X-Git-Url: https://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fapp.cpp;h=57651e3b754370602eca2d92706dd000573df1fb;hb=e53a0e2e711a7d8bd9b0ddacd1360aa14370643f;hp=d54e8df56d1d0e875da4e599cca3ae67ea4b67cb;hpb=b314df303ffedbd6d2e81872908d12fc9712801a;p=blank.git

diff --git a/src/app.cpp b/src/app.cpp
index d54e8df..57651e3 100644
--- a/src/app.cpp
+++ b/src/app.cpp
@@ -4,89 +4,70 @@
 #include <stdexcept>
 
 
-namespace {
-
-constexpr GLfloat vtx_coords[] = {
-	-1.0f, -1.0f, -1.0f,
-	 1.0f, -1.0f, -1.0f,
-	 0.0f,  1.0f, -1.0f,
-};
-
-}
-
 namespace blank {
 
-Application::Application()
+Application::Application(const Config &config)
 : init_sdl()
-, init_gl()
+, init_img()
+, init_gl(config.doublebuf, config.multisampling)
 , window()
 , ctx(window.CreateContext())
 , init_glew()
-, program()
-, vtx_buf(0)
-, mvp()
-, mvp_handle(0)
+, chunk_prog()
+, entity_prog()
+, cam()
+, world(config.world)
+, interface(config.interface, world)
+, test_controller(MakeTestEntity(world))
 , running(false) {
-	GLContext::EnableVSync();
-	program.LoadShader(
-		GL_VERTEX_SHADER,
-		"#version 330 core\n"
-		"layout(location = 0) in vec3 vertexPosition_modelspace;\n"
-		"uniform mat4 MVP;\n"
-		"void main() {\n"
-			"vec4 v = vec4(vertexPosition_modelspace, 1);\n"
-			"gl_Position = MVP * v;\n"
-		"}\n"
-	);
-	program.LoadShader(
-		GL_FRAGMENT_SHADER,
-		"#version 330 core\n"
-		"out vec3 color;\n"
-		"void main() {\n"
-			"color = vec3(1, 1, 1);\n"
-		"}\n"
-	);
-	program.Link();
-	if (!program.Linked()) {
-		program.Log(std::cerr);
-		throw std::runtime_error("link program");
+	if (config.vsync) {
+		GLContext::EnableVSync();
 	}
 
-	GLuint VertexArrayID;
-	glGenVertexArrays(1, &VertexArrayID);
-	glBindVertexArray(VertexArrayID);
-
-	glGenBuffers(1, &vtx_buf);
-	glBindBuffer(GL_ARRAY_BUFFER, vtx_buf);
-	glBufferData(GL_ARRAY_BUFFER, sizeof(vtx_coords), vtx_coords, GL_STATIC_DRAW);
-
-	glm::mat4 projection = glm::perspective(
-		45.0f, // FOV in degrees
-		1.0f,  // aspect ratio
-		0.1f,  // near clip
-		100.0f // far clip
-	);
-	glm::mat4 view = glm::lookAt(
-		glm::vec3(0, 0,  0),  // observer
-		glm::vec3(0, 0, -1), // target
-		glm::vec3(0, 1,  0) // up
-	);
-	glm::mat4 model(1.0f); // identity: no transformation
-	mvp = projection * view * model;
-
-	mvp_handle = program.UniformLocation("MVP");
-
 	glClearColor(0.0, 0.0, 0.0, 1.0);
 }
 
-Application::~Application() {
+Entity &Application::MakeTestEntity(World &world) {
+	Entity &e = world.AddEntity();
+	e.Position({ 0.0f, 0.0f, 0.0f });
+	e.SetShape(world.BlockTypes()[1].shape, { 1.0f, 1.0f, 0.0f });
+	e.AngularVelocity(glm::quat(glm::vec3{ 0.00001f, 0.000006f, 0.000013f }));
+	return e;
+}
+
+
+void Application::RunN(size_t n) {
+	Uint32 last = SDL_GetTicks();
+	for (size_t i = 0; i < n; ++i) {
+		Uint32 now = SDL_GetTicks();
+		int delta = now - last;
+		Loop(delta);
+		last = now;
+	}
+}
+
+void Application::RunT(size_t t) {
+	Uint32 last = SDL_GetTicks();
+	Uint32 finish = last + t;
+	while (last < finish) {
+		Uint32 now = SDL_GetTicks();
+		int delta = now - last;
+		Loop(delta);
+		last = now;
+	}
+}
 
+void Application::RunS(size_t n, size_t t) {
+	for (size_t i = 0; i < n; ++i) {
+		Loop(t);
+	}
 }
 
 
 void Application::Run() {
 	running = true;
 	Uint32 last = SDL_GetTicks();
+	window.GrabMouse();
 	while (running) {
 		Uint32 now = SDL_GetTicks();
 		int delta = now - last;
@@ -97,6 +78,7 @@ void Application::Run() {
 
 void Application::Loop(int dt) {
 	HandleEvents();
+	Update(dt);
 	Render();
 }
 
@@ -105,38 +87,65 @@ void Application::HandleEvents() {
 	SDL_Event event;
 	while (SDL_PollEvent(&event)) {
 		switch (event.type) {
+			case SDL_KEYDOWN:
+				interface.HandlePress(event.key);
+				break;
+			case SDL_KEYUP:
+				interface.HandleRelease(event.key);
+				break;
+			case SDL_MOUSEBUTTONDOWN:
+				interface.HandlePress(event.button);
+				break;
+			case SDL_MOUSEBUTTONUP:
+				interface.HandleRelease(event.button);
+				break;
+			case SDL_MOUSEMOTION:
+				interface.Handle(event.motion);
+				break;
+			case SDL_MOUSEWHEEL:
+				interface.Handle(event.wheel);
+				break;
 			case SDL_QUIT:
 				running = false;
 				break;
+			case SDL_WINDOWEVENT:
+				switch (event.window.event) {
+					case SDL_WINDOWEVENT_FOCUS_GAINED:
+						window.GrabMouse();
+						break;
+					case SDL_WINDOWEVENT_FOCUS_LOST:
+						window.ReleaseMouse();
+						break;
+					case SDL_WINDOWEVENT_RESIZED:
+						cam.Viewport(event.window.data1, event.window.data2);
+						interface.Handle(event.window);
+						break;
+					default:
+						interface.Handle(event.window);
+						break;
+				}
+				break;
 			default:
 				break;
 		}
 	}
 }
 
+void Application::Update(int dt) {
+	interface.Update(dt);
+	test_controller.Update(dt);
+	world.Update(dt);
+}
+
 void Application::Render() {
-	glClear(GL_COLOR_BUFFER_BIT);
-
-	program.Use();
-
-	glUniformMatrix4fv(mvp_handle, 1, GL_FALSE, &mvp[0][0]);
-
-	glEnableVertexAttribArray(0);
-	glBindBuffer(GL_ARRAY_BUFFER, vtx_buf);
-	glVertexAttribPointer(
-		0,        // attribute 0 (for shader)
-		3,        // size
-		GL_FLOAT, // type
-		GL_FALSE, // normalized
-		0,        // stride
-		nullptr   // offset
-	);
-	glDrawArrays(
-		GL_TRIANGLES, // how
-		0,            // start
-		3             // len
-	);
-	glDisableVertexAttribArray(0);
+	GLContext::Clear();
+
+	chunk_prog.SetProjection(cam.Projection());
+	entity_prog.SetProjection(cam.Projection());
+
+	world.Render(chunk_prog, entity_prog);
+
+	interface.Render(entity_prog);
 
 	window.Flip();
 }