/* turns Mesh into editmesh */
void make_editMesh(Scene *scene, Object *ob)
{
Mesh *me= ob->data;
MFace *mface;
MVert *mvert;
MSelect *mselect;
KeyBlock *actkey;
EditMesh *em;
EditVert *eve, **evlist, *eve1, *eve2, *eve3, *eve4;
EditFace *efa, *efa_last_sel= NULL;
EditEdge *eed;
EditSelection *ese;
float *co, (*keyco)[3]= NULL;
int tot, a, eekadoodle= 0;
const short is_paint_face_sel= paint_facesel_test(ob);
const short is_paint_vert_sel= is_paint_face_sel ? FALSE : paint_vertsel_test(ob);
if(me->edit_mesh==NULL)
me->edit_mesh= MEM_callocN(sizeof(EditMesh), "editmesh");
else
/* because of reload */
free_editMesh(me->edit_mesh);
em= me->edit_mesh;
em->selectmode= scene->toolsettings->selectmode; // warning needs to be synced
em->act_face = NULL;
em->totvert= tot= me->totvert;
em->totedge= me->totedge;
em->totface= me->totface;
if(tot==0) {
return;
}
if(ob->actcol > 0)
em->mat_nr= ob->actcol-1;
/* initialize fastmalloc for editmesh */
init_editmesh_fastmalloc(em, me->totvert, me->totedge, me->totface);
actkey = ob_get_keyblock(ob);
if(actkey) {
/* undo-ing in past for previous editmode sessions gives corrupt 'keyindex' values */
undo_editmode_clear();
keyco= actkey->data;
em->shapenr= ob->shapenr;
}
/* make editverts */
CustomData_copy(&me->vdata, &em->vdata, CD_MASK_EDITMESH, CD_CALLOC, 0);
mvert= me->mvert;
evlist= (EditVert **)MEM_mallocN(tot*sizeof(void *),"evlist");
for(a=0; a<tot; a++, mvert++) {
co= mvert->co;
/* edit the shape key coordinate if available */
if(keyco && a < actkey->totelem)
co= keyco[a];
eve= addvertlist(em, co, NULL);
evlist[a]= eve;
/* face select sets selection in next loop */
if(!is_paint_face_sel)
eve->f |= (mvert->flag & SELECT);
if (mvert->flag & ME_HIDE) eve->h= 1;
normal_short_to_float_v3(eve->no, mvert->no);
eve->bweight= ((float)mvert->bweight)/255.0f;
/* lets overwrite the keyindex of the editvert
* with the order it used to be in before
* editmode
*/
eve->keyindex = a;
CustomData_to_em_block(&me->vdata, &em->vdata, a, &eve->data);
}
if(actkey && actkey->totelem!=me->totvert);
else {
MEdge *medge= me->medge;
CustomData_copy(&me->edata, &em->edata, CD_MASK_EDITMESH, CD_CALLOC, 0);
/* make edges */
for(a=0; a<me->totedge; a++, medge++) {
eed= addedgelist(em, evlist[medge->v1], evlist[medge->v2], NULL);
/* eed can be zero when v1 and v2 are identical, dxf import does this... */
if(eed) {
int is_sel;
if (is_paint_vert_sel) {
/* when from vertex select, flush flags to edges,
* allow selection, code below handles editmode selection conversion */
is_sel= (eed->v1->f & SELECT) && (eed->v2->f & SELECT);
}
else {
is_sel= (medge->flag & SELECT);
}
eed->crease= ((float)medge->crease)/255.0f;
eed->bweight= ((float)medge->bweight)/255.0f;
if(medge->flag & ME_SEAM) eed->seam= 1;
if(medge->flag & ME_SHARP) eed->sharp = 1;
if(medge->flag & ME_FGON) eed->h= EM_FGON; // 2 different defines!
if(medge->flag & ME_HIDE) eed->h |= 1;
if(is_sel) eed->f |= SELECT;
if(em->selectmode==SCE_SELECT_EDGE)
EM_select_edge(eed, eed->f & SELECT); // force edge selection to vertices, seems to be needed ...
CustomData_to_em_block(&me->edata,&em->edata, a, &eed->data);
}
}
CustomData_copy(&me->fdata, &em->fdata, CD_MASK_EDITMESH, CD_CALLOC, 0);
/* make faces */
mface= me->mface;
for(a=0; a<me->totface; a++, mface++) {
eve1= evlist[mface->v1];
eve2= evlist[mface->v2];
if(!mface->v3) eekadoodle= 1;
eve3= evlist[mface->v3];
if(mface->v4) eve4= evlist[mface->v4]; else eve4= NULL;
efa= addfacelist(em, eve1, eve2, eve3, eve4, NULL, NULL);
if(efa) {
CustomData_to_em_block(&me->fdata, &em->fdata, a, &efa->data);
efa->mat_nr= mface->mat_nr;
efa->flag= mface->flag & ~ME_HIDE;
/* select and hide face flag */
if(mface->flag & ME_HIDE) {
efa->h= 1;
} else {
int is_sel;
if (!is_paint_vert_sel) {
is_sel= (mface->flag & ME_FACE_SEL);
}
else {
/* when from vertex select, flush flags to edges,
* allow selection, code below handles editmode selection conversion */
is_sel= ( (efa->v1->f & SELECT) &&
(efa->v2->f & SELECT) &&
(efa->v3->f & SELECT) &&
(efa->v4 == NULL || efa->v4->f & SELECT)
);
}
if (a==me->act_face) {
EM_set_actFace(em, efa);
}
/* dont allow hidden and selected */
if(is_sel) {
efa->f |= SELECT;
if(is_paint_face_sel) {
EM_select_face(efa, 1); /* flush down */
}
efa_last_sel= efa;
}
}
}
}
}
if(EM_get_actFace(em, 0)==NULL && efa_last_sel) {
EM_set_actFace(em, efa_last_sel);
}
if(eekadoodle)
error("This Mesh has old style edgecodes, please put it in the bugtracker!");
MEM_freeN(evlist);
end_editmesh_fastmalloc(); // resets global function pointers
if(me->mselect){
//restore editselections
EM_init_index_arrays(em, 1,1,1);
mselect = me->mselect;
for(a=0; a<me->totselect; a++, mselect++){
/*check if recorded selection is still valid, if so copy into editmesh*/
if ( (mselect->type == EDITVERT && me->mvert[mselect->index].flag & SELECT) ||
(mselect->type == EDITEDGE && me->medge[mselect->index].flag & SELECT) ||
(mselect->type == EDITFACE && me->mface[mselect->index].flag & ME_FACE_SEL) )
{
ese = MEM_callocN(sizeof(EditSelection), "Edit Selection");
ese->type = mselect->type;
if(ese->type == EDITVERT) ese->data = EM_get_vert_for_index(mselect->index); else
if(ese->type == EDITEDGE) ese->data = EM_get_edge_for_index(mselect->index); else
if(ese->type == EDITFACE) ese->data = EM_get_face_for_index(mselect->index);
BLI_addtail(&(em->selected),ese);
}
}
EM_free_index_arrays();
}
/* this creates coherent selections. also needed for older files */
EM_selectmode_set(em);
/* paranoia check to enforce hide rules */
EM_hide_reset(em);
/* sets helper flags which arent saved */
EM_fgon_flags(em);
if (EM_get_actFace(em, 0)==NULL) {
EM_set_actFace(em, em->faces.first ); /* will use the first face, this is so we alwats have an active face */
}
}
static void undoMesh_to_editMesh(void *umv, void *emv)
{
EditMesh *em= (EditMesh *)emv;
UndoMesh *um= (UndoMesh *)umv;
EditVert *eve, **evar=NULL;
EditEdge *eed;
EditFace *efa;
EditSelection *ese;
EditVertC *evec;
EditEdgeC *eedc;
EditFaceC *efac;
EditSelectionC *esec;
int a=0;
free_editMesh(em);
/* malloc blocks */
memset(em, 0, sizeof(EditMesh));
em->selectmode = um->selectmode;
em->shapenr = um->shapenr;
init_editmesh_fastmalloc(em, um->totvert, um->totedge, um->totface);
CustomData_free(&em->vdata, 0);
CustomData_free(&em->edata, 0);
CustomData_free(&em->fdata, 0);
CustomData_copy(&um->vdata, &em->vdata, CD_MASK_EDITMESH, CD_CALLOC, 0);
CustomData_copy(&um->edata, &em->edata, CD_MASK_EDITMESH, CD_CALLOC, 0);
CustomData_copy(&um->fdata, &em->fdata, CD_MASK_EDITMESH, CD_CALLOC, 0);
/* now copy vertices */
if(um->totvert) evar= MEM_mallocN(um->totvert*sizeof(EditVert *), "vertex ar");
for(a=0, evec= um->verts; a<um->totvert; a++, evec++) {
eve= addvertlist(em, evec->co, NULL);
evar[a]= eve;
copy_v3_v3(eve->no, evec->no);
eve->f= evec->f;
eve->h= evec->h;
eve->keyindex= evec->keyindex;
eve->bweight= ((float)evec->bweight)/255.0f;
CustomData_to_em_block(&um->vdata, &em->vdata, a, &eve->data);
}
/* copy edges */
for(a=0, eedc= um->edges; a<um->totedge; a++, eedc++) {
eed= addedgelist(em, evar[eedc->v1], evar[eedc->v2], NULL);
eed->f= eedc->f;
eed->h= eedc->h;
eed->seam= eedc->seam;
eed->sharp= eedc->sharp;
eed->fgoni= eedc->fgoni;
eed->crease= ((float)eedc->crease)/255.0f;
eed->bweight= ((float)eedc->bweight)/255.0f;
CustomData_to_em_block(&um->edata, &em->edata, a, &eed->data);
