check transparency when generating models

src/load_roblox.rs

@@ -153,9 +153,6 @@ pub fn generate_indexed_models(dom:rbx_dom_weak::WeakDom) -> crate::model::Index
 					spawn_point=model_transform.transform_point3(-glam::Vec3::Y)+glam::vec3(0.0,2.5+0.1,0.0);
 					println!("Found MapStart{:?}",spawn_point);
 				}
-				if *transparency==1.0 {
-					continue;
-				}
 
 				//TODO: also detect "CylinderMesh" etc here
 				let shape=match &object.class[..]{

src/main.rs

@@ -164,11 +164,15 @@ impl GraphicsData {
 		let mut unique_texture_models=Vec::with_capacity(indexed_models_len);
 		for mut model in indexed_models.models.into_iter(){
 			//convert ModelInstance into ModelGraphicsInstance
-			let instances:Vec<ModelGraphicsInstance>=model.instances.iter().map(|instance|{
-				ModelGraphicsInstance{
-					transform: glam::Mat4::from(instance.transform),
-					normal_transform: glam::Mat4::from(instance.transform.inverse()).transpose(),
-					color: instance.color,
+			let instances:Vec<ModelGraphicsInstance>=model.instances.into_iter().filter_map(|instance|{
+				if instance.color.w==0.0{
+					None
+				}else{
+					Some(ModelGraphicsInstance{
+						transform: glam::Mat4::from(instance.transform),
+						normal_transform: glam::Mat4::from(instance.transform.inverse()).transpose(),
+						color: instance.color,
+					})
 				}
 			}).collect();
 			//check each group, if it's using a new texture then make a new clone of the model