unique<IresSpritesheet>(); - case KD_COUNT: break; - } - return nullptr; -} - -bool IresObject::IsAnnoymous() const { - return mName.empty(); -} - -void IresObject::SetName(std::string name) { - if (mMan) { - mMan->Rename(this, std::move(name)); - } else { - mName = std::move(name); - } -} - -void IresObject::ShowNameSafe(IresObject* ires) { - if (ires) { - ires->ShowName(); - } else { - ShowNameNull(); - } -} - -void IresObject::ShowNameNull() { - ImGui::Text("<null>"); -} - -void IresObject::ShowName() const { - if (IsAnnoymous()) { - ImGui::Text("<annoymous %p>", (void*)this); - } else { - ImGui::Text("%s", mName.c_str()); - } -} - -void IresObject::ShowReferenceSafe(IEditor& editor, IresObject* ires) { - if (ires) { - ires->ShowReference(editor); - } else { - ShowReferenceNull(editor); - } -} - -void IresObject::ShowReferenceNull(IEditor& editor) { - ImGui::PushStyleColor(ImGuiCol_Text, ImGui::GetStyle().Colors[ImGuiCol_ButtonHovered]); - ImGui::Text("<null>"); - ImGui::PopStyleColor(); - ImGui::AddUnderLine(ImGui::GetStyle().Colors[ImGuiCol_Button]); -} - -void IresObject::ShowReference(IEditor& editor) { - ImGui::PushStyleColor(ImGuiCol_Text, ImGui::GetStyle().Colors[ImGuiCol_ButtonHovered]); - if (IsAnnoymous()) { - ImGui::Text("<annoymous %p>", (void*)this); - } else { - ImGui::Text("%s", mName.c_str()); - } - ImGui::PopStyleColor(); - if (ImGui::IsItemHovered()) { - if (ImGui::IsMouseClicked(ImGuiMouseButton_Left)) { - editor.GetInspector().SelectTarget(IEditorInspector::ITT_Ires, this); - } - ImGui::AddUnderLine(ImGui::GetStyle().Colors[ImGuiCol_ButtonHovered]); - } else { - ImGui::AddUnderLine(ImGui::GetStyle().Colors[ImGuiCol_Button]); - } -} - -void IresObject::ShowEditor(IEditor& editor) { - ImGui::Text("%.*s", PRINTF_STRING_VIEW(Metadata::EnumToString(mKind))); - - bool isAnnoymous = mName.empty(); - if (isAnnoymous) { - ImGui::Text("Name: <annoymous: %p>", (void*)this); - } else { - ImGui::Text("Name: %s", mName.c_str()); - } - - if (mUid.IsNull()) { - ImGui::TextUnformatted("Uid: <none>"); - } else { - ImGui::Text("Uid: %lx-%lx", mUid.upper, mUid.lower); - } -} - -void IresObject::WriteFull(IresWritingContext& ctx, IresObject* ires, rapidjson::Value& value, rapidjson::Document& root) { - rapidjson::Value rvIres(rapidjson::kObjectType); - ires->Write(ctx, rvIres, root); - - value.AddMember("Type", rapidjson::StringRef(Metadata::EnumToString(ires->GetKind())), root.GetAllocator()); - value.AddMember("Uid", ires->mUid.Write(root), root.GetAllocator()); - value.AddMember("Value", rvIres, root.GetAllocator()); -} - -std::unique_ptr<IresObject> IresObject::ReadFull(IresLoadingContext& ctx, const rapidjson::Value& value) { - auto ires = ReadBasic(value); - if (!ires) { - return nullptr; - } - - if (!ReadPartial(ctx, ires.get(), value)) { - return nullptr; - } - - return ires; -} - -std::unique_ptr<IresObject> IresObject::ReadBasic(const rapidjson::Value& value) { - auto rvType = rapidjson::GetProperty(value, rapidjson::kStringType, "Type"sv); - if (!rvType) return nullptr; - auto kind = Metadata::EnumFromString<Kind>(rapidjson::AsStringView(*rvType)); - assert(kind.has_value()); - auto ires = Create(kind.value()); - if (!ires) return nullptr; - - auto rvUid = rapidjson::GetProperty(value, rapidjson::kArrayType, "Uid"sv); - if (!rvUid) return nullptr; - ires->mUid.Read(*rvUid); - - return ires; -} - -bool IresObject::ReadPartial(IresLoadingContext& ctx, IresObject* ires, const rapidjson::Value& value) { - auto rvValue = rapidjson::GetProperty(value, "Value"sv); - if (!rvValue) return false; - ires->Read(ctx, *rvValue); - return true; -} - -void IresObject::Write(IresWritingContext& ctx, rapidjson::Value& value, rapidjson::Document& root) const { -} - -void IresObject::Read(IresLoadingContext& ctx, const rapidjson::Value& value) { -} - -void IresManager::DiscoverFilesDesignatedLocation() { - auto path = AppConfig::assetDirPath / "Ires"; - DiscoverFiles(path); -} - -void IresManager::DiscoverFiles(const fs::path& dir) { - struct LoadCandidate { - fs::path path; - rapidjson::Document data; - RcPtr<IresObject> ires; - }; - - class IresLoadTimeContext final : public IresLoadingContext { - public: - // NOTE: pointer stability required - robin_hood::unordered_node_map<Uid, LoadCandidate> candidates; - std::vector<std::vector<LoadCandidate*>> candidatesByKind; - - IresLoadTimeContext() { - candidatesByKind.resize((int)IresObject::KD_COUNT); - } - - std::vector<LoadCandidate*>& GetByKind(IresObject::Kind kind) { - int i = static_cast<int>(kind); - return candidatesByKind[i]; - } - - virtual IresObject* FindIres(const Uid& uid) const override { - auto iter = candidates.find(uid); - if (iter != candidates.end()) { - auto& cand = iter->second; - return cand.ires.Get(); - } else { - return nullptr; - } - } - } ctx; - - for (auto& item : fs::directory_iterator(dir)) { - if (!item.is_regular_file()) { - continue; - } - if (item.path().extension() != ".json") { - continue; - } - - auto file = Utils::OpenCstdioFile(item.path(), Utils::Read); - if (!file) { - fprintf(stderr, "Ires file [" PLATFORM_PATH_STR "] Failed to open file.", item.path().c_str()); - continue; - } - DEFER { fclose(file); }; - - char readerBuffer[65536]; - rapidjson::FileReadStream stream(file, readerBuffer, sizeof(readerBuffer)); - - rapidjson::Document root; - root.ParseStream(stream); - - auto ires = IresObject::ReadBasic(root); - if (!ires) { - fprintf(stderr, "Ires file: [" PLATFORM_PATH_STR "] Failed to parse header.", item.path().c_str()); - continue; - } - - // Load name from filename - ires->mName = item.path().filename().replace_extension().string(); - auto& iresName = ires->mName; - - // Load uid should be handled by IresObject::ReadBasic - assert(!ires->mUid.IsNull()); - auto iresUid = ires->GetUid(); - - auto iresKind = ires->GetKind(); - - auto&& [iter, DISCARD] = ctx.candidates.try_emplace( - iresUid, - LoadCandidate{ - .path = item.path(), - .data = std::move(root), - .ires = RcPtr(ires.release()), - }); - auto& cand = iter->second; - - ctx.GetByKind(iresKind).push_back(&cand); - } - - // Load Ires in order by type, there are dependencies between them - // TODO full arbitary dependency between Ires - for (int i = 0; i < (int)IresObject::KD_COUNT; ++i) { - auto kind = static_cast<IresObject::Kind>(i); - auto& list = ctx.GetByKind(kind); - for (auto cand : list) { - auto& ires = cand->ires; - - if (!IresObject::ReadPartial(ctx, ires.Get(), cand->data)) { - fprintf(stderr, "Ires file: [" PLATFORM_PATH_STR "] Failed to parse object data.", cand->path.c_str()); - continue; - } - - ires->mMan = this; - mObjByUid.try_emplace(ires->GetUid(), ires); - } - } -} - -std::pair<IresObject*, bool> IresManager::Add(IresObject* ires) { - auto& name = ires->mName; - if (name.empty()) { - name = Utils::MakeRandomNumberedName(Metadata::EnumToString(ires->GetKind()).data()); - } - - auto& uid = ires->mUid; - if (uid.IsNull()) { - uid = Uid::Create(); - } - - auto [iter, inserted] = mObjByUid.try_emplace(uid, ires); - if (inserted) { - ires->mMan = this; - // TODO handle full path - return { ires, true }; - } else { - return { iter->second.Get(), false }; - } -} - -IresObject* IresManager::Load(const fs::path& filePath) { - auto file = Utils::OpenCstdioFile(filePath, Utils::Read); - if (!file) return nullptr; - DEFER { fclose(file); }; - - char readerBuffer[65536]; - rapidjson::FileReadStream stream(file, readerBuffer, sizeof(readerBuffer)); - - rapidjson::Document root; - root.ParseStream(stream); - - auto ires = IresObject::ReadFull(*this, root); - if (!ires) { - return nullptr; - } - - // Load uid should be handled by IresObject::ReadFull - assert(!ires->mUid.IsNull()); - // Load name from filename - ires->mName = filePath.filename().replace_extension().string(); - Add(ires.get()); - - return ires.release(); -} - -static fs::path GetDesignatedPath(IresObject* ires) { - return AppConfig::assetDirPath / "Ires" / fs::path(ires->GetName()).replace_extension(".json"); -} - -void IresManager::Delete(IresObject* ires) { - // TODO -} - -bool IresManager::Rename(IresObject* ires, std::string newName) { - auto oldPath = GetDesignatedPath(ires); - ires->mName = std::move(newName); - auto newPath = GetDesignatedPath(ires); - if (fs::exists(oldPath)) { - fs::rename(oldPath, newPath); - } - - // TODO validate no name duplication -#if 0 - if (mObjByPath.contains(newName)) { - return false; - } - - // Keep the material from being deleted, in case the old entry in map is the only one existing - RcPtr rc(ires); - - // Remove old entry (must do before replacing Material::mName, because the std::string_view in the map is a reference to it) - mObjByPath.erase(ires->GetName()); - - // Add new entry - ires->mName = std::move(newName); - // TODO handle full path - mObjByPath.try_emplace(ires->GetName(), ires); -#endif - return true; -} - -void IresManager::Reload(IresObject* ires) { - auto file = Utils::OpenCstdioFile(GetDesignatedPath(ires), Utils::Read); - if (!file) return; - DEFER { fclose(file); }; - - char readerBuffer[65536]; - rapidjson::FileReadStream stream(file, readerBuffer, sizeof(readerBuffer)); - - rapidjson::Document root; - root.ParseStream(stream); - - IresObject::ReadPartial(*this, ires, root); -} - -void IresManager::Save(IresObject* ires) { - Save(ires, GetDesignatedPath(ires)); -} - -void IresManager::Save(IresObject* ires, const fs::path& filePath) { - rapidjson::Document root(rapidjson::kObjectType); - - IresObject::WriteFull(*this, ires, root, root); - - auto file = Utils::OpenCstdioFile(filePath, Utils::WriteTruncate); - if (!file) return; - DEFER { fclose(file); }; - - char writerBuffer[65536]; - rapidjson::FileWriteStream stream(file, writerBuffer, sizeof(writerBuffer)); - rapidjson::PrettyWriter<rapidjson::FileWriteStream> writer(stream); - writer.SetFormatOptions(rapidjson::PrettyFormatOptions::kFormatSingleLineArray); - root.Accept(writer); -} - -IresObject* IresManager::FindIres(const Uid& uid) const { - auto iter = mObjByUid.find(uid); - if (iter != mObjByUid.end()) { - return iter->second.Get(); - } else { - return nullptr; - } -} - -#include <generated/Ires.gs.inl> diff --git a/source/Game/Ires.hpp b/source/Game/Ires.hpp deleted file mode 100644 index b6420f3..0000000 --- a/source/Game/Ires.hpp +++ /dev/null @@ -1,125 +0,0 @@ -#pragma once - -#include "EditorAttachment.hpp" -#include "EditorCore.hpp" - -#include <MacrosCodegen.hpp> -#include <RcPtr.hpp> -#include <Uid.hpp> -#include <Utils.hpp> - -#include <rapidjson/fwd.h> -#include <robin_hood.h> -#include <filesystem> -#include <memory> -#include <string_view> - -// Forward declarations -class IresManager; -class IresWritingContext; -class IresLoadingContext; - -namespace Tags { -enum class IresObjectKind { - KD_Texture, - KD_Shader, - KD_Material, - KD_SpriteFiles, - KD_Spritesheet, - KD_COUNT, -}; -BRUSSEL_ENUM(IresObjectKind, ToString FromString ExcludeHeuristics); -} // namespace Tags - -class IresObject : public RefCounted { - friend class IresManager; - -public: - using Kind = Tags::IresObjectKind; - using enum Tags::IresObjectKind; - -private: - std::string mName; // Serialized as filename - Uid mUid; // Serialized in full mode - std::unique_ptr<EditorAttachment> mEditorAttachment; // Transient - IresManager* mMan = nullptr; // Transient - Kind mKind; // Serialized in full mode - -public: - IresObject(Kind kind); - virtual ~IresObject() = default; - - static std::unique_ptr<IresObject> Create(Kind kind); - Kind GetKind() const { return mKind; } - - IresManager* GetAssociatedManager() const { return mMan; } - bool IsAnnoymous() const; - const std::string& GetName() const { return mName; } - void SetName(std::string name); - const Uid& GetUid() const { return mUid; } - - static void ShowNameSafe(IresObject* ires); - static void ShowNameNull(); - void ShowName() const; - - static void ShowReferenceSafe(IEditor& editor, IresObject* ires); - static void ShowReferenceNull(IEditor& editor); - void ShowReference(IEditor& editor); - - virtual void ShowEditor(IEditor& editor); - - EditorAttachment* GetEditorAttachment() const { return mEditorAttachment.get(); } - void SetEditorAttachment(EditorAttachment* attachment) { mEditorAttachment.reset(attachment); } - - static void WriteFull(IresWritingContext& ctx, IresObject* ires, rapidjson::Value& value, rapidjson::Document& root); - - /// Sequentially call ReadBasic() and then ReadPartial() - static std::unique_ptr<IresObject> ReadFull(IresLoadingContext& ctx, const rapidjson::Value& value); - /// Reads the type and UID of the object from data, and return a newly constructed Ires object. - static std::unique_ptr<IresObject> ReadBasic(const rapidjson::Value& value); - /// Reads all object-speific data from the root-level data object into the given Ires object. - static bool ReadPartial(IresLoadingContext& ctx, IresObject* ires, const rapidjson::Value& value); - - virtual void Write(IresWritingContext& ctx, rapidjson::Value& value, rapidjson::Document& root) const; - virtual void Read(IresLoadingContext& ctx, const rapidjson::Value& value); - -protected: - rapidjson::Value WriteIresRef(IresObject* object); -}; - -class IresWritingContext { -public: - virtual ~IresWritingContext() = default; -}; - -class IresLoadingContext { -public: - virtual ~IresLoadingContext() = default; - virtual IresObject* FindIres(const Uid& uid) const = 0; -}; - -class IresManager final : public IresWritingContext, public IresLoadingContext { -public: - static inline IresManager* instance = nullptr; - -private: - robin_hood::unordered_map<Uid, RcPtr<IresObject>> mObjByUid; - -public: - void DiscoverFilesDesignatedLocation(); - void DiscoverFiles(const std::filesystem::path& dir); - - std::pair<IresObject*, bool> Add(IresObject* mat); - IresObject* Load(const std::filesystem::path& filePath); - void Delete(IresObject* ires); - bool Rename(IresObject* ires, std::string newName); - - void Reload(IresObject* ires); - void Save(IresObject* ires); - void Save(IresObject* ires, const std::filesystem::path& filePath); - - const auto& GetObjects() const { return mObjByUid; } - virtual IresObject* FindIres(const Uid& uid) const override; -}; - -#include <generated/Ires.gh.inl> diff --git a/source/Game/Level.cpp b/source/Game/Level.cpp deleted file mode 100644 index 076e5d5..0000000 --- a/source/Game/Level.cpp +++ /dev/null @@ -1,228 +0,0 @@ -#include "Level.hpp" - -#include "AppConfig.hpp" - -#include <PodVector.hpp> -#include <RapidJsonHelper.hpp> -#include <ScopeGuard.hpp> -#include <Utils.hpp> - -#include <imgui.h> -#include <rapidjson/document.h> -#include <rapidjson/filereadstream.h> -#include <rapidjson/filewritestream.h> -#include <rapidjson/prettywriter.h> -#include <cstdio> -#include <filesystem> - -using namespace std::literals; -namespace fs = std::filesystem; - -constexpr auto kParentToRootObject = std::numeric_limits<size_t>::max(); -constexpr auto kInvalidEntryId = std::numeric_limits<size_t>::max(); - -struct Level::InstanciationEntry { - // If set to std::numeric_limits<size_t>::max(), this object is parented to the "root" provided when instanciating - size_t parentId; - rapidjson::Document data; -}; - -Level::Level() = default; - -Level::~Level() = default; - -void Level::Instanciate(GameObject* relRoot) const { - auto objectsLut = std::make_unique<GameObject*[]>(mEntries.size()); - for (auto& entry : mEntries) { - GameObject* parent; - if (entry.parentId == kParentToRootObject) { - parent = relRoot; - } else { - parent = objectsLut[entry.parentId]; - } - - // TODO deser object - } -} - -void Level::ShowInstanciationEntries(IEditor& editor) { - for (auto& entry : mEntries) { - // TODO - } -} - -void LevelManager::DiscoverFilesDesignatedLocation() { - auto path = AppConfig::assetDirPath / "Levels"; - DiscoverFiles(path); -} - -void LevelManager::DiscoverFiles(const std::filesystem::path& dir) { - for (auto& item : fs::directory_iterator(dir)) { - auto& path = item.path(); - if (!item.is_regular_file()) { - continue; - } - if (path.extension() != ".json") { - continue; - } - - // Parse uid from filename, map key - Uid uid; - uid.ReadString(path.filename().string()); - - // Map value - LoadableObject obj; - obj.filePath = path; - - mObjByUid.try_emplace(uid, std::move(obj)); - } -} - -Level* LevelManager::FindLevel(const Uid& uid) const { - auto iter = mObjByUid.find(uid); - if (iter != mObjByUid.end()) { - return iter->second.level.Get(); - } else { - return nullptr; - } -} - -#define BRUSSEL_DEF_LEVEL_NAME "New Level" -#define BRUSSEL_DEF_LEVEL_DESC "No description." - -Level* LevelManager::LoadLevel(const Uid& uid) { - auto iter = mObjByUid.find(uid); - if (iter != mObjByUid.end()) { - auto& ldObj = iter->second; - if (ldObj.level != nullptr) { - auto file = Utils::OpenCstdioFile(ldObj.filePath, Utils::Read, false); - if (!file) { - fprintf(stderr, "Cannot open file level file %s that was discovered on game startup.", ldObj.filePath.string().c_str()); - return nullptr; - } - DEFER { fclose(file); }; - - char