}
/* copy faces */
for(a=0, efac= um->faces; a<um->totface; a++, efac++) {
if(efac->v4 != -1)
efa= addfacelist(em, evar[efac->v1], evar[efac->v2], evar[efac->v3], evar[efac->v4], NULL, NULL);
else
efa= addfacelist(em, evar[efac->v1], evar[efac->v2], evar[efac->v3], NULL, NULL ,NULL);
efa->mat_nr= efac->mat_nr;
efa->flag= efac->flag;
efa->f= efac->f;
efa->h= efac->h;
efa->fgonf= efac->fgonf;
CustomData_to_em_block(&um->fdata, &em->fdata, a, &efa->data);
}
end_editmesh_fastmalloc();
if(evar) MEM_freeN(evar);
em->totvert = um->totvert;
em->totedge = um->totedge;
em->totface = um->totface;
/*restore stored editselections*/
if(um->totsel){
EM_init_index_arrays(em, 1,1,1);
for(a=0, esec= um->selected; a<um->totsel; a++, esec++){
ese = MEM_callocN(sizeof(EditSelection), "Edit Selection");
ese->type = esec->type;
if(ese->type == EDITVERT) ese->data = EM_get_vert_for_index(esec->index); else
if(ese->type == EDITEDGE) ese->data = EM_get_edge_for_index(esec->index); else
if(ese->type == EDITFACE) ese->data = EM_get_face_for_index(esec->index);
BLI_addtail(&(em->selected),ese);
}
EM_free_index_arrays();
}
/* restore total selections */
EM_nvertices_selected(em);
EM_nedges_selected(em);
EM_nfaces_selected(em);
}
Mesh *BKE_mesh_copy_ex(Main *bmain, Mesh *me)
{
Mesh *men;
MTFace *tface;
MTexPoly *txface;
int a, i;
const int do_tessface = ((me->totface != 0) && (me->totpoly == 0)); /* only do tessface if we have no polys */
men = BKE_libblock_copy_ex(bmain, &me->id);
men->mat = MEM_dupallocN(me->mat);
for (a = 0; a < men->totcol; a++) {
id_us_plus((ID *)men->mat[a]);
}
id_us_plus((ID *)men->texcomesh);
CustomData_copy(&me->vdata, &men->vdata, CD_MASK_MESH, CD_DUPLICATE, men->totvert);
CustomData_copy(&me->edata, &men->edata, CD_MASK_MESH, CD_DUPLICATE, men->totedge);
CustomData_copy(&me->ldata, &men->ldata, CD_MASK_MESH, CD_DUPLICATE, men->totloop);
CustomData_copy(&me->pdata, &men->pdata, CD_MASK_MESH, CD_DUPLICATE, men->totpoly);
if (do_tessface) {
CustomData_copy(&me->fdata, &men->fdata, CD_MASK_MESH, CD_DUPLICATE, men->totface);
}
else {
mesh_tessface_clear_intern(men, FALSE);
}
BKE_mesh_update_customdata_pointers(men, do_tessface);
/* ensure indirect linked data becomes lib-extern */
for (i = 0; i < me->fdata.totlayer; i++) {
if (me->fdata.layers[i].type == CD_MTFACE) {
tface = (MTFace *)me->fdata.layers[i].data;
for (a = 0; a < me->totface; a++, tface++)
if (tface->tpage)
id_lib_extern((ID *)tface->tpage);
}
}
for (i = 0; i < me->pdata.totlayer; i++) {
if (me->pdata.layers[i].type == CD_MTEXPOLY) {
txface = (MTexPoly *)me->pdata.layers[i].data;
for (a = 0; a < me->totpoly; a++, txface++)
if (txface->tpage)
id_lib_extern((ID *)txface->tpage);
}
}
men->edit_btmesh = NULL;
men->mselect = MEM_dupallocN(men->mselect);
men->bb = MEM_dupallocN(men->bb);
men->key = BKE_key_copy(me->key);
if (men->key) men->key->from = (ID *)men;
return men;
}
// =================================================================
// This functin is copied from source/blender/editors/mesh/mesh_data.c
//
// TODO: (As discussed with sergey-) :
// Maybe move this function to blenderkernel/intern/mesh.c
// and add definition to BKE_mesh.c
// =================================================================
void MeshImporter::mesh_add_edges(Mesh *mesh, int len)
{
CustomData edata;
MEdge *medge;
int i, totedge;
if (len == 0)
return;
totedge = mesh->totedge + len;
/* update customdata */
CustomData_copy(&mesh->edata, &edata, CD_MASK_MESH, CD_DEFAULT, totedge);
CustomData_copy_data(&mesh->edata, &edata, 0, 0, mesh->totedge);
if (!CustomData_has_layer(&edata, CD_MEDGE))
CustomData_add_layer(&edata, CD_MEDGE, CD_CALLOC, NULL, totedge);
CustomData_free(&mesh->edata, mesh->totedge);
mesh->edata = edata;
BKE_mesh_update_customdata_pointers(mesh, false); /* new edges don't change tessellation */
/* set default flags */
medge = &mesh->medge[mesh->totedge];
for (i = 0; i < len; i++, medge++)
medge->flag = ME_EDGEDRAW | ME_EDGERENDER | SELECT;
mesh->totedge = totedge;
}
void BM_mesh_copy_init_customdata(BMesh *bm_dst, BMesh *bm_src, const BMAllocTemplate *allocsize)
{
if (allocsize == NULL) {
allocsize = &bm_mesh_allocsize_default;
}
CustomData_copy(&bm_src->vdata, &bm_dst->vdata, CD_MASK_BMESH, CD_CALLOC, 0);
CustomData_copy(&bm_src->edata, &bm_dst->edata, CD_MASK_BMESH, CD_CALLOC, 0);
CustomData_copy(&bm_src->ldata, &bm_dst->ldata, CD_MASK_BMESH, CD_CALLOC, 0);
CustomData_copy(&bm_src->pdata, &bm_dst->pdata, CD_MASK_BMESH, CD_CALLOC, 0);
CustomData_bmesh_init_pool(&bm_dst->vdata, allocsize->totvert, BM_VERT);
CustomData_bmesh_init_pool(&bm_dst->edata, allocsize->totedge, BM_EDGE);
CustomData_bmesh_init_pool(&bm_dst->ldata, allocsize->totloop, BM_LOOP);
CustomData_bmesh_init_pool(&bm_dst->pdata, allocsize->totface, BM_FACE);
}
static void mesh_add_faces(Mesh *mesh, int len)
{
CustomData fdata;
MFace *mface;
int i, totface;
if(len == 0)
return;
totface= mesh->totface + len; /* new face count */
/* update customdata */
CustomData_copy(&mesh->fdata, &fdata, CD_MASK_MESH, CD_DEFAULT, totface);
CustomData_copy_data(&mesh->fdata, &fdata, 0, 0, mesh->totface);
if(!CustomData_has_layer(&fdata, CD_MFACE))
CustomData_add_layer(&fdata, CD_MFACE, CD_CALLOC, NULL, totface);
CustomData_free(&mesh->fdata, mesh->totface);
mesh->fdata= fdata;
mesh_update_customdata_pointers(mesh);
/* set default flags */
mface= &mesh->mface[mesh->totface];
for(i=0; i<len; i++, mface++)
mface->flag= ME_FACE_SEL;
mesh->totface= totface;
}
static void mesh_add_verts(Mesh *mesh, int len)
{
CustomData vdata;
MVert *mvert;
int i, totvert;
if(len == 0)
return;
totvert= mesh->totvert + len;
CustomData_copy(&mesh->vdata, &vdata, CD_MASK_MESH, CD_DEFAULT, totvert);
CustomData_copy_data(&mesh->vdata, &vdata, 0, 0, mesh->totvert);
if(!CustomData_has_layer(&vdata, CD_MVERT))
CustomData_add_layer(&vdata, CD_MVERT, CD_CALLOC, NULL, totvert);
CustomData_free(&mesh->vdata, mesh->totvert);
mesh->vdata= vdata;
mesh_update_customdata_pointers(mesh);
/* scan the input list and insert the new vertices */
mvert= &mesh->mvert[mesh->totvert];
for(i=0; i<len; i++, mvert++)
mvert->flag |= SELECT;
/* set final vertex list size */
mesh->totvert= totvert;
}
Mesh *copy_mesh(Mesh *me)
{
Mesh *men;
MTFace *tface;
int a, i;
men= copy_libblock(me);
men->mat= MEM_dupallocN(me->mat);
for(a=0; a<men->totcol; a++) {
id_us_plus((ID *)men->mat[a]);
}
id_us_plus((ID *)men->texcomesh);
CustomData_copy(&me->vdata, &men->vdata, CD_MASK_MESH, CD_DUPLICATE, men->totvert);
CustomData_copy(&me->edata, &men->edata, CD_MASK_MESH, CD_DUPLICATE, men->totedge);
CustomData_copy(&me->fdata, &men->fdata, CD_MASK_MESH, CD_DUPLICATE, men->totface);
mesh_update_customdata_pointers(men);
/* ensure indirect linked data becomes lib-extern */
for(i=0; i<me->fdata.totlayer; i++) {
if(me->fdata.layers[i].type == CD_MTFACE) {
tface= (MTFace*)me->fdata.layers[i].data;
for(a=0; a<me->totface; a++, tface++)
if(tface->tpage)
id_lib_extern((ID*)tface->tpage);
}
}
men->mselect= NULL;
men->edit_mesh= NULL;
men->pv= NULL; /* looks like this is no-longer supported but NULL just incase */
men->bb= MEM_dupallocN(men->bb);
men->key= copy_key(me->key);
if(men->key) men->key->from= (ID *)men;
return men;
}
/**
* \brief Mesh -> BMesh
*
* \warning This function doesn't calculate face normals.
