[Mesa-dev] [PATCH RFC v1] i965: Implement CopyTexSubImage2D via BLORP (and use it by default).
stereotype441 at gmail.com
Mon Jan 21 11:15:48 PST 2013
On 20 January 2013 14:15, Paul Berry <stereotype441 at gmail.com> wrote:
> On 19 January 2013 11:06, Kenneth Graunke <kenneth at whitecape.org> wrote:
>> + /* CopyTexSubImage should happen even in conditional rendering. We
>> + * turn it off and back on again. For now, just bail instead.
>> + */
>> + if (ctx->Query.CondRenderQuery)
>> + return false;
> This shouldn't be necessary. Blorp ignores any 3D pipeline state that the
> client has set up (including conditional rendering state), so if you just
> drop this check, the copy should happen just fine even if conditional
> rendering is on.
Related question: did you happen to notice this?
https://cvs.khronos.org/bugzilla/show_bug.cgi?id=9562#c1. (Short story for
those who don't have khronos access: glBlitFramebuffer is supposed to be
conditionalized.) I'm betting Mesa doesn't get this right.
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