/* returns non-zero if any of the corners of the grid * face whose inner corner is at (x,y) are hidden, * zero otherwise */ int paint_is_grid_face_hidden(const unsigned int *grid_hidden, int gridsize, int x, int y) { /* skip face if any of its corners are hidden */ return (BLI_BITMAP_GET(grid_hidden, y * gridsize + x) || BLI_BITMAP_GET(grid_hidden, y * gridsize + x + 1) || BLI_BITMAP_GET(grid_hidden, (y + 1) * gridsize + x + 1) || BLI_BITMAP_GET(grid_hidden, (y + 1) * gridsize + x)); }
static int sculpt_undo_restore_hidden(bContext *C, DerivedMesh *dm, SculptUndoNode *unode) { Object *ob = CTX_data_active_object(C); SculptSession *ss = ob->sculpt; int i; if (unode->maxvert) { MVert *mvert = ss->mvert; for (i = 0; i < unode->totvert; i++) { MVert *v = &mvert[unode->index[i]]; int uval = BLI_BITMAP_GET(unode->vert_hidden, i); BLI_BITMAP_MODIFY(unode->vert_hidden, i, v->flag & ME_HIDE); if (uval) v->flag |= ME_HIDE; else v->flag &= ~ME_HIDE; v->flag |= ME_VERT_PBVH_UPDATE; } } else if (unode->maxgrid && dm->getGridData) { BLI_bitmap **grid_hidden = dm->getGridHidden(dm); for (i = 0; i < unode->totgrid; i++) { SWAP(BLI_bitmap *, unode->grid_hidden[i], grid_hidden[unode->grids[i]]); } }
static DMDrawOption draw_mesh_face_select__setHiddenOpts(void *userData, int index) { drawMeshFaceSelect_userData *data = userData; Mesh *me = data->me; if (me->drawflag & ME_DRAWEDGES) { if ((me->drawflag & ME_HIDDENEDGES) || (BLI_BITMAP_GET(data->edge_flags, edge_vis_index(index)))) return DM_DRAW_OPTION_NORMAL; else return DM_DRAW_OPTION_SKIP; } else if (BLI_BITMAP_GET(data->edge_flags, edge_sel_index(index))) return DM_DRAW_OPTION_NORMAL; else return DM_DRAW_OPTION_SKIP; }
static bool lattice_test_bitmap_uvw(Lattice *lt, BLI_bitmap *selpoints, int u, int v, int w, const bool selected) { if ((u < 0 || u >= lt->pntsu) || (v < 0 || v >= lt->pntsv) || (w < 0 || w >= lt->pntsw)) { return false; } else { int i = BKE_lattice_index_from_uvw(lt, u, v, w); if (lt->def[i].hide == 0) { return (BLI_BITMAP_GET(selpoints, i) != 0) == selected; } return false; } }
static int lattice_select_mirror_exec(bContext *C, wmOperator *op) { Object *obedit = CTX_data_edit_object(C); Lattice *lt = ((Lattice *)obedit->data)->editlatt->latt; const bool extend = RNA_boolean_get(op->ptr, "extend"); const int axis = RNA_enum_get(op->ptr, "axis"); bool flip_uvw[3] = {false}; int tot, i; BPoint *bp; BLI_bitmap *selpoints; tot = lt->pntsu * lt->pntsv * lt->pntsw; flip_uvw[axis] = true; if (!extend) { lt->actbp = LT_ACTBP_NONE; } /* store "original" selection */ selpoints = BLI_BITMAP_NEW(tot, __func__); BKE_lattice_bitmap_from_flag(lt, selpoints, SELECT, false, false); /* actual (de)selection */ for (i = 0; i < tot; i++) { const int i_flip = BKE_lattice_index_flip(lt, i, flip_uvw[0], flip_uvw[1], flip_uvw[2]); bp = <->def[i]; if (!bp->hide) { if (BLI_BITMAP_GET(selpoints, i_flip)) { bp->f1 |= SELECT; } else { if (!extend) { bp->f1 &= ~SELECT; } } } } MEM_freeN(selpoints); WM_event_add_notifier(C, NC_GEOM | ND_SELECT, obedit->data); return OPERATOR_FINISHED; }