*/
void BM_mesh_bm_from_me(BMesh *bm, Mesh *me,
const bool calc_face_normal, const bool set_key, int act_key_nr)
{
MVert *mvert;
MEdge *medge;
MLoop *mloop;
MPoly *mp;
KeyBlock *actkey, *block;
BMVert *v, **vtable = NULL;
BMEdge *e, **etable = NULL;
BMFace *f;
float (*keyco)[3] = NULL;
int *keyi;
int totuv, i, j;
int cd_vert_bweight_offset;
int cd_edge_bweight_offset;
int cd_edge_crease_offset;
/* free custom data */
/* this isnt needed in most cases but do just incase */
CustomData_free(&bm->vdata, bm->totvert);
CustomData_free(&bm->edata, bm->totedge);
CustomData_free(&bm->ldata, bm->totloop);
CustomData_free(&bm->pdata, bm->totface);
if (!me || !me->totvert) {
if (me) { /*no verts? still copy customdata layout*/
CustomData_copy(&me->vdata, &bm->vdata, CD_MASK_BMESH, CD_ASSIGN, 0);
CustomData_copy(&me->edata, &bm->edata, CD_MASK_BMESH, CD_ASSIGN, 0);
CustomData_copy(&me->ldata, &bm->ldata, CD_MASK_BMESH, CD_ASSIGN, 0);
CustomData_copy(&me->pdata, &bm->pdata, CD_MASK_BMESH, CD_ASSIGN, 0);
CustomData_bmesh_init_pool(&bm->vdata, me->totvert, BM_VERT);
CustomData_bmesh_init_pool(&bm->edata, me->totedge, BM_EDGE);
CustomData_bmesh_init_pool(&bm->ldata, me->totloop, BM_LOOP);
CustomData_bmesh_init_pool(&bm->pdata, me->totpoly, BM_FACE);
}
return; /* sanity check */
}
vtable = MEM_mallocN(sizeof(void **) * me->totvert, "mesh to bmesh vtable");
CustomData_copy(&me->vdata, &bm->vdata, CD_MASK_BMESH, CD_CALLOC, 0);
CustomData_copy(&me->edata, &bm->edata, CD_MASK_BMESH, CD_CALLOC, 0);
CustomData_copy(&me->ldata, &bm->ldata, CD_MASK_BMESH, CD_CALLOC, 0);
CustomData_copy(&me->pdata, &bm->pdata, CD_MASK_BMESH, CD_CALLOC, 0);
/* make sure uv layer names are consisten */
totuv = CustomData_number_of_layers(&bm->pdata, CD_MTEXPOLY);
for (i = 0; i < totuv; i++) {
int li = CustomData_get_layer_index_n(&bm->pdata, CD_MTEXPOLY, i);
CustomData_set_layer_name(&bm->ldata, CD_MLOOPUV, i, bm->pdata.layers[li].name);
}
if ((act_key_nr != 0) && (me->key != NULL)) {
actkey = BLI_findlink(&me->key->block, act_key_nr - 1);
}
else {
actkey = NULL;
}
if (me->key) {
CustomData_add_layer(&bm->vdata, CD_SHAPE_KEYINDEX, CD_ASSIGN, NULL, 0);
/* check if we need to generate unique ids for the shapekeys.
* this also exists in the file reading code, but is here for
* a sanity check */
if (!me->key->uidgen) {
fprintf(stderr,
"%s had to generate shape key uid's in a situation we shouldn't need to! "
"(bmesh internal error)\n",
__func__);
me->key->uidgen = 1;
for (block = me->key->block.first; block; block = block->next) {
block->uid = me->key->uidgen++;
}
}
if (actkey && actkey->totelem == me->totvert) {
keyco = actkey->data;
bm->shapenr = act_key_nr;
}
for (i = 0, block = me->key->block.first; block; block = block->next, i++) {
CustomData_add_layer_named(&bm->vdata, CD_SHAPEKEY,
CD_ASSIGN, NULL, 0, block->name);
j = CustomData_get_layer_index_n(&bm->vdata, CD_SHAPEKEY, i);
bm->vdata.layers[j].uid = block->uid;
}
}
CustomData_bmesh_init_pool(&bm->vdata, me->totvert, BM_VERT);
CustomData_bmesh_init_pool(&bm->edata, me->totedge, BM_EDGE);
CustomData_bmesh_init_pool(&bm->ldata, me->totloop, BM_LOOP);
CustomData_bmesh_init_pool(&bm->pdata, me->totpoly, BM_FACE);
BM_mesh_cd_flag_apply(bm, me->cd_flag);
cd_vert_bweight_offset = CustomData_get_offset(&bm->vdata, CD_BWEIGHT);
cd_edge_bweight_offset = CustomData_get_offset(&bm->edata, CD_BWEIGHT);
cd_edge_crease_offset = CustomData_get_offset(&bm->edata, CD_CREASE);
for (i = 0, mvert = me->mvert; i < me->totvert; i++, mvert++) {
v = vtable[i] = BM_vert_create(bm, keyco && set_key ? keyco[i] : mvert->co, NULL, BM_CREATE_SKIP_CD);
BM_elem_index_set(v, i); /* set_ok */
/* transfer flag */
v->head.hflag = BM_vert_flag_from_mflag(mvert->flag & ~SELECT);
/* this is necessary for selection counts to work properly */
if (mvert->flag & SELECT) {
BM_vert_select_set(bm, v, true);
}
normal_short_to_float_v3(v->no, mvert->no);
/* Copy Custom Data */
CustomData_to_bmesh_block(&me->vdata, &bm->vdata, i, &v->head.data, true);
if (cd_vert_bweight_offset != -1) BM_ELEM_CD_SET_FLOAT(v, cd_vert_bweight_offset, (float)mvert->bweight / 255.0f);
/* set shapekey data */
if (me->key) {
/* set shape key original index */
keyi = CustomData_bmesh_get(&bm->vdata, v->head.data, CD_SHAPE_KEYINDEX);
if (keyi) {
*keyi = i;
}
for (block = me->key->block.first, j = 0; block; block = block->next, j++) {
float *co = CustomData_bmesh_get_n(&bm->vdata, v->head.data, CD_SHAPEKEY, j);
if (co) {
copy_v3_v3(co, ((float *)block->data) + 3 * i);
}
}
}
}
bm->elem_index_dirty &= ~BM_VERT; /* added in order, clear dirty flag */
if (!me->totedge) {
MEM_freeN(vtable);
return;
}
etable = MEM_mallocN(sizeof(void **) * me->totedge, "mesh to bmesh etable");
medge = me->medge;
for (i = 0; i < me->totedge; i++, medge++) {
e = etable[i] = BM_edge_create(bm, vtable[medge->v1], vtable[medge->v2], NULL, BM_CREATE_SKIP_CD);
BM_elem_index_set(e, i); /* set_ok */
/* transfer flags */
e->head.hflag = BM_edge_flag_from_mflag(medge->flag & ~SELECT);
/* this is necessary for selection counts to work properly */
if (medge->flag & SELECT) {
BM_edge_select_set(bm, e, true);
}
/* Copy Custom Data */
CustomData_to_bmesh_block(&me->edata, &bm->edata, i, &e->head.data, true);
if (cd_edge_bweight_offset != -1) BM_ELEM_CD_SET_FLOAT(e, cd_edge_bweight_offset, (float)medge->bweight / 255.0f);
if (cd_edge_crease_offset != -1) BM_ELEM_CD_SET_FLOAT(e, cd_edge_crease_offset, (float)medge->crease / 255.0f);
}
bm->elem_index_dirty &= ~BM_EDGE; /* added in order, clear dirty flag */
mloop = me->mloop;
mp = me->mpoly;
for (i = 0; i < me->totpoly; i++, mp++) {
BMLoop *l_iter;
BMLoop *l_first;
f = bm_face_create_from_mpoly(mp, mloop + mp->loopstart,
bm, vtable, etable);
if (UNLIKELY(f == NULL)) {
printf("%s: Warning! Bad face in mesh"
" \"%s\" at index %d!, skipping\n",
__func__, me->id.name + 2, i);
continue;
}
/* don't use 'i' since we may have skipped the face */
BM_elem_index_set(f, bm->totface - 1); /* set_ok */
/* transfer flag */
f->head.hflag = BM_face_flag_from_mflag(mp->flag & ~ME_FACE_SEL);
/* this is necessary for selection counts to work properly */
if (mp->flag & ME_FACE_SEL) {
BM_face_select_set(bm, f, true);
}
f->mat_nr = mp->mat_nr;
if (i == me->act_face) bm->act_face = f;
j = mp->loopstart;
l_iter = l_first = BM_FACE_FIRST_LOOP(f);
do {
/* Save index of correspsonding MLoop */
CustomData_to_bmesh_block(&me->ldata, &bm->ldata, j++, &l_iter->head.data, true);
} while ((l_iter = l_iter->next) != l_first);
/* Copy Custom Data */
CustomData_to_bmesh_block(&me->pdata, &bm->pdata, i, &f->head.data, true);
if (calc_face_normal) {
BM_face_normal_update(f);
}
}
bm->elem_index_dirty &= ~BM_FACE; /* added in order, clear dirty flag */
if (me->mselect && me->totselect != 0) {
BMVert **vert_array = MEM_mallocN(sizeof(BMVert *) * bm->totvert, "VSelConv");
BMEdge **edge_array = MEM_mallocN(sizeof(BMEdge *) * bm->totedge, "ESelConv");
BMFace **face_array = MEM_mallocN(sizeof(BMFace *) * bm->totface, "FSelConv");
MSelect *msel;
#pragma omp parallel sections if (bm->totvert + bm->totedge + bm->totface >= BM_OMP_LIMIT)
{
#pragma omp section
{ BM_iter_as_array(bm, BM_VERTS_OF_MESH, NULL, (void **)vert_array, bm->totvert); }
#pragma omp section
{ BM_iter_as_array(bm, BM_EDGES_OF_MESH, NULL, (void **)edge_array, bm->totedge); }
