func cToJoint(c C.dJointID) Joint {
base := JointBase(unsafe.Pointer(c))
var j Joint
switch int(C.dJointGetType(c)) {
case BallJointType:
j = BallJoint{base}
case HingeJointType:
j = HingeJoint{base}
case SliderJointType:
j = SliderJoint{base}
case ContactJointType:
j = ContactJoint{base}
case UniversalJointType:
j = UniversalJoint{base}
case Hinge2JointType:
j = Hinge2Joint{base}
case FixedJointType:
j = FixedJoint{base}
case NullJointType:
j = NullJoint{base}
case AMotorJointType:
j = AMotorJoint{base}
case LMotorJointType:
j = LMotorJoint{base}
case Plane2DJointType:
j = Plane2DJoint{base}
case PRJointType:
j = PRJoint{base}
case PUJointType:
j = PUJoint{base}
case PistonJointType:
j = PistonJoint{base}
case DBallJointType:
j = DBallJoint{base}
case DHingeJointType:
j = DHingeJoint{base}
case TransmissionJointType:
j = TransmissionJoint{base}
default:
j = base
}
return j
}
// Type returns the joint type.
func (j JointBase) Type() int {
return int(C.dJointGetType(j.c()))
}