diff options
author | Campbell Barton <ideasman42@gmail.com> | 2018-03-19 20:06:27 +0300 |
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committer | Campbell Barton <ideasman42@gmail.com> | 2018-03-19 20:14:05 +0300 |
commit | 5e81d993afadc6b5d37410e91998395caf1d1281 (patch) | |
tree | ec57394bb9e74110a21b086678535e17c65524db /source/blender/editors/physics/particle_edit_undo.c | |
parent | b5bf3011bf3851d1e68dbcdde310fff04dc3f2f5 (diff) | |
parent | a3486e735f7e5af6ca78dafc8608cced5a121096 (diff) |
Merge branch 'master' into blender2.8
Diffstat (limited to 'source/blender/editors/physics/particle_edit_undo.c')
-rw-r--r-- | source/blender/editors/physics/particle_edit_undo.c | 342 |
1 files changed, 342 insertions, 0 deletions
diff --git a/source/blender/editors/physics/particle_edit_undo.c b/source/blender/editors/physics/particle_edit_undo.c new file mode 100644 index 00000000000..7089e840a05 --- /dev/null +++ b/source/blender/editors/physics/particle_edit_undo.c @@ -0,0 +1,342 @@ +/* + * ***** 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) 2007 by Janne Karhu. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL LICENSE BLOCK ***** + */ + +/** \file blender/editors/physics/particle_edit_undo.c + * \ingroup edphys + */ + +#include <stdlib.h> +#include <math.h> +#include <string.h> +#include <assert.h> + +#include "MEM_guardedalloc.h" + +#include "DNA_scene_types.h" +#include "DNA_meshdata_types.h" + +#include "BLI_listbase.h" +#include "BLI_string.h" +#include "BLI_utildefines.h" + +#include "BKE_global.h" +#include "BKE_particle.h" +#include "BKE_pointcache.h" + +#include "DEG_depsgraph.h" + +#include "ED_particle.h" + +#include "particle_edit_utildefines.h" + +#include "physics_intern.h" + + +static void free_PTCacheUndo(PTCacheUndo *undo) +{ + PTCacheEditPoint *point; + int i; + + for (i=0, point=undo->points; i<undo->totpoint; i++, point++) { + if (undo->particles && (undo->particles + i)->hair) + MEM_freeN((undo->particles + i)->hair); + if (point->keys) + MEM_freeN(point->keys); + } + if (undo->points) + MEM_freeN(undo->points); + + if (undo->particles) + MEM_freeN(undo->particles); + + BKE_ptcache_free_mem(&undo->mem_cache); +} + +static void make_PTCacheUndo(PTCacheEdit *edit, PTCacheUndo *undo) +{ + PTCacheEditPoint *point; + int i; + + undo->totpoint= edit->totpoint; + + if (edit->psys) { + ParticleData *pa; + + pa= undo->particles= MEM_dupallocN(edit->psys->particles); + + for (i=0; i<edit->totpoint; i++, pa++) + pa->hair= MEM_dupallocN(pa->hair); + + undo->psys_flag = edit->psys->flag; + } + else { + PTCacheMem *pm; + + BLI_duplicatelist(&undo->mem_cache, &edit->pid.cache->mem_cache); + pm = undo->mem_cache.first; + + for (; pm; pm=pm->next) { + for (i=0; i<BPHYS_TOT_DATA; i++) + pm->data[i] = MEM_dupallocN(pm->data[i]); + } + } + + point= undo->points = MEM_dupallocN(edit->points); + undo->totpoint = edit->totpoint; + + for (i=0; i<edit->totpoint; i++, point++) { + point->keys= MEM_dupallocN(point->keys); + /* no need to update edit key->co & key->time pointers here */ + } +} + +static void get_PTCacheUndo(PTCacheEdit *edit, PTCacheUndo *undo) +{ + ParticleSystem *psys = edit->psys; + ParticleData *pa; + HairKey *hkey; + POINT_P; KEY_K; + + LOOP_POINTS { + if (psys && psys->particles[p].hair) + MEM_freeN(psys->particles[p].hair); + + if (point->keys) + MEM_freeN(point->keys); + } + if (psys && psys->particles) + MEM_freeN(psys->particles); + if (edit->points) + MEM_freeN(edit->points); + if (edit->mirror_cache) { + MEM_freeN(edit->mirror_cache); + edit->mirror_cache= NULL; + } + + edit->points= MEM_dupallocN(undo->points); + edit->totpoint = undo->totpoint; + + LOOP_POINTS { + point->keys= MEM_dupallocN(point->keys); + } + + if (psys) { + psys->particles= MEM_dupallocN(undo->particles); + + psys->totpart= undo->totpoint; + + LOOP_POINTS { + pa = psys->particles + p; + hkey= pa->hair = MEM_dupallocN(pa->hair); + + LOOP_KEYS { + key->co= hkey->co; + key->time= &hkey->time; + hkey++; + } + } + + psys->flag = undo->psys_flag; + } + else { + PTCacheMem *pm; + int i; + + BKE_ptcache_free_mem(&edit->pid.cache->mem_cache); + + BLI_duplicatelist(&edit->pid.cache->mem_cache, &undo->mem_cache); + + pm = edit->pid.cache->mem_cache.first; + + for (; pm; pm=pm->next) { + for (i=0; i<BPHYS_TOT_DATA; i++) + pm->data[i] = MEM_dupallocN(pm->data[i]); + + BKE_ptcache_mem_pointers_init(pm); + + LOOP_POINTS { + LOOP_KEYS { + if ((int)key->ftime == (int)pm->frame) { + key->co = pm->cur[BPHYS_DATA_LOCATION]; + key->vel = pm->cur[BPHYS_DATA_VELOCITY]; + key->rot = pm->cur[BPHYS_DATA_ROTATION]; + key->time = &key->ftime; + } + } + BKE_ptcache_mem_pointers_incr(pm); + } + } + } +} + +void PE_undo_push(Scene *scene, ViewLayer *view_layer, const char *str) +{ + PTCacheEdit *edit= PE_get_current(scene, view_layer, OBACT(view_layer)); + PTCacheUndo *undo; + int nr; + + if (!edit) return; + + /* remove all undos after (also when curundo==NULL) */ + while (edit->undo.last != edit->curundo) { + undo= edit->undo.last; + BLI_remlink(&edit->undo, undo); + free_PTCacheUndo(undo); + MEM_freeN(undo); + } + + /* make new */ + edit->curundo= undo= MEM_callocN(sizeof(PTCacheUndo), "particle undo file"); + BLI_strncpy(undo->name, str, sizeof(undo->name)); + BLI_addtail(&edit->undo, undo); + + /* and limit amount to the maximum */ + nr= 0; + undo= edit->undo.last; + while (undo) { + nr++; + if (nr==U.undosteps) break; + undo= undo->prev; + } + if (undo) { + while (edit->undo.first != undo) { + PTCacheUndo *first= edit->undo.first; + BLI_remlink(&edit->undo, first); + free_PTCacheUndo(first); + MEM_freeN(first); + } + } + + /* copy */ + make_PTCacheUndo(edit, edit->curundo); +} + +void PE_undo_step(Scene *scene, ViewLayer *view_layer, int step) +{ + PTCacheEdit *edit= PE_get_current(scene, view_layer, OBACT(view_layer)); + + if (!edit) return; + + if (step==0) { + get_PTCacheUndo(edit, edit->curundo); + } + else if (step==1) { + + if (edit->curundo==NULL || edit->curundo->prev==NULL) { + /* pass */ + } + else { + if (G.debug & G_DEBUG) printf("undo %s\n", edit->curundo->name); + edit->curundo= edit->curundo->prev; + get_PTCacheUndo(edit, edit->curundo); + } + } + else { + /* curundo has to remain current situation! */ + + if (edit->curundo==NULL || edit->curundo->next==NULL) { + /* pass */ + } + else { + get_PTCacheUndo(edit, edit->curundo->next); + edit->curundo= edit->curundo->next; + if (G.debug & G_DEBUG) printf("redo %s\n", edit->curundo->name); + } + } + + DEG_id_tag_update(&OBACT(view_layer)->id, OB_RECALC_DATA); +} + +bool PE_undo_is_valid(Scene *scene, ViewLayer *view_layer) +{ + PTCacheEdit *edit= PE_get_current(scene, view_layer, OBACT(view_layer)); + + if (edit) { + return (edit->undo.last != edit->undo.first); + } + return 0; +} + +void PTCacheUndo_clear(PTCacheEdit *edit) +{ + PTCacheUndo *undo; + + if (edit==NULL) return; + + undo= edit->undo.first; + while (undo) { + free_PTCacheUndo(undo); + undo= undo->next; + } + BLI_freelistN(&edit->undo); + edit->curundo= NULL; +} + +void PE_undo(Scene *scene, ViewLayer *view_layer) +{ + PE_undo_step(scene, view_layer, 1); +} + +void PE_redo(Scene *scene, ViewLayer *view_layer) +{ + PE_undo_step(scene, view_layer, -1); +} + +void PE_undo_number(Scene *scene, ViewLayer *view_layer, int nr) +{ + PTCacheEdit *edit= PE_get_current(scene, view_layer, OBACT(view_layer)); + PTCacheUndo *undo; + int a=0; + + for (undo= edit->undo.first; undo; undo= undo->next, a++) { + if (a==nr) break; + } + edit->curundo= undo; + PE_undo_step(scene, view_layer, 0); +} + + +/* get name of undo item, return null if no item with this index */ +/* if active pointer, set it to 1 if true */ +const char *PE_undo_get_name(Scene *scene, ViewLayer *view_layer, int nr, bool *r_active) +{ + PTCacheEdit *edit= PE_get_current(scene, view_layer, OBACT(view_layer)); + PTCacheUndo *undo; + + if (r_active) *r_active = false; + + if (edit) { + undo= BLI_findlink(&edit->undo, nr); + if (undo) { + if (r_active && (undo == edit->curundo)) { + *r_active = true; + } + return undo->name; + } + } + return NULL; +} |