diff options
author | Tamito Kajiyama <rd6t-kjym@asahi-net.or.jp> | 2010-04-18 06:03:19 +0400 |
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committer | Tamito Kajiyama <rd6t-kjym@asahi-net.or.jp> | 2010-04-18 06:03:19 +0400 |
commit | dfe2f8dc03267e041102837e92f547fb04881510 (patch) | |
tree | d9582c4667ce5b9e39e2adce40832aa4f44b4fe7 /source/blender/modifiers/intern/MOD_cloth.c | |
parent | d7e08f2d33207fdf76b1b597ef0de9dec26e3987 (diff) | |
parent | 00e46ef739cf2bfddb8805af056aa59fd3b3c71c (diff) |
Merged changes in the trunk up to revision 28247.
Diffstat (limited to 'source/blender/modifiers/intern/MOD_cloth.c')
-rw-r--r-- | source/blender/modifiers/intern/MOD_cloth.c | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/source/blender/modifiers/intern/MOD_cloth.c b/source/blender/modifiers/intern/MOD_cloth.c new file mode 100644 index 00000000000..865157ce585 --- /dev/null +++ b/source/blender/modifiers/intern/MOD_cloth.c @@ -0,0 +1,196 @@ +/* +* $Id$ +* +* ***** 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 "BKE_cloth.h" +#include "BKE_cdderivedmesh.h" +#include "BKE_global.h" +#include "BKE_modifier.h" +#include "BKE_pointcache.h" + +#include "depsgraph_private.h" + + +static void initData(ModifierData *md) +{ + ClothModifierData *clmd = (ClothModifierData*) md; + + clmd->sim_parms = MEM_callocN(sizeof(ClothSimSettings), "cloth sim parms"); + clmd->coll_parms = MEM_callocN(sizeof(ClothCollSettings), "cloth coll parms"); + clmd->point_cache = BKE_ptcache_add(&clmd->ptcaches); + + /* check for alloc failing */ + if(!clmd->sim_parms || !clmd->coll_parms || !clmd->point_cache) + return; + + cloth_init (clmd); +} + +static DerivedMesh *applyModifier(ModifierData *md, Object *ob, + DerivedMesh *derivedData, int useRenderParams, int isFinalCalc) +{ + ClothModifierData *clmd = (ClothModifierData*) md; + DerivedMesh *result=NULL; + + /* check for alloc failing */ + if(!clmd->sim_parms || !clmd->coll_parms) + { + initData(md); + + if(!clmd->sim_parms || !clmd->coll_parms) + return derivedData; + } + + result = clothModifier_do(clmd, md->scene, ob, derivedData, useRenderParams, isFinalCalc); + + if(result) + { + CDDM_calc_normals(result); + return result; + } + return derivedData; +} + +static void updateDepgraph( + ModifierData *md, DagForest *forest, Scene *scene, Object *ob, + DagNode *obNode) +{ + ClothModifierData *clmd = (ClothModifierData*) md; + + Base *base; + + if(clmd) + { + for(base = scene->base.first; base; base= base->next) + { + Object *ob1= base->object; + if(ob1 != ob) + { + CollisionModifierData *coll_clmd = (CollisionModifierData *)modifiers_findByType(ob1, eModifierType_Collision); + if(coll_clmd) + { + DagNode *curNode = dag_get_node(forest, ob1); + dag_add_relation(forest, curNode, obNode, DAG_RL_DATA_DATA|DAG_RL_OB_DATA, "Cloth Collision"); + } + } + } + } +} + +static CustomDataMask requiredDataMask(Object *ob, ModifierData *md) +{ + CustomDataMask dataMask = 0; + ClothModifierData *clmd = (ClothModifierData*)md; + + if(cloth_uses_vgroup(clmd)) + dataMask |= (1 << CD_MDEFORMVERT); + + if(clmd->sim_parms->shapekey_rest != 0) + dataMask |= (1 << CD_CLOTH_ORCO); + + return dataMask; +} + +static void copyData(ModifierData *md, ModifierData *target) +{ + ClothModifierData *clmd = (ClothModifierData*) md; + ClothModifierData *tclmd = (ClothModifierData*) target; + + if(tclmd->sim_parms) + MEM_freeN(tclmd->sim_parms); + if(tclmd->coll_parms) + MEM_freeN(tclmd->coll_parms); + + BKE_ptcache_free_list(&tclmd->ptcaches); + tclmd->point_cache = NULL; + + tclmd->sim_parms = MEM_dupallocN(clmd->sim_parms); + if(clmd->sim_parms->effector_weights) + tclmd->sim_parms->effector_weights = MEM_dupallocN(clmd->sim_parms->effector_weights); + tclmd->coll_parms = MEM_dupallocN(clmd->coll_parms); + tclmd->point_cache = BKE_ptcache_copy_list(&tclmd->ptcaches, &clmd->ptcaches); + tclmd->clothObject = NULL; +} + +static int dependsOnTime(ModifierData *md) +{ + return 1; +} + +static void freeData(ModifierData *md) +{ + ClothModifierData *clmd = (ClothModifierData*) md; + + if (clmd) + { + if(G.rt > 0) + printf("clothModifier_freeData\n"); + + cloth_free_modifier_extern (clmd); + + if(clmd->sim_parms) { + if(clmd->sim_parms->effector_weights) + MEM_freeN(clmd->sim_parms->effector_weights); + MEM_freeN(clmd->sim_parms); + } + if(clmd->coll_parms) + MEM_freeN(clmd->coll_parms); + + BKE_ptcache_free_list(&clmd->ptcaches); + clmd->point_cache = NULL; + } +} + + +ModifierTypeInfo modifierType_Cloth = { + /* name */ "Cloth", + /* structName */ "ClothModifierData", + /* structSize */ sizeof(ClothModifierData), + /* type */ eModifierTypeType_Nonconstructive, + /* flags */ eModifierTypeFlag_AcceptsMesh + | eModifierTypeFlag_UsesPointCache + | eModifierTypeFlag_Single, + + /* copyData */ copyData, + /* deformVerts */ 0, + /* deformVertsEM */ 0, + /* deformMatricesEM */ 0, + /* applyModifier */ applyModifier, + /* applyModifierEM */ 0, + /* initData */ initData, + /* requiredDataMask */ requiredDataMask, + /* freeData */ freeData, + /* isDisabled */ 0, + /* updateDepgraph */ updateDepgraph, + /* dependsOnTime */ dependsOnTime, + /* foreachObjectLink */ 0, + /* foreachIDLink */ 0, +}; |