diff --git a/src/model_physics.rs b/src/model_physics.rs
index e6c9f42..9051133 100644
--- a/src/model_physics.rs
+++ b/src/model_physics.rs
@@ -167,6 +167,11 @@ pub trait MeshQuery<FACE:Clone,EDGE:Clone,VERT:Clone>{
 	fn edge_verts(&self,edge_id:EDGE)->Cow<[VERT;2]>;
 	fn vert_edges(&self,vert_id:VERT)->Cow<Vec<EDGE>>;
 }
+impl PhysicsMesh{
+	pub fn verts<'a>(&'a self)->impl Iterator<Item=Planar64Vec3>+'a{
+		self.verts.iter().map(|Vert(pos)|*pos)
+	}
+}
 impl MeshQuery<FaceId,EdgeId,VertId> for PhysicsMesh{
 	fn closest_fev(&self,point:Planar64Vec3)->FEV<FaceId,EdgeId,VertId>{
 		//TODO: put some genius code right here
diff --git a/src/physics.rs b/src/physics.rs
index 0c02a15..6cd68bd 100644
--- a/src/physics.rs
+++ b/src/physics.rs
@@ -168,6 +168,15 @@ impl PhysicsModels{
 		self.attributes.clear();
 		self.model_id_from_wormhole_id.clear();
 	}
+	fn aabb_list(&self)->Vec<crate::aabb::Aabb>{
+		self.models.iter().map(|model|{
+			let mut aabb=crate::aabb::Aabb::default();
+			for pos in self.meshes[model.mesh_id].verts(){
+				aabb.grow(model.transform.transform_point3(pos));
+			}
+			aabb
+		}).collect()
+	}
 	//TODO: "statically" verify the maps don't refer to any nonexistant data, if they do delete the references.
 	//then I can make these getter functions unchecked.
 	fn mesh(&self,model_id:usize)->TransformedMesh{
@@ -853,7 +862,7 @@ impl PhysicsState {
 				self.meshes.push(PhysicsMesh::from(model));
 			}
 		}
-		self.bvh=crate::bvh::generate_bvh(self.models.aabb_list(&self.meshes));
+		self.bvh=crate::bvh::generate_bvh(self.models.aabb_list());
 		//I don't wanna write structs for temporary structures
 		//this code builds ModeDescriptions from the unsorted lists at the top of the function
 		starts.sort_by_key(|tup|tup.1.mode_id);