irb->Base.Width = depth_irb->Base.Width;
irb->Base.Height = depth_irb->Base.Height;
intel_renderbuffer_set_region(irb, depth_irb->region);
irb->Base.Width = depth_irb->Base.Width;
irb->Base.Height = depth_irb->Base.Height;
intel_renderbuffer_set_region(irb, depth_irb->region);