diff options
Diffstat (limited to 'source/blender/editors/mesh/meshtools.c')
| -rw-r--r-- | source/blender/editors/mesh/meshtools.c | 458 |
1 files changed, 244 insertions, 214 deletions
diff --git a/source/blender/editors/mesh/meshtools.c b/source/blender/editors/mesh/meshtools.c index b26989113d4..c900373a59c 100644 --- a/source/blender/editors/mesh/meshtools.c +++ b/source/blender/editors/mesh/meshtools.c @@ -57,6 +57,7 @@ #include "BKE_main.h" #include "BKE_mesh.h" #include "BKE_material.h" +#include "BKE_object.h" #include "BKE_report.h" #include "BKE_editmesh.h" #include "BKE_multires.h" @@ -75,26 +76,216 @@ /* join selected meshes into the active mesh, context sensitive * return 0 if no join is made (error) and 1 if the join is done */ +static void join_mesh_single( + Main *bmain, Scene *scene, + Object *ob_dst, Object *ob_src, float imat[4][4], + MVert **mvert_pp, MEdge **medge_pp, MLoop **mloop_pp, MPoly **mpoly_pp, + CustomData *vdata, CustomData *edata, CustomData *ldata, CustomData *pdata, + int totvert, int totedge, int totloop, int totpoly, + Key *key, Key *nkey, + Material **matar, int *matmap, int totcol, + int *vertofs, int *edgeofs, int *loopofs, int *polyofs) +{ + int a, b; + + Mesh *me = ob_src->data; + MVert *mvert = *mvert_pp; + MEdge *medge = *medge_pp; + MLoop *mloop = *mloop_pp; + MPoly *mpoly = *mpoly_pp; + + if (me->totvert) { + /* merge customdata flag */ + ((Mesh *)ob_dst->data)->cd_flag |= me->cd_flag; + + /* standard data */ + CustomData_merge(&me->vdata, vdata, CD_MASK_MESH, CD_DEFAULT, totvert); + CustomData_copy_data_named(&me->vdata, vdata, 0, *vertofs, me->totvert); + + /* vertex groups */ + MDeformVert *dvert = CustomData_get(vdata, *vertofs, CD_MDEFORMVERT); + MDeformVert *dvert_src = CustomData_get(&me->vdata, 0, CD_MDEFORMVERT); + + /* Remap to correct new vgroup indices, if needed. */ + if (dvert_src) { + BLI_assert(dvert != NULL); + + /* Build src to merged mapping of vgroup indices. */ + bDeformGroup *dg_src; + int *vgroup_index_map = alloca(sizeof(*vgroup_index_map) * BLI_listbase_count(&ob_src->defbase)); + bool is_vgroup_remap_needed = false; + + for (dg_src = ob_src->defbase.first, b = 0; dg_src; dg_src = dg_src->next, b++) { + vgroup_index_map[b] = defgroup_name_index(ob_dst, dg_src->name); + is_vgroup_remap_needed = is_vgroup_remap_needed || (vgroup_index_map[b] != b); + } + + if (is_vgroup_remap_needed) { + for (a = 0; a < me->totvert; a++) { + for (b = 0; b < dvert[a].totweight; b++) { + dvert[a].dw[b].def_nr = vgroup_index_map[dvert_src[a].dw[b].def_nr]; + } + } + } + } + + /* if this is the object we're merging into, no need to do anything */ + if (ob_src != ob_dst) { + float cmat[4][4]; + + /* watch this: switch matmul order really goes wrong */ + mul_m4_m4m4(cmat, imat, ob_src->obmat); + + /* transform vertex coordinates into new space */ + for (a = 0, mvert = *mvert_pp; a < me->totvert; a++, mvert++) { + mul_m4_v3(cmat, mvert->co); + } + + /* for each shapekey in destination mesh: + * - if there's a matching one, copy it across (will need to transform vertices into new space...) + * - otherwise, just copy own coordinates of mesh (no need to transform vertex coordinates into new space) + */ + if (key) { + /* if this mesh has any shapekeys, check first, otherwise just copy coordinates */ + for (KeyBlock *kb = key->block.first; kb; kb = kb->next) { + /* get pointer to where to write data for this mesh in shapekey's data array */ + float (*cos)[3] = ((float (*)[3])kb->data) + *vertofs; + + /* check if this mesh has such a shapekey */ + KeyBlock *okb = me->key ? BKE_keyblock_find_name(me->key, kb->name) : NULL; + if (okb) { + /* copy this mesh's shapekey to the destination shapekey (need to transform first) */ + float (*ocos)[3] = okb->data; + for (a = 0; a < me->totvert; a++, cos++, ocos++) { + copy_v3_v3(*cos, *ocos); + mul_m4_v3(cmat, *cos); + } + } + else { + /* copy this mesh's vertex coordinates to the destination shapekey */ + for (a = 0, mvert = *mvert_pp; a < me->totvert; a++, cos++, mvert++) { + copy_v3_v3(*cos, mvert->co); + } + } + } + } + } + else { + /* for each shapekey in destination mesh: + * - if it was an 'original', copy the appropriate data from nkey + * - otherwise, copy across plain coordinates (no need to transform coordinates) + */ + if (key) { + for (KeyBlock *kb = key->block.first; kb; kb = kb->next) { + /* get pointer to where to write data for this mesh in shapekey's data array */ + float (*cos)[3] = ((float (*)[3])kb->data) + *vertofs; + + /* check if this was one of the original shapekeys */ + KeyBlock *okb = nkey ? BKE_keyblock_find_name(nkey, kb->name) : NULL; + if (okb) { + /* copy this mesh's shapekey to the destination shapekey */ + float (*ocos)[3] = okb->data; + for (a = 0; a < me->totvert; a++, cos++, ocos++) { + copy_v3_v3(*cos, *ocos); + } + } + else { + /* copy base-coordinates to the destination shapekey */ + for (a = 0, mvert = *mvert_pp; a < me->totvert; a++, cos++, mvert++) { + copy_v3_v3(*cos, mvert->co); + } + } + } + } + } + } + + if (me->totedge) { + CustomData_merge(&me->edata, edata, CD_MASK_MESH, CD_DEFAULT, totedge); + CustomData_copy_data_named(&me->edata, edata, 0, *edgeofs, me->totedge); + + for (a = 0; a < me->totedge; a++, medge++) { + medge->v1 += *vertofs; + medge->v2 += *vertofs; + } + } + + if (me->totloop) { + if (ob_src != ob_dst) { + MultiresModifierData *mmd; + + multiresModifier_prepare_join(scene, ob_src, ob_dst); + + if ((mmd = get_multires_modifier(scene, ob_src, true))) { + ED_object_iter_other(bmain, ob_src, true, + ED_object_multires_update_totlevels_cb, + &mmd->totlvl); + } + } + + CustomData_merge(&me->ldata, ldata, CD_MASK_MESH, CD_DEFAULT, totloop); + CustomData_copy_data_named(&me->ldata, ldata, 0, *loopofs, me->totloop); + + for (a = 0; a < me->totloop; a++, mloop++) { + mloop->v += *vertofs; + mloop->e += *edgeofs; + } + } + + if (me->totpoly) { + if (matmap) { + /* make mapping for materials */ + for (a = 1; a <= ob_src->totcol; a++) { + Material *ma = give_current_material(ob_src, a); + + for (b = 0; b < totcol; b++) { + if (ma == matar[b]) { + matmap[a - 1] = b; + break; + } + } + } + } + + CustomData_merge(&me->pdata, pdata, CD_MASK_MESH, CD_DEFAULT, totpoly); + CustomData_copy_data_named(&me->pdata, pdata, 0, *polyofs, me->totpoly); + + for (a = 0; a < me->totpoly; a++, mpoly++) { + mpoly->loopstart += *loopofs; + mpoly->mat_nr = matmap ? matmap[mpoly->mat_nr] : 0; + } + } + + /* these are used for relinking (cannot be set earlier, or else reattaching goes wrong) */ + *vertofs += me->totvert; + *mvert_pp += me->totvert; + *edgeofs += me->totedge; + *medge_pp += me->totedge; + *loopofs += me->totloop; + *mloop_pp += me->totloop; + *polyofs += me->totpoly; + *mpoly_pp += me->totpoly; +} + int join_mesh_exec(bContext *C, wmOperator *op) { Main *bmain = CTX_data_main(C); Scene *scene = CTX_data_scene(C); Object *ob = CTX_data_active_object(C); - Material **matar, *ma; + Material **matar = NULL, *ma; Mesh *me; - MVert *mvert, *mv; + MVert *mvert = NULL; MEdge *medge = NULL; MPoly *mpoly = NULL; MLoop *mloop = NULL; Key *key, *nkey = NULL; - KeyBlock *kb, *okb, *kbn; - float imat[4][4], cmat[4][4], *fp1, *fp2; + KeyBlock *kb, *kbn; + float imat[4][4]; int a, b, totcol, totmat = 0, totedge = 0, totvert = 0; int totloop = 0, totpoly = 0, vertofs, *matmap = NULL; - int i, j, index, haskey = 0, edgeofs, loopofs, polyofs; + int i, haskey = 0, edgeofs, loopofs, polyofs; bool ok = false; bDeformGroup *dg, *odg; - MDeformVert *dvert; CustomData vdata, edata, fdata, ldata, pdata; if (scene->obedit) { @@ -154,8 +345,10 @@ int join_mesh_exec(bContext *C, wmOperator *op) BKE_mesh_tessface_clear(me); /* new material indices and material array */ - matar = MEM_callocN(sizeof(void *) * totmat, "join_mesh matar"); - if (totmat) matmap = MEM_callocN(sizeof(int) * totmat, "join_mesh matmap"); + if (totmat) { + matar = MEM_callocN(sizeof(*matar) * totmat, "join_mesh matar"); + matmap = MEM_callocN(sizeof(*matmap) * totmat, "join_mesh matmap"); + } totcol = ob->totcol; /* obact materials in new main array, is nicer start! */ @@ -214,7 +407,9 @@ int join_mesh_exec(bContext *C, wmOperator *op) ma = give_current_material(base->object, a); for (b = 0; b < totcol; b++) { - if (ma == matar[b]) break; + if (ma == matar[b]) { + break; + } } if (b == totcol) { matar[b] = ma; @@ -223,8 +418,9 @@ int join_mesh_exec(bContext *C, wmOperator *op) } totcol++; } - if (totcol >= MAXMAT) + if (totcol >= MAXMAT) { break; + } } } @@ -252,15 +448,6 @@ int join_mesh_exec(bContext *C, wmOperator *op) /* adjust settings to fit (allocate a new data-array) */ kbn->data = MEM_callocN(sizeof(float) * 3 * totvert, "joined_shapekey"); kbn->totelem = totvert; - - /* XXX 2.5 Animato */ -#if 0 - /* also, copy corresponding ipo-curve to ipo-block if applicable */ - if (me->key->ipo && key->ipo) { - /* FIXME... this is a luxury item! */ - puts("FIXME: ignoring IPO's when joining shapekeys on Meshes for now..."); - } -#endif } kb_map[i] = kbn; @@ -301,187 +488,41 @@ int join_mesh_exec(bContext *C, wmOperator *op) /* inverse transform for all selected meshes in this object */ invert_m4_m4(imat, ob->obmat); - + + /* Add back active mesh first. This allows to keep things similar as they were, as much as possible (i.e. data from + * active mesh will remain first ones in new result of the merge, in same order for CD layers, etc. See also T50084. + */ + join_mesh_single( + bmain, scene, + ob, ob, imat, + &mvert, &medge, &mloop, &mpoly, + &vdata, &edata, &ldata, &pdata, + totvert, totedge, totloop, totpoly, + key, nkey, + matar, matmap, totcol, + &vertofs, &edgeofs, &loopofs, &polyofs); + CTX_DATA_BEGIN (C, Base *, base, selected_editable_bases) { + if (base->object == ob) { + continue; + } /* only join if this is a mesh */ if (base->object->type == OB_MESH) { - me = base->object->data; - - if (me->totvert) { - - /* merge customdata flag */ - ((Mesh *)ob->data)->cd_flag |= me->cd_flag; - - /* standard data */ - CustomData_merge(&me->vdata, &vdata, CD_MASK_MESH, CD_DEFAULT, totvert); - CustomData_copy_data_named(&me->vdata, &vdata, 