To edit a model in one of the DirectX games (not OpenGL) such as Wing or Hoverboarder, use the Gamestudio exporter and make sure the end of the filename is .mdl when you save it. In order to edit the model in the reflection shader or moon/Creator program (where you can test out shaders, it has a picture of a purple dolphin), follow the example below, and replace the other models in moon with a single-vertex model for smoother animation on yours: