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fix [#29450] Mirror Vertex Groups issue

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This commit is contained in:
Campbell Barton 2011-11-30 07:11:29 +00:00
parent 4afc0e80a7
commit b202bf0564
3 changed files with 37 additions and 3 deletions
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1
source/blender/blenkernel/BKE_deform.h
View File

@ -57,6 +57,7 @@ float defvert_find_weight(const struct MDeformVert *dvert, const int group_num)
float defvert_array_find_weight_safe(const struct MDeformVert *dvert, int index, int group_num);
void defvert_copy(struct MDeformVert *dvert_r, const struct MDeformVert *dvert);
void defvert_copy_index(struct MDeformVert *dv_dst, const struct MDeformVert *dv_src, const int defgroup);
void defvert_sync(struct MDeformVert *dvert_r, const struct MDeformVert *dvert, int use_verify);
void defvert_sync_mapped(struct MDeformVert *dvert_r, const struct MDeformVert *dvert, const int *flip_map, const int flip_map_len, const int use_verify);
void defvert_remap (struct MDeformVert *dvert, int *map);

25
source/blender/blenkernel/intern/deform.c
View File

@ -94,6 +94,31 @@ void defvert_copy (MDeformVert *dvert_r, const MDeformVert *dvert)
}
}
/* copy an index from one dvert to another
* - do nothing if neither are set.
* - add destination weight if needed.
*/
void defvert_copy_index (MDeformVert *dv_dst, const MDeformVert *dv_src, const int defgroup)
{
MDeformWeight *dw_src, *dw_dst;
dw_src= defvert_find_index(dv_src, defgroup);
if (dw_src) {
/* source is valid, verify destination */
dw_dst= defvert_verify_index(dv_dst, defgroup);
dw_dst->weight= dw_src->weight;
}
else {
/* source was NULL, assign zero, could also remove */
dw_dst= defvert_find_index(dv_dst, defgroup);
if (dw_dst) {
dw_dst->weight= 0.0f;
}
}
}
/* only sync over matching weights, don't add or remove groups
* warning, loop within loop.
*/

14
source/blender/editors/object/object_vgroup.c
View File

@ -1576,13 +1576,21 @@ static void dvert_mirror_op(MDeformVert *dvert, MDeformVert *dvert_mirr,
}
}
else {
/* dvert should always be the target */
/* dvert should always be the target, only swaps pointer */
if(sel_mirr) {
SWAP(MDeformVert *, dvert, dvert_mirr);
}
if(mirror_weights)
defvert_copy(dvert, dvert_mirr);
if(mirror_weights) {
if (all_vgroups) {
defvert_copy(dvert, dvert_mirr);
}
else {
defvert_copy_index(dvert, dvert_mirr, act_vgroup);
}
}
/* flip map already modified for 'all_vgroups' */
if(flip_vgroups) {
defvert_flip(dvert, flip_map, flip_map_len);
}