diff options
Diffstat (limited to 'source/blender/modifiers/intern/MOD_fluidsim.c')
| -rw-r--r-- | source/blender/modifiers/intern/MOD_fluidsim.c | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/source/blender/modifiers/intern/MOD_fluidsim.c b/source/blender/modifiers/intern/MOD_fluidsim.c new file mode 100644 index 00000000000..c683bee0b35 --- /dev/null +++ b/source/blender/modifiers/intern/MOD_fluidsim.c @@ -0,0 +1,158 @@ +/* +* $Id$ +* +* ***** 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 "DNA_scene_types.h" +#include "DNA_object_fluidsim.h" +#include "DNA_object_types.h" + +#include "BKE_cdderivedmesh.h" +#include "BKE_modifier.h" + +#include "depsgraph_private.h" + +#include "MOD_fluidsim_util.h" +#include "MEM_guardedalloc.h" + +/* Fluidsim */ +static void initData(ModifierData *md) +{ + FluidsimModifierData *fluidmd= (FluidsimModifierData*) md; + + fluidsim_init(fluidmd); +} +static void freeData(ModifierData *md) +{ + FluidsimModifierData *fluidmd= (FluidsimModifierData*) md; + + fluidsim_free(fluidmd); +} + +static void copyData(ModifierData *md, ModifierData *target) +{ + FluidsimModifierData *fluidmd= (FluidsimModifierData*) md; + FluidsimModifierData *tfluidmd= (FluidsimModifierData*) target; + + if(tfluidmd->fss) + MEM_freeN(tfluidmd->fss); + + tfluidmd->fss = MEM_dupallocN(fluidmd->fss); +} + + + +static DerivedMesh * applyModifier( + ModifierData *md, Object *ob, DerivedMesh *derivedData, + int useRenderParams, int isFinalCalc) +{ + FluidsimModifierData *fluidmd= (FluidsimModifierData*) md; + DerivedMesh *result = NULL; + + /* check for alloc failing */ + if(!fluidmd->fss) + { + initData(md); + + if(!fluidmd->fss) + return derivedData; + } + + result = fluidsimModifier_do(fluidmd, md->scene, ob, derivedData, useRenderParams, isFinalCalc); + + if(result) + { + return result; + } + + return derivedData; +} + +static void updateDepgraph( + ModifierData *md, DagForest *forest, Scene *scene, + Object *ob, DagNode *obNode) +{ + FluidsimModifierData *fluidmd= (FluidsimModifierData*) md; + Base *base; + + if(fluidmd && fluidmd->fss) + { + if(fluidmd->fss->type == OB_FLUIDSIM_DOMAIN) + { + for(base = scene->base.first; base; base= base->next) + { + Object *ob1= base->object; + if(ob1 != ob) + { + FluidsimModifierData *fluidmdtmp = (FluidsimModifierData *)modifiers_findByType(ob1, eModifierType_Fluidsim); + + // only put dependancies from NON-DOMAIN fluids in here + if(fluidmdtmp && fluidmdtmp->fss && (fluidmdtmp->fss->type!=OB_FLUIDSIM_DOMAIN)) + { + DagNode *curNode = dag_get_node(forest, ob1); + dag_add_relation(forest, curNode, obNode, DAG_RL_DATA_DATA|DAG_RL_OB_DATA, "Fluidsim Object"); + } + } + } + } + } +} + +static int dependsOnTime(ModifierData *md) +{ + return 1; +} + + +ModifierTypeInfo modifierType_Fluidsim = { + /* name */ "Fluidsim", + /* structName */ "FluidsimModifierData", + /* structSize */ sizeof(FluidsimModifierData), + /* type */ eModifierTypeType_Nonconstructive, + + /* flags */ eModifierTypeFlag_AcceptsMesh + | eModifierTypeFlag_RequiresOriginalData + | eModifierTypeFlag_Single, + + /* copyData */ copyData, + /* deformVerts */ 0, + /* deformVertsEM */ 0, + /* deformMatricesEM */ 0, + /* applyModifier */ applyModifier, + /* applyModifierEM */ 0, + /* initData */ initData, + /* requiredDataMask */ 0, + /* freeData */ freeData, + /* isDisabled */ 0, + /* updateDepgraph */ updateDepgraph, + /* dependsOnTime */ dependsOnTime, + /* foreachObjectLink */ 0, + /* foreachIDLink */ 0, +}; |