readerBuffer[65536]; - rapidjson::FileReadStream stream(file, readerBuffer, sizeof(readerBuffer)); - - rapidjson::Document root; - root.ParseStream(stream); - - Level* level; - ldObj.level.Attach(level = new Level()); - - level->mMan = this; - level->mUid = uid; - -#if defined(BRUSSEL_DEV_ENV) - BRUSSEL_JSON_GET_DEFAULT(root, "Name", std::string, ldObj.name, BRUSSEL_DEF_LEVEL_NAME); - BRUSSEL_JSON_GET_DEFAULT(root, "Description", std::string, ldObj.description, BRUSSEL_DEF_LEVEL_DESC) -#endif - - auto rvEntries = rapidjson::GetProperty(root, rapidjson::kArrayType, "DataEntries"sv); - if (!rvEntries) return nullptr; - for (auto iter = rvEntries->Begin(); iter != rvEntries->End(); ++iter) { - Level::InstanciationEntry entry; - - BRUSSEL_JSON_GET_DEFAULT(*iter, "ParentId", int, entry.parentId, kInvalidEntryId); - - auto rvDataEntry = rapidjson::GetProperty(*iter, "Data"sv); - if (!rvDataEntry) return nullptr; - entry.data.CopyFrom(*iter, entry.data.GetAllocator()); - - level->mEntries.push_back(std::move(entry)); - } - } - return ldObj.level.Get(); - } else { - return nullptr; - } -} - -void LevelManager::PrepareLevel(const Uid& uid) { - // TODO -} - -LevelManager::LoadableObject& LevelManager::AddLevel(const Uid& uid) { - auto&& [iter, inserted] = mObjByUid.try_emplace(uid); - auto& ldObj = iter->second; - ldObj.level->mUid = uid; -#if defined(BRUSSEL_DEV_ENV) - ldObj.name = BRUSSEL_DEF_LEVEL_NAME; - ldObj.description = BRUSSEL_DEF_LEVEL_DESC; -#endif - return ldObj; -} - -void LevelManager::SaveLevel(const Uid& uid) const { - auto iter = mObjByUid.find(uid); - if (iter == mObjByUid.end()) return; - auto& obj = iter->second; - - SaveLevelImpl(obj, obj.filePath); -} - -void LevelManager::SaveLevel(const Uid& uid, const std::filesystem::path& path) const { - auto iter = mObjByUid.find(uid); - if (iter == mObjByUid.end()) return; - auto& obj = iter->second; - - SaveLevelImpl(obj, path); -} - -void LevelManager::SaveLevelImpl(const LoadableObject& obj, const std::filesystem::path& path) const { - rapidjson::Document root; - - // TODO - - auto file = Utils::OpenCstdioFile(path, Utils::WriteTruncate); - if (!file) return; - DEFER { fclose(file); }; - - char writerBuffer[65536]; - rapidjson::FileWriteStream stream(file, writerBuffer, sizeof(writerBuffer)); - rapidjson::Writer<rapidjson::FileWriteStream> writer(stream); - root.Accept(writer); -} - -LevelWrapperObject::LevelWrapperObject(GameWorld* world) - : GameObject(KD_LevelWrapper, world) // -{ - mStopFreePropagation = true; -} - -LevelWrapperObject::~LevelWrapperObject() { - // Destruction/freeing of this object is handled by our parent - for (auto child : GetChildren()) { - FreeRecursive(child); - } -} - -void LevelWrapperObject::SetBoundLevel(Level* level) { - if (mLevel != level) { - mLevel.Attach(level); - - // Cleanup old children - // TODO needs to Resleep()? - auto children = RemoveAllChildren(); - for (auto child : children) { - FreeRecursive(child); - } - } - - level->Instanciate(this); - - PodVector<GameObject*> stack; - stack.push_back(this); - - while (!stack.empty()) { - auto obj = stack.back(); - stack.pop_back(); - - for (auto child : obj->GetChildren()) { - stack.push_back(child); - } - - obj->Awaken(); - } -} diff --git a/source/Game/Level.hpp b/source/Game/Level.hpp deleted file mode 100644 index 9114a64..0000000 --- a/source/Game/Level.hpp +++ /dev/null @@ -1,92 +0,0 @@ -#pragma once - -#include "EditorCore.hpp" -#include "GameObject.hpp" - -#include <RcPtr.hpp> -#include <Uid.hpp> - -#include <robin_hood.h> -#include <filesystem> -#include <vector> - -// Forward declarations -class Level; -class LevelManager; - -/// Represents a seralized GameObject tree. -class Level : public RefCounted { - friend class LevelManager; - -private: - struct InstanciationEntry; - - LevelManager* mMan; - Uid mUid; - std::vector<InstanciationEntry> mEntries; - -public: - Level(); - ~Level(); - - void Instanciate(GameObject* relRoot) const; - - LevelManager* GetLinkedLevelManager() const { return mMan; } - const Uid& GetUid() const { return mUid; } - - // Editor stuff - void ShowInstanciationEntries(IEditor& editor); -}; - -class LevelManager { -public: - static inline LevelManager* instance = nullptr; - -public: // NOTE: public for the editor; actual game components should not modify the map using this - // TODO maybe cut this struct to only the first RcPtr<Level> field in release mode? - struct LoadableObject { - RcPtr<Level> level; // TODO make weak pointer - std::filesystem::path filePath; - // NOTE: these fields are only loaded in dev mode - std::string name; - std::string description; - - // Editor book keeping fields - bool edited = false; - }; - // We want pointer stability here for the editor (inspector object) - robin_hood::unordered_node_map<Uid, LoadableObject> mObjByUid; - -public: - void DiscoverFilesDesignatedLocation(); - void DiscoverFiles(const std::filesystem::path& dir); - - Level* FindLevel(const Uid& uid) const; - /// Get or load the given level - Level* LoadLevel(const Uid& uid); - /// Send the given level to be loaded on another thread - void PrepareLevel(const Uid& uid); - - /// Create and add a new level object with the given uid. - /// Should only be used by the editor. - LoadableObject& AddLevel(const Uid& uid); - /// Should only be used by the editor. - void SaveLevel(const Uid& uid) const; - /// Should only be used by the editor. - void SaveLevel(const Uid& uid, const std::filesystem::path& path) const; - -private: - void SaveLevelImpl(const LoadableObject& obj, const std::filesystem::path& path) const; -}; - -class LevelWrapperObject : public GameObject { -private: - RcPtr<Level> mLevel; - -public: - LevelWrapperObject(GameWorld* world); - ~LevelWrapperObject() override; - - Level* GetBoundLevel() const; - void SetBoundLevel(Level* level); -}; diff --git a/source/Game/Material.cpp b/source/Game/Material.cpp deleted file mode 100644 index 9b0c42d..0000000 --- a/source/Game/Material.cpp +++ /dev/null @@ -1,526 +0,0 @@ -#include "Material.hpp" - -#include "AppConfig.hpp" -#include "EditorCore.hpp" -#include "EditorUtils.hpp" - -#include <Metadata.hpp> -#include <RapidJsonHelper.hpp> -#include <ScopeGuard.hpp> -#include <Utils.hpp> - -#include <imgui.h> -#include <rapidjson/document.h> -#include <cstdlib> -#include <cstring> -#include <utility> - -using namespace std::literals; - -Material::Material() { -} - -namespace ProjectBrussel_UNITY_ID { -bool TryFindShaderId(Shader* shader, std::string_view name, int& out) { - auto& info = shader->GetInfo(); - auto iter = info.things.find(name); - if (iter == info.things.end()) return false; - auto& id = iter->second; - - if (id.kind != ShaderThingId::KD_Uniform) return false; - - out = id.index; - return true; -} - -template <class TUniform> -TUniform& ObtainUniform(Shader* shader, const char* name, std::vector<TUniform>& uniforms, GLint location) { - for (auto& uniform : uniforms) { - if (uniform.location == location) { - return uniform; - } - } - - auto& uniform = uniforms.emplace_back(); - uniform.location = location; - if (!TryFindShaderId(shader, name, uniform.infoUniformIndex)) { - uniform.infoUniformIndex = -1; - } - - return uniform; -} - -rapidjson::Value MakeVectorJson(const Material::VectorUniform& vector, rapidjson::Document& root) { - int len = vector.actualLength; - - rapidjson::Value result(rapidjson::kArrayType); - result.Reserve(len, root.GetAllocator()); - - for (int i = 0; i < len; ++i) { - result.PushBack(vector.value[i], root.GetAllocator()); - } - - return result; -} - -Material::VectorUniform ReadVectorFromJson(const rapidjson::Value& rv) { - assert(rv.IsArray()); - Material::VectorUniform result; - int len = result.actualLength = rv.Size(); - for (int i = 0; i < len; ++i) { - result.value[i] = rv[i].GetFloat(); - } - return result; -} - -rapidjson::Value MakeMatrixJson(const Material::MatrixUniform& matrix, rapidjson::Document& root) { - int w = matrix.actualWidth; - int h = matrix.actualHeight; - - rapidjson::Value result(rapidjson::kArrayType); - result.Reserve(h, root.GetAllocator()); - - for (int y = 0; y < h; ++y) { - rapidjson::Value row(rapidjson::kArrayType); - row.Reserve(w, root.GetAllocator()); - - for (int x = 0; x < w; ++x) { - // Each item in a column is consecutive in memory in glm::mat<> structs - row.PushBack(matrix.value[x * h + y], root.GetAllocator()); - } - - result.PushBack(row, root.GetAllocator()); - } - - return result; -} - -Material::MatrixUniform ReadMatrixFromjson(const rapidjson::Value& rv) { - assert(rv.IsArray()); - assert(rv.Size() > 0); - assert(rv[0].IsArray()); - Material::MatrixUniform result; - int w = result.actualWidth = rv[0].Size(); - int h = result.actualHeight = rv.Size(); - for (int y = 0; y < h; ++y) { - auto& row = rv[y]; - assert(row.IsArray()); - assert(row.Size() == w); - for (int x = 0; x < w; ++x) { - auto& val = row[x]; - assert(val.IsNumber()); - result.value[x * h + y] = val.GetFloat(); - } - } - return result; -} -} // namespace ProjectBrussel_UNITY_ID - -void Material::SetFloat(const char* name, float value) { - assert(IsValid()); - - GLint location = glGetUniformLocation(mShader->GetProgram(), name); - auto& uniform = ProjectBrussel_UNITY_ID::ObtainUniform(mShader.Get(), name, mBoundScalars, location); - uniform.floatValue = value; - uniform.actualType = GL_FLOAT; -} - -void Material::SetInt(const char* name, int32_t value) { - assert(IsValid()); - - GLint location = glGetUniformLocation(mShader->GetProgram(), name); - auto& uniform = ProjectBrussel_UNITY_ID::ObtainUniform(mShader.Get(), name, mBoundScalars, location); - uniform.intValue = value; - uniform.actualType = GL_INT; -} - -void Material::SetUInt(const char* name, uint32_t value) { - assert(IsValid()); - - GLint location = glGetUniformLocation(mShader->GetProgram(), name); - auto& uniform = ProjectBrussel_UNITY_ID::ObtainUniform(mShader.Get(), name, mBoundScalars, location); - uniform.uintValue = value; - uniform.actualType = GL_UNSIGNED_INT; -} - -template <int length> -void Material::SetVector(const char* name, const glm::vec<length, float>& vec) { - assert(IsValid()); - - static_assert(length >= 1 && length <= 4); - - GLint location = glGetUniformLocation(mShader->GetProgram(), name); - auto& uniform = ProjectBrussel_UNITY_ID::ObtainUniform(mShader.Get(), name, mBoundVectors, location); - uniform.actualLength = length; - std::memset(uniform.value, 0, sizeof(uniform.value)); - std::memcpy(uniform.value, &vec[0], length * sizeof(float)); -} - -template void Material::SetVector<1>(const char*, const glm::vec<1, float>&); -template void Material::SetVector<2>(const char*, const glm::vec<2, float>&); -template void Material::SetVector<3>(const char*, const glm::vec<3, float>&); -template void Material::SetVector<4>(const char*, const glm::vec<4, float>&); - -template <int width, int height> -void Material::SetMatrix(const char* name, const glm::mat<width, height, float>& mat) { - static_assert(width >= 1 && width <= 4); - static_assert(height >= 1 && height <= 4); - - GLint location = glGetUniformLocation(mShader->GetProgram(), name); - auto& uniform = ProjectBrussel_UNITY_ID::ObtainUniform(mShader.Get(), name, mBoundMatrices, location); - uniform.actualWidth = width; - uniform.actualHeight = height; - std::memset(uniform.value, 0, sizeof(uniform.value)); - std::memcpy(uniform.value, &mat[0][0], width * height * sizeof(float)); -} - -template void Material::SetMatrix<2, 2>(const char*, const glm::mat<2, 2, float>&); -template void Material::SetMatrix<3, 3>(const char*, const glm::mat<3, 3, float>&); -template void Material::SetMatrix<4, 4>(const char*, const glm::mat<4, 4, float>&); - -template void Material::SetMatrix<2, 3>(const char*, const glm::mat<2, 3, float>&); -template void Material::SetMatrix<3, 2>(const char*, const glm::mat<3, 2, float>&); - -template void Material::SetMatrix<2, 4>(const char*, const glm::mat<2, 4, float>&); -template void Material::SetMatrix<4, 2>(const char*, const glm::mat<4, 2, float>&); - -template void Material::SetMatrix<3, 4>(const char*, const glm::mat<3, 4, float>&); -template void Material::SetMatrix<4, 3>(const char*, const glm::mat<4, 3, float>&); - -void Material::SetTexture(const char* name, Texture* texture) { - assert(IsValid()); - - GLint location = glGetUniformLocation(mShader->GetProgram(), name); - - for (auto& uniform : mBoundTextures) { - if (uniform.location == location) { - uniform.value.Attach(texture); - return; - } - } - - auto& uniform = mBoundTextures.emplace_back(); - uniform.value.Attach(texture); - uniform.location = location; -} - -std::span<const Material::VectorUniform> Material::GetVectors() const { - return mBoundVectors; -} - -std::span<const Material::MatrixUniform> Material::GetMatrices() const { - return mBoundMatrices; -} - -std::span<const Material::TextureUniform> Material::GetTextures() const { - return mBoundTextures; -} - -Shader* Material::GetShader() const { - return mShader.Get(); -} - -void Material::SetShader(Shader* shader) { - mShader.Attach(shader); - auto& info = shader->GetInfo(); - - mBoundScalars.clear(); - mBoundVectors.clear(); - mBoundMatrices.clear(); - mBoundTextures.clear(); - for (int i = 0; i < info.uniforms.size(); ++i) { - auto& decl = info.uniforms[i]; - switch (decl->kind) { - case ShaderVariable::KD_Math: { - auto& mathDecl = static_cast<ShaderMathVariable&>(*decl); - if (mathDecl.width == 1) { - if (mathDecl.height == 1) { - // Scalar - auto& scalar = mBoundScalars.emplace_back(); - scalar.location = decl->location; - scalar.infoUniformIndex = i; - } else { - // Vector - auto& vec = mBoundVectors.emplace_back(); - vec.location = decl->location; - vec.infoUniformIndex = i; - vec.actualLength = mathDecl.height; - } - } else { - // Matrix - auto& mat = mBoundMatrices.emplace_back(); - mat.location = decl->location; - mat.infoUniformIndex = i; - mat.actualWidth = mathDecl.width; - mat.actualHeight = mathDecl.height; - } - } break; - - case ShaderVariable::KD_Sampler: { - auto& uniform = mBoundTextures.emplace_back(); - uniform.location = decl->location; - uniform.infoUniformIndex = i; - } break; - } - } -} - -bool Material::IsValid() const { - return mShader != nullptr; -} - -static constexpr int IdentifyMatrixSize(int width, int height) { - return width * 10 + height; -} - -void Material::UseUniforms() const { - for (auto& uniform : mBoundScalars) { - switch (uniform.actualType) { - case GL_FLOAT: glUniform1f(uniform.location, uniform.intValue); break; - case GL_INT: glUniform1i(uniform.location, uniform.intValue); break; - case GL_UNSIGNED_INT: glUniform1ui(uniform.location, uniform.intValue); break; - default: break; - } - } - - for (auto& uniform : mBoundVectors) { - switch (uniform.actualLength) { - case 1: glUniform1fv(uniform.location, 1, &uniform.value[0]); break; - case 2: glUniform2fv(uniform.location, 1, &uniform.value[0]); break; - case 3: glUniform3fv(uniform.location, 1, &uniform.value[0]); break; - case 4: glUniform4fv(uniform.location, 1, &uniform.value[0]); break; - default: break; - } - } - - for (auto& uniform : mBoundMatrices) { - switch (IdentifyMatrixSize(uniform.actualWidth, uniform.actualHeight)) { - case IdentifyMatrixSize(2, 2): glUniformMatrix2fv(uniform.location, 1, GL_FALSE, uniform.value); break; - case IdentifyMatrixSize(3, 3): glUniformMatrix3fv(uniform.location, 1, GL_FALSE, uniform.value); break; - case IdentifyMatrixSize(4, 4): glUniformMatrix4fv(uniform.location, 1, GL_FALSE, uniform.value); break; - - case IdentifyMatrixSize(2, 3): glUniformMatrix2x3fv(uniform.location, 1, GL_FALSE, uniform.value); break; - case IdentifyMatrixSize(3, 2): glUniformMatrix3x2fv(uniform.location, 1, GL_FALSE, uniform.value); break; - - case IdentifyMatrixSize(2, 4): glUniformMatrix2x4fv(uniform.location, 1, GL_FALSE, uniform.value); break; - case IdentifyMatrixSize(4, 2): glUniformMatrix4x2fv(uniform.location, 1, GL_FALSE, uniform.value); break; - - case IdentifyMatrixSize(3, 4): glUniformMatrix3x4fv(uniform.location, 1, GL_FALSE, uniform.value); break; - case IdentifyMatrixSize(4, 3): glUniformMatrix4x3fv(uniform.location, 1, GL_FALSE, uniform.value); break; - - default: break; - } - } - - int i = 0; - for (auto& uniform : mBoundTextures) { - glActiveTexture(GL_TEXTURE0 + i); - glBindTexture(GL_TEXTURE_2D, uniform.value->GetHandle()); - glUniform1i(uniform.location, i); - ++i; - } -} - -IresMaterial::IresMaterial() - : IresObject(KD_Material) - , mInstance(new Material()) { - mInstance->mIres = this; -} - -Material* IresMaterial::GetInstance() const { - return mInstance.Get(); -} - -void IresMaterial::InvalidateInstance() { - if (mInstance != nullptr) { - mInstance->mIres = nullptr; - } - mInstance.Attach(new Material()); - mInstance->mIres = this; -} - -void IresMaterial::ShowEditor(IEditor& editor) { - using namespace Tags; - - IresObject::ShowEditor(editor); - - auto shader = mInstance->GetShader(); - if (shader) { - shader->GetIres()->ShowReference(editor); - } else { - IresObject::ShowReferenceNull(editor); - } - if (ImGui::BeginDragDropTarget()) { - if (auto payload = ImGui::AcceptDragDropPayload(Metadata::EnumToString(KD_Shader).data())) { - auto shader = *static_cast<IresShader* const*>(payload->Data); - mInstance->SetShader(shader->GetInstance()); - } - ImGui::EndDragDropTarget(); - } - - if (!shader) return; - auto& shaderInfo = shader->GetInfo(); - auto shaderIres = shader->GetIres(); - - for (auto& field : mInstance->mBoundScalars) { - auto& decl = static_cast<ShaderMathVariable&>(*shaderInfo.uniforms[field.infoUniformIndex]); - decl.ShowInfo(); - - ImGui::Indent(); - switch (decl.scalarType) { - case GL_FLOAT: ImGui::InputFloat("##", &field.floatValue); break; - case GL_INT: ImGui::InputInt("##", &field.intValue); break; - // TODO proper uint edit? - case GL_UNSIGNED_INT: ImGui::InputInt("##", (int32_t*)(&field.uintValue), 0, std::numeric_limits<int32_t>::max()); break; - default: ImGui::TextUnformatted("Unsupported scalar type"); break; - } - ImGui::Unindent(); - } - for (auto& field : mInstance->mBoundVectors) { - auto& decl = static_cast<ShaderMathVariable&>(*shaderInfo.uniforms[field.infoUniformIndex]); - decl.ShowInfo(); - - ImGui::Indent(); - switch (decl.semantic) { - case VES_Color1: - case VES_Color2: { - ImGui::ColorEdit4("##", field.value); - } break; - - default: { - ImGui::InputFloat4("##", field.value); - } break; - } - ImGui::Unindent(); - } - for (auto& field : mInstance->mBoundMatrices) { - auto& decl = static_cast<ShaderMathVariable&>(*shaderInfo.uniforms[field.infoUniformIndex]); - decl.ShowInfo(); - - // TODO - } - for (auto& field : mInstance->mBoundTextures) { - auto& decl = static_cast<ShaderSamplerVariable&>(*shaderInfo.uniforms[field.infoUniformIndex]); - decl.ShowInfo(); - - // TODO - } -} - -void IresMaterial::Write(IresWritingContext& ctx, rapidjson::Value& value, rapidjson::Document& root) const { - using namespace ProjectBrussel_UNITY_ID; - - IresObject::Write(ctx, value, root); - - if (!mInstance->IsValid()) { - return; - } - - auto& shaderInfo = mInstance->mShader->GetInfo(); - auto shaderUid = mInstance->mShader->GetIres()->GetUid(); - value.AddMember("Shader", shaderUid.Write(root), root.GetAllocator()); - - rapidjson::Value fields(rapidjson::kArrayType); - for (auto& scalar : mInstance->mBoundScalars) { - rapidjson::Value rvField(rapidjson::kObjectType); - rvField.AddMember("Name", shaderInfo.uniforms[scalar.infoUniformIndex]->name, root.GetAllocator()); - rvField.AddMember("Type", "Scalar", root.GetAllocator()); - switch (scalar.actualType) { - case GL_FLOAT: rvField.AddMember("Value", scalar.floatValue, root.GetAllocator()); break; - case GL_INT: rvField.AddMember("Value", scalar.intValue, root.GetAllocator()); break; - case GL_UNSIGNED_INT: rvField.AddMember("Value", scalar.uintValue, root.GetAllocator()); break; - } - fields.PushBack(rvField, root.GetAllocator()); - } - for (auto& vector : mInstance->mBoundVectors) { - rapidjson::Value rvField(rapidjson::kObjectType); - rvField.AddMember("Name", shaderInfo.uniforms[vector.infoUniformIndex]->name, root.GetAllocator()); - rvField.AddMember("Type", "Vector", root.GetAllocator()); - rvField.AddMember("Value", MakeVectorJson(vector, root).Move(), root.GetAllocator()); - fields.PushBack(rvField, root.GetAllocator()); - } - for (auto& matrix : mInstance->mBoundMatrices) { - rapidjson::Value rvField(rapidjson::kObjectType); - rvField.AddMember("Name", shaderInfo.uniforms[matrix.infoUniformIndex]->name, root.GetAllocator()); - rvField.AddMember("Type", "Matrix", root.GetAllocator()); - rvField.AddMember("Value", MakeMatrixJson(matrix, root).Move(), root.GetAllocator()); - fields.PushBack(rvField, root.GetAllocator()); - } - for (auto& texture : mInstance->mBoundTextures) { - // TODO - } - value.AddMember("Fields", fields, root.GetAllocator()); -} - -void IresMaterial::Read(IresLoadingContext& ctx, const rapidjson::Value& value) { - using namespace ProjectBrussel_UNITY_ID; - - IresObject::Read(ctx, value); - - { - auto rvShader = rapidjson::GetProperty(value, "Shader"sv); - if (!rvShader) return; - - Uid uid; - uid.Read(*rvShader); - - auto ires = ctx.FindIres(uid); - if (!ires) return; - if (ires->GetKind() != KD_Shader) return; - auto shader = static_cast<IresShader*>(ires); - - mInstance->mShader.Attach(shader->GetInstance()); - } - auto shader = mInstance->mShader.Get(); - auto& shaderInfo = shader->GetInfo(); - - auto fields = rapidjson::GetProperty(value, rapidjson::kArrayType, "Fields"sv); - if (!fields) return; - - for (auto& rvField : fields->GetArray()) { - if (!rvField.IsObject()) continue; - - auto rvName = rapidjson::GetProperty(rvField, rapidjson::kStringType, "Name"sv); - - auto rvType = rapidjson::GetProperty(rvField, rapidjson::kStringType, "Type"sv); - if (!rvType) continue; - auto type = rapidjson::AsStringView(*rvType); - - auto rvValue = rapidjson::GetProperty(rvField, "Value"sv); - - if (type == "Scalar"sv) { - Material::ScalarUniform uniform; - if (rvName) { - TryFindShaderId(shader, rapidjson::AsStringView(*rvName), uniform.infoUniformIndex); - uniform.location = shaderInfo.uniforms[uniform.infoUniformIndex]->location; - } - if (rvValue->IsFloat()) { - uniform.actualType = GL_FLOAT; - uniform.floatValue = rvValue->GetFloat(); - } else if (rvValue->IsInt()) { - uniform.actualType = GL_INT; - uniform.intValue = rvValue->GetInt(); - } else if (rvValue->IsUint()) { - uniform.actualType = GL_UNSIGNED_INT; - uniform.uintValue = rvValue->GetUint(); - } - mInstance->mBoundScalars.push_back(std::move(uniform)); - } else if (type == "Vector"sv) { - auto uniform = ReadVectorFromJson(*rvValue); - if (rvName) { - TryFindShaderId(shader, rapidjson::AsStringView(*rvName), uniform.infoUniformIndex); - uniform.location = shaderInfo.uniforms[uniform.infoUniformIndex]->location; - } - mInstance->mBoundVectors.push_back(std::move(uniform)); - } else if (type == "Matrix"sv) { - auto uniform = ReadMatrixFromjson(*rvValue); - if (rvName) { - TryFindShaderId(shader, rapidjson::AsStringView(*rvName), uniform.infoUniformIndex); - uniform.location = shaderInfo.uniforms[uniform.infoUniformIndex]->location; - } - mInstance->mBoundMatrices.push_back(uniform); - } else if (type == "Texture"sv) { - // TODO - } - } -} diff --git a/source/Game/Material.hpp b/source/Game/Material.hpp deleted file mode 100644 index f1cd7dd..0000000 --- a/source/Game/Material.hpp +++ /dev/null @@ -1,125 +0,0 @@ -#pragma once - -#include "Ires.hpp" -#include "RcPtr.hpp" -#include "Shader.hpp" -#include "Texture.hpp" - -#include <glad/glad.h> -#include <robin_hood.h> -#include <cstddef> -#include <cstdint> -#include <glm/glm.hpp> -#include <memory> -#include <span> -#include <string_view> -#include <vector> - -// Forward declarations -class Material; -class IresMaterial; - -class Material : public RefCounted { - friend class IresMaterial; - -public: - // NOTE: specialize between scalar vs matrix vs vector to save memory - - enum UniformType : uint16_t { - UT_Scalar, - UT_Vector, - UT_Matrix, - }; - - struct UniformIndex { - UniformType type; - uint16_t index; - }; - - struct ScalarUniform { - union { - float floatValue; - int32_t intValue; - uint32_t uintValue; - }; - GLenum actualType; - /* Transient */ int infoUniformIndex; - /* Transient */ GLint location; - }; - - struct VectorUniform { - float value[4]; - int actualLength; - /* Transient */ int infoUniformIndex; - /* Transient */ GLint location; - }; - - struct MatrixUniform { - float value[16]; - int actualWidth; - int actualHeight; - /* Transient */ int infoUniformIndex; - /* Transient */ GLint location; - }; - - struct TextureUniform { - RcPtr<Texture> value; - /* Transient */ int infoUniformIndex; - /* Transient */ GLint location; - }; - - IresMaterial* mIres = nullptr; - RcPtr<Shader> mShader; - std::vector<ScalarUniform> mBoundScalars; - std::vector<VectorUniform> mBoundVectors; - std::vector<MatrixUniform> mBoundMatrices; - std::vector<TextureUniform> mBoundTextures; - -public: - Material(); - - void SetFloat(const char* name, float value); - void SetInt(const char* name, int32_t value); - void SetUInt(const char* name, uint32_t value); - - /// Instanciated for length == 1, 2, 3, 4 - template <int length> - void SetVector(const char* name, const glm::vec<length, float>& vec); - - /// Instanciated for sizes (2,2) (3,3) (4,4) (2,3) (3,2) (2,4) (4,2) (3,4) (4,3) - template <int width, int height> - void SetMatrix(const char* name, const glm::mat<width, height, float>& mat); - - void SetTexture(const char* name, Texture* texture); - - std::span<const VectorUniform> GetVectors() const; - std::span<const MatrixUniform> GetMatrices() const; - std::span<const TextureUniform> GetTextures() const; - Shader* GetShader() const; - void SetShader(Shader* shader); - - IresMaterial* GetIres() const { return mIres; } - - bool IsValid() const; - - void UseUniforms() const; -}; - -// Initialized in main() -inline RcPtr<Material> gDefaultMaterial; - -class IresMaterial : public IresObject { -private: - RcPtr<Material> mInstance; - -public: - IresMaterial(); - - Material* GetInstance() const; - void InvalidateInstance(); - - void ShowEditor(IEditor& editor) override; - - void Write(IresWritingContext& ctx, rapidjson::Value& value, rapidjson::Document& root) const override; - void Read(IresLoadingContext& ctx, const rapidjson::Value& value) override; -}; diff --git a/source/Game/Mesh.cpp b/source/Game/Mesh.cpp deleted file mode 100644 index 244e2e3..0000000 --- a/source/Game/Mesh.cpp +++ /dev/null @@ -1,54 +0,0 @@ -#include "Mesh.hpp" - -#include <cstring> - -// StandardCpuMesh::StandardCpuMesh() -// : mGpuMesh(new GpuMesh()) { -// mGpuMesh->vertFormat = gVformatStandard; -// mGpuMesh->vertBufBindings.SetBinding(0, new GpuVertexBuffer()); -// mGpuMesh->vertBufBindings.SetBinding(1, new GpuVertexBuffer()); -// mGpuMesh->indexBuf.Attach(new GpuIndexBuffer()); -// } - -// StandardCpuMesh::~StandardCpuMesh() { -// delete mData; -// } - -// void StandardCpuMesh::CreateCpuData() { -// if (!mData) { -// mData = new StandardCpuMeshData(); -// } -// } - -// GpuVertexBuffer* StandardCpuMesh::GetPosBuffer() const { -// return mGpuMesh->vertBufBindings.bindings[0].Get(); -// } - -// GpuVertexBuffer* StandardCpuMesh::GetExtraBuffer() const { -// return mGpuMesh->vertBufBindings.bindings[1].Get(); -// } - -// bool StandardCpuMesh::UpdatePositions(glm::vec3* pos, size_t count, size_t startVertIndex) { -// if (mData) { -// std::memcpy(&mData->vertPositions[startVertIndex], pos, count * sizeof(glm::vec3)); -// } -// auto posBuf = GetPosBuffer(); -// glBindBuffer(GL_ARRAY_BUFFER, posBuf->handle); -// glBufferSubData(GL_ARRAY_BUFFER, startVertIndex * mGpuMesh->vertFormat->vertexSize, count * sizeof(glm::vec3), pos); -// return true; -// } - -// bool StandardCpuMesh::UpdateColors(RgbaColor* color, size_t count, size_t starVertIndex) { -// if (!mData) return false; -// // TODO -// } - -// bool StandardCpuMesh::UpdateNormals(glm::vec2* normals, size_t count, size_t startVertIndex) { -// if (!mData) return false; -// // TODO -// } - -// bool StandardCpuMesh::UpdateIndices(uint32_t* indices, size_t count, size_t startVertIndex) { -// if (!mData) return false; -// // TODO -// } diff --git a/source/Game/Mesh.hpp b/source/Game/Mesh.hpp deleted file mode 100644 index f86fd55..0000000 --- a/source/Game/Mesh.hpp +++ /dev/null @@ -1,45 +0,0 @@ -#pragma once - -#include "Color.hpp" -#include "VertexIndex.hpp" -#include "PodVector.hpp" -#include "RcPtr.hpp" - -#include <cstddef> -#include <cstdint> -#include <glm/glm.hpp> -#include <memory> - -struct StandardVertexExtra { - float u, v; - uint8_t r, g, b, a; -}; - -class StandardCpuMeshData { -public: - PodVector<glm::vec3> vertPositions; - PodVector<StandardVertexExtra> vertExtra; - PodVector<uint32_t> index; - size_t vertexCount; - size_t triangleCount; -}; - -class StandardCpuMesh { -// private: -// StandardCpuMeshData* mData = nullptr; -// RcPtr<GpuMesh> mGpuMesh; - -// public: -// StandardCpuMesh(); -// ~StandardCpuMesh(); - -// GpuVertexBuffer* GetPosBuffer() const; -// GpuVertexBuffer* GetExtraBuffer() const; -// GpuMesh* GetGpuMesh() const { return mGpuMesh.Get(); } - -// void CreateCpuData(); -// bool UpdatePositions(glm::vec3* pos, size_t count, size_t startVertIndex); -// bool UpdateColors(RgbaColor* color, size_t count, size_t starVertIndex); -// bool UpdateNormals(glm::vec2* normals, size_t count, size_t startVertIndex); -// bool UpdateIndices(uint32_t* indices, size_t count, size_t startVertIndex); -}; diff --git a/source/Game/Player.cpp b/source/Game/Player.cpp deleted file mode 100644 index 34c4549..0000000 --- a/source/Game/Player.cpp +++ /dev/null @@ -1,139 +0,0 @@ -#include "Player.hpp" - -#include "AppConfig.hpp" -#include "CommonVertexIndex.hpp" -#include "ScopeGuard.hpp" -#include "Utils.hpp" - -#include <cstdio> -#include <cstdlib> - -// Keep the same number as # of fields in `struct {}` in PlayerKeyBinds -constexpr int kPlayerKeyBindCount = 4; - -// Here be dragons: this treats consecutive fiels as an array, technically UB -std::span<int> PlayerKeyBinds::GetKeyArray() { - return { &keyLeft, kPlayerKeyBindCount }; -} -std::span<bool> PlayerKeyBinds::GetKeyStatusArray() { - return { &pressedLeft, kPlayerKeyBindCount }; -} - -Player::Player(GameWorld* world, int id) - : GameObject(KD_Player, world) - , mId{ id } { - renderObject.SetMaterial(gDefaultMaterial.Get()); - renderObject.SetFormat(gVformatStandard.Get(), Tags::IT_16Bit); - renderObject.RebuildIfNecessary(); -} - -void Player::Awaken() { - LoadFromFile(); -} - -void Player::Resleep() { - SaveToFile(); -} - -void Player::Update() { - using namespace Tags; - - if (keybinds.pressedLeft) { - } - if (keybinds.pressedRight) { - } - - // TODO jump controller - - // TODO attack controller - - // TODO set default sprite to get rid of this check - if (sprite.GetDefinition()) { - int prevFrame = sprite.GetFrame(); - sprite.PlayFrame(); - int currFrame = sprite.GetFrame(); - if (prevFrame != currFrame) { - uint16_t indices[6]; - Index_U16::Assign(indices, 0); - renderObject.GetIndexBuffer()->Upload((const std::byte*)indices, IT_16Bit, std::size(indices)); - - Vertex_PTC vertices[4]; - Vertex_PTC::Assign(vertices, Rect<float>{ GetPos(), sprite.GetDefinition()->GetBoundingBox() }); - Vertex_PTC::Assign(vertices, 0.0f); - Vertex_PTC::Assign(vertices, RgbaColor(255, 255, 255)); - Vertex_PTC::Assign(vertices, sprite.GetFrameSubregion()); - renderObject.GetVertexBufferBindings().bindings[0]->Upload((const std::byte*)vertices, sizeof(vertices)); - } - } -} - -Material* Player::GetMaterial() const { - return renderObject.GetMaterial(); -} - -void Player::SetMaterial(Material* material) { - renderObject.SetMaterial(material); - renderObject.RebuildIfNecessary(); -} - -std::span<const RenderObject> Player::GetRenderObjects() const { - return { &renderObject, 1 }; -} - -void Player::HandleKeyInput(int key, int action) { - bool pressed; - if (action == GLFW_PRESS) { - pressed = true; - } else if (action == GLFW_REPEAT) { - return; - } else /* action == GLFW_RELEASE */ { - pressed = false; - } - - for (int i = 0; i < kPlayerKeyBindCount; ++i) { - int kbKey = keybinds.GetKeyArray()[i]; - bool& kbStatus = keybinds.GetKeyStatusArray()[i]; - - if (kbKey == key) { - kbStatus = pressed; - break; - } - } -} - -#pragma push_macro("PLAYERKEYBINDS_DO_IO") -#undef PLAYERKEYBINDS_DO_IO -#define PLAYERKEYBINDS_DO_IO(function, fieldPrefix) \ - function(file, "left=%d\n", fieldPrefix keybinds.keyLeft); \ - function(file, "right=%d\n", fieldPrefix keybinds.keyRight); \ - function(file, "jump=%d\n", fieldPrefix keybinds.keyJump); \ - function(file, "attack=%d\n", fieldPrefix keybinds.keyAttack); - -static FILE* OpenPlayerConfigFile(Player* player, Utils::IoMode mode) { - char path[2048]; - snprintf(path, sizeof(path), "%s/player%d.txt", AppConfig::dataDir.c_str(), player->GetId()); - - return Utils::OpenCstdioFile(path, mode); -} - -bool Player::LoadFromFile() { - auto file = OpenPlayerConfigFile(this, Utils::Read); - if (!file) return false; - DEFER { fclose(file); }; - - // TODO input validation - PLAYERKEYBINDS_DO_IO(fscanf, &); - - return true; -} - -bool Player::SaveToFile() { - auto file = OpenPlayerConfigFile(this, Utils::WriteTruncate); - if (!file) return false; - DEFER { fclose(file); }; - - PLAYERKEYBINDS_DO_IO(fprintf, ); - - return true; -} -#pragma pop_macro("PLAYERKEYBINDS_DO_IO") diff --git a/source/Game/Player.hpp b/source/Game/Player.hpp deleted file mode 100644 index d003a25..0000000 --- a/source/Game/Player.hpp +++ /dev/null @@ -1,55 +0,0 @@ -#pragma once - -#include "GameObject.hpp" -#include "Material.hpp" -#include "RcPtr.hpp" -#include "Sprite.hpp" - -#define GLFW_INCLUDE_NONE -#include <GLFW/glfw3.h> - -#include <span> -#include <vector> - -struct PlayerKeyBinds { - int keyLeft = GLFW_KEY_A; - int keyRight = GLFW_KEY_D; - int keyJump = GLFW_KEY_SPACE; - int keyAttack = GLFW_KEY_J; - - bool pressedLeft = 0; - bool pressedRight = 0; - bool pressedJump = 0; - bool pressedAttack = 0; - - std::span<int> GetKeyArray(); - std::span<bool> GetKeyStatusArray(); -}; - -class