[Glamor] [PATCH] Don't use glBlitFramebufferEXT for overlapping copies.

[Zhigang Gong]

> -----Original Message-----
> From:
> glamor-bounces+zhigang.gong=linux.intel.com at lists.freedesktop.org
> [mailto:glamor-bounces+zhigang.gong=linux.intel.com at lists.freedesktop.o
> rg] On Behalf Of Michel D?nzer
> Sent: Wednesday, October 31, 2012 11:56 PM
> To: glamor at lists.freedesktop.org
> Subject: [Glamor] [PATCH] Don't use glBlitFramebufferEXT for overlapping
> copies.
> 
> From: Michel Dänzer <michel.daenzer at amd.com>
> 
> According to the GL_EXT_framebuffer_blit spec, the result of doing so is
> undefined. But we need well-defined results. :)
> 
Agree, although some 2d hardware blit engine handles that correctly, we need to follow
The spec.
pushed, thanks.