public override BulletConstraint CreateGearConstraint(BulletWorld world, BulletBody obj1, BulletBody obj2,
Vector3 axisInA, Vector3 axisInB,
float ratio, bool disableCollisionsBetweenLinkedBodies)
{
BulletWorldUnman worldu = world as BulletWorldUnman;
BulletBodyUnman bodyu1 = obj1 as BulletBodyUnman;
BulletBodyUnman bodyu2 = obj2 as BulletBodyUnman;
return
new BulletConstraintUnman(BSAPICPP.CreateGearConstraint2(worldu.ptr, bodyu1.ptr, bodyu2.ptr, axisInA,
axisInB,
ratio, disableCollisionsBetweenLinkedBodies));
}