X-Git-Url: https://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fapp%2Fapp.cpp;h=d13dfc6aafe7c398a633de83d48bef3857b3993f;hb=0e3f96ecb9ade07a7b831078fee025aff44d44d4;hp=9e83cd416b229cb18fce4c4f40ec94b38d678c3f;hpb=55dbd6b35a39888f245e247d2e140f141f918178;p=blank.git

diff --git a/src/app/app.cpp b/src/app/app.cpp
index 9e83cd4..d13dfc6 100644
--- a/src/app/app.cpp
+++ b/src/app/app.cpp
@@ -1,5 +1,6 @@
 #include "Application.hpp"
 #include "Assets.hpp"
+#include "FrameCounter.hpp"
 
 #include "../graphics/Font.hpp"
 #include "../world/BlockType.hpp"
@@ -26,27 +27,15 @@ string get_asset_path() {
 namespace blank {
 
 Application::Application(const Config &config)
-: init_sdl()
-, init_img()
-, init_ttf()
-, init_gl(config.doublebuf, config.multisampling)
-, window()
-, ctx(window.CreateContext())
-, init_glew()
+: init(config.doublebuf, config.multisampling)
+, viewport()
 , assets(get_asset_path())
-, chunk_prog()
-, entity_prog()
-, sprite_prog()
-, cam()
+, counter()
 , world(config.world)
-, interface(config.interface, assets, world)
+, interface(config.interface, assets, counter, world)
 , test_controller(MakeTestEntity(world))
 , running(false) {
-	if (config.vsync) {
-		GLContext::EnableVSync();
-	}
-
-	glClearColor(0.0, 0.0, 0.0, 1.0);
+	viewport.VSync(config.vsync);
 }
 
 Entity &Application::MakeTestEntity(World &world) {
@@ -92,7 +81,7 @@ void Application::RunS(size_t n, size_t t) {
 void Application::Run() {
 	running = true;
 	Uint32 last = SDL_GetTicks();
-	window.GrabMouse();
+	init.window.GrabMouse();
 	while (running) {
 		Uint32 now = SDL_GetTicks();
 		int delta = now - last;
@@ -102,13 +91,16 @@ void Application::Run() {
 }
 
 void Application::Loop(int dt) {
+	counter.EnterFrame();
 	HandleEvents();
 	Update(dt);
 	Render();
+	counter.ExitFrame();
 }
 
 
 void Application::HandleEvents() {
+	counter.EnterHandle();
 	SDL_Event event;
 	while (SDL_PollEvent(&event)) {
 		switch (event.type) {
@@ -140,43 +132,44 @@ void Application::HandleEvents() {
 				break;
 		}
 	}
+	counter.ExitHandle();
 }
 
 void Application::Handle(const SDL_WindowEvent &event) {
 	switch (event.event) {
 		case SDL_WINDOWEVENT_FOCUS_GAINED:
-			window.GrabMouse();
+			init.window.GrabMouse();
 			break;
 		case SDL_WINDOWEVENT_FOCUS_LOST:
-			window.ReleaseMouse();
+			init.window.ReleaseMouse();
 			break;
 		case SDL_WINDOWEVENT_RESIZED:
-			cam.Viewport(event.data1, event.data2);
-			interface.Handle(event);
+			viewport.Resize(event.data1, event.data2);
 			break;
 		default:
-			interface.Handle(event);
 			break;
 	}
 }
 
 void Application::Update(int dt) {
+	counter.EnterUpdate();
 	interface.Update(dt);
 	test_controller.Update(dt);
 	world.Update(dt);
+	counter.ExitUpdate();
 }
 
 void Application::Render() {
-	GLContext::Clear();
-
-	chunk_prog.SetProjection(cam.Projection());
-	entity_prog.SetProjection(cam.Projection());
-
-	world.Render(chunk_prog, entity_prog);
+	// gl implementation may (and will probably) delay vsync blocking until
+	// the first write after flipping, which is this clear call
+	viewport.Clear();
+	counter.EnterRender();
 
-	interface.Render(entity_prog, sprite_prog);
+	world.Render(viewport);
+	interface.Render(viewport);
 
-	window.Flip();
+	counter.ExitRender();
+	init.window.Flip();
 }
 
 
@@ -190,4 +183,89 @@ Font Assets::LoadFont(const string &name, int size) const {
 	return Font(full.c_str(), size);
 }
 
+
+void FrameCounter::EnterFrame() noexcept {
+	last_enter = SDL_GetTicks();
+	last_tick = last_enter;
+}
+
+void FrameCounter::EnterHandle() noexcept {
+	Tick();
+}
+
+void FrameCounter::ExitHandle() noexcept {
+	current.handle = Tick();
+}
+
+void FrameCounter::EnterUpdate() noexcept {
+	Tick();
+}
+
+void FrameCounter::ExitUpdate() noexcept {
+	current.update = Tick();
+}
+
+void FrameCounter::EnterRender() noexcept {
+	Tick();
+}
+
+void FrameCounter::ExitRender() noexcept {
+	current.render = Tick();
+}
+
+void FrameCounter::ExitFrame() noexcept {
+	Uint32 now = SDL_GetTicks();
+	current.total = now - last_enter;
+	current.running = current.handle + current.update + current.render;
+	current.waiting = current.total - current.running;
+	Accumulate();
+
+	++cur_frame;
+	if (cur_frame >= NUM_FRAMES) {
+		Push();
+		cur_frame = 0;
+		changed = true;
+	} else {
+		changed = false;
+	}
+}
+
+int FrameCounter::Tick() noexcept {
+	Uint32 now = SDL_GetTicks();
+	int delta = now - last_tick;
+	last_tick = now;
+	return delta;
+}
+
+void FrameCounter::Accumulate() noexcept {
+	sum.handle += current.handle;
+	sum.update += current.update;
+	sum.render += current.render;
+	sum.running += current.running;
+	sum.waiting += current.waiting;
+	sum.total += current.total;
+
+	max.handle = std::max(current.handle, max.handle);
+	max.update = std::max(current.update, max.update);
+	max.render = std::max(current.render, max.render);
+	max.running = std::max(current.running, max.running);
+	max.waiting = std::max(current.waiting, max.waiting);
+	max.total = std::max(current.total, max.total);
+
+	current = Frame<int>();
+}
+
+void FrameCounter::Push() noexcept {
+	peak = max;
+	avg.handle = sum.handle * factor;
+	avg.update = sum.update * factor;
+	avg.render = sum.render * factor;
+	avg.running = sum.running * factor;
+	avg.waiting = sum.waiting * factor;
+	avg.total = sum.total * factor;
+
+	sum = Frame<int>();
+	max = Frame<int>();
+}
+
 }