use NormalizeSafe to prevent NaN when normalizing zero vectors

2016-02-11 12:19:06 +13:00
parent 8681abe845
commit 4d5df6dc9a
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