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); } }