private void Initialize()
{
if (Manager.MouseOverObject == null)
{
return;
}
ConstraintGameObject = TryCreateConstraint(HandleUtility.GUIPointToWorldRay(Event.current.mousePosition),
Manager.MouseOverObject,
ConstrainedDofTypes,
"PickHandlerToolConstraint");
if (ConstraintGameObject == null)
{
return;
}
m_distanceFromCamera = PickHandler.FindDistanceFromCamera(SceneView.currentDrawingSceneView.camera, Constraint.AttachmentPair.ReferenceFrame.Position);
Constraint.DrawGizmosEnable = false;
VisualSphereReference.Color = PickHandler.ReferenceSphereColor;
VisualSphereConnected.Color = PickHandler.ConnectedSphereColor;
VisualCylinder.Color = PickHandler.ConnectingCylinderColor;
VisualSphereReference.Pickable = false;
VisualSphereConnected.Pickable = false;
VisualCylinder.Pickable = false;
PickHandler.SetComplianceDamping(Constraint);
}
public override void OnSceneViewGUI(SceneView sceneView)
{
// Remove us if the constraint never were created or at the mouse up event.
if (ConstraintGameObject == null || m_removePredicate(Event.current))
{
PerformRemoveFromParent();
return;
}
Constraint constraint = Constraint;
UpdateVisual(constraint);
// NOTE: camera.ScreenToWorldPoint is not stable during all types of events. Pick one!
if (!Event.current.isMouse)
{
return;
}
constraint.AttachmentPair.ConnectedFrame.Position = sceneView.camera.ScreenToWorldPoint(new Vector3(Event.current.mousePosition.x,
sceneView.camera.pixelHeight - Event.current.mousePosition.y,
m_distanceFromCamera));
PickHandler.SetComplianceDamping(constraint);
}