Player : public GameObject { -public: - std::vector<GLFWkeyboard*> boundKeyboards; - PlayerKeyBinds keybinds; - Sprite sprite; - RenderObject renderObject; - int mId; - -public: - Player(GameWorld* world, int id); - - virtual void Awaken() override; - virtual void Resleep() override; - virtual void Update() override; - - Material* GetMaterial() const; - void SetMaterial(Material* material); - virtual std::span<const RenderObject> GetRenderObjects() const override; - - int GetId() const { return mId; } - - void HandleKeyInput(int key, int action); - - // File is designated by player ID - bool LoadFromFile(); - bool SaveToFile(); -}; diff --git a/source/Game/Renderer.cpp b/source/Game/Renderer.cpp deleted file mode 100644 index 3497449..0000000 --- a/source/Game/Renderer.cpp +++ /dev/null @@ -1,170 +0,0 @@ -#include "Renderer.hpp" - -#include "GameObject.hpp" - -#include <cassert> -#include <glm/gtc/matrix_transform.hpp> -#include <glm/gtc/quaternion.hpp> -#include <glm/gtx/quaternion.hpp> - -RenderObject::RenderObject() - : mVao{ GL_NONE } { -} - -RenderObject::~RenderObject() { - DeleteGLObjects(); -} - -GLuint RenderObject::GetGLVao() const { - return mVao; -} - -void RenderObject::RebuildIfNecessary() { - if (mVao != GL_NONE) { - return; - } - - assert(mIndexBuf != nullptr); - assert(mVertexFormat != nullptr); - - glGenVertexArrays(1, &mVao); - glBindVertexArray(mVao); - - auto& vBindings = mVertexBufBinding.bindings; - auto& shaderInfo = mMaterial->GetShader()->GetInfo(); - - // Setup vertex buffers - for (auto& elm : mVertexFormat->elements) { - assert(elm.bindingIndex < vBindings.size()); - auto& buffer = vBindings[elm.bindingIndex]; - - int index = shaderInfo.FindInputLocation(elm.semantic); - if (index == -1) { - continue; - } - - glBindBuffer(GL_ARRAY_BUFFER, buffer->handle); - glEnableVertexAttribArray(index); - glVertexAttribPointer( - index, - Tags::VectorLenOf(elm.type), - Tags::FindGLType(elm.type), - Tags::IsNormalized(elm.type), - mVertexFormat->vertexSize, - (void*)(uintptr_t)elm.offset); - } - - // Setup index buffer - glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, mIndexBuf->handle); - - glBindVertexArray(GL_NONE); -} - -void RenderObject::SetMaterial(Material* material) { - mMaterial.Attach(material); - DeleteGLObjects(); -} - -void RenderObject::UpdateIndexBuffer(GpuIndexBuffer* indexBuffer) { - mIndexBuf.Attach(indexBuffer); - DeleteGLObjects(); -} - -void RenderObject::UpdateVertexFormat(VertexFormat* vertexFormat) { - mVertexFormat.Attach(vertexFormat); - DeleteGLObjects(); -} - -void RenderObject::UpdateVertexBufferBindings(BufferBindings** bindingsOut) { - *bindingsOut = &mVertexBufBinding; - DeleteGLObjects(); -} - -void RenderObject::SetFormat(VertexFormat* vertexFormat, Tags::IndexType indexFormat) { - mIndexBuf.Attach(new GpuIndexBuffer()); - mIndexBuf->indexType = indexFormat; - mIndexBuf->count = 0; - - mVertexFormat.Attach(vertexFormat); - mVertexBufBinding.Clear(); - for (auto& element : vertexFormat->elements) { - if (mVertexBufBinding.GetBinding(element.bindingIndex) == nullptr) { - mVertexBufBinding.SetBinding(element.bindingIndex, new GpuVertexBuffer()); - } - } -} - -void RenderObject::DeleteGLObjects() { - if (mVao != GL_NONE) { - glDeleteVertexArrays(1, &mVao); - mVao = GL_NONE; - } -} - -void Renderer::BeginFrame(Camera& camera, float currentTime, float deltaTime) { - assert(mInsideFrame == false); - mInsideFrame = true; - mFrame.camera = &camera; - mFrame.matrixView = camera.CalcViewMatrix(); - mFrame.matrixProj = camera.CalcProjectionMatrix(); - mFrame.time = currentTime; - mFrame.deltaTime = deltaTime; -} - -void Renderer::EndFrame() { - assert(mInsideFrame == true); - mInsideFrame = false; -} - -void Renderer::Draw(const RenderObject* objects, const GameObject* gameObject, size_t count) { - using namespace Tags; - - assert(mInsideFrame); - - auto vpMatrix = mFrame.matrixProj * mFrame.matrixView; - - // TODO shader grouping - // TODO material grouping - for (size_t i = 0; i < count; ++i) { - auto& object = objects[i]; - auto indexBuffer = object.GetIndexBuffer(); - auto mat = object.GetMaterial(); - auto shader = mat->GetShader(); - - glUseProgram(shader->GetProgram()); - - // Material uniforms - mat->UseUniforms(); - - // Next available texture unit ID after all material textures - int texIdx = mat->GetTextures().size(); - - // Autofill uniforms - if (shader->autofill_Transform != kInvalidLocation) { - glm::mat4 objectMatrix(1.0f); - objectMatrix = glm::translate(objectMatrix, gameObject->GetPos()); - objectMatrix *= glm::toMat4(gameObject->GetRotation()); - objectMatrix = glm::scale(objectMatrix, gameObject->GetScale()); - glm::mat4 transform = vpMatrix * objectMatrix; - - glUniformMatrix4fv(shader->autofill_Transform, 1, GL_FALSE, &transform[0][0]); - } - if (shader->autofill_Time != kInvalidLocation) { - glUniform1f(shader->autofill_Time, mFrame.time); - } - if (shader->autofill_DeltaTime != kInvalidLocation) { - glUniform1f(shader->autofill_DeltaTime, mFrame.deltaTime); - } - if (shader->autofill_TextureAtlas != kInvalidLocation && - object.autofill_TextureAtlas != nullptr) - { - glActiveTexture(GL_TEXTURE0 + texIdx); - glBindTexture(GL_TEXTURE_2D, object.autofill_TextureAtlas->GetHandle()); - glUniform1i(shader->autofill_TextureAtlas, texIdx); - ++texIdx; - } - - glBindVertexArray(object.GetGLVao()); - glDrawElements(GL_TRIANGLES, indexBuffer->count, indexBuffer->GetIndexTypeGL(), 0); - } -} diff --git a/source/Game/Renderer.hpp b/source/Game/Renderer.hpp deleted file mode 100644 index 98a9f28..0000000 --- a/source/Game/Renderer.hpp +++ /dev/null @@ -1,68 +0,0 @@ -#pragma once - -#include "Camera.hpp" -#include "Material.hpp" -#include "RcPtr.hpp" -#include "VertexIndex.hpp" - -#include <glad/glad.h> -#include <cstddef> -#include <glm/glm.hpp> - -// TODO add optional support for OpenGL separate attrib binding & only depend on vertex format - -class GameObject; - -class RenderObject { -public: - RcPtr<Texture> autofill_TextureAtlas; - -private: - RcPtr<Material> mMaterial; - RcPtr<GpuIndexBuffer> mIndexBuf; - RcPtr<VertexFormat> mVertexFormat; - BufferBindings mVertexBufBinding; - GLuint mVao; - -public: - RenderObject(); - ~RenderObject(); - - GLuint GetGLVao() const; - void RebuildIfNecessary(); - - Material* GetMaterial() const { return mMaterial.Get(); } - void SetMaterial(Material* material); - - GpuIndexBuffer* GetIndexBuffer() const { return mIndexBuf.Get(); } - const VertexFormat* GetVertexFormat() const { return mVertexFormat.Get(); } - const BufferBindings& GetVertexBufferBindings() const { return mVertexBufBinding; } - void UpdateIndexBuffer(GpuIndexBuffer* indexBuffer); - void UpdateVertexFormat(VertexFormat* vertexFormat); - // Assumes the fetched BufferBinding object is modified - void UpdateVertexBufferBindings(BufferBindings** bindingsOut); - void SetFormat(VertexFormat* vertexFormat, Tags::IndexType indexFormat); - -private: - void DeleteGLObjects(); -}; - -struct RendererFrameInfo { - Camera* camera; - glm::mat4 matrixView; - glm::mat4 matrixProj; - float time; - float deltaTime; -}; - -class Renderer { -private: - RendererFrameInfo mFrame; - bool mInsideFrame = false; - -public: - void BeginFrame(Camera& camera, float currentTime, float deltaTime); - const RendererFrameInfo& GetLastFrameInfo() const { return mFrame; } - void Draw(const RenderObject* objects, const GameObject* gameObject, size_t count); - void EndFrame(); -}; diff --git a/source/Game/SceneThings.cpp b/source/Game/SceneThings.cpp deleted file mode 100644 index 3fa0436..0000000 --- a/source/Game/SceneThings.cpp +++ /dev/null @@ -1,142 +0,0 @@ -#include "SceneThings.hpp" - -#include "CommonVertexIndex.hpp" -#include "Rect.hpp" - -#include <utility> - -SimpleGeometryObject::SimpleGeometryObject(GameWorld* world) - : GameObject(KD_SimpleGeometry, world) - , mRenderObject() - , mSize{ 1.0f, 1.0f, 1.0f } - , mXFaceColor(kXAxisColor) - , mYFaceColor(kYAxisColor) - , mZFaceColor(kZAxisColor) - , mNeedsRebuildMesh{ true } { - mRenderObject.SetMaterial(gDefaultMaterial.Get()); - mRenderObject.SetFormat(gVformatStandard.Get(), Tags::IT_16Bit); - mRenderObject.RebuildIfNecessary(); -} - -void SimpleGeometryObject::SetSize(glm::vec3 size) { - mSize = size; - mNeedsRebuildMesh = true; -} - -void SimpleGeometryObject::SetXFaceColor(RgbaColor color) { - mXFaceColor = color; - mNeedsRebuildMesh = true; -} - -void SimpleGeometryObject::SetYFaceColor(RgbaColor color) { - mYFaceColor = color; - mNeedsRebuildMesh = true; -} - -void SimpleGeometryObject::SetZFaceColor(RgbaColor color) { - mZFaceColor = color; - mNeedsRebuildMesh = true; -} - -std::span<const RenderObject> SimpleGeometryObject::GetRenderObjects() const { - using namespace Tags; - - if (mNeedsRebuildMesh) { - mNeedsRebuildMesh = false; - - Vertex_PTC vertices[4 /*vertices per face*/ * 6 /*faces*/]; - uint16_t indices[3 /*indices per triangle*/ * 2 /*triangles per face*/ * 6 /*faces*/]; - - auto extents = mSize / 2.0f; - - int faceGenVerticesIdx = 0; - int faceGenIndicesIdx = 0; - auto GenerateFace = [&](glm::vec3 faceCenter, glm::vec3 firstExtentVec, glm::vec3 secondExtentVec, RgbaColor color) { - // Generates (if viewing top down on the face): bottom left, top left, bottom right, top right - // (-1, -1) , (-1, 1) , (1, -1) , (1, 1) - // idx=0 , idx=1 , idx=2 , idx=3 - - // These are index offsets, see above comment - constexpr int kBottomLeft = 0; - constexpr int kTopLeft = 1; - constexpr int kBottomRight = 2; - constexpr int kTopRight = 3; - - int startVertIdx = faceGenVerticesIdx; - for (float firstDir : { -1, 1 }) { - for (float secondDir : { -1, 1 }) { - auto vertPos = faceCenter + firstExtentVec * firstDir + secondExtentVec * secondDir; - auto& vert = vertices[faceGenVerticesIdx]; - vert.x = vertPos.x; - vert.y = vertPos.y; - vert.z = vertPos.z; - vert.r = color.r; - vert.g = color.g; - vert.b = color.b; - vert.a = color.a; - faceGenVerticesIdx += 1; - } - } - - // Triangle #1 - indices[faceGenIndicesIdx++] = startVertIdx + kTopRight; - indices[faceGenIndicesIdx++] = startVertIdx + kTopLeft; - indices[faceGenIndicesIdx++] = startVertIdx + kBottomLeft; - // Triangle #2 - indices[faceGenIndicesIdx++] = startVertIdx + kTopRight; - indices[faceGenIndicesIdx++] = startVertIdx + kBottomLeft; - indices[faceGenIndicesIdx++] = startVertIdx + kBottomRight; - }; - for (int xDir : { -1, 1 }) { - float x = xDir * extents.x; - GenerateFace(glm::vec3(x, 0, 0), glm::vec3(0, 0, extents.z), glm::vec3(0, extents.y, 0), mXFaceColor); - } - for (int yDir : { -1, 1 }) { - float y = yDir * extents.y; - GenerateFace(glm::vec3(0, y, 0), glm::vec3(extents.x, 0, 0), glm::vec3(0, 0, extents.z), mYFaceColor); - } - for (int zDir : { -1, 1 }) { - float z = zDir * extents.z; - GenerateFace(glm::vec3(0, 0, z), glm::vec3(extents.x, 0, 0), glm::vec3(0, extents.y, 0), mZFaceColor); - } - - for (auto& vert : vertices) { - vert.u = 0.0f; - vert.v = 0.0f; - } - - mRenderObject.GetVertexBufferBindings().bindings[0]->Upload((const std::byte*)vertices, sizeof(vertices)); - mRenderObject.GetIndexBuffer()->Upload((const std::byte*)indices, IT_16Bit, std::size(indices)); - } - - return { &mRenderObject, 1 }; -} - -BuildingObject::BuildingObject(GameWorld* world) - : GameObject(KD_Building, world) { - mRenderObject.SetMaterial(gDefaultMaterial.Get()); - mRenderObject.SetFormat(gVformatStandard.Get(), Tags::IT_32Bit); - mRenderObject.RebuildIfNecessary(); -} - -// void BuildingObject::SetMeshMaterial(Material* material) { -// mMaterial.Attach(material); -// // TODO update render -// } - -// const Material* BuildingObject::GetMeshMaterial() const { -// return mMaterial.Get(); -// } - -// void BuildingObject::SetMesh(GpuMesh* mesh) { -// mMesh.Attach(mesh); -// // TODO update render -// } - -// const GpuMesh* BuildingObject::GetMesh() const { -// return mMesh.Get(); -// } - -std::span<const RenderObject> BuildingObject::GetRenderObjects() const { - return { &mRenderObject, 1 }; -} diff --git a/source/Game/SceneThings.hpp b/source/Game/SceneThings.hpp deleted file mode 100644 index c261fbb..0000000 --- a/source/Game/SceneThings.hpp +++ /dev/null @@ -1,46 +0,0 @@ -#pragma once - -#include "Color.hpp" -#include "GameObject.hpp" -#include "Renderer.hpp" - -#include <glm/glm.hpp> -#include <vector> - -class SimpleGeometryObject : public GameObject { -private: - RenderObject mRenderObject; - glm::vec3 mSize; - RgbaColor mXFaceColor; - RgbaColor mYFaceColor; - RgbaColor mZFaceColor; - mutable bool mNeedsRebuildMesh ; - -public: - SimpleGeometryObject(GameWorld* world); - - glm::vec3 GetSize() const { return mSize; } - void SetSize(glm::vec3 size); - RgbaColor GetXFaceColor() const { return mXFaceColor; } - void SetXFaceColor(RgbaColor color); - RgbaColor GetYFaceColor() const { return mYFaceColor; } - void SetYFaceColor(RgbaColor color); - RgbaColor GetZFaceColor() const { return mZFaceColor; } - void SetZFaceColor(RgbaColor color); - virtual std::span<const RenderObject> GetRenderObjects() const override; -}; - -class BuildingObject : public GameObject { -private: - RenderObject mRenderObject; - -public: - BuildingObject(GameWorld* world); - - // TODO - // void SetMeshMaterial(Material* material); - // virtual const Material* GetMeshMaterial() const override; - // void SetMesh(GpuMesh* mesh); - // virtual const GpuMesh* GetMesh() const override; - virtual std::span<const RenderObject> GetRenderObjects() const override; -}; diff --git a/source/Game/Shader.cpp b/source/Game/Shader.cpp deleted file mode 100644 index 4a58635..0000000 --- a/source/Game/Shader.cpp +++ /dev/null @@ -1,773 +0,0 @@ -#include "Shader.hpp" - -#include "AppConfig.hpp" - -#include <Metadata.hpp> -#include <RapidJsonHelper.hpp> -#include <ScopeGuard.hpp> -#include <Utils.hpp> - -#include <imgui.h> -#include <misc/cpp/imgui_stdlib.h> -#include <rapidjson/document.h> -#include <cassert> -#include <cstddef> -#include <cstdlib> -#include <utility> - -using namespace std::literals; - -void ShaderMathVariable::ShowInfo() const { - ImGui::BulletText("Location: %d\nName: %s\nSemantic: %.*s\nType: %.*s %dx%d", - location, - name.c_str(), - PRINTF_STRING_VIEW(Metadata::EnumToString(semantic)), - PRINTF_STRING_VIEW(Tags::GLTypeToString(scalarType)), - width, - height); -} - -void ShaderSamplerVariable::ShowInfo() const { - ImGui::BulletText("Location: %d\nName: %s\nSemantic: %.*s\nType: Sampler", - location, - name.c_str(), - PRINTF_STRING_VIEW(Metadata::EnumToString(semantic))); -} - -bool ShaderThingId::IsValid() const { - return kind == KD_Invalid; -} - -namespace ProjectBrussel_UNITY_ID { -GLuint FindLocation(const std::vector<ShaderMathVariable>& vars, Tags::VertexElementSemantic semantic) { - for (auto& var : vars) { - if (var.semantic == semantic) { - return var.location; - } - } - return Tags::kInvalidLocation; -} - -constexpr auto kAfnTransform = "transform"; -constexpr auto kAfnTime = "time"; -constexpr auto kAfnDeltaTime = "deltaTime"; -constexpr auto kAfnTextureAtlas = "textureAtlas"; - -void InitAutoFill(const char* name, GLuint program, GLuint& location) { - GLint result = glGetUniformLocation(program, name); - if (result != -1) { - location = result; - } -} - -void InitAutoFills(Shader& shader) { - GLuint pg = shader.GetProgram(); - InitAutoFill(kAfnTransform, pg, shader.autofill_Transform); - InitAutoFill(kAfnTime, pg, shader.autofill_Time); - InitAutoFill(kAfnDeltaTime, pg, shader.autofill_DeltaTime); - InitAutoFill(kAfnTextureAtlas, pg, shader.autofill_TextureAtlas); -} -} // namespace ProjectBrussel_UNITY_ID - -GLuint ShaderInfo::FindInputLocation(Tags::VertexElementSemantic semantic) { - using namespace ProjectBrussel_UNITY_ID; - return FindLocation(inputs, semantic); -} - -GLuint ShaderInfo::FindOutputLocation(Tags::VertexElementSemantic semantic) { - using namespace ProjectBrussel_UNITY_ID; - return FindLocation(outputs, semantic); -} - -ShaderVariable* ShaderInfo::FindVariable(const ShaderThingId& thing) { - switch (thing.kind) { - case ShaderThingId::KD_Input: return &inputs[thing.index]; - case ShaderThingId::KD_Output: return &outputs[thing.index]; - case ShaderThingId::KD_Uniform: return uniforms[thing.index].get(); - case ShaderThingId::KD_Invalid: break; - } - return nullptr; -} - -Shader::Shader() { -} - -Shader::~Shader() { - glDeleteProgram(mProgram); -} - -namespace ProjectBrussel_UNITY_ID { -// Grabs section [begin, end) -Shader::ErrorCode CreateShader(GLuint& out, const char* src, int beginIdx, int endIdx, GLenum type) { - out = glCreateShader(type); - - const GLchar* begin = &src[beginIdx]; - const GLint len = endIdx - beginIdx; - glShaderSource(out, 1, &begin, &len); - - glCompileShader(out); - GLint compileStatus; - glGetShaderiv(out, GL_COMPILE_STATUS, &compileStatus); - if (compileStatus == GL_FALSE) { - GLint len; - glGetShaderiv(out, GL_INFO_LOG_LENGTH, &len); - - std::string log(len, '\0'); - glGetShaderInfoLog(out, len, nullptr, log.data()); - - return Shader ::EC_CompilationFailed; - } - - return