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Merge pull request #790 from ov/safe-normalizing-in-smoothing-groups

use NormalizeSafe to prevent NaN when normalizing zero vectors
Alexander Gessler 9 years ago
parent
909c5d5152 4d5df6dc9a
commit
88fee56cce
1 changed files with 1 additions and 1 deletions
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  1. 1 1
      code/SmoothingGroups.inl

+ 1 - 1
code/SmoothingGroups.inl
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@@ -119,7 +119,7 @@ void ComputeNormalsWithSmoothingsGroups(MeshWithSmoothingGroups<T>& sMesh)
 
             {
 
             {
 
                 vNormals += sMesh.mNormals[(*a)];
 
                 vNormals += sMesh.mNormals[(*a)];
 
             }
 
             }
 
-            vNormals.Normalize();
 
+            vNormals.NormalizeSafe();
 
 
 
             // write back into all affected normals
 
             // write back into all affected normals
 
             for (std::vector<unsigned int>::const_iterator
 
             for (std::vector<unsigned int>::const_iterator