X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=vrfileman;a=blobdiff_plain;f=src%2Fmain.cc;h=d236a3bbad46d5594c94c33e15777aa841d3fc15;hp=66e8e985b40cecc160d25deef11e820e840a0621;hb=ce3b278026764fbc085973674be0a899ab5a27bc;hpb=6b808da85d32714e2587823e18e76d45039d628d

diff --git a/src/main.cc b/src/main.cc
index 66e8e98..d236a3b 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -8,36 +8,56 @@ static void process_event(SDL_Event *ev);
 static SDL_Window *win;
 static SDL_GLContext ctx;
 static bool redraw_pending = true;
+static bool fullscreen, mouse_grabbed;
 static bool quit;
 
-int main(int argc, char **argv)
-{
-	if(SDL_Init(SDL_INIT_VIDEO | SDL_INIT_TIMER) == -1) {
-		fprintf(stderr, "failed to initialize SDL\n");
-		return 1;
-	}
+static int scale_factor = 1;
 
+static SDL_Window *create_window(int width, int height)
+{
+	SDL_Window *win;
 	int x = SDL_WINDOWPOS_UNDEFINED;
 	int y = SDL_WINDOWPOS_UNDEFINED;
 	unsigned int flags = SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI;
-	win_width = 1280;
-	win_height = 800;
-	if(!(win = SDL_CreateWindow("vrfileman", x, y, win_width, win_height, flags))) {
-		fprintf(stderr, "failed to create window\n");
+	if(!(win = SDL_CreateWindow("vrfileman", x, y, width, height, flags))) {
+		return 0;
+	}
+	return win;
+}
+
+int main(int argc, char **argv)
+{
+	if(SDL_Init(SDL_INIT_VIDEO | SDL_INIT_TIMER) == -1) {
+		fprintf(stderr, "failed to initialize SDL\n");
 		return 1;
 	}
 
-	SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
-	SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8);
-	SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8);
-	SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8);
+	SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 1);
+	SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, 8);
 	SDL_GL_SetAttribute(SDL_GL_FRAMEBUFFER_SRGB_CAPABLE, 1);
 
+	if(!(win = create_window(def_opt.width, def_opt.height))) {
+		// try again without the SRGB capability
+		SDL_GL_SetAttribute(SDL_GL_FRAMEBUFFER_SRGB_CAPABLE, 0);
+		if(!(win = create_window(def_opt.width, def_opt.height))) {
+			fprintf(stderr, "failed to create window\n");
+			return 1;
+		}
+		fprintf(stderr, "failed to create sRGB-capable window, defaulting to non-linear color space\n");
+		def_opt.srgb = false;
+	}
+
 	if(!(ctx = SDL_GL_CreateContext(win))) {
 		fprintf(stderr, "failed to create OpenGL context\n");
 		return 1;
 	}
 	SDL_GL_GetDrawableSize(win, &win_width, &win_height);
+	win_aspect = (float)win_width / (float)win_height;
+
+	if(!app_init(argc, argv)) {
+		SDL_Quit();
+		return 1;
+	}
 	app_reshape(win_width, win_height);
 
 	while(!quit) {
@@ -51,6 +71,7 @@ int main(int argc, char **argv)
 		}
 
 		time_msec = app_get_msec();
+		time_sec = (double)time_msec / 1000.0;
 		while(SDL_PollEvent(&ev)) {
 			process_event(&ev);
 			if(quit) goto break_evloop;
@@ -68,6 +89,51 @@ break_evloop:
 	return 0;
 }
 
+void app_resize(int x, int y)
+{
+	SDL_SetWindowSize(win, x, y);
+}
+
+void app_fullscreen(bool fs)
+{
+	SDL_SetWindowFullscreen(win, fs ? SDL_WINDOW_FULLSCREEN_DESKTOP : 0);
+	fullscreen = fs;
+}
+
+void app_toggle_fullscreen()
+{
+	app_fullscreen(!fullscreen);
+}
+
+bool app_is_fullscreen()
+{
+	return fullscreen;
+}
+
+void app_grab_mouse(bool grab)
+{
+	/*SDL_SetWindowGrab(win, grab ? SDL_TRUE : SDL_FALSE);
+	SDL_ShowCursor(grab ? 1 : 0);
+	*/
+	SDL_SetRelativeMouseMode(grab ? SDL_TRUE : SDL_FALSE);
+	mouse_grabbed = grab;
+}
+
+void app_toggle_grab_mouse()
+{
+	app_grab_mouse(!mouse_grabbed);
+}
+
+bool app_is_mouse_grabbed()
+{
+	return mouse_grabbed;
+}
+
+void app_quit()
+{
+	quit = true;
+}
+
 void app_redraw()
 {
 	redraw_pending = true;
@@ -82,3 +148,40 @@ long app_get_msec()
 {
 	return SDL_GetTicks();
 }
+
+static void process_event(SDL_Event *ev)
+{
+	switch(ev->type) {
+	case SDL_QUIT:
+		quit = true;
+		break;
+
+	case SDL_KEYDOWN:
+	case SDL_KEYUP:
+		app_keyboard(ev->key.keysym.sym, ev->key.state == SDL_PRESSED);
+		break;
+
+	case SDL_MOUSEBUTTONDOWN:
+	case SDL_MOUSEBUTTONUP:
+		app_mouse_button(ev->button.button - SDL_BUTTON_LEFT, ev->button.state == SDL_PRESSED,
+				ev->button.x * scale_factor, ev->button.y * scale_factor);
+		break;
+
+	case SDL_MOUSEMOTION:
+		if(mouse_grabbed) {
+			app_mouse_delta(ev->motion.xrel, ev->motion.yrel);
+		} else {
+			app_mouse_motion(ev->motion.x * scale_factor, ev->motion.y * scale_factor);
+		}
+		break;
+
+	case SDL_WINDOWEVENT:
+		if(ev->window.event == SDL_WINDOWEVENT_RESIZED) {
+			SDL_GL_GetDrawableSize(win, &win_width, &win_height);
+			win_aspect = (float)win_width / (float)win_height;
+			scale_factor = win_width / ev->window.data1;
+			app_reshape(win_width, win_height);
+		}
+		break;
+	}
+}