Shader::EC_Success; -} - -Shader::ErrorCode CreateShader(GLuint& out, std::string_view str, GLenum type) { - return CreateShader(out, str.data(), 0, str.size(), type); -} - -Shader::ErrorCode LinkShaderProgram(GLuint program) { - glLinkProgram(program); - GLint linkStatus; - glGetProgramiv(program, GL_LINK_STATUS, &linkStatus); - if (linkStatus == GL_FALSE) { - GLint len; - glGetProgramiv(program, GL_INFO_LOG_LENGTH, &len); - - std::string log(len, '\0'); - glGetProgramInfoLog(program, len, nullptr, log.data()); - - return Shader::EC_LinkingFailed; - } - - return Shader::EC_Success; -} -} // namespace ProjectBrussel_UNITY_ID - -#define CATCH_ERROR_IMPL(x, name) \ - auto name = x; \ - if (name != Shader::EC_Success) { \ - return name; \ - } -#define CATCH_ERROR(x) CATCH_ERROR_IMPL(x, UNIQUE_NAME(result)) - -Shader::ErrorCode Shader::InitFromSources(const ShaderSources& sources) { - using namespace ProjectBrussel_UNITY_ID; - - if (IsValid()) { - return EC_AlreadyInitialized; - } - - GLuint program = glCreateProgram(); - ScopeGuard sg = [&]() { glDeleteProgram(program); }; - - GLuint vertex = 0; - DEFER { glDeleteShader(vertex); }; - if (!sources.vertex.empty()) { - CATCH_ERROR(CreateShader(vertex, sources.vertex, GL_VERTEX_SHADER)); - glAttachShader(program, vertex); - } - - GLuint geometry = 0; - DEFER { glDeleteShader(geometry); }; - if (!sources.geometry.empty()) { - CATCH_ERROR(CreateShader(geometry, sources.geometry, GL_GEOMETRY_SHADER)); - glAttachShader(program, geometry); - } - - GLuint tessControl = 0; - DEFER { glDeleteShader(tessControl); }; - if (!sources.tessControl.empty()) { - CATCH_ERROR(CreateShader(tessControl, sources.tessControl, GL_TESS_CONTROL_SHADER)); - glAttachShader(program, tessControl); - } - - GLuint tessEval = 0; - DEFER { glDeleteShader(tessEval); }; - if (!sources.tessEval.empty()) { - CATCH_ERROR(CreateShader(tessEval, sources.tessEval, GL_TESS_EVALUATION_SHADER)); - glAttachShader(program, tessEval); - } - - GLuint fragment = 0; - DEFER { glDeleteShader(fragment); }; - if (!sources.fragment.empty()) { - CATCH_ERROR(CreateShader(fragment, sources.fragment, GL_FRAGMENT_SHADER)); - glAttachShader(program, fragment); - } - - CATCH_ERROR(LinkShaderProgram(program)); - - sg.Dismiss(); - mProgram = program; - - InitAutoFills(*this); - - return EC_Success; -} - -Shader::ErrorCode Shader::InitFromSource(std::string_view source) { - using namespace ProjectBrussel_UNITY_ID; - - GLuint vertex = 0; - DEFER { glDeleteShader(vertex); }; - - GLuint geometry = 0; - DEFER { glDeleteShader(geometry); }; - - GLuint tessControl = 0; - DEFER { glDeleteShader(tessControl); }; - - GLuint tessEval = 0; - DEFER { glDeleteShader(tessEval); }; - - GLuint fragment = 0; - DEFER { glDeleteShader(fragment); }; - - int prevBegin = -1; // Excluding #type marker - int prevEnd = -1; // [begin, end) - std::string prevShaderVariant; - - auto CommitSection = [&]() -> ErrorCode { - if (prevBegin == -1 || prevEnd == -1) { - // Not actually "succeeding" here, but we just want to skip this call and continue - return EC_Success; - } - - if (prevShaderVariant == "vertex" && !vertex) { - CATCH_ERROR(CreateShader(vertex, source.data(), prevBegin, prevEnd, GL_VERTEX_SHADER)); - } else if (prevShaderVariant == "geometry" && !geometry) { - CATCH_ERROR(CreateShader(geometry, source.data(), prevBegin, prevEnd, GL_GEOMETRY_SHADER)); - } else if (prevShaderVariant == "tessellation_control" && !tessControl) { - CATCH_ERROR(CreateShader(tessControl, source.data(), prevBegin, prevEnd, GL_TESS_CONTROL_SHADER)); - } else if (prevShaderVariant == "tessellation_evaluation" && !tessEval) { - CATCH_ERROR(CreateShader(tessEval, source.data(), prevBegin, prevEnd, GL_TESS_EVALUATION_SHADER)); - } else if (prevShaderVariant == "fragment" && !fragment) { - CATCH_ERROR(CreateShader(fragment, source.data(), prevBegin, prevEnd, GL_FRAGMENT_SHADER)); - } else { - return EC_InvalidShaderVariant; - } - - prevBegin = -1; - prevEnd = -1; - prevShaderVariant.clear(); - - return EC_Success; - }; - - constexpr const char* kMarker = "#type "; - bool matchingDirective = true; // If true, we are matching marker pattern; if false, we are accumulating shader variant identifier - int matchIndex = 0; // Current index of the pattern trying to match - std::string shaderVariant; - - // Don't use utf8 iterator, shader sources are expected to be ASCII only - for (size_t i = 0; i < source.size(); ++i) { - char c = source[i]; - - if (matchingDirective) { - if (c == kMarker[matchIndex]) { - // Matched the expected character, go to next char in pattern - matchIndex++; - - // If we are at the end of the marker pattern... - if (kMarker[matchIndex] == '\0') { - matchingDirective = false; - matchIndex = 0; - continue; - } - - // This might be a shader variant directive -> might be end of a section - if (c == '#') { - prevEnd = i; - continue; - } - } else { - // Unexpected character, rollback to beginning - matchIndex = 0; - } - } else { - if (c == '\n') { - // Found complete shader variant directive - - CATCH_ERROR(CommitSection()); // Try commit section, for the first apparent of #type this should do nothing, as `prevEnd` will still be -1 - prevBegin = i + 1; // +1 to skip new line (technically not needed) - prevShaderVariant = std::move(shaderVariant); - - matchingDirective = true; - shaderVariant.clear(); - } else { - // Simply accumulate to shader variant buffer - shaderVariant += c; - } - } - } - - // Commit the last section - prevEnd = static_cast<int>(source.size()); - CATCH_ERROR(CommitSection()); - - GLuint program = glCreateProgram(); - ScopeGuard sg = [&]() { glDeleteProgram(program); }; - - if (vertex) glAttachShader(program, vertex); - if (geometry) glAttachShader(program, geometry); - if (tessControl) glAttachShader(program, tessControl); - if (tessEval) glAttachShader(program, tessEval); - if (fragment) glAttachShader(program, fragment); - - CATCH_ERROR(LinkShaderProgram(program)); - - sg.Dismiss(); - mProgram = program; - - InitAutoFills(*this); - - return EC_Success; -} - -#undef CATCH_ERROR - -namespace ProjectBrussel_UNITY_ID { -bool QueryMathInfo(GLenum type, GLenum& scalarType, int& width, int& height) { - auto DoOutput = [&](GLenum scalarTypeIn, int widthIn, int heightIn) { - width = widthIn; - height = heightIn; - scalarType = scalarTypeIn; - }; - - switch (type) { - case GL_FLOAT: - case GL_DOUBLE: - case GL_INT: - case GL_UNSIGNED_INT: - case GL_BOOL: { - DoOutput(type, 1, 1); - return true; - } - - case GL_FLOAT_VEC2: DoOutput(GL_FLOAT, 1, 2); return true; - case GL_FLOAT_VEC3: DoOutput(GL_FLOAT, 1, 3); return true; - case GL_FLOAT_VEC4: DoOutput(GL_FLOAT, 1, 4); return true; - case GL_DOUBLE_VEC2: DoOutput(GL_DOUBLE, 1, 2); return true; - case GL_DOUBLE_VEC3: DoOutput(GL_DOUBLE, 1, 3); return true; - case GL_DOUBLE_VEC4: DoOutput(GL_DOUBLE, 1, 4); return true; - case GL_INT_VEC2: DoOutput(GL_INT, 1, 2); return true; - case GL_INT_VEC3: DoOutput(GL_INT, 1, 3); return true; - case GL_INT_VEC4: DoOutput(GL_INT, 1, 4); return true; - case GL_UNSIGNED_INT_VEC2: DoOutput(GL_UNSIGNED_INT, 1, 2); return true; - case GL_UNSIGNED_INT_VEC3: DoOutput(GL_UNSIGNED_INT, 1, 3); return true; - case GL_UNSIGNED_INT_VEC4: DoOutput(GL_UNSIGNED_INT, 1, 4); return true; - case GL_BOOL_VEC2: DoOutput(GL_BOOL, 1, 2); return true; - case GL_BOOL_VEC3: DoOutput(GL_BOOL, 1, 3); return true; - case GL_BOOL_VEC4: DoOutput(GL_BOOL, 1, 4); return true; - - case GL_FLOAT_MAT2: DoOutput(GL_FLOAT, 2, 2); return true; - case GL_FLOAT_MAT3: DoOutput(GL_FLOAT, 3, 3); return true; - case GL_FLOAT_MAT4: DoOutput(GL_FLOAT, 4, 4); return true; - case GL_FLOAT_MAT2x3: DoOutput(GL_FLOAT, 2, 3); return true; - case GL_FLOAT_MAT2x4: DoOutput(GL_FLOAT, 2, 4); return true; - case GL_FLOAT_MAT3x2: DoOutput(GL_FLOAT, 3, 2); return true; - case GL_FLOAT_MAT3x4: DoOutput(GL_FLOAT, 3, 4); return true; - case GL_FLOAT_MAT4x2: DoOutput(GL_FLOAT, 4, 2); return true; - case GL_FLOAT_MAT4x3: DoOutput(GL_FLOAT, 4, 3); return true; - - case GL_DOUBLE_MAT2: DoOutput(GL_DOUBLE, 2, 2); return true; - case GL_DOUBLE_MAT3: DoOutput(GL_DOUBLE, 3, 3); return true; - case GL_DOUBLE_MAT4: DoOutput(GL_DOUBLE, 4, 4); return true; - case GL_DOUBLE_MAT2x3: DoOutput(GL_DOUBLE, 2, 3); return true; - case GL_DOUBLE_MAT2x4: DoOutput(GL_DOUBLE, 2, 4); return true; - case GL_DOUBLE_MAT3x2: DoOutput(GL_DOUBLE, 3, 2); return true; - case GL_DOUBLE_MAT3x4: DoOutput(GL_DOUBLE, 3, 4); return true; - case GL_DOUBLE_MAT4x2: DoOutput(GL_DOUBLE, 4, 2); return true; - case GL_DOUBLE_MAT4x3: DoOutput(GL_DOUBLE, 4, 3); return true; - } - - return false; -} - -bool QuerySamplerInfo(GLenum type) { - switch (type) { - case GL_SAMPLER_1D: - case GL_SAMPLER_2D: - case GL_SAMPLER_3D: - case GL_SAMPLER_CUBE: - case GL_SAMPLER_1D_SHADOW: - case GL_SAMPLER_2D_SHADOW: - case GL_SAMPLER_1D_ARRAY: - case GL_SAMPLER_2D_ARRAY: - case GL_SAMPLER_1D_ARRAY_SHADOW: - case GL_SAMPLER_2D_ARRAY_SHADOW: - case GL_SAMPLER_2D_MULTISAMPLE: - case GL_SAMPLER_2D_MULTISAMPLE_ARRAY: - case GL_SAMPLER_CUBE_SHADOW: - case GL_SAMPLER_BUFFER: - case GL_SAMPLER_2D_RECT: - case GL_SAMPLER_2D_RECT_SHADOW: - - case GL_INT_SAMPLER_1D: - case GL_INT_SAMPLER_2D: - case GL_INT_SAMPLER_3D: - case GL_INT_SAMPLER_CUBE: - case GL_INT_SAMPLER_1D_ARRAY: - case GL_INT_SAMPLER_2D_ARRAY: - case GL_INT_SAMPLER_2D_MULTISAMPLE: - case GL_INT_SAMPLER_2D_MULTISAMPLE_ARRAY: - case GL_INT_SAMPLER_BUFFER: - case GL_INT_SAMPLER_2D_RECT: - - case GL_UNSIGNED_INT_SAMPLER_1D: - case GL_UNSIGNED_INT_SAMPLER_2D: - case GL_UNSIGNED_INT_SAMPLER_3D: - case GL_UNSIGNED_INT_SAMPLER_CUBE: - case GL_UNSIGNED_INT_SAMPLER_1D_ARRAY: - case GL_UNSIGNED_INT_SAMPLER_2D_ARRAY: - case GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE: - case GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE_ARRAY: - case GL_UNSIGNED_INT_SAMPLER_BUFFER: - case GL_UNSIGNED_INT_SAMPLER_2D_RECT: - return true; - } - - return false; -} - -std::unique_ptr<ShaderVariable> CreateVariable(GLenum type, GLuint loc) { - GLenum scalarType; - int width; - int height; - if (QueryMathInfo(type, scalarType, width, height)) { - auto res = std::make_unique<ShaderMathVariable>(); - res->location = loc; - res->scalarType = type; - res->width = width; - res->height = height; - return res; - } - - if (QuerySamplerInfo(type)) { - auto res = std::make_unique<ShaderSamplerVariable>(); - res->location = loc; - res->type = type; - return res; - } - - return nullptr; -} -} // namespace ProjectBrussel_UNITY_ID - -bool Shader::GatherInfoShaderIntrospection() { - using namespace ProjectBrussel_UNITY_ID; - - mInfo = {}; - - // TODO handle differnt types of variables with the same name - - // TODO work with OpenGL < 4.3, possibly with glslang - return true; - - int inputCount; - glGetProgramInterfaceiv(mProgram, GL_PROGRAM_INPUT, GL_ACTIVE_RESOURCES, &inputCount); - int outputCount; - glGetProgramInterfaceiv(mProgram, GL_PROGRAM_OUTPUT, GL_ACTIVE_RESOURCES, &outputCount); - int uniformBlockCount; - glGetProgramInterfaceiv(mProgram, GL_UNIFORM_BLOCK, GL_ACTIVE_RESOURCES, &uniformBlockCount); - int uniformCount; - glGetProgramInterfaceiv(mProgram, GL_UNIFORM, GL_ACTIVE_RESOURCES, &uniformCount); - - // Gather inputs - auto GatherMathVars = [&](int count, GLenum resourceType, ShaderThingId::Kind resourceKind, std::vector<ShaderMathVariable>& list) { - for (int i = 0; i < count; ++i) { - const GLenum query[] = { GL_NAME_LENGTH, GL_TYPE, GL_LOCATION, GL_TOP_LEVEL_ARRAY_SIZE }; - GLint props[std::size(query)]; - glGetProgramResourceiv(mProgram, resourceType, i, std::size(query), query, std::size(props), nullptr, props); - auto& nameLength = props[0]; - auto& type = props[1]; - auto& loc = props[2]; - auto& arrayLength = props[3]; - - std::string fieldName(nameLength - 1, '\0'); - glGetProgramResourceName(mProgram, GL_UNIFORM, i, nameLength, nullptr, fieldName.data()); - - mInfo.things.try_emplace(fieldName, ShaderThingId{ resourceKind, i }); - - auto& thing = list.emplace_back(); - thing.name = std::move(fieldName); - thing.arrayLength = arrayLength; - QueryMathInfo(type, thing.scalarType, thing.width, thing.height); - } - }; - GatherMathVars(inputCount, GL_PROGRAM_INPUT, ShaderThingId::KD_Input, mInfo.inputs); - GatherMathVars(outputCount, GL_PROGRAM_OUTPUT, ShaderThingId::KD_Output, mInfo.outputs); - - // Gather uniform variables - for (int i = 0; i < uniformCount; ++i) { - const GLenum query[] = { GL_BLOCK_INDEX, GL_NAME_LENGTH, GL_TYPE, GL_LOCATION, GL_TOP_LEVEL_ARRAY_SIZE }; - GLint props[std::size(query)]; - glGetProgramResourceiv(mProgram, GL_UNIFORM, i, std::size(query), query, std::size(props), nullptr, props); - auto& blockIndex = props[0]; // Index in interface block - if (blockIndex != -1) { // If this is an interface block uniform, skip because it will be handled by our uniform blocks inspector - continue; - } - auto& nameLength = props[1]; - auto& type = props[2]; - auto& loc = props[3]; - auto& arrayLength = props[4]; - - std::string fieldName(nameLength - 1, '\0'); - glGetProgramResourceName(mProgram, GL_UNIFORM, i, nameLength, nullptr, fieldName.data()); - - mInfo.things.try_emplace(fieldName, ShaderThingId{ ShaderThingId::KD_Uniform, i }); - mInfo.uniforms.push_back(CreateVariable(type, loc)); - } - - return true; -} - -bool Shader::IsValid() const { - return mProgram != 0; -} - -namespace ProjectBrussel_UNITY_ID { -void WriteShaderVariable(rapidjson::Value& value, rapidjson::Document& root, const ShaderVariable& var) { - value.AddMember("Name", var.name, root.GetAllocator()); - value.AddMember("Semantic", rapidjson::StringRef(Metadata::EnumToString(var.semantic)), root.GetAllocator()); - value.AddMember("OpenGLLocation", var.location, root.GetAllocator()); -} - -bool ReadShaderVariable(const rapidjson::Value& value, ShaderVariable& var) { - using namespace Tags; - - BRUSSEL_JSON_GET(value, "Name", std::string, var.name, return false); - { // Semantic - auto rvSemantic = rapidjson::GetProperty(value, rapidjson::kStringType, "Semantic"sv); - if (!rvSemantic) { - var.semantic = VES_Generic; - } else { - auto str = rapidjson::AsStringView(*rvSemantic); - auto lookup = Metadata::EnumFromString<VertexElementSemantic>(str); - var.semantic = lookup.value_or(VES_Generic); - } - } - BRUSSEL_JSON_GET_DEFAULT(value, "OpenGLLocation", int, var.location, 0); - return true; -} - -void WriteShaderMathVariable(rapidjson::Value& value, rapidjson::Document& root, const ShaderMathVariable& var) { - WriteShaderVariable(value, root, var); - value.AddMember("ScalarType", rapidjson::StringRef(Tags::GLTypeToString(var.scalarType)), root.GetAllocator()); - value.AddMember("Width", var.width, root.GetAllocator()); - value.AddMember("Height", var.height, root.GetAllocator()); - value.AddMember("ArrayLength", var.arrayLength, root.GetAllocator()); -} - -bool ReadShaderMathVariable(const rapidjson::Value& value, ShaderMathVariable& var) { - if (!ReadShaderVariable(value, var)) return false; - { - auto rvScalar = rapidjson::GetProperty(value, rapidjson::kStringType, "ScalarType"sv); - if (!rvScalar) return false; - var.scalarType = Tags::GLTypeFromString(rapidjson::AsStringView(*rvScalar)); - } - BRUSSEL_JSON_GET(value, "Width", int, var.width, return false); - BRUSSEL_JSON_GET(value, "Height", int, var.height, return false); - BRUSSEL_JSON_GET_DEFAULT(value, "ArrayLength", int, var.arrayLength, 1); - return true; -} - -void WriteShaderSamplerVariable(rapidjson::Value& value, rapidjson::Document& root, const ShaderSamplerVariable& var) { - WriteShaderVariable(value, root, var); - // TODO -} - -bool ReadShaderSamplerVariable(const rapidjson::Value& value, ShaderSamplerVariable& var) { - if (!ReadShaderVariable(value, var)) return false; - BRUSSEL_JSON_GET_DEFAULT(value, "ArrayLength", int, var.arrayLength, 1); - return true; -} -} // namespace ProjectBrussel_UNITY_ID - -IresShader::IresShader() - : IresObject(KD_Shader) { - InvalidateInstance(); -} - -Shader* IresShader::GetInstance() const { - return mInstance.Get(); -} - -void IresShader::InvalidateInstance() { - if (mInstance != nullptr) { - mInstance->mIres = nullptr; - } - mInstance.Attach(new Shader()); - mInstance->mIres = this; -} - -void IresShader::ShowEditor(IEditor& editor) { - using namespace Tags; - using namespace ProjectBrussel_UNITY_ID; - - IresObject::ShowEditor(editor); - - if (ImGui::Button("Gather info")) { - mInstance->GatherInfoShaderIntrospection(); - } - - if (ImGui::InputText("Source file", &mSourceFile, ImGuiInputTextFlags_EnterReturnsTrue)) { - InvalidateInstance(); - } - // In other cases, mSourceFile will be reverted to before edit - - // TODO macros - - ImGui::Separator(); - - auto& info = mInstance->GetInfo(); - if (ImGui::CollapsingHeader("General")) { - ImGui::Text("OpenGL program ID: %u", mInstance->GetProgram()); - } - if (ImGui::CollapsingHeader("Inputs")) { - for (auto& input : info.inputs) { - input.ShowInfo(); - } - } - if (ImGui::CollapsingHeader("Outputs")) { - for (auto& output : info.outputs) { - output.ShowInfo(); - } - } - if (ImGui::CollapsingHeader("Uniforms")) { - for (auto& uniform : info.uniforms) { - uniform->ShowInfo(); - } - if (auto loc = mInstance->autofill_Transform; loc != kInvalidLocation) { - ImGui::BulletText("(Autofill)\nLocation: %d\nName: %s", loc, kAfnTransform); - } - if (auto loc = mInstance->autofill_Time; loc != kInvalidLocation) { - ImGui::BulletText("(Autofill)\nLocation: %d\nName: %s", loc, kAfnTime); - } - if (auto loc = mInstance->autofill_DeltaTime; loc != kInvalidLocation) { - ImGui::BulletText("(Autofill)\nLocation: %d\nName: %s", loc, kAfnDeltaTime); - } - if (auto loc = mInstance->autofill_TextureAtlas; loc != kInvalidLocation) { - ImGui::BulletText("(Autofill)\nLocation: %d\nName: %s", loc, kAfnTextureAtlas); - } - } -} - -void IresShader::Write(IresWritingContext& ctx, rapidjson::Value& value, rapidjson::Document& root) const { - using namespace ProjectBrussel_UNITY_ID; - - IresObject::Write(ctx, value, root); - - auto& shaderInfo = mInstance->mInfo; - - value.AddMember("SourceFile", mSourceFile, root.GetAllocator()); - - auto SaveMathVars = [&](const char* name, const std::vector<ShaderMathVariable>& vars) { - rapidjson::Value rvThings(rapidjson::kArrayType); - for (auto& thing : vars) { - rapidjson::Value rvThing(rapidjson::kObjectType); - WriteShaderMathVariable(rvThing, root, thing); - - rvThings.PushBack(rvThing, root.GetAllocator()); - } - value.AddMember(rapidjson::StringRef(name), rvThings, root.GetAllocator()); - }; - SaveMathVars("Inputs", shaderInfo.inputs); - SaveMathVars("Outputs", shaderInfo.outputs); - - // TODO uniforms -} - -void IresShader::Read(IresLoadingContext& ctx, const rapidjson::Value& value) { - using namespace ProjectBrussel_UNITY_ID; - - IresObject::Read(ctx, value); - - auto rvSourceFile = rapidjson::GetProperty(value, rapidjson::kStringType, "SourceFile"sv); - if (!rvSourceFile) { - return; - } else { - this->mSourceFile = rapidjson::AsString(*rvSourceFile); - - char shaderFilePath[256]; - snprintf(shaderFilePath, sizeof(shaderFilePath), "%s/%s", AppConfig::assetDir.c_str(), rvSourceFile->GetString()); - - auto shaderFile = Utils::OpenCstdioFile(shaderFilePath, Utils::Read); - if (!shaderFile) return; - DEFER { fclose(shaderFile); }; - - fseek(shaderFile, 0, SEEK_END); - auto shaderFileSize = ftell(shaderFile); - rewind(shaderFile); - - // Also add \0 ourselves - auto buffer = std::make_unique<char[]>(shaderFileSize + 1); - fread(buffer.get(), shaderFileSize, 1, shaderFile); - buffer[shaderFileSize] = '\0'; - std::string_view source(buffer.get(), shaderFileSize); - - if (mInstance->InitFromSource(source) != Shader::EC_Success) { - return; - } - } - - auto& shaderInfo = mInstance->mInfo; - auto shaderProgram = mInstance->GetProgram(); - - auto LoadMathVars = [&](std::string_view name, ShaderThingId::Kind kind, std::vector<ShaderMathVariable>& vars) { - auto rvThings = rapidjson::GetProperty(value, rapidjson::kArrayType, name); - if (!rvThings) return; - - for (auto& rv : rvThings->GetArray()) { - if (!rv.IsObject()) continue; - ShaderMathVariable thing; - ReadShaderMathVariable(rv, thing); - - shaderInfo.things.try_emplace(thing.name, ShaderThingId{ kind, (int)vars.size() }); - vars.push_back(std::move(thing)); - } - }; - LoadMathVars("Inputs"sv, ShaderThingId::KD_Input, shaderInfo.inputs); - LoadMathVars("Outputs"sv, ShaderThingId::KD_Output, shaderInfo.outputs); - - auto rvUniforms = rapidjson::GetProperty(value, rapidjson::kArrayType, "Uniforms"sv); - if (!rvUniforms) return; - for (auto& rvUniform : rvUniforms->GetArray()) { - if (!rvUniform.IsObject()) continue; - - auto rvType = rapidjson::GetProperty(rvUniform, rapidjson::kStringType, "Type"sv); - if (!rvType) continue; - auto type = rapidjson::AsStringView(*rvType); - - auto rvValue = rapidjson::GetProperty(rvUniform, rapidjson::kObjectType, "Value"sv); - if (!rvValue) continue; - - bool autoFill; // TODO store autofill uniforms somewhere else - BRUSSEL_JSON_GET_DEFAULT(rvUniform, "AutoFill", bool, autoFill, false); - if (autoFill) continue; - - auto uniform = [&]() -> std::unique_ptr<ShaderVariable> { - if (type == "Math"sv) { - auto uniform = std::make_unique<ShaderMathVariable>(); - ReadShaderMathVariable(*rvValue, *uniform); - - return uniform; - } else if (type == "Sampler"sv) { - auto uniform = std::make_unique<ShaderSamplerVariable>(); - ReadShaderSamplerVariable(*rvValue, *uniform); - - return uniform; - } - - return nullptr; - }(); - if (uniform) { - shaderInfo.things.try_emplace(uniform->name, ShaderThingId{ ShaderThingId::KD_Uniform, (int)shaderInfo.uniforms.size() }); - shaderInfo.uniforms.emplace_back(std::move(uniform)); - } - } - - for (auto& uniform : shaderInfo.uniforms) { - uniform->location = glGetUniformLocation(shaderProgram, uniform->name.c_str()); - } -} diff --git a/source/Game/Shader.hpp b/source/Game/Shader.hpp deleted file mode 100644 index 707e6cc..0000000 --- a/source/Game/Shader.hpp +++ /dev/null @@ -1,173 +0,0 @@ -#pragma once - -#include "GraphicsTags.hpp" -#include "Ires.hpp" -#include "RcPtr.hpp" -#include "Utils.hpp" - -#include <glad/glad.h> -#include <robin_hood.h> -#include <memory> -#include <string_view> -#include <vector> - -// TODO move to variable after pattern matching is in the language - -// Forward declarations -class Shader; -class IresShader; - -struct ShaderVariable { - enum Kind { - KD_Math, - KD_Sampler, - }; - - std::string name; - Kind kind; - GLuint location; - Tags::VertexElementSemantic semantic = Tags::VES_Generic; - - virtual void ShowInfo() const = 0; - -protected: - ShaderVariable(Kind kind) - : kind{ kind } {} -}; - -struct ShaderMathVariable : public ShaderVariable { - GLenum scalarType; - int arrayLength; - int width; - int height; - - ShaderMathVariable() - : ShaderVariable(KD_Math) {} - - virtual void ShowInfo() const override; -}; - -struct ShaderSamplerVariable : public ShaderVariable { - GLenum type; - int arrayLength; - - ShaderSamplerVariable() - : ShaderVariable(KD_Sampler) {} - - virtual void ShowInfo() const override; -}; - -struct ShaderThingId { - enum Kind { - KD_Input, - KD_Output, - KD_Uniform, - KD_Invalid, - }; - - Kind kind = KD_Invalid; - int index = 0; - - bool IsValid() const; -}; - -struct ShaderInfo { - robin_hood::unordered_map<std::string, ShaderThingId, StringHash, StringEqual> things; - std::vector<ShaderMathVariable> inputs; - std::vector<ShaderMathVariable> outputs; - std::vector<std::unique_ptr<ShaderVariable>> uniforms; - - GLuint FindInputLocation(Tags::VertexElementSemantic semantic); - GLuint FindOutputLocation(Tags::VertexElementSemantic semantic); - ShaderVariable* FindVariable(const ShaderThingId& thing); -}; - -class Shader : public RefCounted { - friend class IresShader; - -private: - IresShader* mIres = nullptr; - ShaderInfo mInfo; - GLuint mProgram = 0; - -public: - GLuint autofill_Transform = Tags::kInvalidLocation; - GLuint autofill_Time = Tags::kInvalidLocation; - GLuint autofill_DeltaTime = Tags::kInvalidLocation; - GLuint autofill_TextureAtlas = Tags::kInvalidLocation; - -public: - Shader(); - ~Shader(); - Shader(const Shader&) = delete; - Shader& operator=(const Shader&) = delete; - Shader(Shader&&) = default; - Shader& operator=(Shader&&) = default; - - enum ErrorCode { - EC_Success, - /// Generated when Init*() functions are called on an already initialized Shader object. - EC_AlreadyInitialized, - /// Generated when the one-source-file text contains invalid or duplicate shader variants. - EC_InvalidShaderVariant, - EC_FileIoFailed, - EC_CompilationFailed, - EC_LinkingFailed, - }; - - struct ShaderSources { - std::string_view vertex; - std::string_view geometry; - std::string_view tessControl; - std::string_view tessEval; - std::string_view fragment; - }; - - /// Create shader by compiling each shader source file separately and then combining them together - /// into a Shader object. - ErrorCode InitFromSources(const ShaderSources& sources); - - /// The given text will be split into different shader sections according to #type directives, - /// and combined to form a Shader object. - /// For OpenGL, this process involves compililng each section separately and then linking them - /// together. - /// - /// There are a directive for each shader type - /// - `#type vertex`: Vertex shader - /// - `#type geometry`: Geometry shader - /// - `#type tessellation_control`: Tessellation control shader - /// - `#type tessellation_evaluation`: Tessellation evaluation shader - /// - `#type fragment`: Fragment shader - ErrorCode InitFromSource(std::string_view source); - - /// Rebuild info object using OpenGL shader introspection API. Requires OpenGL 4.3 or above. Overrides existing info object. - bool GatherInfoShaderIntrospection(); - const ShaderInfo& GetInfo() const { return mInfo; } - ShaderInfo& GetInfo() { return mInfo; } - /// If not empty, this name must not duplicate with any other shader object in the process. - GLuint GetProgram() const { return mProgram; } - - IresShader* GetIres() const { return mIres; } - - bool IsValid() const; -}; - -// Initialized in main() -inline RcPtr<Shader> gDefaultShader; - -class IresShader : public IresObject { -private: - RcPtr<Shader> mInstance; - std::string mSourceFile; - -public: - IresShader(); - - Shader* GetInstance() const; - void InvalidateInstance(); - - void ShowEditor(IEditor& editor) override; - - void Write(IresWritingContext& ctx, rapidjson::Value& value, rapidjson::Document& root) const override; - void Read(IresLoadingContext& ctx, const rapidjson::Value& value) override; -}; diff --git a/source/Game/Sprite.cpp b/source/Game/Sprite.cpp deleted file mode 100644 index 2b4923c..0000000 --- a/source/Game/Sprite.cpp +++ /dev/null @@ -1,328 +0,0 @@ -#include "Sprite.hpp" - -#include "AppConfig.hpp" -#include "CommonVertexIndex.hpp" -#include "EditorCore.hpp" -#include "EditorUtils.hpp" -#include "Image.hpp" -#include "RapidJsonHelper.hpp" -#include "Rect.hpp" - -#include <imgui.h> -#include <misc/cpp/imgui_stdlib.h> -#include <rapidjson/document.h> -#include <memory> - -using namespace std::literals; - -bool SpriteDefinition::IsValid() const { - return mAtlas != nullptr; -} - -bool IresSpriteFiles::IsValid() const { - return !spriteFiles.empty(); -} - -SpriteDefinition* IresSpriteFiles::CreateInstance() const { - if (IsValid()) { - return nullptr; - } - - std::vector<Texture::AtlasSource> sources; - sources.resize(spriteFiles.size()); - for (auto& file : spriteFiles) { - } - - Texture::AtlasOutput atlasOut; - Texture::AtlasInput atlasIn{ - .sources = sources, - .packingMode = Texture::PM_KeepSquare, - }; - atlasIn.sources = sources; - auto atlas = std::make_unique<Texture>(); - if (atlas->InitAtlas(atlasIn, &atlasOut) != Texture::EC_Success) { - return nullptr; - } - - auto sprite = std::make_unique<SpriteDefinition>(); - sprite->mAtlas.Attach(atlas.release()); - sprite->mBoundingBox = atlasOut.elements[0].subregionSize; - sprite->mFrames.reserve(atlasOut.elements.size()); - for (auto& elm : atlasOut.elements) { - // Validate bounding box - if (sprite->mBoundingBox != elm.subregionSize) { - return nullptr; - } - - // Copy frame subregion - sprite->mFrames.push_back(elm.subregion); - } - return sprite.release(); -} - -SpriteDefinition* IresSpriteFiles::GetInstance() { - if (mInstance == nullptr) { - mInstance.Attach(CreateInstance()); - } - return mInstance.Get(); -} - -void IresSpriteFiles::InvalidateInstance() { - mInstance.Attach(nullptr); -} - -void IresSpriteFiles::Write(IresWritingContext& ctx, rapidjson::Value& value, rapidjson::Document& root) const { - IresObject::Write(ctx, value, root); - value.AddMember("Sprites", rapidjson::WriteVectorPrimitives(root, spriteFiles.begin(), spriteFiles.end()), root.GetAllocator()); -} - -void IresSpriteFiles::Read(IresLoadingContext& ctx, const rapidjson::Value& value) { - InvalidateInstance(); - - IresObject::Read(ctx, value); - - auto rvFileList = rapidjson::GetProperty(value, rapidjson::kArrayType, "Sprites"sv); - if (!rvFileList) return; - spriteFiles.clear(); - rapidjson::ReadVectorPrimitives<decltype(spriteFiles)>(*rvFileList, spriteFiles); -} - -bool IresSpritesheet::IsValid() const { - return !spritesheetFile.empty() && - sheetWSplit != 0 && - sheetHSplit != 0; -} - -void IresSpritesheet::ResplitSpritesheet(SpriteDefinition* sprite, const IresSpritesheet* conf) { - ResplitSpritesheet(sprite, conf->sheetWSplit, conf->sheetHSplit, conf->frameCountOverride); -} - -void IresSpritesheet::ResplitSpritesheet(SpriteDefinition* sprite, int wSplit, int hSplit, int frameCount) { - auto atlas = sprite->GetAtlas(); - auto size = atlas->GetInfo().size; - int frameWidth = size.x / wSplit; - int frameHeight = size.y / hSplit; - - sprite->mBoundingBox = { frameWidth, frameHeight }; - sprite->mFrames.clear(); - sprite->mFrames.reserve(wSplit * hSplit); - - // Width and height in UV coordinates for each frame - float deltaU = 1.0f / wSplit; - float deltaV = 1.0f / hSplit; - int i = 0; - if (frameCount < 0) { - frameCount = std::numeric_limits<int>::max(); - } - for (int y = 0; y < hSplit; ++y) { - for (int x = 0; x < wSplit; ++x) { - auto& subregion = sprite->mFrames.emplace_back(); - // Top left - subregion.u0 = deltaU * x; - subregion.v0 = deltaV * y; - // Bottom right - subregion.u1 = subregion.u0 + deltaU; - subregion.v1 = subregion.v0 + deltaV; - - if ((i + 1) >= frameCount) { - return; - } - - ++i; - } - } -} - -SpriteDefinition* IresSpritesheet::CreateInstance() const { - if (!IsValid()) { - return nullptr; - } - - char path[2048]; - snprintf(path, sizeof(path), "%s/%s", AppConfig::assetDir.c_str(), spritesheetFile.c_str()); - - auto atlas = std::make_unique<Texture>(); - if (atlas->InitFromFile(path) != Texture::EC_Success) { - return nullptr; - } - - auto sprite = std::make_unique<SpriteDefinition>(); - sprite->mAtlas.Attach(atlas.release()); - ResplitSpritesheet(sprite.get(), this); - return sprite.release(); -} - -SpriteDefinition* IresSpritesheet::GetInstance() { - if (mInstance == nullptr) { - mInstance.Attach(CreateInstance()); - } - return mInstance.Get(); -} - -void IresSpritesheet::InvalidateInstance() { - mInstance.Attach(nullptr); -} - -bool IresSpritesheet::IsFrameCountOverriden() const { - return frameCountOverride > 0; -} - -int IresSpritesheet::GetFrameCount() const { - if (IsFrameCountOverriden()) { - return frameCountOverride; - } else { - return sheetWSplit * sheetHSplit; - } -} - -void IresSpritesheet::ShowEditor(IEditor& editor) { - IresObject::ShowEditor(editor); - - bool doInvalidateInstance = false; - auto instance = GetInstance(); // NOTE: may be null - - if (ImGui::Button("View Sprite", instance == nullptr)) { - editor.OpenSpriteViewer(instance); - } - - if (ImGui::InputText("Spritesheet", &spritesheetFile)) { - doInvalidateInstance = true; - } - - if (ImGui::InputInt("Horizontal split", &sheetWSplit)) { - sheetWSplit = std::max(sheetWSplit, 1); - if (instance) IresSpritesheet::ResplitSpritesheet(instance, this); - } - - if (ImGui::InputInt("Vertical split", &sheetHSplit)) { - sheetHSplit = std::max(sheetHSplit, 1); - if (instance) IresSpritesheet::ResplitSpritesheet(instance, this); - } - - bool frameCountOverriden = frameCountOverride > 0; - if (ImGui::Checkbox("##", &frameCountOverriden)) { - if (frameCountOverriden) { - frameCountOverride = sheetWSplit * sheetHSplit; - } else { - frameCountOverride = 0; - } - } - ImGui::SameLine(); - if (frameCountOverriden) { - if (ImGui::InputInt("Frame count", &frameCountOverride)) { - frameCountOverride = std::max(frameCountOverride, 1); - if (instance) IresSpritesheet::ResplitSpritesheet(instance, this); - } - } else { - int dummy = sheetWSplit * sheetHSplit; - ImGui::PushDisabled(); - ImGui::InputInt("Frame count", &dummy, ImGuiInputTextFlags_ReadOnly); - ImGui::PopDisabled(); - } - - if (instance) { - auto atlas = instance->GetAtlas(); - auto imageSize = Utils::FitImage(atlas->GetInfo().size); - auto imagePos = ImGui::GetCursorScreenPos(); - ImGui::Image((ImTextureID)(uintptr_t)atlas->GetHandle(), imageSize); - - auto drawlist = ImGui::GetWindowDrawList(); - float deltaX = imageSize.x / sheetWSplit; - for (int ix = 0; ix < sheetWSplit + 1; ++ix) { - float x = ix * deltaX; - ImVec2 start{ imagePos.x + x, imagePos.y }; - ImVec2 end{ imagePos.x + x, imagePos.y + imageSize.y }; - drawlist->AddLine(start, end, IM_COL32(255, 255, 0, 255)); - } - float deltaY = imageSize.y / sheetHSplit; - for (int iy = 0; iy < sheetHSplit + 1; ++iy) { - float y = iy * deltaY; - ImVec2 start{ imagePos.x, imagePos.y + y }; - ImVec2 end{ imagePos.x + imageSize.x, imagePos.y + y }; - drawlist->AddLine(start, end, IM_COL32(255, 255, 0, 255)); - } - - int i = sheetWSplit * sheetHSplit; - int frameCount = GetFrameCount(); - for (int y = sheetHSplit - 1; y >= 0; --y) { - for (int x = sheetWSplit - 1; x >= 0; --x) { - if (i > frameCount) { - ImVec2 tl{ imagePos.x + x * deltaX + 1.0f, imagePos.y + y * deltaY + 1.0f }; - ImVec2 br{ imagePos.x + (x + 1) * deltaX, imagePos.y + (y + 1) * deltaY }; - drawlist->AddRectFilled(tl, br, IM_COL32(255, 0, 0, 