diff options
Diffstat (limited to 'source/blender/blenkernel/intern/BME_conversions.c')
| -rw-r--r-- | source/blender/blenkernel/intern/BME_conversions.c | 646 |
1 files changed, 646 insertions, 0 deletions
diff --git a/source/blender/blenkernel/intern/BME_conversions.c b/source/blender/blenkernel/intern/BME_conversions.c new file mode 100644 index 00000000000..2129042bdc2 --- /dev/null +++ b/source/blender/blenkernel/intern/BME_conversions.c @@ -0,0 +1,646 @@ +/** + * BME_mesh.c jan 2007 + * + * BMesh mesh level functions. + * + * $Id: BME_eulers.c,v 1.00 2007/01/17 17:42:01 Briggs Exp $ + * + * ***** BEGIN GPL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * about this. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2007 Blender Foundation. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): Geoffrey Bantle, Levi Schooley. + * + * ***** END GPL LICENSE BLOCK ***** + */ + +#include "MEM_guardedalloc.h" +#include "BKE_customdata.h" + +#include "DNA_listBase.h" +#include "DNA_meshdata_types.h" +#include "DNA_object_types.h" +#include "DNA_scene_types.h" + +#include "BKE_utildefines.h" +#include "BKE_mesh.h" +#include "BKE_bmesh.h" +#include "BKE_global.h" +#include "BKE_DerivedMesh.h" +#include "BKE_cdderivedmesh.h" + +#include "BLI_blenlib.h" +#include "BLI_editVert.h" +#include "BLI_edgehash.h" +//XXX #include "BIF_editmesh.h" +//XXX #include "editmesh.h" +#include "bmesh_private.h" + +//XXX #include "BSE_edit.h" + +/*merge these functions*/ +static void BME_DMcorners_to_loops(BME_Mesh *bm, CustomData *facedata, int index, BME_Poly *f, int numCol, int numTex){ + int i, j; + BME_Loop *l; + MTFace *texface; + MTexPoly *texpoly; + MCol *mcol; + MLoopCol *mloopcol; + MLoopUV *mloopuv; + + for(i=0; i< numTex; i++){ + texface = CustomData_get_layer_n(facedata, CD_MTFACE, i); + texpoly = CustomData_bmesh_get_n(&bm->pdata, f->data, CD_MTEXPOLY, i); + + texpoly->tpage = texface[index].tpage; + texpoly->flag = texface[index].flag; + texpoly->transp = texface[index].transp; + texpoly->mode = texface[index].mode; + texpoly->tile = texface[index].tile; + texpoly->unwrap = texface[index].unwrap; + + j = 0; + l = f->loopbase; + do{ + mloopuv = CustomData_bmesh_get_n(&bm->ldata, l->data, CD_MLOOPUV, i); + mloopuv->uv[0] = texface[index].uv[j][0]; + mloopuv->uv[1] = texface[index].uv[j][1]; + j++; + l = l->next; + }while(l!=f->loopbase); + } + + for(i=0; i < numCol; i++){ + mcol = CustomData_get_layer_n(facedata, CD_MCOL, i); + j = 0; + l = f->loopbase; + do{ + mloopcol = CustomData_bmesh_get_n(&bm->ldata, l->data, CD_MLOOPCOL, i); + mloopcol->r = mcol[(index*4)+j].r; + mloopcol->g = mcol[(index*4)+j].g; + mloopcol->b = mcol[(index*4)+j].b; + mloopcol->a = mcol[(index*4)+j].a; + j++; + l = l->next; + }while(l!=f->loopbase); + } +} + +static void BME_DMloops_to_corners(BME_Mesh *bm, CustomData *facedata, int index, BME_Poly *f,int numCol, int numTex){ + int i, j; + BME_Loop *l; + MTFace *texface; + MTexPoly *texpoly; + MCol *mcol; + MLoopCol *mloopcol; + MLoopUV *mloopuv; + + for(i=0; i < numTex; i++){ + texface = CustomData_get_layer_n(facedata, CD_MTFACE, i); + texpoly = CustomData_bmesh_get_n(&bm->pdata, f->data, CD_MTEXPOLY, i); + + texface[index].tpage = texpoly->tpage; + texface[index].flag = texpoly->flag; + texface[index].transp = texpoly->transp; + texface[index].mode = texpoly->mode; + texface[index].tile = texpoly->tile; + texface[index].unwrap = texpoly->unwrap; + + j = 0; + l = f->loopbase; + do{ + mloopuv = CustomData_bmesh_get_n(&bm->ldata, l->data, CD_MLOOPUV, i); + texface[index].uv[j][0] = mloopuv->uv[0]; + texface[index].uv[j][1] = mloopuv->uv[1]; + j++; + l = l->next; + }while(l!