//------------------------------------------------------
// Load Scene
//------------------------------------------------------
public void load(PhysicsWorld physics_world, float near_plane)
{
_material_manager = new MaterialManager();
_light_manager = new LightManager();
_world_loader = new WorldLoader(_path_scene, "light_objects", physics_world, _material_manager);
// Load Scenes
_world_loader.addWorldToScene(new string[]
{
"sponza",
//"test_scene",
//"test_scene_2",
}, _meshes, _light_manager);
load_Flashlight();
load_SunLight(near_plane);
_animation_timer.start();
_circadian_timer.start();
}