- struct pipe_screen *screen = st->pipe->screen;
- struct pipe_resource *resource = strb->rtt->pt;
- int rtt_width = strb->Base.Width;
- int rtt_height = strb->Base.Height;
-
- if (!strb->surface ||
- strb->surface->texture != resource ||
- strb->surface->width != rtt_width ||
- strb->surface->height != rtt_height) {
- GLuint level;
- /* find matching mipmap level size */
- for (level = 0; level <= resource->last_level; level++) {
- if (u_minify(resource->width0, level) == rtt_width &&
- u_minify(resource->height0, level) == rtt_height) {
-
- pipe_surface_reference(&strb->surface, NULL);
-
- strb->surface = screen->get_tex_surface(screen,
- resource,
- strb->rtt_face,
- level,
- strb->rtt_slice,
- PIPE_BIND_RENDER_TARGET |
- PIPE_BIND_BLIT_SOURCE |
- PIPE_BIND_BLIT_DESTINATION );
-#if 0
- printf("-- alloc new surface %d x %d into tex %p\n",
- strb->surface->width, strb->surface->height,
- texture);
-#endif
- break;
- }
- }
- }
+ assert(surface);
+ assert(surface->width < UINT_MAX);
+ assert(surface->height < UINT_MAX);
+ framebuffer->width = MIN2(framebuffer->width, surface->width);
+ framebuffer->height = MIN2(framebuffer->height, surface->height);