module sdldemo1; import sdl; void main() { auto disp = SDL_SetVideoMode(640,480,0,SDL_HWSURFACE|SDL_DOUBLEBUF); auto r = SDL_Rect(0,190,100,100); auto c = SDL_MapRGBA(disp.format,255,100,0,255); while (r.x < disp.w-100) { SDL_FillRect(disp, null, 0); SDL_FillRect(disp, &r, c); SDL_Flip(disp); r.x++; } }