A set of graphics primitive information for a virtual object may be processed with compute shader running on a graphics processing unit (GPU) to generate a modified set of primitive information. The modified set of primitive information may be passed to a vertex shader running on the GPU. The vertex shader may perform vertex shading on the modified set of primitive information. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims.