| 1 | draw_set_alpha(draw_alpha); |
| 2 | draw_sprite_tiled(sprite_index, image_index, sprite_xoffset, sprite_yoffset); |
| 3 | draw_set_color(c_black); |
| 4 | draw_set_alpha(draw_alpha * 0.5); |
| 5 | draw_rectangle(-100, -100, 640, 480, false); |
| 6 | draw_set_alpha(1); |