diff options
Diffstat (limited to 'source/blender/modifiers/intern/MOD_subsurf.c')
| -rw-r--r-- | source/blender/modifiers/intern/MOD_subsurf.c | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/source/blender/modifiers/intern/MOD_subsurf.c b/source/blender/modifiers/intern/MOD_subsurf.c new file mode 100644 index 00000000000..799df64b2b5 --- /dev/null +++ b/source/blender/modifiers/intern/MOD_subsurf.c @@ -0,0 +1,144 @@ +/* +* $Id$ +* +* ***** 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. +* +* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. +* +* The Original Code is Copyright (C) 2005 by the Blender Foundation. +* All rights reserved. +* +* Contributor(s): Daniel Dunbar +* Ton Roosendaal, +* Ben Batt, +* Brecht Van Lommel, +* Campbell Barton +* +* ***** END GPL LICENSE BLOCK ***** +* +*/ + +#include "stddef.h" + +#include "DNA_scene_types.h" +#include "DNA_object_types.h" + +#include "BKE_cdderivedmesh.h" +#include "BKE_scene.h" +#include "BKE_subsurf.h" + +#include "MOD_modifiertypes.h" + +#include "CCGSubSurf.h" + +static void initData(ModifierData *md) +{ + SubsurfModifierData *smd = (SubsurfModifierData*) md; + + smd->levels = 1; + smd->renderLevels = 2; + smd->flags |= eSubsurfModifierFlag_SubsurfUv; +} + +static void copyData(ModifierData *md, ModifierData *target) +{ + SubsurfModifierData *smd = (SubsurfModifierData*) md; + SubsurfModifierData *tsmd = (SubsurfModifierData*) target; + + tsmd->flags = smd->flags; + tsmd->levels = smd->levels; + tsmd->renderLevels = smd->renderLevels; + tsmd->subdivType = smd->subdivType; +} + +static void freeData(ModifierData *md) +{ + SubsurfModifierData *smd = (SubsurfModifierData*) md; + + if(smd->mCache) { + ccgSubSurf_free(smd->mCache); + } + if(smd->emCache) { + ccgSubSurf_free(smd->emCache); + } +} + +static int isDisabled(ModifierData *md, int useRenderParams) +{ + SubsurfModifierData *smd = (SubsurfModifierData*) md; + int levels= (useRenderParams)? smd->renderLevels: smd->levels; + + return get_render_subsurf_level(&md->scene->r, levels) == 0; +} + +static DerivedMesh *applyModifier( + ModifierData *md, Object *ob, DerivedMesh *derivedData, + int useRenderParams, int isFinalCalc) +{ + SubsurfModifierData *smd = (SubsurfModifierData*) md; + DerivedMesh *result; + + result = subsurf_make_derived_from_derived(derivedData, smd, + useRenderParams, NULL, isFinalCalc, 0); + + if(useRenderParams || !isFinalCalc) { + DerivedMesh *cddm= CDDM_copy(result); + result->release(result); + result= cddm; + } + + return result; +} + +static DerivedMesh *applyModifierEM( + ModifierData *md, Object *ob, struct EditMesh *editData, + DerivedMesh *derivedData) +{ + SubsurfModifierData *smd = (SubsurfModifierData*) md; + DerivedMesh *result; + + result = subsurf_make_derived_from_derived(derivedData, smd, 0, + NULL, 0, 1); + + return result; +} + + +ModifierTypeInfo modifierType_Subsurf = { + /* name */ "Subsurf", + /* structName */ "SubsurfModifierData", + /* structSize */ sizeof(SubsurfModifierData), + /* type */ eModifierTypeType_Constructive, + /* flags */ eModifierTypeFlag_AcceptsMesh + | eModifierTypeFlag_SupportsMapping + | eModifierTypeFlag_SupportsEditmode + | eModifierTypeFlag_EnableInEditmode + | eModifierTypeFlag_AcceptsCVs, + + /* copyData */ copyData, + /* deformVerts */ 0, + /* deformVertsEM */ 0, + /* deformMatricesEM */ 0, + /* applyModifier */ applyModifier, + /* applyModifierEM */ applyModifierEM, + /* initData */ initData, + /* requiredDataMask */ 0, + /* freeData */ freeData, + /* isDisabled */ isDisabled, + /* updateDepgraph */ 0, + /* dependsOnTime */ 0, + /* foreachObjectLink */ 0, + /* foreachIDLink */ 0, +}; |