#pragma omp section
{ BM_iter_as_array(bm, BM_FACES_OF_MESH, NULL, (void **)face_array, bm->totface); }
}
for (i = 0, msel = me->mselect; i < me->totselect; i++, msel++) {
switch (msel->type) {
case ME_VSEL:
BM_select_history_store(bm, (BMElem *)vert_array[msel->index]);
break;
case ME_ESEL:
BM_select_history_store(bm, (BMElem *)edge_array[msel->index]);
break;
case ME_FSEL:
BM_select_history_store(bm, (BMElem *)face_array[msel->index]);
break;
}
}
MEM_freeN(vert_array);
MEM_freeN(edge_array);
MEM_freeN(face_array);
}
else {
me->totselect = 0;
if (me->mselect) {
MEM_freeN(me->mselect);
me->mselect = NULL;
}
}
MEM_freeN(vtable);
MEM_freeN(etable);
}
/* Adds the geometry found in dm to bm
*/
BME_Mesh *BME_derivedmesh_to_bmesh(DerivedMesh *dm)
{
BME_Mesh *bm;
int allocsize[4] = {512,512,2048,512};
MVert *mvert, *mv;
MEdge *medge, *me;
MFace *mface, *mf;
int totface,totedge,totvert,i,len, numTex, numCol;
BME_Vert *v1=NULL,*v2=NULL, **vert_array;
BME_Edge *e=NULL;
BME_Poly *f=NULL;
EdgeHash *edge_hash = BLI_edgehash_new();
bm = BME_make_mesh(allocsize);
/*copy custom data layout*/
CustomData_copy(&dm->vertData, &bm->vdata, CD_MASK_BMESH, CD_CALLOC, 0);
CustomData_copy(&dm->edgeData, &bm->edata, CD_MASK_BMESH, CD_CALLOC, 0);
CustomData_copy(&dm->faceData, &bm->pdata, CD_MASK_BMESH, CD_CALLOC, 0);
/*copy face corner data*/
CustomData_to_bmeshpoly(&dm->faceData, &bm->pdata, &bm->ldata);
/*initialize memory pools*/
CustomData_bmesh_init_pool(&bm->vdata, allocsize[0]);
CustomData_bmesh_init_pool(&bm->edata, allocsize[1]);
CustomData_bmesh_init_pool(&bm->ldata, allocsize[2]);
CustomData_bmesh_init_pool(&bm->pdata, allocsize[3]);
/*needed later*/
numTex = CustomData_number_of_layers(&bm->pdata, CD_MTEXPOLY);
numCol = CustomData_number_of_layers(&bm->ldata, CD_MLOOPCOL);
totvert = dm->getNumVerts(dm);
totedge = dm->getNumEdges(dm);
totface = dm->getNumFaces(dm);
mvert = dm->getVertArray(dm);
medge = dm->getEdgeArray(dm);
mface = dm->getFaceArray(dm);
vert_array = MEM_mallocN(sizeof(*vert_array)*totvert,"BME_derivedmesh_to_bmesh BME_Vert* array");
BME_model_begin(bm);
/*add verts*/
for(i=0,mv = mvert; i < totvert;i++,mv++){
v1 = BME_MV(bm,mv->co);
vert_array[i] = v1;
v1->flag = mv->flag;
v1->bweight = mv->bweight/255.0f;
CustomData_to_bmesh_block(&dm->vertData, &bm->vdata, i, &v1->data);
}
/*add edges*/
for(i=0,me = medge; i < totedge;i++,me++){
v1 = vert_array[me->v1];
v2 = vert_array[me->v2];
e = BME_ME(bm, v1, v2);
e->crease = me->crease/255.0f;
e->bweight = me->bweight/255.0f;
e->flag = (unsigned char)me->flag;
BLI_edgehash_insert(edge_hash,me->v1,me->v2,e);
CustomData_to_bmesh_block(&dm->edgeData, &bm->edata, i, &e->data);
}
/*add faces.*/
for(i=0,mf = mface; i < totface;i++,mf++){
BME_Edge *edar[4];
if(mf->v4) len = 4;
else len = 3;
edar[0] = BLI_edgehash_lookup(edge_hash,mf->v1,mf->v2);
edar[1] = BLI_edgehash_lookup(edge_hash,mf->v2,mf->v3);
if(len == 4){
edar[2] = BLI_edgehash_lookup(edge_hash,mf->v3,mf->v4);
edar[3] = BLI_edgehash_lookup(edge_hash,mf->v4,mf->v1);
}
else
edar[2] = BLI_edgehash_lookup(edge_hash,mf->v3,mf->v1);
/*find v1 and v2*/
v1 = vert_array[mf->v1];
v2 = vert_array[mf->v2];
f = BME_MF(bm,v1,v2,edar,len);
f->mat_nr = mf->mat_nr;
f->flag = mf->flag;
CustomData_to_bmesh_block(&dm->faceData,&bm->pdata,i,&f->data);
BME_DMcorners_to_loops(bm, &dm->faceData,i,f, numCol,numTex);
}
BME_model_end(bm);
BLI_edgehash_free(edge_hash, NULL);
MEM_freeN(vert_array);
return bm;
}
/* adds the geometry in the bmesh to editMesh (does not free editMesh)
* if td != NULL, the transdata will be mapped to the EditVert's co */
void BME_bmesh_to_editmesh(BME_Mesh *bm, BME_TransData_Head *td, EditMesh *em) {
BME_Vert *v1;
BME_Edge *e;
BME_Poly *f;
BME_TransData *vtd;
EditVert *eve1, *eve2, *eve3, *eve4, **evlist;
EditEdge *eed;
EditFace *efa;
int totvert, len, i, numTex, numCol;
if (em == NULL) return;
CustomData_copy(&bm->vdata, &em->vdata, CD_MASK_BMESH, CD_CALLOC, 0);
CustomData_copy(&bm->edata, &em->edata, CD_MASK_BMESH, CD_CALLOC, 0);
CustomData_copy(&bm->pdata, &em->fdata, CD_MASK_BMESH, CD_CALLOC, 0);
CustomData_from_bmeshpoly(&em->fdata, &bm->pdata, &bm->ldata,0);
numTex = CustomData_number_of_layers(&bm->pdata, CD_MTEXPOLY);
numCol = CustomData_number_of_layers(&bm->ldata, CD_MLOOPCOL);
/* convert to EditMesh */
/* make editverts */
totvert = BLI_countlist(&(bm->verts));
evlist= (EditVert **)MEM_mallocN(totvert*sizeof(void *),"evlist");
for (i=0,v1=bm->verts.first;v1;v1=v1->next,i++) {
v1->tflag1 = i;
eve1 = NULL; //XXX addvertlist(v1->co,NULL);
if (td && (vtd = BME_get_transdata(td,v1))) {
vtd->loc = eve1->co;
}
eve1->keyindex = i;
evlist[i]= eve1;
eve1->f = (unsigned char)v1->flag;
eve1->h = (unsigned char)v1->h;
eve1->bweight = v1->bweight;
CustomData_em_copy_data(&bm->vdata, &em->vdata, v1->data, &eve1->data);
}
/* make edges */
for (e=bm->edges.first;e;e=e->next) {
if(0) { //XXX if(!(findedgelist(evlist[e->v1->tflag1], evlist[e->v2->tflag1]))){
eed= NULL; //XXX addedgelist(evlist[e->v1->tflag1], evlist[e->v2->tflag1], NULL);
eed->crease = e->crease;
eed->bweight = e->bweight;
if(e->flag & ME_SEAM) eed->seam = 1;
if(e->flag & ME_SHARP) eed->sharp = 1;
if(e->flag & SELECT) eed->f |= SELECT;
//XXX if(e->flag & ME_FGON) eed->h= EM_FGON; // 2 different defines!
if(e->flag & ME_HIDE) eed->h |= 1;
if(em->selectmode==SCE_SELECT_EDGE) {
; //XXX EM_select_edge(eed, eed->f & SELECT);
}
CustomData_em_copy_data(&bm->edata, &em->edata, e->data, &eed->data);
}
}
/* make faces */
for (f=bm->polys.first;f;f=f->next) {
len = BME_cycle_length(f->loopbase);
if (len==3 || len==4) {
eve1= evlist[f->loopbase->v->tflag1];
eve2= evlist[f->loopbase->next->v->tflag1];
eve3= evlist[f->loopbase->next->next->v->tflag1];
if (len == 4) {
eve4= evlist[f->loopbase->prev->v->tflag1];
}
else {
eve4= NULL;
}
efa = NULL; //XXX addfacelist(eve1, eve2, eve3, eve4, NULL, NULL);
efa->mat_nr = (unsigned char)f->mat_nr;
efa->flag= f->flag & ~ME_HIDE;
if(f->flag & ME_FACE_SEL) {
efa->f |= SELECT;
}
if(f->flag & ME_HIDE) efa->h= 1;
// XXX flag depricated
// if((G.f & G_FACESELECT) && (efa->f & SELECT))
//XXX EM_select_face(efa, 1); /* flush down */
CustomData_em_copy_data(&bm->pdata, &em->fdata, f->data, &efa->data);
BME_loops_to_corners(bm, &em->fdata, efa->data, f,numCol,numTex);
}
}
MEM_freeN(evlist);
}
/* return 1: success */
static int mesh_separate_selected(wmOperator *op, Main *bmain, Scene *scene, Base *editbase)
{
EditMesh *em, *emnew;
EditVert *eve, *v1;
EditEdge *eed, *e1;
EditFace *efa, *f1;
Object *obedit;
Mesh *me, *menew;
Base *basenew;
if(editbase==NULL) return 0;
obedit= editbase->object;
me= obedit->data;
em= BKE_mesh_get_editmesh(me);
if(me->key) {
BKE_report(op->reports, RPT_WARNING, "Can't separate mesh with shape keys");
BKE_mesh_end_editmesh(me, em);
return 0;
}
if(em->selected.first)
BLI_freelistN(&(em->selected)); /* clear the selection order */
EM_selectmode_set(em); // enforce full consistent selection flags
EM_stats_update(em);
if(em->totvertsel==0) {
BKE_mesh_end_editmesh(me, em);
return 0;
}
/* we are going to work as follows:
* 1. add a linked duplicate object: this will be the new one, we remember old pointer
* 2. give new object empty mesh and put in editmode
* 3: do a split if needed on current editmesh.
