protected BaseObject allocMirrorJoint(string name, BaseObject parentJoint, BaseObject mirrorJoint)
 {
     double3 vecparent = mirrorJoint.GetAbsPos();
     BaseObject myJoint = this.allocJoint(name, parentJoint, new double3(vecparent.x * -1, vecparent.y, vecparent.z));
     return myJoint;
 }
 protected BaseObject allocMirrorJoint(string name, BaseObject parentJoint, BaseObject mirrorJoint)
 {
     Vector3D vecparent = mirrorJoint.GetAbsPos();
     BaseObject myJoint = this.allocJoint(name, parentJoint, new Vector3D(vecparent.X * -1, vecparent.Y, vecparent.Z));
     return myJoint;
 }