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

use NormalizeSafe to prevent NaN when normalizing zero vectors
2016-02-18 11:53:57 +01:00
parent 909c5d5152 4d5df6dc9a
commit 88fee56cce
1 changed files with 1 additions and 1 deletions
--- a/code/SmoothingGroups.inl
+++ b/code/SmoothingGroups.inl
@@ -119,7 +119,7 @@ void ComputeNormalsWithSmoothingsGroups(MeshWithSmoothingGroups<T>& sMesh)
            {
                vNormals += sMesh.mNormals[(*a)];
            }
-            vNormals.Normalize();
+            vNormals.NormalizeSafe();

            // write back into all affected normals
            for (std::vector<unsigned int>::const_iterator