[Mesa-dev] [PATCH] mesa: Loosen glBlitFramebuffer restrictions on depthstencil buffers (v2)
hverbeet at gmail.com
Fri Jan 20 03:45:19 PST 2012
On 20 January 2012 03:24, Eric Anholt <eric at anholt.net> wrote:
>> So is it also allowed to blit from S8Z24 to Z24S8 ? Could we also allow
>> to blit from RGBA8 to BGRA8 then, please ?
> That's already allowed.
Yeah, but not for multisampled framebuffers, unless RGBA8 and BGRA8
are considered identical (ARB_fbo):
If SAMPLE_BUFFERS for either the read framebuffer or
draw framebuffer is greater than zero, no copy is performed and an
INVALID_OPERATION error is generated if the dimensions of the source
and destination rectangles provided to BlitFramebuffer are not
identical, or if the formats of the read and draw framebuffers are
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