-/*
- * Set the model matrix. This positions the model, providing the
- * transformation for converting to eye coordinates.
- */
-void raster_model(raster_t* p, const mat_t* transform);
-
-/*
- * Set the view matrix. This positions the camera, providing the
- * transformation for converting to world coordinates.
- */
-void raster_view(raster_t* p, const mat_t* transform);
-
-/*
- * Set the projection matrix. This provides the transformation for converting
- * to canonical coordinates.
- */
-void raster_projection(raster_t* p, const mat_t* transform);
-
-
-/*
- * Set the location of the viewer in world coordinates. This is used in
- * specular lighting calculations.
- */
-void raster_eye(raster_t* p, vec_t eye);
-
-/*
- * Set the ambient light for the scene.
- */
-void raster_ambient(raster_t* p, color_t ambient);
-
-/*
- * Add a light to the scene.
- */
-void raster_light(raster_t* p, light_t light);
-
-/*
- * Set the material properties for the scene.
- */
-void raster_material(raster_t* p, color_t specular, scal_t shininess);
-