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GLProgram: raise error when uniform location cannot be determined

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This commit is contained in:
Josh Holtrop 2014-08-05 20:07:26 -04:00
parent d4a2222447
commit e600ec871f
1 changed files with 8 additions and 1 deletions
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9
src/GLProgram.cc
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@ -114,7 +114,14 @@ static VALUE GLProgram_load_uniform_location(VALUE self, VALUE uniform)
}
if (uniform_index >= 0)
{
glprogram->uniforms[uniform_index] = glGetUniformLocation(glprogram->id, uniform_cstr);
GLint location = glGetUniformLocation(glprogram->id, uniform_cstr);
if (location < 0)
{
rb_raise(rb_eRuntimeError,
"Cannot determine uniform location for '%s'",
uniform_cstr);
}
glprogram->uniforms[uniform_index] = location;
}
else
{