100)); - } - --i; - } - } - } else { - ImGui::TextUnformatted("Sprite configuration invalid"); - } - - if (doInvalidateInstance) { - InvalidateInstance(); - } -} - -void IresSpritesheet::Write(IresWritingContext& ctx, rapidjson::Value& value, rapidjson::Document& root) const { - IresObject::Write(ctx, value, root); - value.AddMember("SpriteSheet", spritesheetFile, root.GetAllocator()); - value.AddMember("WSplit", sheetWSplit, root.GetAllocator()); - value.AddMember("HSplit", sheetHSplit, root.GetAllocator()); - if (frameCountOverride > 0) { - value.AddMember("FrameCount", frameCountOverride, root.GetAllocator()); - } -} - -void IresSpritesheet::Read(IresLoadingContext& ctx, const rapidjson::Value& value) { - InvalidateInstance(); - - IresObject::Read(ctx, value); - BRUSSEL_JSON_GET(value, "SpriteSheet", std::string, spritesheetFile, return ); - BRUSSEL_JSON_GET(value, "WSplit", int, sheetWSplit, return ); - BRUSSEL_JSON_GET(value, "HSplit", int, sheetHSplit, return ); - BRUSSEL_JSON_GET_DEFAULT(value, "FrameCount", int, frameCountOverride, 0); -} - -Sprite::Sprite() - : mDefinition(nullptr) { -} - -bool Sprite::IsValid() const { - return mDefinition != nullptr; -} - -void Sprite::SetDefinition(SpriteDefinition* definition) { - mDefinition.Attach(definition); - mCurrentFrame = 0; -} - -int Sprite::GetFrame() const { - return mCurrentFrame; -} - -const Subregion& Sprite::GetFrameSubregion() const { - return mDefinition->GetFrames()[mCurrentFrame]; -} - -void Sprite::SetFrame(int frame) { - mCurrentFrame = frame; -} - -void Sprite::PlayFrame() { - ++mTimeElapsed; - if (mTimeElapsed >= mPlaybackSpeed) { - mTimeElapsed -= mPlaybackSpeed; - - int frameCount = mDefinition->GetFrames().size(); - int nextFrame = (mCurrentFrame + 1) % frameCount; - SetFrame(nextFrame); - } -} - -int Sprite::GetPlaybackSpeed() const { - return mPlaybackSpeed; -} - -void Sprite::SetPlaybackSpeed(int speed) { - // TODO -} diff --git a/source/Game/Sprite.hpp b/source/Game/Sprite.hpp deleted file mode 100644 index e163a01..0000000 --- a/source/Game/Sprite.hpp +++ /dev/null @@ -1,111 +0,0 @@ -#pragma once - -#include "Ires.hpp" -#include "PodVector.hpp" -#include "RcPtr.hpp" -#include "Renderer.hpp" -#include "Texture.hpp" - -#include <rapidjson/fwd.h> -#include <glm/glm.hpp> -#include <string> -#include <string_view> -#include <vector> - -class SpriteDefinition : public RefCounted { - friend class IresSpriteFiles; - friend class IresSpritesheet; - -private: - RcPtr<Texture> mAtlas; - glm::ivec2 mBoundingBox; - std::vector<Subregion> mFrames; - -public: - bool IsValid() const; - Texture* GetAtlas() const { return mAtlas.Get(); } - glm::ivec2 GetBoundingBox() const { return mBoundingBox; } - const decltype(mFrames)& GetFrames() const { return mFrames; } -}; - -class IresSpriteFiles : public IresObject { -public: - RcPtr<SpriteDefinition> mInstance; - std::vector<std::string> spriteFiles; - -public: - IresSpriteFiles() - : IresObject(KD_SpriteFiles) {} - - // NOTE: does not check whether all specified files have the same dimensions - bool IsValid() const; - - SpriteDefinition* CreateInstance() const; - SpriteDefinition* GetInstance(); - void InvalidateInstance(); - - void Write(IresWritingContext& ctx, rapidjson::Value& value, rapidjson::Document& root) const override; - void Read(IresLoadingContext& ctx, const rapidjson::Value& value) override; -}; - -class IresSpritesheet : public IresObject { -public: - RcPtr<SpriteDefinition> mInstance; - std::string spritesheetFile; - int sheetWSplit = 1; - int sheetHSplit = 1; - int frameCountOverride = 0; - -public: - IresSpritesheet() - : IresObject(KD_Spritesheet) {} - - bool IsValid() const; - - static void ResplitSpritesheet(SpriteDefinition* sprite, const IresSpritesheet* conf); - static void ResplitSpritesheet(SpriteDefinition* sprite, int wSplit, int hSplit, int frameCountOverride = -1); - - SpriteDefinition* CreateInstance() const; - SpriteDefinition* GetInstance(); - void InvalidateInstance(); - - bool IsFrameCountOverriden() const; - int GetFrameCount() const; - - void ShowEditor(IEditor& editor) override; - - void Write(IresWritingContext& ctx, rapidjson::Value& value, rapidjson::Document& root) const override; - void Read(IresLoadingContext& ctx, const rapidjson::Value& value) override; -}; - -// TODO -class SpriteCollection { -private: - std::vector<SpriteDefinition> mSprites; -}; - -class Sprite { -private: - RcPtr<SpriteDefinition> mDefinition; - int mCurrentFrame = 0; - int mTimeElapsed = 0; - // # of frames per second - int mPlaybackSpeed = 5; - -public: - Sprite(); - - bool IsValid() const; - - SpriteDefinition* GetDefinition() const { return mDefinition.Get(); } - void SetDefinition(SpriteDefinition* definition); - - int GetFrame() const; - const Subregion& GetFrameSubregion() const; - void SetFrame(int frame); - // Update as if a render frame has passed - void PlayFrame(); - - int GetPlaybackSpeed() const; - void SetPlaybackSpeed(int speed); -}; diff --git a/source/Game/Texture.cpp b/source/Game/Texture.cpp deleted file mode 100644 index 6fa7c8a..0000000 --- a/source/Game/Texture.cpp +++ /dev/null @@ -1,250 +0,0 @@ -#include "Texture.hpp" - -#include "Macros.hpp" -#include "PodVector.hpp" -#include "ScopeGuard.hpp" - -#include <stb_image.h> -#include <stb_rect_pack.h> -#include <bit> -#include <cstring> -#include <utility> - -Texture::~Texture() { - glDeleteTextures(1, &mHandle); -} - -static GLenum MapTextureFilteringToGL(Tags::TexFilter option) { - using namespace Tags; - switch (option) { - case TF_Linear: return GL_LINEAR; - case TF_Nearest: return GL_NEAREST; - } - return 0; -} - -Texture::ErrorCode Texture::InitFromFile(const char* filePath) { - if (IsValid()) { - return EC_AlreadyInitialized; - } - - int width, height; - int channels; - - auto result = (uint8_t*)stbi_load(filePath, &width, &height, &channels, 4); - if (!result) { - return EC_FileIoFailed; - } - DEFER { stbi_image_free(result); }; - - glGenTextures(1, &mHandle); - glBindTexture(GL_TEXTURE_2D, mHandle); - - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); - glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, result); - - mInfo.size = { width, height }; - - return EC_Success; -} - -Texture::ErrorCode Texture::InitFromImage(const Image& image) { - if (IsValid()) { - return EC_AlreadyInitialized; - } - - GLenum sourceFormat; - switch (image.GetChannels()) { - case 1: sourceFormat = GL_RED; break; - case 2: sourceFormat = GL_RG; break; - case 3: sourceFormat = GL_RGB; break; - case 4: sourceFormat = GL_RGBA; break; - default: return EC_InvalidImage; - } - - auto size = image.GetSize(); - uint8_t* dataPtr = image.GetDataPtr(); - - glGenTextures(1, &mHandle); - glBindTexture(GL_TEXTURE_2D, mHandle); - - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); - glTexImage2D(GL_TEXTURE_2D, 0, sourceFormat, size.x, size.y, 0, sourceFormat, GL_UNSIGNED_BYTE, dataPtr); - - mInfo.size = size; - - return EC_Success; -} - -Texture::ErrorCode Texture::InitAtlas(const AtlasInput& in, AtlasOutput* out) { - // Force RGBA for easier time uploading to GL texture - constexpr int kDesiredChannels = 4; - - PodVector<stbrp_rect> rects; - rects.resize(in.sources.size()); - - for (size_t i = 0; i < in.sources.size(); ++i) { - auto size = in.sources[i].image.GetSize(); - auto& rect = rects[i]; - rect.w = static_cast<stbrp_coord>(size.x); - rect.h = static_cast<stbrp_coord>(size.y); - } - - int atlasWidth; - int atlasHeight; - - // 1. Pack the candidate rectanges onto the (not yet allocated) atlas - // Note that the coordinates here are top-left origin - switch (in.packingMode) { - case PM_KeepSquare: { - atlasWidth = 512; - atlasHeight = 512; - - PodVector<stbrp_node> nodes; - while (true) { - // No need to zero initialize stbrp_node, library will take care of that - nodes.resize(atlasWidth); - - stbrp_context ctx; - stbrp_init_target(&ctx, atlasWidth, atlasHeight, &nodes[0], (int)nodes.size()); - int result = stbrp_pack_rects(&ctx, rects.data(), (int)rects.size()); - - if (result != 1) { - atlasWidth *= 2; - atlasHeight *= 2; - } else { - // Break out of the while loop - break; - } - } - } break; - - case PM_VerticalExtension: - case PM_HorizontalExtension: { - constexpr int kMaxHeight = 1024 * 32; - atlasWidth = 0; - atlasHeight = 0; - - PodVector<stbrp_node> nodes; - stbrp_context ctx; - stbrp_init_target(&ctx, atlasWidth, atlasHeight, &nodes[0], nodes.size()); - stbrp_pack_rects(&ctx, rects.data(), rects.size()); - - // Calculate width/height needed for atlas - auto& limiter = in.packingMode == PM_VerticalExtension ? atlasHeight : atlasWidth; - for (auto& rect : rects) { - int bottom = rect.y + rect.h; - limiter = std::max(limiter, bottom); - } - limiter = std::bit_ceil<uint32_t>(limiter); - } break; - } - - // 2. Allocate atlas bitmap - - // Number of bytes in *bitmap* - auto bytes = atlasWidth * atlasHeight * kDesiredChannels * sizeof(uint8_t); - // Note that the origin (first pixel) is the bottom-left corner, to be consistent with OpenGL - auto bitmap = std::make_unique<uint8_t[]>(bytes); - std::memset(bitmap.get(), 0, bytes * sizeof(uint8_t)); - - // 3. Put all candidate images to the atlas bitmap - // TODO don't flip - // We essentially flip the candidate images vertically when putting into the atlas bitmap, so that when OpenGL reads - // these bytes, it sees the "bottom row" (if talking in top-left origin) first - // (empty spots are set with 0, "flipping" doesn't apply to them) - // - // Conceptually, we flip the atlas bitmap vertically so that the origin is at bottom-left - // i.e. all the coordinates we talk (e.g. rect.x/y) are still in top-left origin - - // Unit: bytes - size_t bitmapRowStride = atlasWidth * kDesiredChannels * sizeof(uint8_t); - for (size_t i = 0; i < in.sources.size(); ++i) { - auto& rect = rects[i]; - // Data is assumed to be stored in top-left origin - auto data = in.sources[i].image.GetDataPtr(); - - // We need to copy row by row, because the candidate image bytes won't land in a continuous chunk in our atlas bitmap - // Unit: bytes - size_t incomingRowStride = rect.w * kDesiredChannels * sizeof(uint8_t); - // Unit: bytes - size_t bitmapX = rect.x * kDesiredChannels * sizeof(uint8_t); - for (int y = 0; y < rect.h; ++y) { - auto src = data + y * incomingRowStride; - - int bitmapY = y; - auto dst = bitmap.get() + bitmapY * bitmapRowStride + bitmapX; - - std::memcpy(dst, src, incomingRowStride); - } - } - - // 4. Upload to VRAM - GLuint atlasTexture; - glGenTextures(1, &atlasTexture); - glBindTexture(GL_TEXTURE_2D, atlasTexture); - - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); - glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, atlasWidth, atlasHeight, 0, GL_RGBA, GL_UNSIGNED_BYTE, bitmap.get()); - - // 5. Generate atlas texture info - mHandle = atlasTexture; - mInfo.size = { atlasWidth, atlasHeight }; - - // 6. Generate output information - if (out) { - out->elements.reserve(in.sources.size()); - for (size_t i = 0; i < in.sources.size(); ++i) { - auto& rect = rects[i]; - auto& source = in.sources[i]; - out->elements.push_back(AltasElement{ - .name = source.name, - .subregion = Subregion{ - .u0 = (float)(rect.x) / atlasWidth, - .v0 = (float)(rect.y + rect.h) / atlasHeight, - .u1 = (float)(rect.x + rect.w) / atlasWidth, - .v1 = (float)(rect.y) / atlasHeight, - }, - .subregionSize = glm::ivec2(rect.w, rect.h), - }); - } - } - - return EC_Success; -} - -const TextureInfo& Texture::GetInfo() const { - return mInfo; -} - -GLuint Texture::GetHandle() const { - return mHandle; -} - -bool Texture::IsValid() const { - return mHandle != 0; -} - -Texture* IresTexture::CreateInstance() const { - return new Texture(); -} - -Texture* IresTexture::GetInstance() { - if (mInstance == nullptr) { - mInstance.Attach(CreateInstance()); - } - return mInstance.Get(); -} - -void IresTexture::Write(IresWritingContext& ctx, rapidjson::Value& value, rapidjson::Document& root) const { - IresObject::Write(ctx, value, root); - // TODO -} - -void IresTexture::Read(IresLoadingContext& ctx, const rapidjson::Value& value) { - IresObject::Read(ctx, value); - // TODO -} diff --git a/source/Game/Texture.hpp b/source/Game/Texture.hpp deleted file mode 100644 index 108dfa7..0000000 --- a/source/Game/Texture.hpp +++ /dev/null @@ -1,99 +0,0 @@ -#pragma once - -#include "GraphicsTags.hpp" -#include "Image.hpp" -#include "Ires.hpp" -#include "RcPtr.hpp" - -#include <glad/glad.h> -#include <cstdint> -#include <glm/glm.hpp> -#include <span> - -// TODO abstract texture traits such as component sizes from OpenGL - -struct Subregion { - float u0 = 0.0f; - float v0 = 0.0f; - float u1 = 0.0f; - float v1 = 0.0f; -}; - -struct TextureInfo { - glm::ivec2 size; - Tags::TexFilter minifyingFilter = Tags::TF_Linear; - Tags::TexFilter magnifyingFilter = Tags::TF_Linear; -}; - -class Texture : public RefCounted { - friend class TextureStitcher; - -private: - TextureInfo mInfo; - GLuint mHandle = 0; - -public: - Texture() = default; - ~Texture(); - - Texture(const Texture&) = delete; - Texture& operator=(const Texture&) = delete; - Texture(Texture&&) = default; - Texture& operator=(Texture&&) = default; - - enum ErrorCode { - EC_Success, - EC_AlreadyInitialized, - EC_FileIoFailed, - EC_InvalidImage, - }; - - ErrorCode InitFromFile(const char* filePath); - ErrorCode InitFromImage(const Image& image); - - struct AtlasSource { - std::string name; - Image image; - }; - - struct AltasElement { - std::string name; - Subregion subregion; - glm::ivec2 subregionSize; - }; - - enum PackingMode { - PM_KeepSquare, - PM_VerticalExtension, - PM_HorizontalExtension, - }; - - struct AtlasInput { - std::span<AtlasSource> sources; - PackingMode packingMode; - }; - struct AtlasOutput { - std::vector<AltasElement> elements; - }; - ErrorCode InitAtlas(const AtlasInput& in, AtlasOutput* out = nullptr); - - const TextureInfo& GetInfo() const; - GLuint GetHandle() const; - - bool IsValid() const; -}; - -class IresTexture : public IresObject { -public: - RcPtr<Texture> mInstance; - -public: - IresTexture() - : IresObject(KD_Texture) {} - - Texture* CreateInstance() const; - Texture* GetInstance(); - - void Write(IresWritingContext& ctx, rapidjson::Value& value, rapidjson::Document& root) const override; - void Read(IresLoadingContext& ctx, const rapidjson::Value& value) override; -}; diff --git a/source/Game/VertexIndex.cpp b/source/Game/VertexIndex.cpp deleted file mode 100644 index ac68289..0000000 --- a/source/Game/VertexIndex.cpp +++ /dev/null @@ -1,84 +0,0 @@ -#include "VertexIndex.hpp" - -#include <algorithm> - -GpuVertexBuffer::GpuVertexBuffer() { - glGenBuffers(1, &handle); -} - -GpuVertexBuffer::~GpuVertexBuffer() { - glDeleteBuffers(1, &handle); -} - -void GpuVertexBuffer::Upload(const std::byte* data, size_t sizeInBytes) { - glBindBuffer(GL_ARRAY_BUFFER, handle); - glBufferData(GL_ARRAY_BUFFER, sizeInBytes, data, GL_DYNAMIC_DRAW); -} - -GpuIndexBuffer::GpuIndexBuffer() { - glGenBuffers(1, &handle); -} - -GpuIndexBuffer::~GpuIndexBuffer() { - glDeleteBuffers(1, &handle); -} - -void GpuIndexBuffer::Upload(const std::byte* data, Tags::IndexType type, size_t count) { - this->indexType = type; - this->count = count; - glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, handle); - glBufferData(GL_ELEMENT_ARRAY_BUFFER, count * Tags::SizeOf(type), data, GL_DYNAMIC_DRAW); -} - -int BufferBindings::GetMaxBindingIndex() const { - return bindings.size() - 1; -} - -GpuVertexBuffer* BufferBindings::GetBinding(int index) const { - if (index >= 0 && index < bindings.size()) { - return bindings[index].Get(); - } else { - return nullptr; - } -} - -void BufferBindings::SetBinding(int index, GpuVertexBuffer* buffer) { - int maxBindingIndex = GetMaxBindingIndex(); - if (index > maxBindingIndex) { - int countDelta = index - maxBindingIndex; - bindings.resize(bindings.size() + countDelta); - } - - bindings[index].Attach(buffer); - if (index == maxBindingIndex && buffer == nullptr) { - bindings.pop_back(); - } -} - -void BufferBindings::Clear() { - bindings.clear(); -} - -int VertexElementFormat::GetStride() const { - return Tags::SizeOf(type); -} - -void VertexFormat::AddElement(VertexElementFormat element) { - vertexSize += element.GetStride(); - - int lastIdx = (int)elements.size() - 1; - if (lastIdx >= 0) { - auto& last = elements[lastIdx]; - element.offset = last.offset + last.GetStride(); - } else { - element.offset = 0; - } - - elements.push_back(std::move(element)); -} - -void VertexFormat::RemoveElement(int index) { - auto& element = elements[index]; - vertexSize -= element.GetStride(); - elements.erase(elements.begin() + index); -} diff --git a/source/Game/VertexIndex.hpp b/source/Game/VertexIndex.hpp deleted file mode 100644 index 2d65617..0000000 --- a/source/Game/VertexIndex.hpp +++ /dev/null @@ -1,67 +0,0 @@ -#pragma once - -#include "GraphicsTags.hpp" -#include "RcPtr.hpp" -#include "SmallVector.hpp" - -#include <glad/glad.h> -#include <cstddef> -#include <cstdint> -#include <vector> - -struct GpuVertexBuffer : public RefCounted { - GLuint handle; - int sizeInBytes; - - GpuVertexBuffer(); - ~GpuVertexBuffer(); - - void Upload(const std::byte* data, size_t sizeInBytes); -}; - -struct GpuIndexBuffer : public RefCounted { - GLuint handle; - Tags::IndexType indexType; - int count; - - GpuIndexBuffer(); - ~GpuIndexBuffer(); - - Tags::IndexType GetIndexType() const { return indexType; } - GLenum GetIndexTypeGL() const { return Tags::FindGLType(indexType); } - - void Upload(const std::byte* data, Tags::IndexType type, size_t count); -}; - -struct BufferBindings { - SmallVector<RcPtr<GpuVertexBuffer>, 4> bindings; - - int GetMaxBindingIndex() const; - - /// Safe. Returns nullptr if the index is not bound to any buffers. - GpuVertexBuffer* GetBinding(int index) const; - /// Adds or updates a buffer binding. Setting a binding to nullptr effectively removes the binding. - void SetBinding(int index, GpuVertexBuffer* buffer); - void Clear(); -}; - -struct VertexElementFormat { - /// NOTE: - /// "Automatic" means it will be set inside VertexFormat::AddElement() - /// "Parameter" means it must be set by the user - /* Automatic */ int offset; - /* Parameter */ int bindingIndex; - /* Parameter */ Tags::VertexElementType type; - /* Parameter */ Tags::VertexElementSemantic semantic; - - int GetStride() const; -}; - -struct VertexFormat : public RefCounted { - SmallVector<VertexElementFormat, 4> elements; - int vertexSize = 0; - - const decltype(elements)& GetElements() const { return elements; } - void AddElement(VertexElementFormat element); - void RemoveElement(int index); -}; diff --git a/source/Game/World.cpp b/source/Game/World.cpp deleted file mode 100644 index d4a8344..0000000 --- a/source/Game/World.cpp +++ /dev/null @@ -1,74 +0,0 @@ -#include "World.hpp" - -#include "GameObject.hpp" -#include "PodVector.hpp" - -#include <glad/glad.h> - -namespace ProjectBrussel_UNITY_ID { -template <class TFunction> -void CallGameObjectRecursive(GameObject* start, TFunction&& func) { - PodVector<GameObject*> stack; - stack.push_back(start); - - while (!stack.empty()) { - auto obj = stack.back(); - stack.pop_back(); - - for (auto child : obj->GetChildren()) { - stack.push_back(child); - } - - func(obj); - } -} - -struct DrawCall { - GLuint vao; - GLuint vbo; -}; -} // namespace ProjectBrussel_UNITY_ID - -GameWorld::GameWorld() - : mRoot{ new GameObject(this) } { -} - -GameWorld::~GameWorld() { - if (mAwakened) { - Resleep(); - } - - delete mRoot; -} - -const GameObject& GameWorld::GetRoot() const { - return *mRoot; -}; - -void GameWorld::Awaken() { - if (mAwakened) return; - - ProjectBrussel_UNITY_ID::CallGameObjectRecursive(mRoot, [](GameObject* obj) { obj->Awaken(); }); - mAwakened = true; -} - -void GameWorld::Resleep() { - if (!mAwakened) return; - - ProjectBrussel_UNITY_ID::CallGameObjectRecursive(mRoot, [](GameObject* obj) { obj->Resleep(); }); - mAwakened = false; -} - -void GameWorld::Update() { - ProjectBrussel_UNITY_ID::CallGameObjectRecursive(mRoot, [this](GameObject* obj) { - obj->Update(); - }); -} - -GameObject& GameWorld::GetRoot() { - return *mRoot; -} - -bool GameWorld::IsAwake() const { - return mAwakened; -} diff --git a/source/Game/World.hpp b/source/Game/World.hpp deleted file mode 100644 index 288142e..0000000 --- a/source/Game/World.hpp +++ /dev/null @@ -1,25 +0,0 @@ -#pragma once - -class GameObject; -class GameWorld { -private: - GameObject* mRoot; - bool mAwakened = false; - -public: - GameWorld(); - ~GameWorld(); - - GameWorld(const GameWorld&) = delete; - GameWorld& operator=(const GameWorld&) = delete; - GameWorld(GameWorld&&) = default; - GameWorld& operator=(GameWorld&&) = default; - - bool IsAwake() const; - void Awaken(); - void Resleep(); - void Update(); - - const GameObject& GetRoot() const; - GameObject& GetRoot(); -}; diff --git a/source/Game/buildfile b/source/Game/buildfile deleted file mode 100644 index e69de29..0000000 --- a/source/Game/buildfile +++ /dev/null diff --git a/source/Game/main.cpp b/source/Game/main.cpp deleted file mode 100644 index c49fc0b..0000000 --- a/source/Game/main.cpp +++ /dev/null @@ -1,461 +0,0 @@ -#include "App.hpp" - -#include "AppConfig.hpp" -#include "CommonVertexIndex.hpp" -#include "EditorGuizmo.hpp" -#include "Ires.hpp" -#include "Level.hpp" -#include "Material.hpp" -#include "Shader.hpp" - -#define GLFW_INCLUDE_NONE -#include <GLFW/glfw3.h> - -#include <backends/imgui_impl_glfw.h> -#include <backends/imgui_impl_opengl2.h> -#include <backends/imgui_impl_opengl3.h> -#include <glad/glad.h> -#include <imgui.h> -#include <imgui_internal.h> -#include <cstdlib> -#include <cxxopts.hpp> -#include <filesystem> -#include <string> - -#include <tracy/Tracy.hpp> -#include <tracy/TracyClient.cpp> - -namespace fs = std::filesystem; -using namespace std::literals; - -struct GlfwUserData { - App* app = nullptr; -}; - -void GlfwErrorCallback(int error, const char* description) { - fprintf(stderr, "[GLFW] Error %d: %s\n", error, description); -} - -void GlfwFramebufferResizeCallback(GLFWwindow* window, int width, int height) { - AppConfig::mainWindowWidth = width; - AppConfig::mainWindowHeight = height; - AppConfig::mainWindowAspectRatio = (float)width / height; -} - -void GlfwMouseCallback(GLFWwindow* window, int button, int action, int mods) { - if (ImGui::GetIO().WantCaptureMouse) { - return; - } - - auto userData = static_cast<GlfwUserData*>(glfwGetWindowUserPointer(window)); - auto app = userData->app; - app->HandleMouse(button, action); -} - -void GlfwMouseMotionCallback(GLFWwindow* window, double xOff, double yOff) { - if (ImGui::GetIO().WantCaptureMouse) { - return; - } - - auto userData = static_cast<GlfwUserData*>(glfwGetWindowUserPointer(window)); - auto app = userData->app; - app->HandleMouseMotion(xOff, yOff); -} - -void GlfwKeyCallback(GLFWwindow* window, int key, int scancode, int action, int mods) { - if (ImGui::GetIO().WantCaptureKeyboard) { - return; - } - - GLFWkeyboard* keyboard = glfwGetLastActiveKeyboard(); - if (keyboard) { - auto userData = static_cast<GlfwUserData*>(glfwGetWindowUserPointer(window)); - auto app = userData->app; - app->HandleKey(keyboard, key, action); - } -} - -// https://stackoverflow.com/questions/54499256/how-to-find-the-saved-games-folder-programmatically-in-c-c -#if defined(_WIN32) -# if defined(__MINGW32__) -# include <ShlObj.h> -# else -# include <ShlObj_core.h> -# endif -# include <objbase.h> -# pragma comment(lib, "shell32.lib") -# pragma comment(lib, "ole32.lib") -#elif defined(__linux__) -fs::path GetEnvVar(const char* name, const char* backup) { - if (const char* path = std::getenv(name)) { - fs::path dataDir(path); - fs::create_directories(dataDir); - return dataDir; - } else { - fs::path dataDir(backup); - fs::create_directories(dataDir); - return dataDir; - } -} -#endif - -int main(int argc, char* argv[]) { - using namespace Tags; - - constexpr auto kImGuiBackend = "imgui-backend"; - constexpr auto kGameDataDir = "game-data-directory"; - constexpr auto kGameAssetDir = "game-asset-directory"; - - cxxopts::Options options(std::string(AppConfig::kAppName), ""); - // clang-format off - options.add_options() - (kImGuiBackend, "ImGui backend. Options: opengl2, opengl3. Leave empty to default.", cxxopts::value<std::string>()) - (kGameAssetDir, "Directory in which assets are looked up from. Can be relative paths to the executable.", cxxopts::value<std::string>()->default_value(".")) - (kGameDataDir, "Directory in which game data (such as saves and options) are saved to. Leave empty to use the default directory on each platform.", cxxopts::value<std::string>()) - ; - // clang-format on - auto args = options.parse(argc, argv); - - bool imguiUseOpenGL3; - if (args.count(kImGuiBackend) > 0) { - auto imguiBackend = args[kImGuiBackend].as<std::string>(); - if (imguiBackend == "opengl2") { - imguiUseOpenGL3 = false; - } else if (imguiBackend == "opengl3") { - imguiUseOpenGL3 = true; - } else { - // TODO support more backends? - imguiUseOpenGL3 = true; - } - } else { - imguiUseOpenGL3 = true; - } - - if (args.count(kGameAssetDir) > 0) { - auto assetDir = args[kGameAssetDir].as<std::string>(); - - fs::path assetDirPath(assetDir); - if (!fs::exists(assetDirPath)) { - fprintf(stderr, "Invalid asset directory.\n"); - return -4; - } - - AppConfig::assetDir = std::move(assetDir); - AppConfig::assetDirPath = std::move(assetDirPath); - } else { -#if defined(_WIN32) - fs::path dataDir; - - PWSTR path = nullptr; - HRESULT hr = SHGetKnownFolderPath(FOLDERID_RoamingAppData, KF_FLAG_CREATE, nullptr, &path); - if (SUCCEEDED(hr)) { - dataDir = fs::path(path) / AppConfig::kAppName; - CoTaskMemFree(path); - - fs::create_directories(dataDir); - } else { - std::string msg; - msg += "Failed to find/create the default user data directory at %APPDATA%. Error code: "; - msg += hr; - throw std::runtime_error(msg); - } -#elif defined(__APPLE__) - // MacOS programming guide recommends apps to hardcode the path - user customization of "where data are stored" is done in Finder - auto dataDir = fs::path("~/Library/Application Support/") / AppConfig::kAppName; - fs::create_directories(dataDir); -#elif defined(__linux__) - auto dataDir = GetEnvVar("XDG_DATA_HOME", "~/.local/share") / AppConfig::kAppName; - fs::create_directories(dataDir); -#endif - } - - if (args.count(kGameDataDir) > 0) { - auto dataDir = args[kGameDataDir].as<std::string>(); - - fs::path dataDirPath(dataDir); - fs::create_directories(dataDir); - - AppConfig::dataDir = std::move(dataDir); - AppConfig::dataDirPath = std::move(dataDirPath); - } else { - // TODO platform default path - AppConfig::dataDir = "."; - AppConfig::dataDirPath = fs::path("."); - } - - if (!glfwInit()) { - return -1; - } - - glfwSetErrorCallback(&GlfwErrorCallback); - - glfwWindowHint(GLFW_CLIENT_API, GLFW_OPENGL_API); - glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE); - glfwWindowHint(GLFW_RESIZABLE, GLFW_TRUE); - -#if defined(__APPLE__) - const char* imguiGlslVersion = "#version 150"; - glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3); - glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3); - glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE); // Required on Mac -#else - const char* imguiGlslVersion = "#version 130"; - glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3); - glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3); -#endif - - GlfwUserData glfwUserData; - - GLFWwindow* window = glfwCreateWindow(1280, 720, "ImGui Command Palette Example", nullptr, nullptr); - if (window == nullptr) { - return -2; - } - - glfwSetWindowUserPointer(window, &glfwUserData); - - // Window callbacks are retained by ImGui GLFW backend - glfwSetFramebufferSizeCallback(window, &GlfwFramebufferResizeCallback); - glfwSetKeyCallback(window, &GlfwKeyCallback); - glfwSetMouseButtonCallback(window, &GlfwMouseCallback); - glfwSetCursorPosCallback(window, &GlfwMouseMotionCallback); - - { - int width, height; - glfwGetFramebufferSize(window, &width, &height); - GlfwFramebufferResizeCallback(window, width, height); - } - - glfwMakeContextCurrent(window); - glfwSwapInterval(1); - - // TODO setup opengl debug context - if (!gladLoadGLLoader((GLADloadproc)glfwGetProcAddress)) { - return -3; - } - - IMGUI_CHECKVERSION(); - auto ctx = ImGui::CreateContext(); - auto& io = ImGui::GetIO(); - ImGuizmo::SetImGuiContext(ctx); - - ImGui_ImplGlfw_InitForOpenGL(window, true); - if (imguiUseOpenGL3) { - ImGui_ImplOpenGL3_Init(imguiGlslVersion); - } else { - ImGui_ImplOpenGL2_Init(); - } - - IresManager::instance = new IresManager(); - IresManager::instance->DiscoverFilesDesignatedLocation(); - - LevelManager::instance = new LevelManager(); - LevelManager::instance->DiscoverFilesDesignatedLocation(); - - gVformatStandard.Attach(new VertexFormat()); - gVformatStandard->AddElement(VertexElementFormat{ - .bindingIndex = 0, - .type = VET_Float3, - .semantic = VES_Position, - }); - gVformatStandard->AddElement(VertexElementFormat{ - .bindingIndex = 0, - .type = VET_Float2, - .semantic = VES_TexCoords1, - }); - gVformatStandard->AddElement(VertexElementFormat{ - .bindingIndex = 0, - .type = VET_Ubyte4Norm, - .semantic = VES_Color1, - }); - - gVformatStandardSplit.Attach(new VertexFormat()); - gVformatStandardSplit->AddElement(VertexElementFormat{ - .bindingIndex = 0, - .type = VET_Float3, - .semantic = VES_Position, - }); - gVformatStandardSplit->AddElement(VertexElementFormat{ - .bindingIndex = 1, - .type = VET_Float2, - .semantic = VES_TexCoords1, - }); - gVformatStandardSplit->AddElement(VertexElementFormat{ - .bindingIndex = 1, - .type = VET_Ubyte4Norm, - .semantic = VES_Color1, - }); - - // Matches gVformatStandard - gDefaultShader.Attach(new Shader()); - gDefaultShader->InitFromSources(Shader::ShaderSources{ - .vertex = R"""( -#version 330 core -layout(location = 0) in vec3 pos; -layout(location = 1) in vec4 color; -out vec4 v2fColor; -uniform mat4 transform; -void main() { - gl_Position = transform * vec4(pos, 1.0); - v2fColor = color; -} -)"""sv, - .fragment = R"""( -#version 330 core -in vec4 v2fColor; -out vec4 fragColor; -void main() { - fragColor = v2fColor; -} -)"""sv, - }); - { // in vec3 pos; - ShaderMathVariable var; - var.scalarType = GL_FLOAT; - var.width = 1; - var.height = 3; - var.arrayLength = 1; - var.semantic = VES_Position; - var.location = 0; - gDefaultShader->GetInfo().inputs.push_back(std::move(var)); - gDefaultShader->GetInfo().things.try_emplace( - "pos"s, - ShaderThingId{ - .kind = ShaderThingId::KD_Input, - .index = (int)gDefaultShader->GetInfo().inputs.size() - 1, - }); - } - { // in vec4 color; - ShaderMathVariable var; - var.scalarType = GL_FLOAT; - var.width = 1; - var.height = 4; - var.arrayLength = 1; - var.semantic = VES_Color1; - var.location = 1; - gDefaultShader->GetInfo().inputs.push_back(std::move(var)); - gDefaultShader->GetInfo().things.try_emplace( - "color"s, - ShaderThingId{ - .kind = ShaderThingId::KD_Input, - .index = (int)gDefaultShader->GetInfo().inputs.size() - 1, - }); - } - { // out vec4 fragColor; - ShaderMathVariable var; - var.scalarType = GL_FLOAT; - var.width = 1; - var.height = 4; - var.arrayLength = 1; - gDefaultShader->GetInfo().outputs.push_back(std::move(var)); - gDefaultShader->GetInfo().things.try_emplace( - "fragColor"s, - ShaderThingId{ - .kind = ShaderThingId::KD_Output, - .index = (int)gDefaultShader->GetInfo().outputs.size() - 1, - }); - } - // NOTE: autofill uniforms not recorded here - - gDefaultMaterial.Attach(new Material()); - gDefaultMaterial->SetShader(gDefaultShader.Get()); - - { // Main loop - App app; - glfwUserData.app = &app; - - // NOTE: don't enable backface culling, because the game mainly runs in 2D and sometimes we'd like to flip sprites around - // it also helps with debugging layers in 3D view - glEnable(GL_DEPTH_TEST); - - // 60 updates per second - constexpr double kMsPerUpdate = 1000.0 / 60; - constexpr double kSecondsPerUpdate = kMsPerUpdate / 1000; - double prevTime = glfwGetTime(); - double accumulatedTime = 0.0; - while (!glfwWindowShouldClose(window)) { - { - ZoneScopedN("GameInput"); - glfwPollEvents(); - } - - double currTime = glfwGetTime(); - double deltaTime = prevTime - currTime; - - // In seconds - accumulatedTime += currTime - prevTime; - - // Update - // Play "catch up" to ensure a deterministic number of Update()'s per second - while (accumulatedTime >= kSecondsPerUpdate) { - double beg = glfwGetTime(); - { - ZoneScopedN("GameUpdate"); - app.Update(); - } - double end = glfwGetTime(); - - // Update is taking longer than it should be, start skipping updates - auto diff = end - beg; - if (diff >= kSecondsPerUpdate) { - auto skippedUpdates = (int)(accumulatedTime / kSecondsPerUpdate); - accumulatedTime = 0.0; - fprintf(stderr, "Elapsed time %f, skipped %d updates.", diff, skippedUpdates); - } else { - accumulatedTime -= kSecondsPerUpdate; - } - } - - int fbWidth = AppConfig::mainWindowWidth; - int fbHeight = AppConfig::mainWindowHeight; - glfwGetFramebufferSize(window, &fbWidth, &fbHeight); - glViewport(0, 0, fbWidth, fbHeight); - auto clearColor = ImVec4(0.45f, 0.55f, 0.60f, 1.00f); - glClearColor(clearColor.x * clearColor.w, clearColor.y * clearColor.w, clearColor.z * clearColor.w, clearColor.w); - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - - { // Regular draw - ZoneScopedN("Render"); - app.Draw(currTime, deltaTime); - } - - { // ImGui draw - ZoneScopedN("ImGui"); - if (imguiUseOpenGL3) { - ImGui_ImplOpenGL3_NewFrame(); - } else { - ImGui_ImplOpenGL2_NewFrame(); - } - ImGui_ImplGlfw_NewFrame(); - ImGui::NewFrame(); - - app.Show(); - - ImGui::Render(); - if (imguiUseOpenGL3) { - ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData()); - } else { - ImGui_ImplOpenGL2_RenderDrawData(ImGui::GetDrawData()); - } - } - - glfwSwapBuffers(window); - FrameMark; - - prevTime = currTime; - } - } - - if (imguiUseOpenGL3) { - ImGui_ImplOpenGL3_Shutdown(); - } else { - ImGui_ImplOpenGL2_Shutdown(); - } - ImGui_ImplGlfw_Shutdown(); - - ImGui::DestroyContext(); - - glfwDestroyWindow(window); - glfwTerminate(); - - return 0; -} |