Bastien Montagne
e31f0fad97
BLI should always comes first, before DNA, BKE etc. And `BLI_utildefines.h` should come before any other BLI (since it's some sort of system include really, among other things...). Thisi should help to reduce the noise in patches when adding stuff like uint64_t members to DNA structs... ;)
143 lines
4.0 KiB
C
143 lines
4.0 KiB
C
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/** \file
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* \ingroup modifiers
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*/
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#include "BLI_utildefines.h"
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#include "DNA_mesh_types.h"
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#include "DNA_object_types.h"
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#include "BKE_deform.h"
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#include "BKE_mesh.h"
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#include "MOD_modifiertypes.h"
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#include "bmesh.h"
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#include "tools/bmesh_wireframe.h"
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static void initData(ModifierData *md)
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{
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WireframeModifierData *wmd = (WireframeModifierData *)md;
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wmd->offset = 0.02f;
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wmd->flag = MOD_WIREFRAME_REPLACE | MOD_WIREFRAME_OFS_EVEN;
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wmd->crease_weight = 1.0f;
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}
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static CustomDataMask requiredDataMask(Object *UNUSED(ob), ModifierData *md)
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{
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WireframeModifierData *wmd = (WireframeModifierData *)md;
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CustomDataMask dataMask = 0;
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/* ask for vertexgroups if we need them */
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if (wmd->defgrp_name[0]) dataMask |= CD_MASK_MDEFORMVERT;
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return dataMask;
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}
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static bool dependsOnNormals(ModifierData *UNUSED(md))
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{
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return true;
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}
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static Mesh *WireframeModifier_do(WireframeModifierData *wmd, Object *ob, Mesh *mesh)
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{
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Mesh *result;
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BMesh *bm;
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const int defgrp_index = defgroup_name_index(ob, wmd->defgrp_name);
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bm = BKE_mesh_to_bmesh_ex(
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mesh,
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&(struct BMeshCreateParams){0},
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&(struct BMeshFromMeshParams){
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.calc_face_normal = true,
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.add_key_index = false,
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.use_shapekey = false,
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.active_shapekey = 0,
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.cd_mask_extra = CD_MASK_ORIGINDEX,
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});
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BM_mesh_wireframe(
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bm,
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wmd->offset, wmd->offset_fac, wmd->offset_fac_vg,
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(wmd->flag & MOD_WIREFRAME_REPLACE) != 0,
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(wmd->flag & MOD_WIREFRAME_BOUNDARY) != 0,
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(wmd->flag & MOD_WIREFRAME_OFS_EVEN) != 0,
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(wmd->flag & MOD_WIREFRAME_OFS_RELATIVE) != 0,
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(wmd->flag & MOD_WIREFRAME_CREASE) != 0,
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wmd->crease_weight,
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defgrp_index,
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(wmd->flag & MOD_WIREFRAME_INVERT_VGROUP) != 0,
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wmd->mat_ofs,
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MAX2(ob->totcol - 1, 0),
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false);
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result = BKE_mesh_from_bmesh_for_eval_nomain(bm, 0);
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BM_mesh_free(bm);
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result->runtime.cd_dirty_vert |= CD_MASK_NORMAL;
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return result;
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}
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static Mesh *applyModifier(
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ModifierData *md,
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const struct ModifierEvalContext *ctx,
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struct Mesh *mesh)
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{
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return WireframeModifier_do((WireframeModifierData *)md, ctx->object, mesh);
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}
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ModifierTypeInfo modifierType_Wireframe = {
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/* name */ "Wireframe",
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/* structName */ "WireframeModifierData",
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/* structSize */ sizeof(WireframeModifierData),
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/* type */ eModifierTypeType_Constructive,
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/* flags */ eModifierTypeFlag_AcceptsMesh |
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eModifierTypeFlag_SupportsEditmode,
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/* copyData */ modifier_copyData_generic,
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/* deformVerts_DM */ NULL,
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/* deformMatrices_DM */ NULL,
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/* deformVertsEM_DM */ NULL,
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/* deformMatricesEM_DM*/NULL,
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/* applyModifier_DM */ NULL,
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/* deformVerts */ NULL,
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/* deformMatrices */ NULL,
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/* deformVertsEM */ NULL,
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/* deformMatricesEM */ NULL,
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/* applyModifier */ applyModifier,
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/* initData */ initData,
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/* requiredDataMask */ requiredDataMask,
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/* freeData */ NULL,
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/* isDisabled */ NULL,
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/* updateDepgraph */ NULL,
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/* dependsOnTime */ NULL,
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/* dependsOnNormals */ dependsOnNormals,
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/* foreachObjectLink */ NULL,
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/* foreachIDLink */ NULL,
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/* foreachTexLink */ NULL,
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};
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