public static extern void mpRemoveCollider(int context, ref MPColliderProperties props);
public static extern void mpAddCapsuleCollider(int context, ref MPColliderProperties props, ref Vector3 pos1, ref Vector3 pos2, float radius);
public static extern void mpAddBoxCollider(int context, ref MPColliderProperties props, ref Matrix4x4 transform, ref Vector3 center, ref Vector3 size);
public static extern void mpAddSphereCollider(int context, ref MPColliderProperties props, ref Vector3 center, float radius);