* 4. copy over: all NOT selected verts, edges, faces
* 5. call load_editMesh() on the new object
*/
/* 1 */
basenew= ED_object_add_duplicate(bmain, scene, editbase, 0); /* 0 = fully linked */
ED_base_object_select(basenew, BA_DESELECT);
/* 2 */
basenew->object->data= menew= add_mesh(me->id.name+2); /* empty */
assign_matarar(basenew->object, give_matarar(obedit), *give_totcolp(obedit)); /* new in 2.5 */
me->id.us--;
make_editMesh(scene, basenew->object);
emnew= menew->edit_mesh;
CustomData_copy(&em->vdata, &emnew->vdata, CD_MASK_EDITMESH, CD_DEFAULT, 0);
CustomData_copy(&em->edata, &emnew->edata, CD_MASK_EDITMESH, CD_DEFAULT, 0);
CustomData_copy(&em->fdata, &emnew->fdata, CD_MASK_EDITMESH, CD_DEFAULT, 0);
/* 3 */
/* SPLIT: first make duplicate */
adduplicateflag(em, SELECT);
/* SPLIT: old faces have 3x flag 128 set, delete these ones */
delfaceflag(em, 128);
/* since we do tricky things with verts/edges/faces, this makes sure all is selected coherent */
EM_selectmode_set(em);
/* 4 */
/* move over: everything that is selected */
for(eve= em->verts.first; eve; eve= v1) {
v1= eve->next;
if(eve->f & SELECT) {
BLI_remlink(&em->verts, eve);
BLI_addtail(&emnew->verts, eve);
}
}
for(eed= em->edges.first; eed; eed= e1) {
e1= eed->next;
if(eed->f & SELECT) {
BLI_remlink(&em->edges, eed);
BLI_addtail(&emnew->edges, eed);
}
}
for(efa= em->faces.first; efa; efa= f1) {
f1= efa->next;
if (efa == em->act_face && (efa->f & SELECT)) {
EM_set_actFace(em, NULL);
}
if(efa->f & SELECT) {
BLI_remlink(&em->faces, efa);
BLI_addtail(&emnew->faces, efa);
}
}
/* 5 */
load_editMesh(scene, basenew->object);
free_editMesh(emnew);
MEM_freeN(menew->edit_mesh);
menew->edit_mesh= NULL;
/* copy settings */
menew->texflag= me->texflag;
menew->drawflag= me->drawflag;
menew->flag= me->flag;
menew->editflag= me->editflag;
menew->smoothresh= me->smoothresh;
/* hashedges are invalid now, make new! */
editMesh_set_hash(em);
DAG_id_tag_update(&obedit->id, OB_RECALC_DATA);
DAG_id_tag_update(&basenew->object->id, OB_RECALC_DATA);
BKE_mesh_end_editmesh(me, em);
return 1;
}
/* makes Mesh out of editmesh */
void load_editMesh(Scene *scene, Object *obedit)
{
Mesh *me= obedit->data;
MVert *mvert, *oldverts;
MEdge *medge;
MFace *mface;
MSelect *mselect;
EditMesh *em= me->edit_mesh;
EditVert *eve;
EditFace *efa, *efa_act;
EditEdge *eed;
EditSelection *ese;
float *fp, *newkey, *oldkey;
int i, a, ototvert;
/* this one also tests of edges are not in faces: */
/* eed->f2==0: not in face, f2==1: draw it */
/* eed->f1 : flag for dynaface (cylindertest, old engine) */
/* eve->f1 : flag for dynaface (sphere test, old engine) */
/* eve->f2 : being used in vertexnormals */
edge_drawflags(me, em);
EM_stats_update(em);
/* new Vertex block */
if(em->totvert==0) mvert= NULL;
else mvert= MEM_callocN(em->totvert*sizeof(MVert), "loadeditMesh vert");
/* new Edge block */
if(em->totedge==0) medge= NULL;
else medge= MEM_callocN(em->totedge*sizeof(MEdge), "loadeditMesh edge");
/* new Face block */
if(em->totface==0) mface= NULL;
else mface= MEM_callocN(em->totface*sizeof(MFace), "loadeditMesh face");
/* lets save the old verts just in case we are actually working on
* a key ... we now do processing of the keys at the end */
oldverts= me->mvert;
ototvert= me->totvert;
/* don't free this yet */
CustomData_set_layer(&me->vdata, CD_MVERT, NULL);
/* free custom data */
CustomData_free(&me->vdata, me->totvert);
CustomData_free(&me->edata, me->totedge);
CustomData_free(&me->fdata, me->totface);
/* add new custom data */
me->totvert= em->totvert;
me->totedge= em->totedge;
me->totface= em->totface;
CustomData_copy(&em->vdata, &me->vdata, CD_MASK_MESH, CD_CALLOC, me->totvert);
CustomData_copy(&em->edata, &me->edata, CD_MASK_MESH, CD_CALLOC, me->totedge);
CustomData_copy(&em->fdata, &me->fdata, CD_MASK_MESH, CD_CALLOC, me->totface);
CustomData_add_layer(&me->vdata, CD_MVERT, CD_ASSIGN, mvert, me->totvert);
CustomData_add_layer(&me->edata, CD_MEDGE, CD_ASSIGN, medge, me->totedge);
CustomData_add_layer(&me->fdata, CD_MFACE, CD_ASSIGN, mface, me->totface);
mesh_update_customdata_pointers(me);
/* the vertices, use ->tmp.l as counter */
eve= em->verts.first;
a= 0;
while(eve) {
VECCOPY(mvert->co, eve->co);
/* vertex normal */
normal_float_to_short_v3(mvert->no, eve->no);
/* note: it used to remove me->dvert when it was not in use, cancelled
that... annoying when you have a fresh vgroup */
CustomData_from_em_block(&em->vdata, &me->vdata, eve->data, a);
eve->tmp.l = a++; /* counter */
mvert->flag= 0;
mvert->flag |= (eve->f & SELECT);
if (eve->h) mvert->flag |= ME_HIDE;
mvert->bweight= (char)(255.0f*eve->bweight);
eve= eve->next;
mvert++;
}
/* the edges */
a= 0;
eed= em->edges.first;
while(eed) {
medge->v1= (unsigned int) eed->v1->tmp.l;
medge->v2= (unsigned int) eed->v2->tmp.l;
medge->flag= (eed->f & SELECT) | ME_EDGERENDER;
if(eed->f2<2) medge->flag |= ME_EDGEDRAW;
if(eed->f2==0) medge->flag |= ME_LOOSEEDGE;
if(eed->sharp) medge->flag |= ME_SHARP;
if(eed->seam) medge->flag |= ME_SEAM;
if(eed->h & EM_FGON) medge->flag |= ME_FGON; // different defines yes
if(eed->h & 1) medge->flag |= ME_HIDE;
medge->crease= (char)(255.0f*eed->crease);
medge->bweight= (char)(255.0f*eed->bweight);
CustomData_from_em_block(&em->edata, &me->edata, eed->data, a);
eed->tmp.l = a++;
medge++;
eed= eed->next;
}
/* the faces */
a = 0;
efa= em->faces.first;
efa_act= EM_get_actFace(em, 0);
i = 0;
me->act_face = -1;
while(efa) {
mface= &((MFace *) me->mface)[i];
mface->v1= (unsigned int) efa->v1->tmp.l;
mface->v2= (unsigned int) efa->v2->tmp.l;
mface->v3= (unsigned int) efa->v3->tmp.l;
if (efa->v4) mface->v4 = (unsigned int) efa->v4->tmp.l;
mface->mat_nr= efa->mat_nr;
mface->flag= efa->flag;
/* bit 0 of flag is already taken for smooth... */
if(efa->h) {
mface->flag |= ME_HIDE;
mface->flag &= ~ME_FACE_SEL;
} else {
if(efa->f & 1) mface->flag |= ME_FACE_SEL;
else mface->flag &= ~ME_FACE_SEL;
}
/* watch: efa->e1->f2==0 means loose edge */
if(efa->e1->f2==1) {
efa->e1->f2= 2;
}
if(efa->e2->f2==1) {
efa->e2->f2= 2;
}
if(efa->e3->f2==1) {
efa->e3->f2= 2;
}
if(efa->e4 && efa->e4->f2==1) {
efa->e4->f2= 2;
}
CustomData_from_em_block(&em->fdata, &me->fdata, efa->data, i);
/* no index '0' at location 3 or 4 */
test_index_face(mface, &me->fdata, i, efa->v4?4:3);
if (efa_act == efa)
me->act_face = a;
efa->tmp.l = a++;
i++;
efa= efa->next;
}
/* patch hook indices and vertex parents */
{
Object *ob;
ModifierData *md;
EditVert **vertMap = NULL;
int j;
for (ob=G.main->object.first; ob; ob=ob->id.next) {
if (ob->parent==obedit && ELEM(ob->partype, PARVERT1,PARVERT3)) {
/* duplicate code from below, make it function later...? */
if (!vertMap) {
vertMap = MEM_callocN(sizeof(*vertMap)*ototvert, "vertMap");
for (eve=em->verts.first; eve; eve=eve->next) {
if (eve->keyindex!=-1)
vertMap[eve->keyindex] = eve;
}
}
if(ob->par1 < ototvert) {
eve = vertMap[ob->par1];
if(eve) ob->par1= eve->tmp.l;
}
if(ob->par2 < ototvert) {
eve = vertMap[ob->par2];
if(eve) ob->par2= eve->tmp.l;
}
if(ob->par3 < ototvert) {
eve = vertMap[ob->par3];
if(eve) ob->par3= eve->tmp.l;
}
}
if (ob->data==me) {
for (md=ob->modifiers.first; md; md=md->next) {
if (md->type==eModifierType_Hook) {
HookModifierData *hmd = (HookModifierData*) md;
if (!vertMap) {
vertMap = MEM_callocN(sizeof(*vertMap)*ototvert, "vertMap");
for (eve=em->verts.first; eve; eve=eve->next) {
if (eve->keyindex!=-1)
vertMap[eve->keyindex] = eve;
}
}
for (i=j=0; i<hmd->totindex; i++) {
if(hmd->indexar[i] < ototvert) {
eve = vertMap[hmd->indexar[i]];
if (eve) {
hmd->indexar[j++] = eve->tmp.l;
}
}
else j++;
}
hmd->totindex = j;
}
}
}
}
if (vertMap) MEM_freeN(vertMap);
}
/* are there keys? */
if(me->key) {
KeyBlock *currkey;
KeyBlock *actkey= BLI_findlink(&me->key->block, em->shapenr-1);
float (*ofs)[3] = NULL;
/* editing the base key should update others */
if(me->key->type==KEY_RELATIVE && oldverts) {
int act_is_basis = 0;
/* find if this key is a basis for any others */
for(currkey = me->key->block.first; currkey; currkey= currkey->next) {
if(em->shapenr-1 == currkey->relative) {
act_is_basis = 1;
break;
}
}
if(act_is_basis) { /* active key is a base */
float (*fp)[3]= actkey->data;
i=0;
ofs= MEM_callocN(sizeof(float) * 3 * em->totvert, "currkey->data");
