1 files changed, 68 insertions, 0 deletions
diff --git a/source/World.cpp b/source/World.cpp
new file mode 100644
index 0000000..907f056
--- /dev/null
+++ b/source/World.cpp
@@ -0,0 +1,68 @@
+#include "World.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
+
+struct GameWorld::RenderData {
+	void SubmitDrawCalls() {
+		// TODO
+	}
+};
+
+GameWorld::GameWorld()
+	: mRender{ new RenderData() }
+	, mRoot(this) {
+}
+
+GameWorld::~GameWorld() {
+	delete mRender;
+	for (auto child : mRoot.GetChildren()) {
+		GameObject::FreeRecursive(child);
+	}
+}
+
+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();
+	});
+}
+
+void GameWorld::Draw() {
+}