glm::vec3 pos(cam.View() * cam.Model(*sun)[3]);
assets.shaders.planet_surface.Activate();
assets.shaders.planet_surface.SetLight(num_lights, pos, glm::vec3(sun->Color()), float(sun->Luminosity()));
glm::vec3 pos(cam.View() * cam.Model(*sun)[3]);
assets.shaders.planet_surface.Activate();
assets.shaders.planet_surface.SetLight(num_lights, pos, glm::vec3(sun->Color()), float(sun->Luminosity()));