attach method

void attach()

Attach the joint from the bodies.

Implementation

void attach(){//[bool isX = false]) {
  b1Link.body = body2;
  b2Link.body = body1;

  // if(isX){
  //   body1!.jointLink.push(b1Link);
  //   body2!.jointLink.push(b2Link);
  // }
  // else {
    if(body1!.jointLink != null){
      (b1Link.next=body1!.jointLink)!.prev = b1Link;
    }
    else{
      b1Link.next = null;
    }
    body1!.jointLink = b1Link;
    body1!.numJoints++;
    if(body2!.jointLink != null){
      (b2Link.next=body2!.jointLink)!.prev = b2Link;
    }
    else{
      b2Link.next = null;
    }
    body2!.jointLink = b2Link;
    body2!.numJoints++;
  //}
}