void BKE_mesh_texspace_get(Mesh *me, float r_loc[3], float r_rot[3], float r_size[3])
{
if (me->bb == NULL || (me->bb->flag & BOUNDBOX_DIRTY)) {
BKE_mesh_texspace_calc(me);
}
if (r_loc) copy_v3_v3(r_loc, me->loc);
if (r_rot) copy_v3_v3(r_rot, me->rot);
if (r_size) copy_v3_v3(r_size, me->size);
}
BoundBox *BKE_mesh_boundbox_get(Object *ob)
{
Mesh *me = ob->data;
if (ob->bb)
return ob->bb;
if (me->bb == NULL || (me->bb->flag & BOUNDBOX_DIRTY)) {
BKE_mesh_texspace_calc(me);
}
return me->bb;
}
/* this may fail replacing ob->data, be sure to check ob->type */
void BKE_mesh_from_nurbs_displist(Main *bmain,
Object *ob,
ListBase *dispbase,
const bool use_orco_uv,
const char *obdata_name,
bool temporary)
{
Object *ob1;
Mesh *me_eval = ob->runtime.mesh_eval;
Mesh *me;
Curve *cu;
MVert *allvert = NULL;
MEdge *alledge = NULL;
MLoop *allloop = NULL;
MLoopUV *alluv = NULL;
MPoly *allpoly = NULL;
int totvert, totedge, totloop, totpoly;
cu = ob->data;
if (me_eval == NULL) {
if (BKE_mesh_nurbs_displist_to_mdata(ob,
dispbase,
&allvert,
&totvert,
&alledge,
&totedge,
&allloop,
&allpoly,
(use_orco_uv) ? &alluv : NULL,
&totloop,
&totpoly) != 0) {
/* Error initializing */
return;
}
/* make mesh */
me = BKE_mesh_add(bmain, obdata_name);
me->totvert = totvert;
me->totedge = totedge;
me->totloop = totloop;
me->totpoly = totpoly;
me->mvert = CustomData_add_layer(&me->vdata, CD_MVERT, CD_ASSIGN, allvert, me->totvert);
me->medge = CustomData_add_layer(&me->edata, CD_MEDGE, CD_ASSIGN, alledge, me->totedge);
me->mloop = CustomData_add_layer(&me->ldata, CD_MLOOP, CD_ASSIGN, allloop, me->totloop);
me->mpoly = CustomData_add_layer(&me->pdata, CD_MPOLY, CD_ASSIGN, allpoly, me->totpoly);
if (alluv) {
const char *uvname = "Orco";
me->mloopuv = CustomData_add_layer_named(
&me->ldata, CD_MLOOPUV, CD_ASSIGN, alluv, me->totloop, uvname);
}
BKE_mesh_calc_normals(me);
}
else {
me = BKE_mesh_add(bmain, obdata_name);
ob->runtime.mesh_eval = NULL;
BKE_mesh_nomain_to_mesh(me_eval, me, ob, &CD_MASK_MESH, true);
}
me->totcol = cu->totcol;
me->mat = cu->mat;
/* Copy evaluated texture space from curve to mesh.
*
* Note that we disable auto texture space feature since that will cause
* texture space to evaluate differently for curve and mesh, since curve
* uses CV to calculate bounding box, and mesh uses what is coming from
* tessellated curve.
*/
me->texflag = cu->texflag & ~CU_AUTOSPACE;
copy_v3_v3(me->loc, cu->loc);
copy_v3_v3(me->size, cu->size);
copy_v3_v3(me->rot, cu->rot);
BKE_mesh_texspace_calc(me);
cu->mat = NULL;
cu->totcol = 0;
/* Do not decrement ob->data usercount here,
* it's done at end of func with BKE_id_free_us() call. */
ob->data = me;
ob->type = OB_MESH;
/* other users */
ob1 = bmain->objects.first;
while (ob1) {
if (ob1->data == cu) {
ob1->type = OB_MESH;
id_us_min((ID *)ob1->data);
ob1->data = ob->data;
id_us_plus((ID *)ob1->data);
}
ob1 = ob1->id.next;
}
if (temporary) {
/* For temporary objects in BKE_mesh_new_from_object don't remap
* the entire scene with associated depsgraph updates, which are
* problematic for renderers exporting data. */
BKE_id_free(NULL, cu);
}
else {
BKE_id_free_us(bmain, cu);
}
}