internal DynamicWorldImp()
{
//Debug.WriteLine("DynamicWorldImp");
//Default
// collision configuration contains default setup for memory, collision setup
BtCollisionConf = new DefaultCollisionConfiguration();
BtDispatcher = new CollisionDispatcher(BtCollisionConf);
BtBroadphase = new DbvtBroadphase();
BtSolver = new SequentialImpulseConstraintSolver();
// BtCollisionShapes = new AlignedCollisionShapeArray();
BtWorld = new DiscreteDynamicsWorld(BtDispatcher, BtBroadphase, BtSolver, BtCollisionConf)
{
Gravity = new Vector3(0, -9.81f, 0)
};
BtWorld.SolverInfo.NumIterations = 5;
BtWorld.PerformDiscreteCollisionDetection();
//GImpactCollisionAlgorithm.RegisterAlgorithm(BtDispatcher);
// BtWorld.SetInternalTickCallback(MyTickCallBack);
//BtWorld.SetInternalTickCallback(TickTack);
//ManifoldPoint.ContactAdded += OnContactAdded;
//PersistentManifold.ContactDestroyed += OnContactDestroyed;
//PersistentManifold.ContactProcessed += OnContactProcessed;
}