eve= em->verts.first;
mvert = me->mvert;
while(eve) {
if(eve->keyindex>=0) {
sub_v3_v3v3(ofs[i], mvert->co, fp[eve->keyindex]);
}
eve= eve->next;
i++;
mvert++;
}
}
}
/* Lets reorder the key data so that things line up roughly
* with the way things were before editmode */
currkey = me->key->block.first;
while(currkey) {
int apply_offset = (ofs && (currkey != actkey) && (em->shapenr-1 == currkey->relative));
fp= newkey= MEM_callocN(me->key->elemsize*em->totvert, "currkey->data");
oldkey = currkey->data;
eve= em->verts.first;
i = 0;
mvert = me->mvert;
while(eve) {
if (eve->keyindex >= 0 && eve->keyindex < currkey->totelem) { // valid old vertex
if(currkey == actkey) {
if(actkey == me->key->refkey) {
VECCOPY(fp, mvert->co);
}
else {
VECCOPY(fp, mvert->co);
if(oldverts) {
VECCOPY(mvert->co, oldverts[eve->keyindex].co);
}
}
}
else {
if(oldkey) {
VECCOPY(fp, oldkey + 3 * eve->keyindex);
}
}
}
else {
VECCOPY(fp, mvert->co);
}
/* propagate edited basis offsets to other shapes */
if(apply_offset) {
VECADD(fp, fp, ofs[i]);
}
fp+= 3;
++i;
++mvert;
eve= eve->next;
}
currkey->totelem= em->totvert;
if(currkey->data) MEM_freeN(currkey->data);
currkey->data = newkey;
currkey= currkey->next;
}
if(ofs) MEM_freeN(ofs);
}
if(oldverts) MEM_freeN(oldverts);
i = 0;
for(ese=em->selected.first; ese; ese=ese->next) i++;
me->totselect = i;
if(i==0) mselect= NULL;
else mselect= MEM_callocN(i*sizeof(MSelect), "loadeditMesh selections");
if(me->mselect) MEM_freeN(me->mselect);
me->mselect= mselect;
for(ese=em->selected.first; ese; ese=ese->next){
mselect->type = ese->type;
if(ese->type == EDITVERT) mselect->index = ((EditVert*)ese->data)->tmp.l;
else if(ese->type == EDITEDGE) mselect->index = ((EditEdge*)ese->data)->tmp.l;
else if(ese->type == EDITFACE) mselect->index = ((EditFace*)ese->data)->tmp.l;
mselect++;
}
/* to be sure: clear ->tmp.l pointers */
eve= em->verts.first;
while(eve) {
eve->tmp.l = 0;
eve= eve->next;
}
eed= em->edges.first;
while(eed) {
eed->tmp.l = 0;
eed= eed->next;
}
efa= em->faces.first;
while(efa) {
efa->tmp.l = 0;
efa= efa->next;
}
/* remake softbody of all users */
if(me->id.us>1) {
Base *base;
for(base= scene->base.first; base; base= base->next)
if(base->object->data==me)
base->object->recalc |= OB_RECALC_DATA;
}
mesh_calc_normals(me->mvert, me->totvert, me->mface, me->totface, NULL);
/* topology could be changed, ensure mdisps are ok */
multires_topology_changed(scene, obedit);
}
static void *editMesh_to_undoMesh(void *emv)
{
EditMesh *em= (EditMesh *)emv;
UndoMesh *um;
EditVert *eve;
EditEdge *eed;
EditFace *efa;
EditSelection *ese;
EditVertC *evec=NULL;
EditEdgeC *eedc=NULL;
EditFaceC *efac=NULL;
EditSelectionC *esec=NULL;
int a;
um= MEM_callocN(sizeof(UndoMesh), "undomesh");
um->selectmode = em->selectmode;
um->shapenr = em->shapenr;
for(eve=em->verts.first; eve; eve= eve->next) um->totvert++;
for(eed=em->edges.first; eed; eed= eed->next) um->totedge++;
for(efa=em->faces.first; efa; efa= efa->next) um->totface++;
for(ese=em->selected.first; ese; ese=ese->next) um->totsel++;
/* malloc blocks */
if(um->totvert) evec= um->verts= MEM_callocN(um->totvert*sizeof(EditVertC), "allvertsC");
if(um->totedge) eedc= um->edges= MEM_callocN(um->totedge*sizeof(EditEdgeC), "alledgesC");
if(um->totface) efac= um->faces= MEM_callocN(um->totface*sizeof(EditFaceC), "allfacesC");
if(um->totsel) esec= um->selected= MEM_callocN(um->totsel*sizeof(EditSelectionC), "allselections");
if(um->totvert) CustomData_copy(&em->vdata, &um->vdata, CD_MASK_EDITMESH, CD_CALLOC, um->totvert);
if(um->totedge) CustomData_copy(&em->edata, &um->edata, CD_MASK_EDITMESH, CD_CALLOC, um->totedge);
if(um->totface) CustomData_copy(&em->fdata, &um->fdata, CD_MASK_EDITMESH, CD_CALLOC, um->totface);
/* now copy vertices */
a = 0;
for(eve=em->verts.first; eve; eve= eve->next, evec++, a++) {
copy_v3_v3(evec->co, eve->co);
copy_v3_v3(evec->no, eve->no);
evec->f= eve->f;
evec->h= eve->h;
evec->keyindex= eve->keyindex;
eve->tmp.l = a; /*store index*/
evec->bweight= (short)(eve->bweight*255.0f);
CustomData_from_em_block(&em->vdata, &um->vdata, eve->data, a);
}
/* copy edges */
a = 0;
for(eed=em->edges.first; eed; eed= eed->next, eedc++, a++) {
eedc->v1= (int)eed->v1->tmp.l;
eedc->v2= (int)eed->v2->tmp.l;
eedc->f= eed->f;
eedc->h= eed->h;
eedc->seam= eed->seam;
eedc->sharp= eed->sharp;
eedc->crease= (short)(eed->crease*255.0f);
eedc->bweight= (short)(eed->bweight*255.0f);
eedc->fgoni= eed->fgoni;
eed->tmp.l = a; /*store index*/
CustomData_from_em_block(&em->edata, &um->edata, eed->data, a);
}
/* copy faces */
a = 0;
for(efa=em->faces.first; efa; efa= efa->next, efac++, a++) {
efac->v1= (int)efa->v1->tmp.l;
efac->v2= (int)efa->v2->tmp.l;
efac->v3= (int)efa->v3->tmp.l;
if(efa->v4) efac->v4= (int)efa->v4->tmp.l;
else efac->v4= -1;
efac->mat_nr= efa->mat_nr;
efac->flag= efa->flag;
efac->f= efa->f;
efac->h= efa->h;
efac->fgonf= efa->fgonf;
efa->tmp.l = a; /*store index*/
CustomData_from_em_block(&em->fdata, &um->fdata, efa->data, a);
}
a = 0;
for(ese=em->selected.first; ese; ese=ese->next, esec++){
esec->type = ese->type;
if(ese->type == EDITVERT) a = esec->index = ((EditVert*)ese->data)->tmp.l;
else if(ese->type == EDITEDGE) a = esec->index = ((EditEdge*)ese->data)->tmp.l;
else if(ese->type == EDITFACE) a = esec->index = ((EditFace*)ese->data)->tmp.l;
}
return um;
}
/**
* \brief Mesh -> BMesh
* \param bm: The mesh to write into, while this is typically a newly created BMesh,
* merging into existing data is supported.
* Note the custom-data layout isn't used.
* If more comprehensive merging is needed we should move this into a separate function
* since this should be kept fast for edit-mode switching and storing undo steps.
*
* \warning This function doesn't calculate face normals.
*/
void BM_mesh_bm_from_me(
BMesh *bm, Mesh *me,
const struct BMeshFromMeshParams *params)
{
const bool is_new =
!(bm->totvert ||
(bm->vdata.totlayer || bm->edata.totlayer || bm->pdata.totlayer || bm->ldata.totlayer));
MVert *mvert;
MEdge *medge;
MLoop *mloop;
MPoly *mp;
KeyBlock *actkey, *block;
BMVert *v, **vtable = NULL;
BMEdge *e, **etable = NULL;
BMFace *f, **ftable = NULL;
float (*keyco)[3] = NULL;
int totuv, totloops, i;
if (!me || !me->totvert) {
if (me && is_new) { /*no verts? still copy customdata layout*/
CustomData_copy(&me->vdata, &bm->vdata, CD_MASK_BMESH, CD_ASSIGN, 0);
CustomData_copy(&me->edata, &bm->edata, CD_MASK_BMESH, CD_ASSIGN, 0);
CustomData_copy(&me->ldata, &bm->ldata, CD_MASK_BMESH, CD_ASSIGN, 0);
CustomData_copy(&me->pdata, &bm->pdata, CD_MASK_BMESH, CD_ASSIGN, 0);
CustomData_bmesh_init_pool(&bm->vdata, me->totvert, BM_VERT);
CustomData_bmesh_init_pool(&bm->edata, me->totedge, BM_EDGE);
CustomData_bmesh_init_pool(&bm->ldata, me->totloop, BM_LOOP);
CustomData_bmesh_init_pool(&bm->pdata, me->totpoly, BM_FACE);
}
return; /* sanity check */
}
if (is_new) {
CustomData_copy(&me->vdata, &bm->vdata, CD_MASK_BMESH, CD_CALLOC, 0);
CustomData_copy(&me->edata, &bm->edata, CD_MASK_BMESH, CD_CALLOC, 0);
CustomData_copy(&me->ldata, &bm->ldata, CD_MASK_BMESH, CD_CALLOC, 0);
CustomData_copy(&me->pdata, &bm->pdata, CD_MASK_BMESH, CD_CALLOC, 0);
/* make sure uv layer names are consisten */
totuv = CustomData_number_of_layers(&bm->pdata, CD_MTEXPOLY);
for (i = 0; i < totuv; i++) {
int li = CustomData_get_layer_index_n(&bm->pdata, CD_MTEXPOLY, i);
CustomData_set_layer_name(&bm->ldata, CD_MLOOPUV, i, bm->pdata.layers[li].name);
}
}
/* -------------------------------------------------------------------- */
/* Shape Key */
int tot_shape_keys = me->key ? BLI_listbase_count(&me->key->block) : 0;
if (is_new == false) {
tot_shape_keys = min_ii(tot_shape_keys, CustomData_number_of_layers(&bm->vdata, CD_SHAPEKEY));
}
const float (**shape_key_table)[3] = tot_shape_keys ? BLI_array_alloca(shape_key_table, tot_shape_keys) : NULL;
if ((params->active_shapekey != 0) && (me->key != NULL)) {
actkey = BLI_findlink(&me->key->block, params->active_shapekey - 1);
}
else {
actkey = NULL;
}
if (is_new) {
if (tot_shape_keys || params->add_key_index) {
CustomData_add_layer(&bm->vdata, CD_SHAPE_KEYINDEX, CD_ASSIGN, NULL, 0);
}
}
if (tot_shape_keys) {
if (is_new) {
/* check if we need to generate unique ids for the shapekeys.
