Commit: c8c9965df272835f0099260580ed8813fc8baf0d
Author: Brecht Van Lommel
Date: Mon Jan 31 20:56:54 2022 +0100
Branches: blender-v3.1-release
https://developer.blender.org/rBc8c9965df272835f0099260580ed8813fc8baf0d
Fix crash with non-closed meshes in recent bugfix for texture margin
Ref T95249, D13935
===================================================================
M source/blender/render/intern/texture_margin.cc
===================================================================
diff --git a/source/blender/render/intern/texture_margin.cc
b/source/blender/render/intern/texture_margin.cc
index bb4b82645f0..5a9d9db5367 100644
--- a/source/blender/render/intern/texture_margin.cc
+++ b/source/blender/render/intern/texture_margin.cc
@@ -349,13 +349,17 @@ class TextureMarginMap {
* But it seems fast enough for now and that would add a lot of
complexity. */
for (int i = 0; i < totloop; i++) {
int otherloop = loop_adjacency_map_[i + loopstart];
+
+ if (otherloop < 0) {
+ continue;
+ }
+
uint32_t poly = loop_to_poly_map_[otherloop];
if (lookup_pixel(x, y, poly, &destx, &desty, &foundpoly, &found_dist)) {
if (mindist < 0.f || found_dist < mindist) {
mindist = found_dist;
*r_other_poly = foundpoly;
- ;
*r_destx = destx;
*r_desty = desty;
*r_start_poly = poly;
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