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mesa: allow BlendBarrier to be used without support for full fb fetch

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The extension spec is not currently published, so it's a bit premature
to require it for BlendBarrier usage.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Ilia Mirkin 2017-01-01 23:44:25 -05:00
parent 2dd4cdeb4e
commit 376316e963
1 changed files with 2 additions and 1 deletions
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3
src/mesa/main/barrier.c
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@ -114,7 +114,8 @@ _mesa_BlendBarrier(void)
{
GET_CURRENT_CONTEXT(ctx);
if (!ctx->Extensions.MESA_shader_framebuffer_fetch_non_coherent) {
if (!ctx->Extensions.MESA_shader_framebuffer_fetch_non_coherent &&
!ctx->Extensions.KHR_blend_equation_advanced) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glBlendBarrier(not supported)");
return;