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Ensure skin nodes get created when adding modifier.

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Skin modifier documentation:
http://wiki.blender.org/index.php/User:Nicholasbishop/SkinModifier
This commit is contained in:
Nicholas Bishop
2012-05-22 15:29:37 +00:00
parent 417ac69320
commit 0cdd5892fa
1 changed files with 41 additions and 0 deletions
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41
source/blender/editors/object/object_modifier.c
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@@ -85,6 +85,8 @@
#include "object_intern.h"
static void modifier_skin_customdata_ensure(struct Object *ob);
/******************************** API ****************************/
ModifierData *ED_object_modifier_add(ReportList *reports, Main *bmain, Scene *scene, Object *ob, const char *name, int type)
@@ -157,6 +159,10 @@ ModifierData *ED_object_modifier_add(ReportList *reports, Main *bmain, Scene *sc
/* ensure that grid paint mask layer is created */
ED_sculpt_mask_layers_ensure(ob, (MultiresModifierData *)new_md);
}
else if(type == eModifierType_Skin) {
/* ensure skin-node customdata exists */
modifier_skin_customdata_ensure(ob);
}
}
DAG_id_tag_update(&ob->id, OB_RECALC_DATA);
@@ -1327,6 +1333,41 @@ void OBJECT_OT_multires_base_apply(wmOperatorType *ot)
}
/************************** skin modifier ***********************/
static void modifier_skin_customdata_ensure(Object *ob)
{
Mesh *me = ob->data;
BMesh *bm = me->edit_btmesh ? me->edit_btmesh->bm : NULL;
MVertSkin *vs;
if (bm && !CustomData_has_layer(&bm->vdata, CD_MVERT_SKIN)) {
BMVert *v;
BMIter iter;
BM_data_layer_add(bm, &bm->vdata, CD_MVERT_SKIN);
/* Mark an arbitrary vertex as root */
BM_ITER_MESH(v, &iter, bm, BM_VERTS_OF_MESH) {
vs = CustomData_bmesh_get(&bm->vdata, v->head.data,
CD_MVERT_SKIN);
vs->flag |= MVERT_SKIN_ROOT;
break;
}
}
else if (!CustomData_has_layer(&me->vdata, CD_MVERT_SKIN)) {
vs = CustomData_add_layer(&me->vdata,
CD_MVERT_SKIN,
CD_DEFAULT,
NULL,
me->totvert);
/* Mark an arbitrary vertex as root */
vs->flag |= MVERT_SKIN_ROOT;
}
}
/************************ mdef bind operator *********************/
static int meshdeform_poll(bContext *C)