0, vertofs, me->totvert); - - /* vertex groups */ - dvert = CustomData_get(&vdata, vertofs, CD_MDEFORMVERT); - - /* NB: vertex groups here are new version */ - if (dvert) { - for (i = 0; i < me->totvert; i++) { - for (j = 0; j < dvert[i].totweight; j++) { - /* Find the old vertex group */ - odg = BLI_findlink(&base->object->defbase, dvert[i].dw[j].def_nr); - if (odg) { - /* Search for a match in the new object, and set new index */ - for (dg = ob->defbase.first, index = 0; dg; dg = dg->next, index++) { - if (STREQ(dg->name, odg->name)) { - dvert[i].dw[j].def_nr = index; - break; - } - } - } - } - } - } - - /* if this is the object we're merging into, no need to do anything */ - if (base->object != ob) { - /* watch this: switch matmul order really goes wrong */ - mul_m4_m4m4(cmat, imat, base->object->obmat); - - /* transform vertex coordinates into new space */ - for (a = 0, mv = mvert; a < me->totvert; a++, mv++) { - mul_m4_v3(cmat, mv->co); - } - - /* for each shapekey in destination mesh: - * - if there's a matching one, copy it across (will need to transform vertices into new space...) - * - otherwise, just copy own coordinates of mesh (no need to transform vertex coordinates into new space) - */ - if (key) { - /* if this mesh has any shapekeys, check first, otherwise just copy coordinates */ - for (kb = key->block.first; kb; kb = kb->next) { - /* get pointer to where to write data for this mesh in shapekey's data array */ - fp1 = ((float *)kb->data) + (vertofs * 3); - - /* check if this mesh has such a shapekey */ - okb = me->key ? BKE_keyblock_find_name(me->key, kb->name) : NULL; - - if (okb) { - /* copy this mesh's shapekey to the destination shapekey (need to transform first) */ - fp2 = ((float *)(okb->data)); - for (a = 0; a < me->totvert; a++, fp1 += 3, fp2 += 3) { - copy_v3_v3(fp1, fp2); - mul_m4_v3(cmat, fp1); - } - } - else { - /* copy this mesh's vertex coordinates to the destination shapekey */ - mv = mvert; - for (a = 0; a < me->totvert; a++, fp1 += 3, mv++) { - copy_v3_v3(fp1, mv->co); - } - } - } - } - } - else { - /* for each shapekey in destination mesh: - * - if it was an 'original', copy the appropriate data from nkey - * - otherwise, copy across plain coordinates (no need to transform coordinates) - */ - if (key) { - for (kb = key->block.first; kb; kb = kb->next) { - /* get pointer to where to write data for this mesh in shapekey's data array */ - fp1 = ((float *)kb->data) + (vertofs * 3); - - /* check if this was one of the original shapekeys */ - okb = nkey ? BKE_keyblock_find_name(nkey, kb->name) : NULL; - if (okb) { - /* copy this mesh's shapekey to the destination shapekey */ - fp2 = ((float *)(okb->data)); - for (a = 0; a < me->totvert; a++, fp1 += 3, fp2 += 3) { - copy_v3_v3(fp1, fp2); - } - } - else { - /* copy base-coordinates to the destination shapekey */ - mv = mvert; - for (a = 0; a < me->totvert; a++, fp1 += 3, mv++) { - copy_v3_v3(fp1, mv->co); - } - } - } - } - } - - /* advance mvert pointer to end of base mesh's data */ - mvert += me->totvert; - } - - if (me->totedge) { - CustomData_merge(&me->edata, &edata, CD_MASK_MESH, CD_DEFAULT, totedge); - CustomData_copy_data_named(&me->edata, &edata, 0, edgeofs, me->totedge); - - for (a = 0; a < me->totedge; a++, medge++) { - medge->v1 += vertofs; - medge->v2 += vertofs; - } - } - - if (me->totloop) { - if (base->object != ob) { - MultiresModifierData *mmd; - - multiresModifier_prepare_join(scene, base->object, ob); + join_mesh_single( + bmain, scene, + ob, base->object, imat, + &mvert, &medge, &mloop, &mpoly, + &vdata, &edata, &ldata, &pdata, + totvert, totedge, totloop, totpoly, + key, nkey, + matar, matmap, totcol, + &vertofs, &edgeofs, &loopofs, &polyofs); - if ((mmd = get_multires_modifier(scene, base->object, true))) { - ED_object_iter_other(bmain, base->object, true, - ED_object_multires_update_totlevels_cb, - &mmd->totlvl); - } - } - - CustomData_merge(&me->ldata, &ldata, CD_MASK_MESH, CD_DEFAULT, totloop); - CustomData_copy_data_named(&me->ldata, &ldata, 0, loopofs, me->totloop); - - for (a = 0; a < me->totloop; a++, mloop++) { - mloop->v += vertofs; - mloop->e += edgeofs; - } - } - - if (me->totpoly) { - if (totmat) { - /* make mapping for materials */ - for (a = 1; a <= base->object->totcol; a++) { - ma = give_current_material(base->object, a); - - for (b = 0; b < totcol; b++) { - if (ma == matar[b]) { - matmap[a - 1] = b; - break; - } - } - } - } - - CustomData_merge(&me->pdata, &pdata, CD_MASK_MESH, CD_DEFAULT, totpoly); - CustomData_copy_data_named(&me->pdata, &pdata, 0, polyofs, me->totpoly); - - for (a = 0; a < me->totpoly; a++, mpoly++) { - mpoly->loopstart += loopofs; - mpoly->mat_nr = matmap ? matmap[(int)mpoly->mat_nr] : 0; - } - - polyofs += me->totpoly; - } - - /* these are used for relinking (cannot be set earlier, - * or else reattaching goes wrong) - */ - vertofs += me->totvert; - edgeofs += me->totedge; - loopofs += me->totloop; - /* free base, now that data is merged */ - if (base->object != ob) + if (base->object != ob) { ED_base_object_free_and_unlink(bmain, scene, base); + } } } CTX_DATA_END; @@ -529,34 +570,20 @@ int join_mesh_exec(bContext *C, wmOperator *op) if (totcol) { me->mat = matar; - ob->mat = MEM_callocN(sizeof(void *) * totcol, "join obmatar"); - ob->matbits = MEM_callocN(sizeof(char) * totcol, "join obmatbits"); + ob->mat = MEM_callocN(sizeof(*ob->mat) * totcol, "join obmatar"); + ob->matbits = MEM_callocN(sizeof(*ob->matbits) * totcol, "join obmatbits"); + MEM_freeN(matmap); } - else - MEM_freeN(matar); - + ob->totcol = me->totcol = totcol; - if (matmap) MEM_freeN(matmap); - /* other mesh users */ test_all_objects_materials(bmain, (ID *)me); /* free temp copy of destination shapekeys (if applicable) */ if (nkey) { - /* XXX 2.5 Animato */ -#if 0 - /* free it's ipo too - both are not actually freed from memory yet as ID-blocks */ - if (nkey->ipo) { - BKE_ipo_free(nkey->ipo); - BLI_remlink(&bmain->ipo, nkey->ipo); - MEM_freeN(nkey->ipo); - } -#endif - - BKE_key_free(nkey); - BLI_remlink(&bmain->key, nkey); - MEM_freeN(nkey); + /* We can assume nobody is using that ID currently. */ + BKE_libblock_free_ex(bmain, nkey, false, false); } /* ensure newly inserted keys are time sorted */ @@ -564,7 +591,10 @@ int join_mesh_exec(bContext *C, wmOperator *op) BKE_key_sort(key); } - DAG_relations_tag_update(bmain); // removed objects, need to rebuild dag + /* Due to dependnecy cycle some other object might access old derived data. */ + BKE_object_free_derived_caches(ob); + + DAG_relations_tag_update(bmain); /* removed objects, need to rebuild dag */ DAG_id_tag_update(&ob->id, OB_RECALC_OB | OB_RECALC_DATA); |