diff --git a/src/physics.rs b/src/physics.rs
index 0661365..ed0b337 100644
--- a/src/physics.rs
+++ b/src/physics.rs
@@ -657,16 +657,16 @@ impl PhysicsModel{
 }
 
 #[derive(Debug,Clone,Eq,Hash,PartialEq)]
-struct ContactCollision{
+pub struct ContactCollision{
 	face_id:model_physics::MinkowskiFace,
 	convex_mesh_id:ConvexMeshId,
 }
 #[derive(Debug,Clone,Eq,Hash,PartialEq)]
-struct IntersectCollision{
+pub struct IntersectCollision{
 	convex_mesh_id:ConvexMeshId,
 }
 #[derive(Debug,Clone,Eq,Hash,PartialEq)]
-enum Collision{
+pub enum Collision{
 	Contact(ContactCollision),
 	Intersect(IntersectCollision),
 }