diff options
Diffstat (limited to 'source/blender/blenlib/intern/edgehash.c')
| -rw-r--r-- | source/blender/blenlib/intern/edgehash.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/source/blender/blenlib/intern/edgehash.c b/source/blender/blenlib/intern/edgehash.c index 6aa0ded63b9..603c85655d7 100644 --- a/source/blender/blenlib/intern/edgehash.c +++ b/source/blender/blenlib/intern/edgehash.c @@ -77,8 +77,12 @@ void BLI_edgehash_insert(EdgeHash *eh, int v0, int v1, void *val) { unsigned int hash; Entry *e= malloc(sizeof(*e)); - if (v1<v0) v0 ^= v1 ^= v0 ^= v1; - hash = EDGEHASH(v0,v1)%eh->nbuckets; + if (v1<v0) { + v0 ^= v1; + v1 ^= v0; + v0 ^= v1; + } + hash = EDGEHASH(v0,v1)%eh->nbuckets; e->v0 = v0; e->v1 = v1; @@ -114,7 +118,11 @@ void** BLI_edgehash_lookup_p(EdgeHash *eh, int v0, int v1) { unsigned int hash; Entry *e; - if (v1<v0) v0 ^= v1 ^= v0 ^= v1; + if (v1<v0) { + v0 ^= v1; + v1 ^= v0; + v0 ^= v1; + } hash = EDGEHASH(v0,v1)%eh->nbuckets; for (e= eh->buckets[hash]; e; e= e->next) if (v0==e->v0 && v1==e->v1) @@ -200,6 +208,11 @@ void *BLI_edgehashIterator_getValue(EdgeHashIterator *ehi) { return ehi->curEntry?ehi->curEntry->val:NULL; } +void BLI_edgehashIterator_setValue(EdgeHashIterator *ehi, void *val) { + if(ehi->curEntry) + ehi->curEntry->val= val; +} + void BLI_edgehashIterator_step(EdgeHashIterator *ehi) { if (ehi->curEntry) { ehi->curEntry= ehi->curEntry->next; |