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#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>
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