Changeset: 7 Work on Material system

1 files changed, 126 insertions, 15 deletions

diff --git a/source/EditorCore.cpp b/source/EditorCore.cpp
index 7a77b26..1846962 100644
--- a/source/EditorCore.cpp
+++ b/source/EditorCore.cpp
@@ -16,6 +16,8 @@
 #include <GLFW/glfw3.h>
 
 #include <ImGuizmo.h>
+#include <imgui.h>
+#include <misc/cpp/imgui_stdlib.h>
 #include <functional>
 #include <memory>
 #include <utility>
@@ -36,6 +38,34 @@ void PushKeyCodeRecorder(App* app, int* writeKey, bool* writeKeyStatus) {
 		return false;
 	});
 }
+
+void ShowShaderName(const Shader* shader) {
+	if (shader) {
+		auto& name = shader->GetName();
+		bool isAnnoymous = name.empty();
+		if (isAnnoymous) {
+			ImGui::Text("Shader <annoymous at %p>", (void*)shader);
+		} else {
+			ImGui::Text("Shader: %s", name.c_str());
+		}
+	} else {
+		ImGui::TextUnformatted("Shader: <null>");
+	}
+}
+
+void ShowMaterialName(const Material* material) {
+	if (material) {
+		auto& name = material->GetName();
+		bool isAnnoymous = name.empty();
+		if (isAnnoymous) {
+			ImGui::Text("Material: <annoymous at %p>", (void*)material);
+		} else {
+			ImGui::Text("Material: %s", name.c_str());
+		}
+	} else {
+		ImGui::TextUnformatted("Material: <null>");
+	}
+}
 } // namespace ProjectBrussel_UNITY_ID
 
 EditorInstance::EditorInstance(App* app, GameWorld* world)
@@ -66,6 +96,7 @@ void EditorInstance::Show() {
 	switch (mSelectedItt) {
 		case ITT_GameObject: ShowInspector(static_cast<GameObject*>(mSelectedItPtr)); break;
 		case ITT_Shader: ShowInspector(static_cast<Shader*>(mSelectedItPtr)); break;
+		case ITT_Material: ShowInspector(static_cast<Material*>(mSelectedItPtr)); break;
 		case ITT_None: break;
 	}
 	ImGui::End();
@@ -89,6 +120,15 @@ void EditorInstance::ShowInspector(Shader* shader) {
 	using namespace Tags;
 	using namespace ProjectBrussel_UNITY_ID;
 
+	EaShader* attachment;
+	if (auto ea = shader->GetEditorAttachment()) {
+		attachment = static_cast<EaShader*>(ea);
+	} else {
+		attachment = new EaShader();
+		attachment->shader = shader;
+		shader->SetEditorAttachment(attachment);
+	}
+
 	auto info = shader->GetInfo();
 	if (!info) {
 		ImGui::TextUnformatted("No info present for this shader.");
@@ -103,26 +143,14 @@ void EditorInstance::ShowInspector(Shader* shader) {
 
 	auto& name = shader->GetName();
 	bool isAnnoymous = name.empty();
-	if (isAnnoymous) {
-		ImGui::Text("<Annoymous Shader at %p>", (void*)shader);
-	} else {
-		ImGui::Text("Name: %s", shader->GetName().c_str());
-	}
+	ShowShaderName(shader);
 
-	// TODO use std::filesystem::path
-	auto GetMetadataPath = [&](char* path, int pathLength) {
-		snprintf(path, pathLength, "%s/Shaders/%s.json", AppConfig::assetDir.c_str(), shader->GetName().c_str());
-	};
 	if (ImGui::Button("Reimport metadata", isAnnoymous)) {
-		char path[512];
-		GetMetadataPath(path, sizeof(path));
-		info->LoadFromFile(path);
+		info->LoadFromFile(shader->GetDesignatedMetadataPath());
 	}
 	ImGui::SameLine();
 	if (ImGui::Button("Export metadata", isAnnoymous)) {
-		char path[512];
-		GetMetadataPath(path, sizeof(path));
-		info->SaveToFile(path);
+		info->SaveToFile(shader->GetDesignatedMetadataPath());
 	}
 
 	auto ShowThing = [&](const std::vector<ShaderInfo::InputOutputThing>& things) {
@@ -148,6 +176,89 @@ void EditorInstance::ShowInspector(Shader* shader) {
 	}
 }
 
+void EditorInstance::ShowInspector(Material* material) {
+	using namespace Tags;
+	using namespace ProjectBrussel_UNITY_ID;
+
+	EaMaterial* attachment;
+	if (auto ea = material->GetEditorAttachment()) {
+		attachment = static_cast<EaMaterial*>(ea);
+	} else {
+		attachment = new EaMaterial();
+		material->SetEditorAttachment(attachment);
+	}
+
+	auto& name = material->GetName();
+	bool isAnnoymous = name.empty();
+	auto shader = material->GetShader();
+
+	if (isAnnoymous) {
+		ImGui::Text("<Annoymous Material at %p>", (void*)(&material));
+	} else {
+		if (attachment->isEditingName) {
+			bool save = false;
+			save |= ImGui::InputText("##", &attachment->editingScratch, ImGuiInputTextFlags_EnterReturnsTrue);
+			ImGui::SameLine();
+			save |= ImGui::Button("Save");
+			if (save) {
+				bool success = MaterialManager::instance->RenameMaterial(material, attachment->editingScratch);
+				if (success) {
+					attachment->isEditingName = false;
+				}
+			}
+			ImGui::SameLine();
+			if (ImGui::Button("Cancel")) {
+				attachment->isEditingName = false;
+			}
+
+			ImGui::Text("%s", attachment->editingScratch.c_str());
+		} else {
+			// NOTE: ReadOnly shouldn't write any data into the buffer
+			ImGui::InputText("##", material->mName.data(), name.size() + 1, ImGuiInputTextFlags_ReadOnly);
+			ImGui::SameLine();
+			if (ImGui::Button("Edit")) {
+				attachment->editingScratch = name; // Copy
+				attachment->isEditingName = true;
+			}
+		}
+	}
+
+	ShowShaderName(shader);
+	if (ImGui::BeginDragDropTarget()) {
+		if (auto payload = ImGui::AcceptDragDropPayload(BRUSSEL_DRAG_DROP_SHADER)) {
+			auto shader = *static_cast<Shader* const*>(payload->Data);
+			material->SetShader(shader);
+		}
+		ImGui::EndDragDropTarget();
+	}
+	ImGui::SameLine();
+	if (ImGui::Button("GoTo", shader == nullptr)) {
+		mSelectedItt = ITT_Shader;
+		mSelectedItPtr = shader;
+	}
+
+	if (ImGui::Button("Reload", isAnnoymous)) {
+		material->LoadFromFile(material->GetDesignatedPath());
+	}
+	ImGui::SameLine();
+	if (ImGui::Button("Save", isAnnoymous)) {
+		material->SaveToFile(material->GetDesignatedPath());
+	}
+
+	for (auto& field : material->mBoundScalars) {
+		// TODO
+	}
+	for (auto& field : material->mBoundVectors) {
+		// TODO
+	}
+	for (auto& field : material->mBoundMatrices) {
+		// TODO
+	}
+	for (auto& field : material->mBoundTextures) {
+		// TODO
+	}
+}
+
 void EditorInstance::ShowInspector(GameObject* object) {
 	using namespace Tags;
 	using namespace ProjectBrussel_UNITY_ID;