   pushBranch : ->
 
     @model.skeletonTracing.pushBranch()
+    Toast.success("Branchpoint set")
 
 
   popBranch : ->
 
     _.defer => @model.skeletonTracing.popBranch().then((id) =>
       @setActiveNode(id, true)
+      if id == 1
+        @cam.yaw(Math.PI)
+        Toast.warning("Reached initial node, view reversed")
+        @model.commentTabView.appendComment("reversed")
     )
 
 

      "b" : => @pushBranch()
      "j" : => @popBranch()

      #Reset Matrix
      "r" : => @cam.setRotation([0, 0, 0])

      #Recenter active node
      "y" : => @centerActiveNode()

{M4x4, V3}         = require("libs/mjs")
Utils              = require("libs/utils")

Toast              = require("libs/toast")

class ArbitraryController

