Function DrawRectRectIntersections

deps/SDL2/test/testintersections.c:185–199

}

static void
DrawRectRectIntersections(SDL_Renderer * renderer)
{
    int i, j;

    SDL_SetRenderDrawColor(renderer, 255, 200, 0, 255);

    for (i = 0; i < num_rects; i++)
        for (j = i + 1; j < num_rects; j++) {
            SDL_Rect r;
            if (SDL_IntersectRect(&rects[i], &rects[j], &r)) {
                SDL_RenderFillRect(renderer, &r);
            }
        }
}

void
loop()