commit c0804f9

event polling, window resizing, add test logs

 1@@ -33,6 +33,14 @@ typedef struct {
 2 
 3 /* initialise resources */
 4 void platform_init(MGContext* ctx);
 5+
 6+/* poll for next events */
 7+i32 platform_poll(MGContext* ctx);
 8+
 9+/* present next buffer to screen */
10+void platform_present(MGContext* ctx);
11+
12+/* shutdown `ctx` */
13 void platform_shutdown(MGContext* ctx);
14 
15 /* create window */

 1@@ -13,9 +13,18 @@ int main(void)
 2 		1024, 768,  /* w, h */
 3 	};
 4 
 5+	mg_log(LOG_INF, "test log info");
 6+	mg_log(LOG_ERR, "test log error");
 7+	mg_log(LOG_DBG, "test log debug");
 8+
 9 	platform_init(&ctx);
10 	platform_window_create(&ctx);
11 
12+	while (platform_poll(&ctx)) {
13+		platform_present(&ctx);
14+		SDL_Delay(1); /* TODO: replace with target fps */
15+	}
16+
17 	platform_shutdown(&ctx);
18 	return MG_ERR_EXIT_SUCCESS;
19 }

 1@@ -1,5 +1,4 @@
 2 #include <SDL2/SDL.h>
 3-#include <SDL2/SDL_video.h>
 4 
 5 #include "util.h"
 6 #include "platform/platform.h"
 7@@ -17,6 +16,31 @@ void platform_init(MGContext* ctx)
 8 	SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
 9 }
10 
11+/* TODO: platform independant design MGEvent, MGPoll */
12+i32 platform_poll(MGContext* ctx)
13+{
14+	SDL_Event ev;
15+	while (SDL_PollEvent(&ev)) {
16+		switch(ev.type) {
17+		case SDL_QUIT:
18+			return 0;
19+
20+		case SDL_WINDOWEVENT:
21+			if (ev.window.event == SDL_WINDOWEVENT_SIZE_CHANGED) { /* resize */
22+				ctx->width = ev.window.data1;
23+				ctx->height = ev.window.data2;
24+			}
25+		}
26+	}
27+
28+	return 1;
29+}
30+
31+void platform_present(MGContext* ctx)
32+{
33+	SDL_GL_SwapWindow(ctx->win);
34+}
35+
36 void platform_shutdown(MGContext* ctx)
37 {
38 	if (!ctx)