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mesa: move check for no-op glFrontFace call earlier

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If the new mode matches the current mode, there can be no error.

Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
This commit is contained in:
Brian Paul 2015-07-21 18:44:07 -06:00
parent 24799c4223
commit 61ed88b1dd
1 changed files with 3 additions and 3 deletions
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6
src/mesa/main/polygon.c
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@ -93,14 +93,14 @@ _mesa_FrontFace( GLenum mode )
if (MESA_VERBOSE&VERBOSE_API)
_mesa_debug(ctx, "glFrontFace %s\n", _mesa_enum_to_string(mode));
if (ctx->Polygon.FrontFace == mode)
return;
if (mode!=GL_CW && mode!=GL_CCW) {
_mesa_error( ctx, GL_INVALID_ENUM, "glFrontFace" );
return;
}
if (ctx->Polygon.FrontFace == mode)
return;
FLUSH_VERTICES(ctx, _NEW_POLYGON);
ctx->Polygon.FrontFace = mode;