void SetUniform(string name, IUniformValue uniformValue)
{
bool same = false;
if (_uniformValues.ContainsKey(name))
{
same = _uniformValues[name].Equals(uniformValue);
_uniformValues[name] = uniformValue;
}
else
{
_uniformValues.Add(name, uniformValue);
}
// Do not attempt to set uniform for invalid shaders
if (!same && _valid)
{
uniformValue.Set(_handle, GetUniformLocation(name));
}
}