/* Hide or show elements in multires grids with a special GridFlags * customdata layer. */ static void partialvis_update_grids(Object *ob, PBVH *pbvh, PBVHNode *node, PartialVisAction action, PartialVisArea area, float planes[4][4]) { CCGElem **grids; CCGKey key; BLI_bitmap **grid_hidden; int *grid_indices, totgrid, i; bool any_changed = false, any_visible = false; /* get PBVH data */ BKE_pbvh_node_get_grids(pbvh, node, &grid_indices, &totgrid, NULL, NULL, &grids, NULL); grid_hidden = BKE_pbvh_grid_hidden(pbvh); BKE_pbvh_get_grid_key(pbvh, &key); sculpt_undo_push_node(ob, node, SCULPT_UNDO_HIDDEN); for (i = 0; i < totgrid; i++) { int any_hidden = 0; int g = grid_indices[i], x, y; BLI_bitmap *gh = grid_hidden[g]; if (!gh) { switch (action) { case PARTIALVIS_HIDE: /* create grid flags data */ gh = grid_hidden[g] = BLI_BITMAP_NEW(key.grid_area, "partialvis_update_grids"); break; case PARTIALVIS_SHOW: /* entire grid is visible, nothing to show */ continue; } } else if (action == PARTIALVIS_SHOW && area == PARTIALVIS_ALL) { /* special case if we're showing all, just free the * grid */ MEM_freeN(gh); grid_hidden[g] = NULL; any_changed = true; any_visible = true; continue; } for (y = 0; y < key.grid_size; y++) { for (x = 0; x < key.grid_size; x++) { CCGElem *elem = CCG_grid_elem(&key, grids[g], x, y); const float *co = CCG_elem_co(&key, elem); float mask = key.has_mask ? *CCG_elem_mask(&key, elem) : 0.0f; /* skip grid element if not in the effected area */ if (is_effected(area, planes, co, mask)) { /* set or clear the hide flag */ BLI_BITMAP_MODIFY(gh, y * key.grid_size + x, action == PARTIALVIS_HIDE); any_changed = true; } /* keep track of whether any elements are still hidden */ if (BLI_BITMAP_GET(gh, y * key.grid_size + x)) any_hidden = true; else any_visible = true; } } /* if everything in the grid is now visible, free the grid * flags */ if (!any_hidden) { MEM_freeN(gh); grid_hidden[g] = NULL; } } /* mark updates if anything was hidden/shown */ if (any_changed) { BKE_pbvh_node_mark_rebuild_draw(node); BKE_pbvh_node_fully_hidden_set(node, !any_visible); multires_mark_as_modified(ob, MULTIRES_HIDDEN_MODIFIED); } }
static DMDrawOption draw_mesh_face_select__setSelectOpts(void *userData, int index) { drawMeshFaceSelect_userData *data = userData; return (BLI_BITMAP_GET(data->edge_flags, edge_sel_index(index))) ? DM_DRAW_OPTION_NORMAL : DM_DRAW_OPTION_SKIP; }
static DerivedMesh *applyModifier( ModifierData *md, Object *ob, DerivedMesh *dm, ModifierApplyFlag UNUSED(flag)) { unsigned int i; DerivedMesh *result; const SolidifyModifierData *smd = (SolidifyModifierData *) md; MVert *mv, *mvert, *orig_mvert; MEdge *ed, *medge, *orig_medge; MLoop *ml, *mloop, *orig_mloop; MPoly *mp, *mpoly, *orig_mpoly; const unsigned int numVerts = (unsigned int)dm->getNumVerts(dm); const unsigned int numEdges = (unsigned int)dm->getNumEdges(dm); const unsigned int numFaces = (unsigned int)dm->getNumPolys(dm); const unsigned int numLoops = (unsigned int)dm->getNumLoops(dm); unsigned int newLoops = 0, newFaces = 0, newEdges = 0; /* only use material offsets if we have 2 or more materials */ const short mat_nr_max = ob->totcol > 1 ? ob->totcol - 1 : 0; const short mat_ofs = mat_nr_max ? smd->mat_ofs : 0; const short mat_ofs_rim = mat_nr_max ? smd->mat_ofs_rim : 0; /* use for edges */ /* over-alloc new_vert_arr, old_vert_arr */ unsigned int *new_vert_arr = NULL; STACK_DECLARE(new_vert_arr); unsigned int *new_edge_arr = NULL; STACK_DECLARE(new_edge_arr); unsigned int *old_vert_arr = MEM_callocN(sizeof(*old_vert_arr) * (size_t)numVerts, "old_vert_arr in solidify"); unsigned int *edge_users = NULL; char *edge_order = NULL; float (*vert_nors)[3] = NULL; float (*face_nors)[3] = NULL; const bool need_face_normals = (smd->flag & MOD_SOLIDIFY_NORMAL_CALC) || (smd->flag & MOD_SOLIDIFY_EVEN); const float ofs_orig = -(((-smd->offset_fac + 1.0f) * 0.5f) * smd->offset); const float ofs_new = smd->offset + ofs_orig; const float offset_fac_vg = smd->offset_fac_vg; const float offset_fac_vg_inv = 1.0f - smd->offset_fac_vg; const bool do_flip = (smd->flag & MOD_SOLIDIFY_FLIP) != 0; const bool do_clamp = (smd->offset_clamp != 0.0f); /* weights */ MDeformVert *dvert, *dv = NULL; const int defgrp_invert = ((smd->flag & MOD_SOLIDIFY_VGROUP_INV) != 0); int defgrp_index; modifier_get_vgroup(ob, dm, smd->defgrp_name, &dvert, &defgrp_index); orig_mvert = dm->getVertArray(dm); orig_medge = dm->getEdgeArray(dm); orig_mloop = dm->getLoopArray(dm); orig_mpoly = dm->getPolyArray(dm); if (need_face_normals) { /* calculate only face normals */ face_nors = MEM_mallocN(sizeof(*face_nors) * (size_t)numFaces, __func__); BKE_mesh_calc_normals_poly( orig_mvert, (int)numVerts, orig_mloop, orig_mpoly, (int)numLoops, (int)numFaces, face_nors, true); } STACK_INIT(new_vert_arr); STACK_INIT(new_edge_arr); if (smd->flag & MOD_SOLIDIFY_RIM) { BLI_bitmap *orig_mvert_tag = BLI_BITMAP_NEW(numVerts, __func__); unsigned int eidx; #define INVALID_UNUSED ((unsigned int)-1) #define INVALID_PAIR ((unsigned int)-2) new_vert_arr = MEM_mallocN(sizeof(*new_vert_arr) * (size_t)(numVerts * 2), __func__); new_edge_arr = MEM_mallocN(sizeof(*new_edge_arr) * (size_t)((numEdges * 2) + numVerts), __func__); edge_users = MEM_mallocN(sizeof(*edge_users) * (size_t)numEdges, "solid_mod edges"); edge_order = MEM_mallocN(sizeof(*edge_order) * (size_t)numEdges, "solid_mod eorder"); /* save doing 2 loops here... */ #if 0 fill_vn_i(edge_users, numEdges, INVALID_UNUSED); #endif for (eidx = 0, ed = orig_medge; eidx < numEdges; eidx++, ed++) { edge_users[eidx] = INVALID_UNUSED; } for (i = 0, mp = orig_mpoly; i < numFaces; i++, mp++) { MLoop *ml_prev; int j; ml = orig_mloop + mp->loopstart; ml_prev = ml + (mp->totloop - 1); for (j = 0; j < mp->totloop; j++, ml++) { /* add edge user */ eidx = ml_prev->e; if (edge_users[eidx] == INVALID_UNUSED) { ed = orig_medge + eidx; BLI_assert(ELEM(ml_prev->v, ed->v1, ed->v2) && ELEM(ml->v, ed->v1, ed->v2)); edge_users[eidx] = (ml_prev->v > ml->v) == (ed->v1 < ed->v2) ? i : (i + numFaces); edge_order[eidx] = j; } else { edge_users[eidx] = INVALID_PAIR; } ml_prev = ml; } } for (eidx = 0, ed = orig_medge; eidx < numEdges; eidx++, ed++) { if (!ELEM(edge_users[eidx], INVALID_UNUSED, INVALID_PAIR)) { BLI_BITMAP_SET(orig_mvert_tag, ed->v1); BLI_BITMAP_SET(orig_mvert_tag, ed->v2); STACK_PUSH(new_edge_arr, eidx); newFaces++; newLoops += 4; } } #undef INVALID_UNUSED #undef INVALID_PAIR for (i = 0; i < numVerts; i++) { if (BLI_BITMAP_GET(orig_mvert_tag, i)) { old_vert_arr[i] = STACK_SIZE(new_vert_arr); STACK_PUSH(new_vert_arr, i); newEdges++; } } MEM_freeN(orig_mvert_tag); } if (smd->flag & MOD_SOLIDIFY_NORMAL_CALC) { vert_nors = MEM_callocN(sizeof(float) * (size_t)numVerts * 3, "mod_solid_vno_hq"); dm_calc_normal(dm, face_nors, vert_nors); } result = CDDM_from_template(dm, (int)(numVerts * 2), (int)((numEdges * 2) + newEdges), 0, (int)((numLoops * 2) + newLoops), (int)((numFaces * 2) + newFaces)); mpoly = CDDM_get_polys(result); mloop = CDDM_get_loops(result); medge = CDDM_get_edges(result); mvert = CDDM_get_verts(result); DM_copy_edge_data(dm, result, 0, 0, (int)numEdges); DM_copy_edge_data(dm, result, 0, (int)numEdges, (int)numEdges); DM_copy_vert_data(dm, result, 0, 0, (int)numVerts); DM_copy_vert_data(dm, result, 0, (int)numVerts, (int)numVerts); DM_copy_loop_data(dm, result, 0, 0, (int)numLoops); DM_copy_loop_data(dm, result, 0, (int)numLoops, (int)numLoops); DM_copy_poly_data(dm, result, 0, 0, (int)numFaces); DM_copy_poly_data(dm, result, 0, (int)numFaces, (int)numFaces); /* flip normals */ mp = mpoly + numFaces; for (i = 0; i < dm->numPolyData; i++, mp++) { MLoop *ml2; unsigned int e; int j; ml2 = mloop + mp->loopstart + dm->numLoopData; for (j = 0; j < mp->totloop; j++) { CustomData_copy_data(&dm->loopData, &result->loopData, mp->loopstart + j, mp->loopstart + (mp->totloop - j - 1) + dm->numLoopData, 1); } if (mat_ofs) { mp->mat_nr += mat_ofs; CLAMP(mp->mat_nr, 0, mat_nr_max); } e = ml2[0].e; for (j = 0; j < mp->totloop - 1; j++) { ml2[j].e = ml2[j + 1].e; } ml2[mp->totloop - 1].e = e; mp->loopstart += dm->numLoopData; for (j = 0; j < mp->totloop; j++) { ml2[j].e += numEdges; ml2[j].v += numVerts; } } for (i = 0, ed = medge + numEdges; i < numEdges; i++, ed++) { ed->v1 += numVerts; ed->v2 += numVerts; } /* note, copied vertex layers don't have flipped normals yet. do this after applying offset */ if ((smd->flag & MOD_SOLIDIFY_EVEN) == 0) { /* no even thickness, very simple */ float scalar_short; float scalar_short_vgroup; /* for clamping */ float *vert_lens = NULL; const float offset = fabsf(smd->offset) * smd->offset_clamp; const float offset_sq = offset * offset; if (do_clamp) { vert_lens = MEM_mallocN(sizeof(float) * numVerts, "vert_lens"); fill_vn_fl(vert_lens, (int)numVerts, FLT_MAX); for (i = 0; i < numEdges; i++) { const float ed_len_sq = len_squared_v3v3(mvert[medge[i].v1].co, mvert[medge[i].v2].co); vert_lens[medge[i].v1] = min_ff(vert_lens[medge[i].v1], ed_len_sq); vert_lens[medge[i].v2] = min_ff(vert_lens[medge[i].v2], ed_len_sq); } } if (ofs_new != 0.0f) { scalar_short = scalar_short_vgroup = ofs_new / 32767.0f; mv = mvert + (((ofs_new >= ofs_orig) == do_flip) ? numVerts : 0); dv = dvert; for (i = 0; i < numVerts; i++, mv++) { if (dv) { if (defgrp_invert) scalar_short_vgroup = 1.0f - defvert_find_weight(dv, defgrp_index); else scalar_short_vgroup = defvert_find_weight(dv, defgrp_index); scalar_short_vgroup = (offset_fac_vg + (scalar_short_vgroup * offset_fac_vg_inv)) * scalar_short; dv++; } if (do_clamp) { /* always reset becaise we may have set before */ if (dv == NULL) { scalar_short_vgroup = scalar_short; } if (vert_lens[i] < offset_sq) { float scalar = sqrtf(vert_lens[i]) / offset; scalar_short_vgroup *= scalar; } } madd_v3v3short_fl(mv->co, mv->no, scalar_short_vgroup); } } if (ofs_orig != 0.0f) { scalar_short = scalar_short_vgroup = ofs_orig / 32767.0f; mv = mvert + (((ofs_new >= ofs_orig) == do_flip) ? 