[Mesa-dev] [PATCH 7.2/7] mesa: Add support to allow blitting to multiple color draw buffers

[Kenneth Graunke]

On 01/08/2013 03:56 AM, Anuj Phogat wrote:
> This patch fixes a blitting case when drawAttachment->Texture ==
> readAttachment->Texture. It was causing an assertion failure in
> intel_miptree_attach_map() with gles3 conformance test case:
> framebuffer_blit_functionality_minifying_blit
>
> Number of changes in this file look scary. But most of them are caused by
> introducing a big for loop to support rendering to multiple color draw buffers.
>
> V2: Fixed a case when number of draw buffer attachments are zero.
> V3: Put a for loop in blit_nearest() and blit_linear() functions in to support
>      blitting to multiple color draw buffers.
> V4: Remove variable declaration in for loop to avoid MSVC compilation issues.
>
> Signed-off-by: Anuj Phogat <anuj.phogat at gmail.com>

Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>