void VHParticlesSystemHoudini::lockOpenGLContext() {

    //warning not called during VHParticlesSystem constructor

    RE_Render* myRender = RE_Render::getRenderContext(2);
    myRender->lockContextForRender();

}
void VHFluidSolver3DHoudini::lockOpenGLContext(){

	RE_Render* myRender = RE_Render::getRenderContext(2);
	myRender->lockContextForRender();

}