0 : numVerts); /* as above but swapped */ dv = dvert; for (i = 0; i < numVerts; i++, mv++) { if (dv) { if (defgrp_invert) scalar_short_vgroup = 1.0f - defvert_find_weight(dv, defgrp_index); else scalar_short_vgroup = defvert_find_weight(dv, defgrp_index); scalar_short_vgroup = (offset_fac_vg + (scalar_short_vgroup * offset_fac_vg_inv)) * scalar_short; dv++; } if (do_clamp) { /* always reset becaise we may have set before */ if (dv == NULL) { scalar_short_vgroup = scalar_short; } if (vert_lens[i] < offset_sq) { float scalar = sqrtf(vert_lens[i]) / offset; scalar_short_vgroup *= scalar; } } madd_v3v3short_fl(mv->co, mv->no, scalar_short_vgroup); } } if (do_clamp) { MEM_freeN(vert_lens); } } else { #ifdef USE_NONMANIFOLD_WORKAROUND const bool check_non_manifold = (smd->flag & MOD_SOLIDIFY_NORMAL_CALC) != 0; #endif /* same as EM_solidify() in editmesh_lib.c */ float *vert_angles = MEM_callocN(sizeof(float) * numVerts * 2, "mod_solid_pair"); /* 2 in 1 */ float *vert_accum = vert_angles + numVerts; unsigned int vidx; if (vert_nors == NULL) { vert_nors = MEM_mallocN(sizeof(float) * numVerts * 3, "mod_solid_vno"); for (i = 0, mv = mvert; i < numVerts; i++, mv++) { normal_short_to_float_v3(vert_nors[i], mv->no); } } for (i = 0, mp = mpoly; i < numFaces; i++, mp++) { /* #BKE_mesh_calc_poly_angles logic is inlined here */ float nor_prev[3]; float nor_next[3]; int i_curr = mp->totloop - 1; int i_next = 0; ml = &mloop[mp->loopstart]; sub_v3_v3v3(nor_prev, mvert[ml[i_curr - 1].v].co, mvert[ml[i_curr].v].co); normalize_v3(nor_prev); while (i_next < mp->totloop) { float angle; sub_v3_v3v3(nor_next, mvert[ml[i_curr].v].co, mvert[ml[i_next].v].co); normalize_v3(nor_next); angle = angle_normalized_v3v3(nor_prev, nor_next); /* --- not related to angle calc --- */ if (angle < FLT_EPSILON) { angle = FLT_EPSILON; } vidx = ml[i_curr].v; vert_accum[vidx] += angle; #ifdef USE_NONMANIFOLD_WORKAROUND /* skip 3+ face user edges */ if ((check_non_manifold == false) || LIKELY(((orig_medge[ml[i_curr].e].flag & ME_EDGE_TMP_TAG) == 0) && ((orig_medge[ml[i_next].e].flag & ME_EDGE_TMP_TAG) == 0))) { vert_angles[vidx] += shell_angle_to_dist(angle_normalized_v3v3(vert_nors[vidx], face_nors[i])) * angle; } else { vert_angles[vidx] += angle; } #else vert_angles[vidx] += shell_angle_to_dist(angle_normalized_v3v3(vert_nors[vidx], face_nors[i])) * angle; #endif /* --- end non-angle-calc section --- */ /* step */ copy_v3_v3(nor_prev, nor_next); i_curr = i_next; i_next++; } } /* vertex group support */ if (dvert) { float scalar; dv = dvert; if (defgrp_invert) { for (i = 0; i < numVerts; i++, dv++) { scalar = 1.0f - defvert_find_weight(dv, defgrp_index); scalar = offset_fac_vg + (scalar * offset_fac_vg_inv); vert_angles[i] *= scalar; } } else { for (i = 0; i < numVerts; i++, dv++) { scalar = defvert_find_weight(dv, defgrp_index); scalar = offset_fac_vg + (scalar * offset_fac_vg_inv); vert_angles[i] *= scalar; } } } if (do_clamp) { float *vert_lens_sq = MEM_callocN(sizeof(float) * numVerts, "vert_lens"); const float offset = fabsf(smd->offset) * smd->offset_clamp; const float