From 855da86feae1a5cc14dc2d486ccf115f484dbc2e Mon Sep 17 00:00:00 2001
From: rtk0c <mail.tianyig@gmail.com>
Date: Mon, 25 Apr 2022 20:22:07 -0700
Subject: Changeset: 16 Initial work on rendering sprites to screen

---
 source/App.cpp | 103 +++++++++++++++++++++++++++++++++++++++++++--------------
 1 file changed, 78 insertions(+), 25 deletions(-)

(limited to 'source/App.cpp')

diff --git a/source/App.cpp b/source/App.cpp
index ac5b319..dc38342 100644
--- a/source/App.cpp
+++ b/source/App.cpp
@@ -2,44 +2,102 @@
 
 #include <utility>
 
-void App::Init() {
-	if (mInitialized) return;
-	mInitialized = true;
-
-	mCurrentWorld = std::make_unique<GameWorld>();
-	auto& worldRoot = mCurrentWorld->GetRoot();
+App::App() {
+	auto& worldRoot = mWorld.GetRoot();
 
 	constexpr int kPlayerCount = 2;
 	for (int i = 0; i < kPlayerCount; ++i) {
-		auto player = new Player(mCurrentWorld.get(), 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
+
+	// TODO this renders nothing, fix
+	mGameCamera.Move(glm::vec3(0, 0, 1));
+	mGameCamera.LookAt(glm::vec3(0, 0, 0));
+	mGameCamera.SetHasPerspective(false);
+	mEditorCamera.Move(glm::vec3(0, 0, 1));
+	mEditorCamera.LookAt(glm::vec3(0, 0, 0));
+	mGameCamera.SetHasPerspective(false);
+}
+
+App::~App() {
+}
+
+bool App::IsGameRunning() const {
+	return mGameRunning;
+}
+
+void App::SetGameRunning(bool running) {
+	if (mGameRunning != running) {
+		mGameRunning = running;
+		if (running) {
+			mWorld.Awaken();
+		} else {
+			mWorld.Resleep();
+		}
 	}
+}
 
-	mCurrentWorld->Awaken();
-	mEditor = std::make_unique<EditorInstance>(this, mCurrentWorld.get());
+bool App::IsEditorVisible() const {
+	return mEditorVisible;
 }
 
-void App::Shutdown() {
-	if (!mInitialized) return;
-	mInitialized = false;
-	mEditor = nullptr;
-	mCurrentWorld->Resleep();
-	mCurrentWorld = nullptr;
-	mPlayers.clear();
+void App::SetEditorVisible(bool visible) {
+	if (mEditorVisible != visible) {
+		mEditorVisible = visible;
+		if (visible) {
+			if (mEditor == nullptr) {
+				mEditor = std::make_unique<EditorInstance>(this, &mWorld);
+			}
+		}
+	}
 }
 
 void App::Show() {
-	if (mEditorShown) {
+	if (mEditorVisible) {
 		mEditor->Show();
 	}
 }
 
 void App::Update() {
+	if (IsGameRunning()) {
+		mWorld.Update();
+	}
 }
 
-void App::Draw() {
-	mCurrentWorld->Draw();
+void App::Draw(float currentTime, float deltaTime) {
+	Camera* camera;
+	if (IsGameRunning()) {
+		camera = &mGameCamera;
+	} else {
+		camera = &mEditorCamera;
+	}
+	mRenderer.BeginFrame(*camera, 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();
+		mRenderer.Draw(renderObjects.data(), renderObjects.size());
+	}
+
+	mRenderer.EndFrame();
 }
 
 void App::HandleMouse(int button, int action) {
@@ -60,15 +118,10 @@ void App::HandleKey(GLFWkeyboard* keyboard, int key, int action) {
 	switch (key) {
 		case GLFW_KEY_F3: {
 			if (action == GLFW_PRESS) {
-				mEditorShown = !mEditorShown;
+				SetEditorVisible(!IsEditorVisible());
 			}
 			return;
 		}
-
-		case GLFW_KEY_F11: {
-			// TODO fullscreen
-			return;
-		}
 	}
 
 	for (auto& player : mPlayers) {
-- 
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