diff --git a/src/bsp.rs b/src/bsp.rs
index 28e7280..b12ba71 100644
--- a/src/bsp.rs
+++ b/src/bsp.rs
@@ -24,6 +24,8 @@ where
 		acquire_mesh_id(prop.model());
 	}
 
+	//TODO: make the main map one single mesh with a bunch of different physics groups and graphics groups
+
 	//the generated MeshIds in here will collide with the Loader Mesh Ids
 	//but I can't think of a good workaround other than just remapping one later.
 	let (meshes,models):(Vec<model::Mesh>,Vec<model::Model>)=bsp.models().enumerate().map(|(mesh_id,world_model)|{