fix for grid drawing.

1 files changed, 11 insertions, 0 deletions

diff --git a/js/helper-classes/3D/StageLine.js b/js/helper-classes/3D/StageLine.js
index 12efb140..e4394650 100755
--- a/js/helper-classes/3D/StageLine.js
+++ b/js/helper-classes/3D/StageLine.js
@@ -9,6 +9,7 @@ No rights, expressed or implied, whatsoever to this software are provided by Mot
 //      The line class represents a line intersected with all planes on the scene
 ///////////////////////////////////////////////////////////////////////
 var vecUtils = require("js/helper-classes/3D/vec-utils").VecUtils;
+var viewUtils = require( "js/helper-classes/3D/view-utils").ViewUtils;
 var LinePlaneIntersectRec = require("js/helper-classes/3D/LinePlaneIntersectRec").LinePlaneIntersectRec;
 
 var StageLine = exports.StageLine = Object.create(Object.prototype, {
@@ -109,6 +110,7 @@ var StageLine = exports.StageLine = Object.create(Object.prototype, {
                                                         // determine if the intersection is on a front side (no intersection) of the polygons
                                                         //var ctr = [ 0.5*(boundaryPts[0][0] + boundaryPts[2][0]),  0.5*(boundaryPts[0][1] + boundaryPts[2][1]),  0.5*(boundaryPts[0][2] + boundaryPts[2][2]) ];
                                                         //var vec = vecUtils.vecSubtract(3, pt, ctr );
+                                                        this.edgeIsFrontFacing2( plane   );
                                                         if ( !this.edgeIsFrontFacing(boundaryPts, planeEq, plane.isBackFacing(), onEdge[0], onEdge[1]) )
                                                         {
                                                                 // take the dot product between the line and the normal to the plane
@@ -190,6 +192,15 @@ var StageLine = exports.StageLine = Object.create(Object.prototype, {
                 }
         },
 
+        edgeIsFrontFacing2:
+        {
+                value: function( plane )
+                {
+                        var elt = plane._elt;
+                        var bounds = viewUtils.getElementViewBounds3D( elt );
+                }
+        },
+
         edgeIsFrontFacing: 
         {
                 value: function(boundaryPts, planeNormal, backfacing, iEdge, t)