public void OnSceneGUI()
{
Linkage3D links = (Linkage3D)target;
if (Event.current.type == EventType.MouseDown && Event.current.button == 1)
{
Ray worldRay = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition);
RaycastHit hitInfo;
if (Physics.Raycast(worldRay, out hitInfo))
{
Joint3D selected;
if (selected = hitInfo.collider.GetComponentInParent <Joint3D>())
{
if (previousSelection == null) // first selection
{
previousSelection = selected;
}
else // second selection
{
if (previousSelection == selected) // selected again, undo selection
{
previousSelection = null;
}
else if (previousSelection.initialEdges.Contains(selected))
{
Undo.RecordObject(previousSelection, "Remove Edge");
previousSelection.initialEdges.Remove(selected);
PrefabUtility.RecordPrefabInstancePropertyModifications(previousSelection);
}
else if (selected.initialEdges.Contains(previousSelection))
{
Undo.RecordObject(selected, "Remove Edge");
selected.initialEdges.Remove(previousSelection);
PrefabUtility.RecordPrefabInstancePropertyModifications(selected);
}
else // didn't exist yet, add from previous to new
{
Undo.RecordObject(previousSelection, "Add Edge");
previousSelection.initialEdges.Add(selected);
PrefabUtility.RecordPrefabInstancePropertyModifications(previousSelection);
}
previousSelection = null;
}
Event.current.Use();
}
}
}
if (previousSelection)
{
Handles.DrawWireCube(previousSelection.transform.position, previousSelection.transform.lossyScale / 4f);
}
}
public Joint3D GetOtherJoint(Joint3D thisJoint)
{
if (thisJoint == j1)
{
return(j2);
}
else if (thisJoint == j2)
{
return(j1);
}
else
{
Debug.LogError("GetOtherJoint recieved an unconnected joint");
return(j1);
}
}
