From ed56f09fcfb62e546e884c0ce788d2c02ac86b26 Mon Sep 17 00:00:00 2001
From: David Back <davidback@highfidelity.io>
Date: Thu, 21 Jun 2018 15:00:10 -0700
Subject: [PATCH] comment

---
 scripts/system/libraries/entitySelectionTool.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/scripts/system/libraries/entitySelectionTool.js b/scripts/system/libraries/entitySelectionTool.js
index 4cbdd4a3f7..0429543eb8 100644
--- a/scripts/system/libraries/entitySelectionTool.js
+++ b/scripts/system/libraries/entitySelectionTool.js
@@ -1795,6 +1795,8 @@ SelectionDisplay = (function() {
             },
             onMove: function(event) {
                 pickRay = generalComputePickRay(event.x, event.y);
+                
+                // Use previousPickRay if new pickRay will cause resulting rayPlaneIntersection values to wrap around
                 if (usePreviousPickRay(pickRay.direction, previousPickRay.direction, pickNormal)) {
                     pickRay = previousPickRay;
                 }
@@ -2104,6 +2106,8 @@ SelectionDisplay = (function() {
             var localDeltaPivot = deltaPivot;
             var localSigns = signs;
             var pickRay = generalComputePickRay(event.x, event.y);
+            
+            // Use previousPickRay if new pickRay will cause resulting rayPlaneIntersection values to wrap around
             if (usePreviousPickRay(pickRay.direction, previousPickRay.direction, planeNormal)) {
                 pickRay = previousPickRay;
             }