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added test for EXT_fog_coord

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This commit is contained in:
Brian Paul
2001-05-30 14:43:17 +00:00
parent 47a3c67fa6
commit 529e48bb0f
1 changed files with 5 additions and 4 deletions
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src/mesa/main/fog.c
+5 -4
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@@ -1,4 +1,4 @@
/* $Id: fog.c,v 1.34 2001/03/12 00:48:37 gareth Exp $ */
/* $Id: fog.c,v 1.35 2001/05/30 14:43:17 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -141,9 +141,10 @@ _mesa_Fogfv( GLenum pname, const GLfloat *params )
ctx->Fog.Color[3] = params[3];
break;
case GL_FOG_COORDINATE_SOURCE_EXT: {
GLenum p = (GLenum)(GLint) *params;
if (p != GL_FOG_COORDINATE_EXT && p != GL_FRAGMENT_DEPTH_EXT) {
_mesa_error( ctx, GL_INVALID_ENUM, "glFog" );
GLenum p = (GLenum) (GLint) *params;
if (!ctx->Extensions.EXT_fog_coord ||
(p != GL_FOG_COORDINATE_EXT && p != GL_FRAGMENT_DEPTH_EXT)) {
_mesa_error(ctx, GL_INVALID_ENUM, "glFog");
return;
}
if (ctx->Fog.FogCoordinateSource == p)