[Bf-blender-cvs] [761111efb8e] master: Fix T71878: Cycles crash with adaptive subdivision and empty mesh
Brecht Van Lommel
noreply at git.blender.org
Sun Dec 8 19:50:03 CET 2019
Commit: 761111efb8e40fa030cb48761df8c066d0e43ae5
Author: Brecht Van Lommel
Date: Sun Dec 8 19:49:34 2019 +0100
Branches: master
https://developer.blender.org/rB761111efb8e40fa030cb48761df8c066d0e43ae5
Fix T71878: Cycles crash with adaptive subdivision and empty mesh
===================================================================
M intern/cycles/render/mesh_subdivision.cpp
===================================================================
diff --git a/intern/cycles/render/mesh_subdivision.cpp b/intern/cycles/render/mesh_subdivision.cpp
index a5a35fc049e..40dd658eadd 100644
--- a/intern/cycles/render/mesh_subdivision.cpp
+++ b/intern/cycles/render/mesh_subdivision.cpp
@@ -394,7 +394,7 @@ void Mesh::tessellate(DiagSplit *split)
int num_faces = subd_faces.size();
Attribute *attr_vN = subd_attributes.find(ATTR_STD_VERTEX_NORMAL);
- float3 *vN = attr_vN->data_float3();
+ float3 *vN = (attr_vN) ? attr_vN->data_float3() : NULL;
/* count patches */
int num_patches = 0;
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