public override BulletConstraint Create6DofConstraintFixed(BulletWorld world, BulletBody obj1,
Vector3 frameInBloc, Quaternion frameInBrot,
bool useLinearReferenceFrameB, bool disableCollisionsBetweenLinkedBodies)
{
BulletWorldUnman worldu = world as BulletWorldUnman;
BulletBodyUnman bodyu1 = obj1 as BulletBodyUnman;
return new BulletConstraintUnman(BSAPICPP.Create6DofConstraintFixed2(worldu.ptr, bodyu1.ptr,
frameInBloc, frameInBrot, useLinearReferenceFrameB, disableCollisionsBetweenLinkedBodies));
}