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mesa: generate GL_INVALID_OPERATION in _mesa_get_uniform_location() if program isn't linked

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This commit is contained in:
Brian Paul 2008-07-04 09:58:14 -06:00
parent c4b6941e62
commit 294b061256
1 changed files with 5 additions and 0 deletions
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5
src/mesa/shader/shader_api.c
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@ -1011,6 +1011,11 @@ _mesa_get_uniform_location(GLcontext *ctx, GLuint program, const GLchar *name)
if (!shProg)
return -1;
if (shProg->LinkStatus == GL_FALSE) {
_mesa_error(ctx, GL_INVALID_OPERATION, "glGetUniformfv(program)");
return -1;
}
/* XXX we should return -1 if the uniform was declared, but not
* actually used.
*/