offset_sq = offset * offset; fill_vn_fl(vert_lens_sq, (int)numVerts, FLT_MAX); for (i = 0; i < numEdges; i++) { const float ed_len = len_squared_v3v3(mvert[medge[i].v1].co, mvert[medge[i].v2].co); vert_lens_sq[medge[i].v1] = min_ff(vert_lens_sq[medge[i].v1], ed_len); vert_lens_sq[medge[i].v2] = min_ff(vert_lens_sq[medge[i].v2], ed_len); } for (i = 0; i < numVerts; i++) { if (vert_lens_sq[i] < offset_sq) { float scalar = sqrtf(vert_lens_sq[i]) / offset; vert_angles[i] *= scalar; } } MEM_freeN(vert_lens_sq); } if (ofs_new) { mv = mvert + (((ofs_new >= ofs_orig) == do_flip) ? numVerts : 0); for (i = 0; i < numVerts; i++, mv++) { if (vert_accum[i]) { /* zero if unselected */ madd_v3_v3fl(mv->co, vert_nors[i], ofs_new * (vert_angles[i] / vert_accum[i])); } } } if (ofs_orig) { /* same as above but swapped, intentional use of 'ofs_new' */ mv = mvert + (((ofs_new >= ofs_orig) == do_flip) ? 0 : numVerts); for (i = 0; i < numVerts; i++, mv++) { if (vert_accum[i]) { /* zero if unselected */ madd_v3_v3fl(mv->co, vert_nors[i], ofs_orig * (vert_angles[i] / vert_accum[i])); } } } MEM_freeN(vert_angles); } if (vert_nors) MEM_freeN(vert_nors); /* must recalculate normals with vgroups since they can displace unevenly [#26888] */ if ((dm->dirty & DM_DIRTY_NORMALS) || (smd->flag & MOD_SOLIDIFY_RIM) || dvert) { result->dirty |= DM_DIRTY_NORMALS; } else { /* flip vertex normals for copied verts */ mv = mvert + numVerts; for (i = 0; i < numVerts; i++, mv++) { negate_v3_short(mv->no); } } if (smd->flag & MOD_SOLIDIFY_RIM) { /* bugger, need to re-calculate the normals for the new edge faces. * This could be done in many ways, but probably the quickest way * is to calculate the average normals for side faces only. * Then blend them with the normals of the edge verts. * * at the moment its easiest to allocate an entire array for every vertex, * even though we only need edge verts - campbell */ #define SOLIDIFY_SIDE_NORMALS #ifdef SOLIDIFY_SIDE_NORMALS const bool do_side_normals = !(result->dirty & DM_DIRTY_NORMALS); /* annoying to allocate these since we only need the edge verts, */ float (*edge_vert_nos)[3] = do_side_normals ? MEM_callocN(sizeof(float) * numVerts * 3, __func__) : NULL; float nor[3]; #endif const unsigned char crease_rim = smd->crease_rim * 255.0f; const unsigned char crease_outer = smd->crease_outer * 255.0f; const unsigned char crease_inner = smd->crease_inner * 255.0f; int *origindex_edge; int *orig_ed; unsigned int j; if (crease_rim || crease_outer || crease_inner) { result->cd_flag |= ME_CDFLAG_EDGE_CREASE; } /* add faces & edges */ origindex_edge = result->getEdgeDataArray(result, CD_ORIGINDEX); ed = &medge[numEdges * 2]; orig_ed = &origindex_edge[numEdges * 2]; for (i = 0; i < newEdges; i++, ed++, orig_ed++) { ed->v1 = new_vert_arr[i]; ed->v2 = new_vert_arr[i] + numVerts; ed->flag |= ME_EDGEDRAW; *orig_ed = ORIGINDEX_NONE; if (crease_rim) { ed->crease = crease_rim; } } /* faces */ mp = mpoly + (numFaces * 2); ml = mloop + (numLoops * 2); j = 0; for (i = 0; i < newFaces; i++, mp++) { unsigned int eidx = new_edge_arr[i]; unsigned int fidx = edge_users[eidx]; int k1, k2; bool flip; if (fidx >= numFaces) { fidx -= numFaces; flip = true; } else { flip = false; } ed = medge + eidx; /* copy most of the face settings */ DM_copy_poly_data(dm, result, (int)fidx, (int)((numFaces * 2) + i), 1); mp->loopstart = (int)(j + numLoops * 2); mp->flag = mpoly[fidx].flag; /* notice we use 'mp->totloop' which is later overwritten, * we could lookup the original face but theres no point since this is a copy * and will have the same value, just take care when changing order of assignment */ k1 = mpoly[fidx].loopstart + (((edge_order[eidx] - 1) + mp->totloop) % mp->totloop); /* prev loop */ k2 = mpoly[fidx].loopstart + (edge_order[eidx]); mp->totloop = 4; CustomData_copy_data(&dm->loopData, &result->loopData, k2, (int)(numLoops * 2 + j + 0), 1); CustomData_copy_data(&dm->loopData, &result->loopData, k1, (int)(numLoops * 2 + j + 1), 1); CustomData_copy_data(&dm->loopData, &result->loopData, k1, (int)(numLoops * 2 + j + 2), 1); CustomData_copy_data(&dm->loopData, &result->loopData, k2, (int)(numLoops * 2 + j + 3), 1); if (flip == FALSE) { ml[j].v = ed->v1; ml[j++].e = eidx; ml[j].v = ed->v2; ml[j++].e = numEdges * 2 + old_vert_arr[ed->v2]; ml[j].v = ed->v2 + numVerts; ml[j++].e = eidx + numEdges; ml[j].v = ed->v1 + numVerts; ml[j++].e = numEdges * 2 + old_vert_arr[ed->v1]; } else { ml[j].v = ed->v2; ml[j++].e = eidx; ml[j].v = ed->v1; ml[j++].e = numEdges * 2 + old_vert_arr[ed->v1]; ml[j].v = ed->v1 + numVerts; ml[j++].e = eidx + numEdges; ml[j].v = ed->v2 + numVerts; ml[j++].e = numEdges * 2 + old_vert_arr[ed->v2]; } origindex_edge[ml[j - 3].e] = ORIGINDEX_NONE; origindex_edge[ml[j - 1].e] = ORIGINDEX_NONE; /* use the next material index if option enabled */ if (mat_ofs_rim) { mp->mat_nr += mat_ofs_rim; CLAMP(mp->mat_nr, 0, mat_nr_max); } if (crease_outer) { /* crease += crease_outer; without wrapping */ unsigned char *cr = (unsigned char *)&(ed->crease); int tcr = *cr + crease_outer; *cr = tcr > 255 ? 255 : tcr; } if (crease_inner) { /* crease += crease_inner; without wrapping */ unsigned char *cr = (unsigned char *)&(medge[numEdges + eidx].crease); int tcr = *cr + crease_inner; *cr = tcr > 255 ? 255 : tcr; } #ifdef SOLIDIFY_SIDE_NORMALS if (do_side_normals) { normal_quad_v3(nor, mvert[ml[j - 4].v].co, mvert[ml[j - 3].v].co, mvert[ml[j - 2].v].co, mvert[ml[j - 1].v].co); add_v3_v3(edge_vert_nos[ed->v1], nor); add_v3_v3(edge_vert_nos[ed->v2], nor); } #endif } #ifdef SOLIDIFY_SIDE_NORMALS if (do_side_normals) { ed = medge + (numEdges * 2); for (i = 0; i < newEdges; i++, ed++) { float nor_cpy[3]; short *nor_short; int k; /* note, only the first vertex (lower half of the index) is calculated */ normalize_v3_v3(nor_cpy, edge_vert_nos[ed->v1]); for (k = 0; k < 2; k++) { /* loop over both verts of the edge */ nor_short = mvert[*(&ed->v1 + k)].no; normal_short_to_float_v3(nor, nor_short); add_v3_v3(nor, nor_cpy); normalize_v3(nor); normal_float_to_short_v3(nor_short, nor); } } MEM_freeN(edge_vert_nos); } #endif MEM_freeN(new_vert_arr); MEM_freeN(new_edge_arr); MEM_freeN(edge_users); MEM_freeN(edge_order); } STACK_FREE(new_vert_arr); STACK_FREE(new_edge_arr); if (old_vert_arr) MEM_freeN(old_vert_arr); if (face_nors) MEM_freeN(face_nors); if (numFaces == 0 && numEdges != 0) { modifier_setError(md, "Faces needed for useful output"); } return result; }