* this also exists in the file reading code, but is here for
* a sanity check */
if (!me->key->uidgen) {
fprintf(stderr,
"%s had to generate shape key uid's in a situation we shouldn't need to! "
"(bmesh internal error)\n",
__func__);
me->key->uidgen = 1;
for (block = me->key->block.first; block; block = block->next) {
block->uid = me->key->uidgen++;
}
}
}
if (actkey && actkey->totelem == me->totvert) {
keyco = params->use_shapekey ? actkey->data : NULL;
if (is_new) {
bm->shapenr = params->active_shapekey;
}
}
for (i = 0, block = me->key->block.first; i < tot_shape_keys; block = block->next, i++) {
if (is_new) {
CustomData_add_layer_named(&bm->vdata, CD_SHAPEKEY,
CD_ASSIGN, NULL, 0, block->name);
int j = CustomData_get_layer_index_n(&bm->vdata, CD_SHAPEKEY, i);
bm->vdata.layers[j].uid = block->uid;
}
shape_key_table[i] = (const float (*)[3])block->data;
}
}
if (is_new) {
CustomData_bmesh_init_pool(&bm->vdata, me->totvert, BM_VERT);
CustomData_bmesh_init_pool(&bm->edata, me->totedge, BM_EDGE);
CustomData_bmesh_init_pool(&bm->ldata, me->totloop, BM_LOOP);
CustomData_bmesh_init_pool(&bm->pdata, me->totpoly, BM_FACE);
BM_mesh_cd_flag_apply(bm, me->cd_flag);
}
const int cd_vert_bweight_offset = CustomData_get_offset(&bm->vdata, CD_BWEIGHT);
const int cd_edge_bweight_offset = CustomData_get_offset(&bm->edata, CD_BWEIGHT);
const int cd_edge_crease_offset = CustomData_get_offset(&bm->edata, CD_CREASE);
const int cd_shape_key_offset = me->key ? CustomData_get_offset(&bm->vdata, CD_SHAPEKEY) : -1;
const int cd_shape_keyindex_offset = is_new && (tot_shape_keys || params->add_key_index) ?
CustomData_get_offset(&bm->vdata, CD_SHAPE_KEYINDEX) : -1;
vtable = MEM_mallocN(sizeof(BMVert **) * me->totvert, __func__);
for (i = 0, mvert = me->mvert; i < me->totvert; i++, mvert++) {
v = vtable[i] = BM_vert_create(bm, keyco ? keyco[i] : mvert->co, NULL, BM_CREATE_SKIP_CD);
BM_elem_index_set(v, i); /* set_ok */
/* transfer flag */
v->head.hflag = BM_vert_flag_from_mflag(mvert->flag & ~SELECT);
/* this is necessary for selection counts to work properly */
if (mvert->flag & SELECT) {
BM_vert_select_set(bm, v, true);
}
normal_short_to_float_v3(v->no, mvert->no);
/* Copy Custom Data */
CustomData_to_bmesh_block(&me->vdata, &bm->vdata, i, &v->head.data, true);
if (cd_vert_bweight_offset != -1) BM_ELEM_CD_SET_FLOAT(v, cd_vert_bweight_offset, (float)mvert->bweight / 255.0f);
/* set shape key original index */
if (cd_shape_keyindex_offset != -1) BM_ELEM_CD_SET_INT(v, cd_shape_keyindex_offset, i);
/* set shapekey data */
if (tot_shape_keys) {
float (*co_dst)[3] = BM_ELEM_CD_GET_VOID_P(v, cd_shape_key_offset);
for (int j = 0; j < tot_shape_keys; j++, co_dst++) {
copy_v3_v3(*co_dst, shape_key_table[j][i]);
}
}
}
if (is_new) {
bm->elem_index_dirty &= ~BM_VERT; /* added in order, clear dirty flag */
}
etable = MEM_mallocN(sizeof(BMEdge **) * me->totedge, __func__);
medge = me->medge;
for (i = 0; i < me->totedge; i++, medge++) {
e = etable[i] = BM_edge_create(bm, vtable[medge->v1], vtable[medge->v2], NULL, BM_CREATE_SKIP_CD);
BM_elem_index_set(e, i); /* set_ok */
/* transfer flags */
e->head.hflag = BM_edge_flag_from_mflag(medge->flag & ~SELECT);
/* this is necessary for selection counts to work properly */
if (medge->flag & SELECT) {
BM_edge_select_set(bm, e, true);
}
/* Copy Custom Data */
CustomData_to_bmesh_block(&me->edata, &bm->edata, i, &e->head.data, true);
if (cd_edge_bweight_offset != -1) BM_ELEM_CD_SET_FLOAT(e, cd_edge_bweight_offset, (float)medge->bweight / 255.0f);
if (cd_edge_crease_offset != -1) BM_ELEM_CD_SET_FLOAT(e, cd_edge_crease_offset, (float)medge->crease / 255.0f);
}
if (is_new) {
bm->elem_index_dirty &= ~BM_EDGE; /* added in order, clear dirty flag */
}
/* only needed for selection. */
if (me->mselect && me->totselect != 0) {
ftable = MEM_mallocN(sizeof(BMFace **) * me->totpoly, __func__);
}
mloop = me->mloop;
mp = me->mpoly;
for (i = 0, totloops = 0; i < me->totpoly; i++, mp++) {
BMLoop *l_iter;
BMLoop *l_first;
f = bm_face_create_from_mpoly(mp, mloop + mp->loopstart,
bm, vtable, etable);
if (ftable != NULL) {
ftable[i] = f;
}
if (UNLIKELY(f == NULL)) {
printf("%s: Warning! Bad face in mesh"
" \"%s\" at index %d!, skipping\n",
__func__, me->id.name + 2, i);
continue;
}
/* don't use 'i' since we may have skipped the face */
BM_elem_index_set(f, bm->totface - 1); /* set_ok */
/* transfer flag */
f->head.hflag = BM_face_flag_from_mflag(mp->flag & ~ME_FACE_SEL);
/* this is necessary for selection counts to work properly */
if (mp->flag & ME_FACE_SEL) {
BM_face_select_set(bm, f, true);
}
f->mat_nr = mp->mat_nr;
if (i == me->act_face) bm->act_face = f;
int j = mp->loopstart;
l_iter = l_first = BM_FACE_FIRST_LOOP(f);
do {
/* don't use 'j' since we may have skipped some faces, hence some loops. */
BM_elem_index_set(l_iter, totloops++); /* set_ok */
/* Save index of correspsonding MLoop */
CustomData_to_bmesh_block(&me->ldata, &bm->ldata, j++, &l_iter->head.data, true);
} while ((l_iter = l_iter->next) != l_first);
/* Copy Custom Data */
CustomData_to_bmesh_block(&me->pdata, &bm->pdata, i, &f->head.data, true);
if (params->calc_face_normal) {
BM_face_normal_update(f);
}
}
if (is_new) {
bm->elem_index_dirty &= ~(BM_FACE | BM_LOOP); /* added in order, clear dirty flag */
}
/* -------------------------------------------------------------------- */
/* MSelect clears the array elements (avoid adding multiple times).
*
* Take care to keep this last and not use (v/e/ftable) after this.
