diff options
Diffstat (limited to 'source/blender/modifiers/intern/MOD_particlesystem.c')
| -rw-r--r-- | source/blender/modifiers/intern/MOD_particlesystem.c | 241 |
1 files changed, 0 insertions, 241 deletions
diff --git a/source/blender/modifiers/intern/MOD_particlesystem.c b/source/blender/modifiers/intern/MOD_particlesystem.c deleted file mode 100644 index d8cccca415c..00000000000 --- a/source/blender/modifiers/intern/MOD_particlesystem.c +++ /dev/null @@ -1,241 +0,0 @@ -/* - * ***** 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 ***** - * - */ - -/** \file blender/modifiers/intern/MOD_particlesystem.c - * \ingroup modifiers - */ - - -#include <stddef.h> - -#include "DNA_material_types.h" -#include "DNA_mesh_types.h" - -#include "BLI_utildefines.h" - - -#include "BKE_cdderivedmesh.h" -#include "BKE_modifier.h" -#include "BKE_particle.h" - -#include "MOD_util.h" - - -static void initData(ModifierData *md) -{ - ParticleSystemModifierData *psmd = (ParticleSystemModifierData *) md; - psmd->psys = NULL; - psmd->dm_final = NULL; - psmd->dm_deformed = NULL; - psmd->totdmvert = psmd->totdmedge = psmd->totdmface = 0; -} -static void freeData(ModifierData *md) -{ - ParticleSystemModifierData *psmd = (ParticleSystemModifierData *) md; - - if (psmd->dm_final) { - psmd->dm_final->needsFree = true; - psmd->dm_final->release(psmd->dm_final); - psmd->dm_final = NULL; - if (psmd->dm_deformed) { - psmd->dm_deformed->needsFree = true; - psmd->dm_deformed->release(psmd->dm_deformed); - psmd->dm_deformed = NULL; - } - } - - /* ED_object_modifier_remove may have freed this first before calling - * modifier_free (which calls this function) */ - if (psmd->psys) - psmd->psys->flag |= PSYS_DELETE; -} -static void copyData(ModifierData *md, ModifierData *target) -{ -#if 0 - ParticleSystemModifierData *psmd = (ParticleSystemModifierData *) md; -#endif - ParticleSystemModifierData *tpsmd = (ParticleSystemModifierData *) target; - - modifier_copyData_generic(md, target); - - tpsmd->dm_final = NULL; - tpsmd->dm_deformed = NULL; - tpsmd->totdmvert = tpsmd->totdmedge = tpsmd->totdmface = 0; -} - -static CustomDataMask requiredDataMask(Object *UNUSED(ob), ModifierData *md) -{ - ParticleSystemModifierData *psmd = (ParticleSystemModifierData *) md; - return psys_emitter_customdata_mask(psmd->psys); -} - -/* saves the current emitter state for a particle system and calculates particles */ -static void deformVerts(ModifierData *md, Object *ob, - DerivedMesh *derivedData, - float (*vertexCos)[3], - int UNUSED(numVerts), - ModifierApplyFlag flag) -{ - DerivedMesh *dm = derivedData; - ParticleSystemModifierData *psmd = (ParticleSystemModifierData *) md; - ParticleSystem *psys = NULL; - bool needsFree = false; - /* float cfra = BKE_scene_frame_get(md->scene); */ /* UNUSED */ - - if (ob->particlesystem.first) - psys = psmd->psys; - else - return; - - if (!psys_check_enabled(ob, psys, (flag & MOD_APPLY_RENDER) != 0)) - return; - - if (dm == NULL) { - dm = get_dm(ob, NULL, NULL, vertexCos, false, true); - - if (!dm) - return; - - needsFree = true; - } - - /* clear old dm */ - if (psmd->dm_final) { - psmd->dm_final->needsFree = true; - psmd->dm_final->release(psmd->dm_final); - if (psmd->dm_deformed) { - psmd->dm_deformed->needsFree = 1; - psmd->dm_deformed->release(psmd->dm_deformed); - psmd->dm_deformed = NULL; - } - } - else if (psmd->flag & eParticleSystemFlag_file_loaded) { - /* in file read dm just wasn't saved in file so no need to reset everything */ - psmd->flag &= ~eParticleSystemFlag_file_loaded; - } - else { - /* no dm before, so recalc particles fully */ - psys->recalc |= PSYS_RECALC_RESET; - } - - /* make new dm */ - psmd->dm_final = CDDM_copy(dm); - CDDM_apply_vert_coords(psmd->dm_final, vertexCos); - CDDM_calc_normals(psmd->dm_final); - - if (needsFree) { - dm->needsFree = true; - dm->release(dm); - } - - /* protect dm */ - psmd->dm_final->needsFree = false; - - DM_ensure_tessface(psmd->dm_final); - - if (!psmd->dm_final->deformedOnly) { - /* XXX Think we can assume here that if current DM is not only-deformed, ob->deformedOnly has been set. - * This is awfully weak though. :| */ - if (ob->derivedDeform) { - psmd->dm_deformed = CDDM_copy(ob->derivedDeform); - } - else { /* Can happen in some cases, e.g. when rendering from Edit mode... */ - psmd->dm_deformed = CDDM_from_mesh((Mesh *)ob->data); - } - DM_ensure_tessface(psmd->dm_deformed); - } - - /* report change in mesh structure */ - if (psmd->dm_final->getNumVerts(psmd->dm_final) != psmd->totdmvert || - psmd->dm_final->getNumEdges(psmd->dm_final) != psmd->totdmedge || - psmd->dm_final->getNumTessFaces(psmd->dm_final) != psmd->totdmface) - { - psys->recalc |= PSYS_RECALC_RESET; - - psmd->totdmvert = psmd->dm_final->getNumVerts(psmd->dm_final); - psmd->totdmedge = psmd->dm_final->getNumEdges(psmd->dm_final); - psmd->totdmface = psmd->dm_final->getNumTessFaces(psmd->dm_final); - } - - if (!(ob->transflag & OB_NO_PSYS_UPDATE)) { - psmd->flag &= ~eParticleSystemFlag_psys_updated; - particle_system_update(md->scene, ob, psys, (flag & MOD_APPLY_RENDER) != 0); - psmd->flag |= eParticleSystemFlag_psys_updated; - } -} - -/* disabled particles in editmode for now, until support for proper derivedmesh - * updates is coded */ -#if 0 -static void deformVertsEM( - ModifierData *md, Object *ob, EditMesh *editData, - DerivedMesh *derivedData, float (*vertexCos)[3], int numVerts) -{ - DerivedMesh *dm = derivedData; - - if (!derivedData) dm = CDDM_from_editmesh(editData, ob->data); - - deformVerts(md, ob, dm, vertexCos, numVerts); - - if (!derivedData) dm->release(dm); -} -#endif - - -ModifierTypeInfo modifierType_ParticleSystem = { - /* name */ "ParticleSystem", - /* structName */ "ParticleSystemModifierData", - /* structSize */ sizeof(ParticleSystemModifierData), - /* type */ eModifierTypeType_OnlyDeform, - /* flags */ eModifierTypeFlag_AcceptsMesh | - eModifierTypeFlag_SupportsMapping | - eModifierTypeFlag_UsesPointCache /* | - eModifierTypeFlag_SupportsEditmode | - eModifierTypeFlag_EnableInEditmode */, - - /* copyData */ copyData, - /* deformVerts */ deformVerts, - /* deformVertsEM */ NULL, - /* deformMatrices */ NULL, - /* deformMatricesEM */ NULL, - /* applyModifier */ NULL, - /* applyModifierEM */ NULL, - /* initData */ initData, - /* requiredDataMask */ requiredDataMask, - /* freeData */ freeData, - /* isDisabled */ NULL, - /* updateDepgraph */ NULL, - /* updateDepsgraph */ NULL, - /* dependsOnTime */ NULL, - /* dependsOnNormals */ NULL, - /* foreachObjectLink */ NULL, - /* foreachIDLink */ NULL, - /* foreachTexLink */ NULL, -}; 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