Fix ZIP issue

Normand Briere

2019-06-09 989407a46041b80c71fd906bff6b97528e6f3350

 ImplicitTiler.java
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@@ -194,8 +194,8 @@
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             {
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                 // Merge normals: tolerance == 0 means use analytic,
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                 //                tolerance == 10 means use generated normals
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-                BoundaryRep analytic = (BoundaryRep) GraphreeD.clone(bRep);
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-                BoundaryRep generated = (BoundaryRep) GraphreeD.clone(bRep);
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+                BoundaryRep analytic = (BoundaryRep) Grafreed.clone(bRep);
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+                BoundaryRep generated = (BoundaryRep) Grafreed.clone(bRep);
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                 analytic.Trim(trim, false, false, stripify, true);
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                 generated.Trim(trim, true, false, stripify, true);
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@@ -365,6 +365,7 @@
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     void subdivide(double x[], double y[], double z[], int dimension)
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     {
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+                    new Exception().printStackTrace();
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         System.exit(0);
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         boolean out[] = new boolean[2];
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         implicit.boxInside(x, y, z, out);