*/
if (me->mselect && me->totselect != 0) {
MSelect *msel;
for (i = 0, msel = me->mselect; i < me->totselect; i++, msel++) {
BMElem **ele_p;
switch (msel->type) {
case ME_VSEL:
ele_p = (BMElem **)&vtable[msel->index];
break;
case ME_ESEL:
ele_p = (BMElem **)&etable[msel->index];
break;
case ME_FSEL:
ele_p = (BMElem **)&ftable[msel->index];
break;
default:
continue;
}
if (*ele_p != NULL) {
BM_select_history_store_notest(bm, *ele_p);
*ele_p = NULL;
}
}
}
else {
BM_select_history_clear(bm);
}
MEM_freeN(vtable);
MEM_freeN(etable);
if (ftable) {
MEM_freeN(ftable);
}
}
/*move the EditMesh conversion functions to editmesh_tools.c*/
BME_Mesh *BME_editmesh_to_bmesh(EditMesh *em) {
BME_Mesh *bm;
int allocsize[4] = {512,512,2048,512}, numTex, numCol;
BME_Vert *v1, *v2;
BME_Edge *e, *edar[4];
BME_Poly *f;
EditVert *eve;
EditEdge *eed;
EditFace *efa;
int len;
bm = BME_make_mesh(allocsize);
/*copy custom data layout*/
CustomData_copy(&em->vdata, &bm->vdata, CD_MASK_BMESH, CD_CALLOC, 0);
CustomData_copy(&em->edata, &bm->edata, CD_MASK_BMESH, CD_CALLOC, 0);
CustomData_copy(&em->fdata, &bm->pdata, CD_MASK_BMESH, CD_CALLOC, 0);
/*copy face corner data*/
CustomData_to_bmeshpoly(&em->fdata, &bm->pdata, &bm->ldata);
/*initialize memory pools*/
CustomData_bmesh_init_pool(&bm->vdata, allocsize[0]);
CustomData_bmesh_init_pool(&bm->edata, allocsize[1]);
CustomData_bmesh_init_pool(&bm->ldata, allocsize[2]);
CustomData_bmesh_init_pool(&bm->pdata, allocsize[3]);
/*needed later*/
numTex = CustomData_number_of_layers(&bm->pdata, CD_MTEXPOLY);
numCol = CustomData_number_of_layers(&bm->ldata, CD_MLOOPCOL);
BME_model_begin(bm);
/*add verts*/
eve= em->verts.first;
while(eve) {
v1 = BME_MV(bm,eve->co);
VECCOPY(v1->no,eve->no);
v1->flag = eve->f;
v1->h = eve->h;
v1->bweight = eve->bweight;
/*Copy Custom Data*/
CustomData_bmesh_copy_data(&em->vdata, &bm->vdata, eve->data, &v1->data);
eve->tmp.v = (EditVert*)v1;
eve = eve->next;
}
/*add edges*/
eed= em->edges.first;
while(eed) {
v1 = (BME_Vert*)eed->v1->tmp.v;
v2 = (BME_Vert*)eed->v2->tmp.v;
e = BME_ME(bm, v1, v2);
e->crease = eed->crease;
e->bweight = eed->bweight;
e->flag = eed->f & SELECT;
if(eed->sharp) e->flag |= ME_SHARP;
if(eed->seam) e->flag |= ME_SEAM;
//XXX if(eed->h & EM_FGON) e->flag |= ME_FGON;
if(eed->h & 1) e->flag |= ME_HIDE;
eed->tmp.e = (EditEdge*)e;
CustomData_bmesh_copy_data(&em->edata, &bm->edata, eed->data, &e->data);
eed = eed->next;
}
/*add faces.*/
efa= em->faces.first;
while(efa) {
if(efa->v4) len = 4;
else len = 3;
edar[0] = (BME_Edge*)efa->e1->tmp.e;
edar[1] = (BME_Edge*)efa->e2->tmp.e;
edar[2] = (BME_Edge*)efa->e3->tmp.e;
if(len == 4){
edar[3] = (BME_Edge*)efa->e4->tmp.e;
}
/*find v1 and v2*/
v1 = (BME_Vert*)efa->v1->tmp.v;
v2 = (BME_Vert*)efa->v2->tmp.v;
f = BME_MF(bm,v1,v2,edar,len);
f->mat_nr = efa->mat_nr;
f->flag = efa->flag;
if(efa->h) {
f->flag |= ME_HIDE;
f->flag &= ~ME_FACE_SEL;
}
else {
if(efa->f & 1) f->flag |= ME_FACE_SEL;
else f->flag &= ~ME_FACE_SEL;
}
CustomData_bmesh_copy_data(&em->fdata, &bm->pdata, efa->data, &f->data);
BME_corners_to_loops(bm, &em->fdata, efa->data, f,numCol,numTex);
efa = efa->next;
}
BME_model_end(bm);
return bm;
}
/* This is a Mesh-based copy of DM_to_mesh() */
void BKE_mesh_nomain_to_mesh(Mesh *mesh_src,
Mesh *mesh_dst,
Object *ob,
const CustomData_MeshMasks *mask,
bool take_ownership)
{
/* mesh_src might depend on mesh_dst, so we need to do everything with a local copy */
/* TODO(Sybren): the above claim came from DM_to_mesh();
* check whether it is still true with Mesh */
Mesh tmp = *mesh_dst;
int totvert, totedge /*, totface */ /* UNUSED */, totloop, totpoly;
int did_shapekeys = 0;
eCDAllocType alloctype = CD_DUPLICATE;
if (take_ownership /* && dm->type == DM_TYPE_CDDM && dm->needsFree */) {
bool has_any_referenced_layers = CustomData_has_referenced(&mesh_src->vdata) ||
CustomData_has_referenced(&mesh_src->edata) ||
CustomData_has_referenced(&mesh_src->ldata) ||
CustomData_has_referenced(&mesh_src->fdata) ||
CustomData_has_referenced(&mesh_src->pdata);
if (!has_any_referenced_layers) {
alloctype = CD_ASSIGN;
}
}
CustomData_reset(&tmp.vdata);
CustomData_reset(&tmp.edata);
CustomData_reset(&tmp.fdata);
CustomData_reset(&tmp.ldata);
CustomData_reset(&tmp.pdata);
BKE_mesh_ensure_normals(mesh_src);
totvert = tmp.totvert = mesh_src->totvert;
totedge = tmp.totedge = mesh_src->totedge;
totloop = tmp.totloop = mesh_src->totloop;
totpoly = tmp.totpoly = mesh_src->totpoly;
tmp.totface = 0;
CustomData_copy(&mesh_src->vdata, &tmp.vdata, mask->vmask, alloctype, totvert);
CustomData_copy(&mesh_src->edata, &tmp.edata, mask->emask, alloctype, totedge);
CustomData_copy(&mesh_src->ldata, &tmp.ldata, mask->lmask, alloctype, totloop);
CustomData_copy(&mesh_src->pdata, &tmp.pdata, mask->pmask, alloctype, totpoly);
tmp.cd_flag = mesh_src->cd_flag;
tmp.runtime.deformed_only = mesh_src->runtime.deformed_only;
if (CustomData_has_layer(&mesh_src->vdata, CD_SHAPEKEY)) {
KeyBlock *kb;
int uid;
if (ob) {
kb = BLI_findlink(&mesh_dst->key->block, ob->shapenr - 1);
if (kb) {
uid = kb->uid;
}
else {
CLOG_ERROR(&LOG, "could not find active shapekey %d!", ob->shapenr - 1);
uid = INT_MAX;
}
}
else {
/* if no object, set to INT_MAX so we don't mess up any shapekey layers */
uid = INT_MAX;
}
shapekey_layers_to_keyblocks(mesh_src, mesh_dst, uid);
did_shapekeys = 1;
}
/* copy texture space */
if (ob) {
BKE_mesh_texspace_copy_from_object(&tmp, ob);
}
/* not all DerivedMeshes store their verts/edges/faces in CustomData, so
* we set them here in case they are missing */
/* TODO(Sybren): we could probably replace CD_ASSIGN with alloctype and
* always directly pass mesh_src->mxxx, instead of using a ternary operator. */
if (!CustomData_has_layer(&tmp.vdata, CD_MVERT)) {
CustomData_add_layer(&tmp.vdata,
CD_MVERT,
CD_ASSIGN,
(alloctype == CD_ASSIGN) ? mesh_src->mvert :
MEM_dupallocN(mesh_src->mvert),
totvert);
}
if (!CustomData_has_layer(&tmp.edata, CD_MEDGE)) {
CustomData_add_layer(&tmp.edata,
CD_MEDGE,
CD_ASSIGN,
(alloctype == CD_ASSIGN) ? mesh_src->medge :
MEM_dupallocN(mesh_src->medge),
totedge);
}
if (!CustomData_has_layer(&tmp.pdata, CD_MPOLY)) {
/* TODO(Sybren): assignment to tmp.mxxx is probably not necessary due to the
* BKE_mesh_update_customdata_pointers() call below. */
tmp.mloop = (alloctype == CD_ASSIGN) ? mesh_src->mloop : MEM_dupallocN(mesh_src->mloop);
tmp.mpoly = (alloctype == CD_ASSIGN) ? mesh_src->mpoly : MEM_dupallocN(mesh_src->mpoly);
CustomData_add_layer(&tmp.ldata, CD_MLOOP, CD_ASSIGN, tmp.mloop, tmp.totloop);
CustomData_add_layer(&tmp.pdata, CD_MPOLY, CD_ASSIGN, tmp.mpoly, tmp.totpoly);
}
/* object had got displacement layer, should copy this layer to save sculpted data */
/* NOTE: maybe some other layers should be copied? nazgul */
if (CustomData_has_layer(&mesh_dst->ldata, CD_MDISPS)) {
if (totloop == mesh_dst->totloop) {
MDisps *mdisps = CustomData_get_layer(&mesh_dst->ldata, CD_MDISPS);
CustomData_add_layer(&tmp.ldata, CD_MDISPS, alloctype, mdisps, totloop);
}
}
/* yes, must be before _and_ after tessellate */
BKE_mesh_update_customdata_pointers(&tmp, false);
/* since 2.65 caller must do! */
// BKE_mesh_tessface_calc(&tmp);
CustomData_free(&mesh_dst->vdata, mesh_dst->totvert);
CustomData_free(&mesh_dst->edata, mesh_dst->totedge);
CustomData_free(&mesh_dst->fdata, mesh_dst->totface);
CustomData_free(&mesh_dst->ldata, mesh_dst->totloop);
CustomData_free(&mesh_dst->pdata, mesh_dst->totpoly);
/* ok, this should now use new CD shapekey data,
* which should be fed through the modifier
* stack */
if (tmp.totvert != mesh_dst->totvert && !did_shapekeys && mesh_dst->key) {
CLOG_ERROR(&LOG, "YEEK! this should be recoded! Shape key loss!: ID '%s'", tmp.id.name);
if (tmp.key && !(tmp.id.tag & LIB_TAG_NO_MAIN)) {
id_us_min(&tmp.key->id);
}
tmp.key = NULL;
}
/* Clear selection history */
MEM_SAFE_FREE(tmp.mselect);
tmp.totselect = 0;
BLI_assert(ELEM(tmp.bb, NULL, mesh_dst->bb));
if (mesh_dst->bb) {
MEM_freeN(mesh_dst->bb);
tmp.bb = NULL;
}
/* skip the listbase */
MEMCPY_STRUCT_AFTER(mesh_dst, &tmp, id.prev);
if (take_ownership) {
if (alloctype == CD_ASSIGN) {
CustomData_free_typemask(&mesh_src->vdata, mesh_src->totvert, ~mask->vmask);
CustomData_free_typemask(&mesh_src->edata, mesh_src->totedge, ~mask->emask);
CustomData_free_typemask(&mesh_src->ldata, mesh_src->totloop, ~mask->lmask);
CustomData_free_typemask(&mesh_src->pdata, mesh_src->totpoly, ~mask->pmask);
}
BKE_id_free(NULL, mesh_src);
}
}
