- if (gpu.status.rgb24)
- {
-#ifndef MAEMO
- dest += (doffs / 8) * 24;
- for (; h-- > 0; dest += stride * 3, fb_offs += 1024)
- {
- fb_offs &= 1024*512-1;
- bgr888_to_rgb888(dest, vram + fb_offs, w * 3);
- }
-#else
- dest += doffs * 2;
- for (; h-- > 0; dest += stride * 2, fb_offs += 1024)
- {
- fb_offs &= 1024*512-1;
- bgr888_to_rgb565(dest, vram + fb_offs, w * 3);
- }
-#endif
- }
- else
- {
- dest += doffs * 2;
- for (; h-- > 0; dest += stride * 2, fb_offs += 1024)
- {
- fb_offs &= 1024*512-1;
- bgr555_to_rgb565(dest, vram + fb_offs, w * 2);
+ if (gpu.state.downscale_active)
+ vram = gpu.get_downscale_buffer(&x, &y, &w, &h, &vram_h);
+
+ if (y + h > vram_h) {
+ if (y + h - vram_h > h / 2) {
+ // wrap
+ h -= vram_h - y;
+ y = 0;