[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [45768] branches/meshdata_transfer/source/ blender/editors/object/object_vgroup.c: added function for copying weight to target vertex from closest source vertex
Ove Murberg Henriksen
sorayasilvermoon at hotmail.com
Thu Apr 19 02:09:22 CEST 2012
Revision: 45768
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=45768
Author: cyborgmuppet
Date: 2012-04-19 00:09:20 +0000 (Thu, 19 Apr 2012)
Log Message:
-----------
added function for copying weight to target vertex from closest source vertex
Modified Paths:
--------------
branches/meshdata_transfer/source/blender/editors/object/object_vgroup.c
Modified: branches/meshdata_transfer/source/blender/editors/object/object_vgroup.c
===================================================================
--- branches/meshdata_transfer/source/blender/editors/object/object_vgroup.c 2012-04-18 22:27:24 UTC (rev 45767)
+++ branches/meshdata_transfer/source/blender/editors/object/object_vgroup.c 2012-04-19 00:09:20 UTC (rev 45768)
@@ -421,6 +421,87 @@
return 1;
}
+/*return distance between coordinates that are comparable to other instances but not right*/
+float comparable_distance_between_coordinates(const float co_1[3], const float co_2[3]){
+ float x_dist, y_dist, z_dist, dist_XY_square, distance;
+ x_dist= co_1[0] - co_2[0];
+ y_dist= co_1[1] - co_2[1];
+ z_dist= co_1[2] - co_2[2];
+ dist_XY_square= x_dist * x_dist + y_dist * y_dist;
+ distance= dist_XY_square + z_dist * z_dist;
+ return distance;
+}
+
+/*return the closest weight*/
+MDeformWeight *dweight_get_nearest(MVert *mv_dst, MDeformVert **dv_array_src, MVert *mv_src, int mv_tot_src, int index)
+{
+ MDeformWeight *dw;
+ float min_dist, dist;
+ int i;
+ /*initiate*/
+ dw= (*dv_array_src)->dw;
+ min_dist= comparable_distance_between_coordinates(mv_dst->co, mv_src->co);
+ /*get closest*/
+ for(i=0; i<mv_tot_src; i++, mv_src++, dv_array_src++){
+ dist= comparable_distance_between_coordinates(mv_dst->co, mv_src->co);
+ if(min_dist > dist){
+ min_dist= dist;
+ dw= defvert_verify_index((*dv_array_src), index);
+ }
+ }
+ return dw;
+}
+
+/*Copy a single vertex group from source to destination with weights, get the closest weight on source*/
+int ED_vgroup_copy_by_closest_single(Object *ob_dst, const Object *ob_src)
+{
+ MDeformVert **dv_array_src;
+ MDeformVert **dv_array_dst;
+ MDeformWeight *dw_dst, *dw_src;
+ int dv_tot_src, dv_tot_dst;
+ int i, index_dst, index_src;
+ bDeformGroup *dg_src, *dg_dst;
+ Mesh *me_src, *me_dst;
+ MVert *mv_src, *mv_dst;
+
+ /*get source deform group*/
+ dg_src = BLI_findlink(&ob_src->defbase, (ob_src->actdef-1));
+
+ /*Create new and overwrite vertex group on destination without data*/
+ ED_vgroup_delete(ob_dst, defgroup_find_name(ob_dst, dg_src->name));
+ ED_vgroup_add_name(ob_dst, dg_src->name);
+
+ /*get destination deformgroup*/
+ dg_dst= defgroup_find_name(ob_dst, dg_src->name);
+
+ /*get meshes*/
+ me_dst= ob_dst->data;
+ me_src= ob_src->data;
+
+ /*get vertex group arrays*/
+ ED_vgroup_give_parray(ob_src->data, &dv_array_src, &dv_tot_src, FALSE);
+ ED_vgroup_give_parray(ob_dst->data, &dv_array_dst, &dv_tot_dst, FALSE);
+
+ /*get indexes of vertex groups*/
+ index_src= BLI_findindex(&ob_src->defbase, dg_src);
+ index_dst= BLI_findindex(&ob_dst->defbase, dg_dst);
+
+ /*get vertices*/
+ mv_dst= me_dst->mvert;
+ mv_src= me_src->mvert;
+
+ /*TODO: Check if it should be used and return 0 if not*/
+
+ /* Loop through the vertices and copy weight from closest to destination*/
+ for(i=0; i < me_dst->totvert; i++, mv_dst++, dv_array_dst++) {
+ dw_dst= defvert_verify_index(*dv_array_dst, index_dst);
+ dw_src= dweight_get_nearest(mv_dst, dv_array_src, mv_src, me_src->totvert, index_src);
+ dw_dst->weight = dw_src->weight;
+ }
+
+ return 1;
+}
+
/* for Mesh in Object mode */
/* allows editmode for Lattice */
static void ED_vgroup_nr_vert_add(Object *ob,
@@ -2800,8 +2881,12 @@
CTX_DATA_BEGIN(C, Object*, obslc, selected_editable_objects)
{
if(obact != obslc) {
+ /*Trying function for matching number of vertices*/
if(ED_vgroup_copy_single(obslc, obact)) change++;
- else fail++;
+ /*Trying function for get weight from closest vertex*/
+ else if(ED_vgroup_copy_by_closest_single(obslc, obact)) change++;
+ /*Triggers error message*/
+ else fail++;
/*event notifiers for correct display of data*/
DAG_id_tag_update(&obslc->id, OB_RECALC_DATA);
WM_event_add_notifier(C, NC_OBJECT|ND_DRAW, obslc);
@@ -2809,18 +2894,14 @@
}
}
CTX_DATA_END;
+
+ /*reports error when: 1: indices are not matching. 2: smart functions fails.*/
if((change == 0 && fail == 0) || fail) {
BKE_reportf(op->reports, RPT_ERROR,
- "Copy to VGroups to Selected warning done %d, failed %d, object data must have matching indicies",
+ "Copy to VGroups to Selected warning done %d, failed %d, Noob coder is noob!",
change, fail);
}
- if ((change == 0 && fail == 0) || fail) {
- BKE_reportf(op->reports, RPT_ERROR,
- "Copy to VGroups to Selected warning done %d, failed %d, object data must have matching indices",
- change, fail);
- }
-
return OPERATOR_FINISHED;
}
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