handleMouseMovePan method

dynamic handleMouseMovePan(dynamic event)

Implementation

handleMouseMovePan(event) {
  panEnd.set(event.clientX, event.clientY);

  panDelta.subVectors(panEnd, panStart).multiplyScalar(scope.panSpeed);

  pan(panDelta.x, panDelta.y);

  panStart.copy(panEnd);

  scope.update();
}