Transform children

Normand Briere

2019-05-13 f924d3e00db476c06f55f3d5aaef307e17575340

 LA.java
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@@ -160,6 +160,7 @@
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     static cVector xformDir(cVector v, double mat[][])
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     {
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+                    new Exception().printStackTrace();
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         System.exit(0);
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         cVector temp = new cVector();
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         xformDir(v, mat, temp);
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@@ -306,14 +307,15 @@
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         }
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-        GrafreeD.Assert(Math.abs(src[0][3]) <= 1E-15);
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-        GrafreeD.Assert(Math.abs(src[1][3]) <= 1E-15);
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-        GrafreeD.Assert(Math.abs(src[2][3]) <= 1E-15);
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-        GrafreeD.Assert(Math.abs(src[3][3] - 1) <= 1E-15);
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-        GrafreeD.Assert(Math.abs(dst[0][3]) <= 1E-15);
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-        GrafreeD.Assert(Math.abs(dst[1][3]) <= 1E-15);
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-        GrafreeD.Assert(Math.abs(dst[2][3]) <= 1E-15);
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-        GrafreeD.Assert(Math.abs(dst[3][3] - 1) <= 1E-15);
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+        // Last row should always be 0 0 0 1
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+        Grafreed.Assert(Math.abs(src[0][3]) <= 1E-15);
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+        Grafreed.Assert(Math.abs(src[1][3]) <= 1E-15);
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+        Grafreed.Assert(Math.abs(src[2][3]) <= 1E-15);
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+        Grafreed.Assert(Math.abs(src[3][3] - 1) <= 1E-15);
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+        Grafreed.Assert(Math.abs(dst[0][3]) <= 1E-15);
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+        Grafreed.Assert(Math.abs(dst[1][3]) <= 1E-15);
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+        Grafreed.Assert(Math.abs(dst[2][3]) <= 1E-15);
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+        Grafreed.Assert(Math.abs(dst[3][3] - 1) <= 1E-15);
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     }
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     static double toRadians(double degrees)