Preload visible tiles on each window resize

AMDmi3 · Nov 30, 2015 · 34baca5 · 34baca5
1 parent cf510bb
commit 34baca5
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Showing 3 changed files with 11 additions and 1 deletion.
diff --git a/src/game.cc b/src/game.cc
@@ -48,7 +48,6 @@ Game::Game(SDL2pp::Renderer& renderer)
 	  tile_cache_(renderer),
 	  session_start_(std::chrono::steady_clock::now()),
 	  coins_(coin_locations_) {
-	tile_cache_.PreloadTilesSync(GetCameraRect());
 }
 
 Game::~Game() {
@@ -110,6 +109,10 @@ SDL2pp::Rect Game::GetCoinRect(const SDL2pp::Point& coin) const {
 		);
 }
 
+void Game::LoadVisibleTiles() {
+	tile_cache_.PreloadTilesSync(GetCameraRect());
+}
+
 void Game::Update(float delta_t) {
 	// All original game constants work at 60 fps fixed frame
 	// rate and do not take real frame time into account, so

diff --git a/src/game.hh b/src/game.hh
@@ -152,6 +152,7 @@ public:
 	SDL2pp::Rect GetPlayerCollisionRect() const;
 	SDL2pp::Rect GetCoinRect(const SDL2pp::Point& coin) const;
 
+	void LoadVisibleTiles();
 	void Update(float delta_t);
 	void Render();//const SDL2pp::Rect& viewport);
 

diff --git a/src/main.cc b/src/main.cc
@@ -85,6 +85,12 @@ int main(int /*argc*/, char** /*argv*/) try {
 					game.ClearActionFlag(Game::DOWN);
 					break;
 				}
+			} else if (event.type == SDL_WINDOWEVENT) {
+				switch (event.window.event) {
+				case SDL_WINDOWEVENT_SIZE_CHANGED:
+					game.LoadVisibleTiles();
+					break;
+				}
 			}
 		}