// draw a shadow volume for the model based on light source
void(*DrawShadowVolume)(struct entity_render_s *ent, vec3_t relativelightorigin, float lightradius);
// draw the lighting on a model (through stencil)
// draw a shadow volume for the model based on light source
void(*DrawShadowVolume)(struct entity_render_s *ent, vec3_t relativelightorigin, float lightradius);
// draw the lighting on a model (through stencil)