adds multilight handling

src/main.rs

@@ -178,7 +178,7 @@ impl App {
         let entry = Entry::new(loader).map_err(|b| anyhow!("{}", b))?;
         let mut data = app_data::AppData::default();
         data.use_geometry_shader = false;
-        data.num_lights_per_volume = 1;
+        data.num_lights_per_volume = 2;
         let mut scene_handler = scene::Scene::default();
         
         //load_model::load_model(&mut data)?;