From 511b7919c837b947dfb76310f86f7a987f460098 Mon Sep 17 00:00:00 2001
From: Paul McCarthy <pauldmccarthy@gmail.com>
Date: Tue, 25 Jun 2019 16:42:47 +0930
Subject: [PATCH] BF: Mesh class was using old face normals for newly added
vertex sets
---
fsl/data/mesh.py | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/fsl/data/mesh.py b/fsl/data/mesh.py
index e581c9603..f3d1fb93b 100644
--- a/fsl/data/mesh.py
+++ b/fsl/data/mesh.py
@@ -422,7 +422,7 @@ class Mesh(notifier.Notifier, meta.Meta):
if fixWinding:
indices = self.__indices
- normals = self.normals
+ normals = calcFaceNormals(vertices, indices)
needsFix = needsFixing(vertices, indices, normals, lo, hi)
# See needsFixing documentation
@@ -433,6 +433,8 @@ class Mesh(notifier.Notifier, meta.Meta):
self.__vindices[ key] = self.__fixedIndices
self.__faceNormals[key] = normals * -1
+ else:
+ self.__faceNormals[key] = normals
return vertices
--
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