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mesa: only check errors when the state change in glProvokingVertex()

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When this GL call is a no-op, it should be a little faster.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Samuel Pitoiset 2017-07-31 14:07:05 +02:00
parent 6d37bcdb79
commit c787477378
1 changed files with 3 additions and 3 deletions
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6
src/mesa/main/light.c
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@ -73,6 +73,9 @@ _mesa_ProvokingVertex(GLenum mode)
if (MESA_VERBOSE&VERBOSE_API)
_mesa_debug(ctx, "glProvokingVertexEXT 0x%x\n", mode);
if (ctx->Light.ProvokingVertex == mode)
return;
switch (mode) {
case GL_FIRST_VERTEX_CONVENTION_EXT:
case GL_LAST_VERTEX_CONVENTION_EXT:
@ -82,9 +85,6 @@ _mesa_ProvokingVertex(GLenum mode)
return;
}
if (ctx->Light.ProvokingVertex == mode)
return;
FLUSH_VERTICES(ctx, _NEW_LIGHT);
ctx->Light.ProvokingVertex = mode;
}