set(_AX_PHYSICS_HEADER
    physics/PhysicsContact.h
    physics/PhysicsWorld.h
    physics/PhysicsBody.h
    physics/cpCompat62.h
    physics/PhysicsShape.h
    physics/PhysicsHelper.h
    physics/PhysicsJoint.h
    )

set(_AX_PHYSICS_SRC
    physics/PhysicsBody.cpp
    physics/PhysicsContact.cpp
    physics/PhysicsJoint.cpp
    physics/PhysicsShape.cpp
    physics/PhysicsWorld.cpp
    )