draw rect

~/SDL/DrawRect/draw_rect.c

@@ -0,0 +1,26 @@
+SDL_Rect box = { 10, 10, 50, 10 };
+
+while (!quit) {
+    if (SDL_PollEvent(&event)) {
+        switch (event.type) {
+            case SDL_QUIT:
+                quit = true;
+                break;
+        }
+    }
+
+    // clear render
+    SDL_SetRenderDrawColor(renderer, 0, 0, 0, 0);
+    SDL_RenderClear(renderer);
+
+    box.w += 1;
+
+    SDL_SetRenderDrawColor(renderer, 255, 255, 255, 0);
+    SDL_RenderFillRect(renderer, &box);
+    SDL_SetRenderDrawColor(renderer, 255, 0, 0, 0);
+    SDL_RenderDrawRect(renderer, &box);
+
+    // render
+    SDL_RenderPresent(renderer);
+    SDL_Delay(10);
+}