=f->loopbase); + + } + for(i=0; i < numCol; i++){ + mcol = CustomData_get_layer_n(facedata,CD_MCOL, i); + j = 0; + l = f->loopbase; + do{ + mloopcol = CustomData_bmesh_get_n(&bm->ldata, l->data, CD_MLOOPCOL, i); + mcol[(index*4) + j].r = mloopcol->r; + mcol[(index*4) + j].g = mloopcol->g; + mcol[(index*4) + j].b = mloopcol->b; + mcol[(index*4) + j].a = mloopcol->a; + j++; + l = l->next; + }while(l!=f->loopbase); + } +} + + +static void BME_corners_to_loops(BME_Mesh *bm, CustomData *facedata, void *face_block, BME_Poly *f,int numCol, int numTex){ + int i, j; + BME_Loop *l; + MTFace *texface; + MTexPoly *texpoly; + MCol *mcol; + MLoopCol *mloopcol; + MLoopUV *mloopuv; + + for(i=0; i < numTex; i++){ + texface = CustomData_em_get_n(facedata, face_block, CD_MTFACE, i); + texpoly = CustomData_bmesh_get_n(&bm->pdata, f->data, CD_MTEXPOLY, i); + + texpoly->tpage = texface->tpage; + texpoly->flag = texface->flag; + texpoly->transp = texface->transp; + texpoly->mode = texface->mode; + texpoly->tile = texface->tile; + texpoly->unwrap = texface->unwrap; + + j = 0; + l = f->loopbase; + do{ + mloopuv = CustomData_bmesh_get_n(&bm->ldata, l->data, CD_MLOOPUV, i); + mloopuv->uv[0] = texface->uv[j][0]; + mloopuv->uv[1] = texface->uv[j][1]; + j++; + l = l->next; + }while(l!=f->loopbase); + + } + for(i=0; i < numCol; i++){ + mcol = CustomData_em_get_n(facedata, face_block, CD_MCOL, i); + j = 0; + l = f->loopbase; + do{ + mloopcol = CustomData_bmesh_get_n(&bm->ldata, l->data, CD_MLOOPCOL, i); + mloopcol->r = mcol[j].r; + mloopcol->g = mcol[j].g; + mloopcol->b = mcol[j].b; + mloopcol->a = mcol[j].a; + j++; + l = l->next; + }while(l!=f->loopbase); + } +} + +static void BME_loops_to_corners(BME_Mesh *bm, CustomData *facedata, void *face_block, BME_Poly *f,int numCol, int numTex){ + int i, j; + BME_Loop *l; + MTFace *texface; + MTexPoly *texpoly; + MCol *mcol; + MLoopCol *mloopcol; + MLoopUV *mloopuv; + + for(i=0; i < numTex; i++){ + texface = CustomData_em_get_n(facedata, face_block, CD_MTFACE, i); + texpoly = CustomData_bmesh_get_n(&bm->pdata, f->data, CD_MTEXPOLY, i); + + texface->tpage = texpoly->tpage; + texface->flag = texpoly->flag; + texface->transp = texpoly->transp; + texface->mode = texpoly->mode; + texface->tile = texpoly->tile; + texface->unwrap = texpoly->unwrap; + + j = 0; + l = f->loopbase; + do{ + mloopuv = CustomData_bmesh_get_n(&bm->ldata, l->data, CD_MLOOPUV, i); + texface->uv[j][0] = mloopuv->uv[0]; + texface->uv[j][1] = mloopuv->uv[1]; + j++; + l = l->next; + }while(l!=f->loopbase); + + } + for(i=0; i < numCol; i++){ + mcol = CustomData_em_get_n(facedata, face_block, CD_MCOL, i); + j = 0; + l = f->loopbase; + do{ + mloopcol = CustomData_bmesh_get_n(&bm->ldata, l->data, CD_MLOOPCOL, i); + mcol[j].r = mloopcol->r; + mcol[j].g = mloopcol->g; + mcol[j].b = mloopcol->b; + mcol[j].a = mloopcol->a; + j++; + l = l->next; + }while(l!=f->loopbase); + } +} +/*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; +} +/* adds the geometry in the bmesh to G.editMesh (does not free G.editMesh) + * if td != NULL, the transdata will be mapped to the EditVert's co */ +EditMesh *BME_bmesh_to_editmesh(BME_Mesh *bm, BME_TransData_Head *td) { + BME_Vert *v1; + BME_Edge *e; + BME_Poly *f; + + BME_TransData *vtd; + + EditMesh *em; + EditVert *eve1, *eve2, *eve3, *eve4, **evlist; + EditEdge *eed; + EditFace *efa; + + int totvert, len, i, numTex, numCol; + + em = G.editMesh; + + if (em == NULL) return NULL; + + + 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(G.scene->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; + 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); + + //XXX countall(); + + return em; +} + +/* 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; +} + +DerivedMesh *BME_bmesh_to_derivedmesh(BME_Mesh *bm, DerivedMesh *dm) +{ + MFace *mface, *mf; + MEdge *medge, *me; + MVert *mvert, *mv; + int totface,totedge,totvert,i,bmeshok,len, numTex, numCol; + + BME_Vert *v1=NULL; + BME_Edge *e=NULL, *oe=NULL; + BME_Poly *f=NULL; + + DerivedMesh *result; + EdgeHash *edge_hash = BLI_edgehash_new(); + + totvert = BLI_countlist(&(bm->verts)); + totedge = 0; + + /*we cannot have double edges in a derived mesh!*/ + for(i=0, v1=bm->verts.first; v1; v1=v1->next, i++) v1->tflag1 = i; + for(e=bm->edges.first; e; e=e->next){ + oe = BLI_edgehash_lookup(edge_hash,e->v1->tflag1, e->v2->tflag1); + if(!oe){ + totedge++; + BLI_edgehash_insert(edge_hash,e->v1->tflag1,e->v2->tflag1,e); + e->tflag2 = 1; + } + else{ + e->tflag2 = 0; + } + } + + /*count quads and tris*/ + totface = 0; + bmeshok = 1; + for(f=bm->polys.first;f;f=f->next){ + len = BME_cycle_length(f->loopbase); + if(len == 3 || len == 4) totface++; + } + + /*convert back to mesh*/ + result = CDDM_from_template(dm,totvert,totedge,totface); + CustomData_merge(&bm->vdata, &result->vertData, CD_MASK_BMESH, CD_CALLOC, totvert); + CustomData_merge(&bm->edata, &result->edgeData, CD_MASK_BMESH, CD_CALLOC, totedge); + CustomData_merge(&bm->pdata, &result->faceData, CD_MASK_BMESH, CD_CALLOC, totface); + CustomData_from_bmeshpoly(&result->faceData, &bm->pdata, &bm->ldata,totface); + numTex = CustomData_number_of_layers(&bm->pdata, CD_MTEXPOLY); + numCol = CustomData_number_of_layers(&bm->ldata, CD_MLOOPCOL); + + + /*Make Verts*/ + mvert = CDDM_get_verts(result); + for(i=0,v1=bm->verts.first,mv=mvert;v1;v1=v1->next,i++,mv++){ + VECCOPY(mv->co,v1->co); + mv->flag = (unsigned char)v1->flag; + mv->bweight = (char)(255.0*v1->bweight); + CustomData_from_bmesh_block(&bm->vdata, &result->vertData, &v1->data, i); + } + medge = CDDM_get_edges(result); + i=0; + for(e=bm->edges.first,me=medge;e;e=e->next){ + if(e->tflag2){ + if(e->v1->tflag1 < e->v2->tflag1){ + me->v1 = e->v1->tflag1; + me->v2 = e->v2->tflag1; + } + else{ + me->v1 = e->v2->tflag1; + me->v2 = e->v1->tflag1; + } + + me->crease = (char)(255.0*e->crease); + me->bweight = (char)(255.0*e->bweight); + me->flag = e->flag; + CustomData_from_bmesh_block(&bm->edata, &result->edgeData, &e->data, i); + me++; + i++; + } + } + if(totface){ + mface = CDDM_get_faces(result); + /*make faces*/ + for(i=0,f=bm->polys.first;f;f=f->next){ + mf = &mface[i]; + len = BME_cycle_length(f->loopbase); + if(len==3 || len==4){ + mf->v1 = f->loopbase->v->tflag1; + mf->v2 = f->loopbase->next->v->tflag1; + mf->v3 = f->loopbase->next->next->v->tflag1; + if(len == 4){ + mf->v4 = f->loopbase->prev->v->tflag1; + } + /* test and rotate indexes if necessary so that verts 3 and 4 aren't index 0 */ + if(mf->v3 == 0 || (len == 4 && mf->v4 == 0)){ + test_index_face(mf, NULL, i, len); + } + mf->mat_nr = (unsigned char)f->mat_nr; + mf->flag = (unsigned char)f->flag; + CustomData_from_bmesh_block(&bm->pdata, &result->faceData, &f->data, i); + BME_DMloops_to_corners(bm, &result->faceData, i, f,numCol,numTex); + i++; + } + } + } + BLI_edgehash_free(edge_hash, NULL); + return result; +} |