Fix T86390 Exact Boolean crash.

The code has to keep track of "zero volume" cells and I forgot that there were cases where that needed be be invalidated.
Referenced by issue #86390, Boolean modifier crash (when animating)
2021-03-13 19:23:14 -05:00 · 2021-03-13 19:23:14 -05:00 · e8e4a79512 · 2023-02-13 19:19:36 +01:00
parent 1f8d27a191
commit e8e4a79512
1 changed files with 1 additions and 0 deletions
--- a/source/blender/blenlib/intern/mesh_boolean.cc
+++ b/source/blender/blenlib/intern/mesh_boolean.cc
@ -408,6 +408,7 @@ class Cell {
  void add_patch(int p)
  {
    patches_.add(p);
+    zero_volume_ = false; /* If it was true before, it no longer is. */
  }

  const Set<int> &patches() const