diff options
Diffstat (limited to 'source/blender/blenkernel/intern/cdderivedmesh.c')
| -rw-r--r-- | source/blender/blenkernel/intern/cdderivedmesh.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/source/blender/blenkernel/intern/cdderivedmesh.c b/source/blender/blenkernel/intern/cdderivedmesh.c index 68b790b2a93..bc26c838ddd 100644 --- a/source/blender/blenkernel/intern/cdderivedmesh.c +++ b/source/blender/blenkernel/intern/cdderivedmesh.c @@ -34,6 +34,8 @@ * \ingroup bke */ +#include "atomic_ops.h" + #include "BLI_math.h" #include "BLI_edgehash.h" #include "BLI_utildefines.h" @@ -1808,7 +1810,8 @@ void CDDM_recalc_looptri(DerivedMesh *dm) cddm->dm.looptris.array_wip); BLI_assert(cddm->dm.looptris.array == NULL); - SWAP(MLoopTri *, cddm->dm.looptris.array, cddm->dm.looptris.array_wip); + atomic_cas_ptr((void **)&cddm->dm.looptris.array, cddm->dm.looptris.array, cddm->dm.looptris.array_wip); + cddm->dm.looptris.array_wip = NULL; } static void cdDM_free_internal(CDDerivedMesh *cddm) |