getJointTranslation method

double getJointTranslation()

Implementation

double getJointTranslation() {
  final pA = Vector2.zero();
  final pB = Vector2.zero();
  final axis = Vector2.zero();
  pA.setFrom(bodyA.worldPoint(localAnchorA));
  pB.setFrom(bodyB.worldPoint(localAnchorB));
  axis.setFrom(bodyA.worldVector(localXAxisA));
  pB.sub(pA);
  final translation = pB.dot(axis);
  return translation;
}