!IsNormalized (dir)
UnityEngine.Camera:ScreenPointToRay(Vector3)
UnityEngine.Camera:ScreenPointToRay(Vector3)
UnityEditor.HandleUtility:GUIPointToWorld  Ray(Vector2)
UnityEditor.Handles:SetCamera(Camera)
UnityEditor.SceneViewRotation:OnGUI()
UnityEditor.SceneView:OnGUI()
System.Reflection  .MonoMethod:InternalInvoke(Object, Object[])
System.Reflection.MonoMethod:InternalInvoke(Object, Object[])
System.Reflection.MonoMethod:Invoke(Object, BindingFlags, Binder, Object[], CultureInfo)
System.Reflection.MethodBase:Invoke(Object, Object[])
UnityEditor.HostView:Invoke(String)
UnityEditor.DockArea:OnGUI()

[c:\builds\checkouts\branches\unity-2.6.x\Runtime\Geometry\Ray.h line 22]