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Diffstat (limited to 'source/blender/blenkernel/intern/group.c')
| -rw-r--r-- | source/blender/blenkernel/intern/group.c | 379 |
1 files changed, 0 insertions, 379 deletions
diff --git a/source/blender/blenkernel/intern/group.c b/source/blender/blenkernel/intern/group.c deleted file mode 100644 index 62f608f8565..00000000000 --- a/source/blender/blenkernel/intern/group.c +++ /dev/null @@ -1,379 +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) 2001-2002 by NaN Holding BV. - * All rights reserved. - * - * The Original Code is: all of this file. - * - * Contributor(s): none yet. - * - * ***** END GPL LICENSE BLOCK ***** - */ - -/** \file blender/blenkernel/intern/group.c - * \ingroup bke - */ - - -#include <stdio.h> -#include <string.h> -#include <math.h> - -#include "MEM_guardedalloc.h" - -#include "DNA_group_types.h" -#include "DNA_material_types.h" -#include "DNA_object_types.h" -#include "DNA_scene_types.h" -#include "DNA_particle_types.h" - -#include "BLI_blenlib.h" -#include "BLI_utildefines.h" - - -#include "BKE_depsgraph.h" -#include "BKE_global.h" -#include "BKE_group.h" -#include "BKE_icons.h" -#include "BKE_library.h" -#include "BKE_main.h" -#include "BKE_object.h" -#include "BKE_scene.h" /* BKE_scene_base_find */ - -static void free_group_object(GroupObject *go) -{ - MEM_freeN(go); -} - -/** Free (or release) any data used by this group (does not free the group itself). */ -void BKE_group_free(Group *group) -{ - /* don't free group itself */ - GroupObject *go; - - /* No animdata here. */ - - while ((go = BLI_pophead(&group->gobject))) { - free_group_object(go); - } - - BKE_previewimg_free(&group->preview); -} - -Group *BKE_group_add(Main *bmain, const char *name) -{ - Group *group; - - group = BKE_libblock_alloc(bmain, ID_GR, name, 0); - id_us_min(&group->id); - id_us_ensure_real(&group->id); - group->layer = (1 << 20) - 1; - - group->preview = NULL; - - return group; -} - -/** - * Only copy internal data of Group ID from source to already allocated/initialized destination. - * You probably nerver want to use that directly, use id_copy or BKE_id_copy_ex for typical needs. - * - * WARNING! This function will not handle ID user count! - * - * \param flag Copying options (see BKE_library.h's LIB_ID_COPY_... flags for more). - */ -void BKE_group_copy_data(Main *UNUSED(bmain), Group *group_dst, const Group *group_src, const int flag) -{ - BLI_duplicatelist(&group_dst->gobject, &group_src->gobject); - - /* Do not copy group's preview (same behavior as for objects). */ - if ((flag & LIB_ID_COPY_NO_PREVIEW) == 0 && false) { /* XXX TODO temp hack */ - BKE_previewimg_id_copy(&group_dst->id, &group_src->id); - } - else { - group_dst->preview = NULL; - } -} - -Group *BKE_group_copy(Main *bmain, const Group *group) -{ - Group *group_copy; - BKE_id_copy_ex(bmain, &group->id, (ID **)&group_copy, 0, false); - return group_copy; -} - -void BKE_group_make_local(Main *bmain, Group *group, const bool lib_local) -{ - BKE_id_make_local_generic(bmain, &group->id, true, lib_local); -} - -/* external */ -static bool group_object_add_internal(Group *group, Object *ob) -{ - GroupObject *go; - - if (group == NULL || ob == NULL) { - return false; - } - - /* check if the object has been added already */ - if (BLI_findptr(&group->gobject, ob, offsetof(GroupObject, ob))) { - return false; - } - - go = MEM_callocN(sizeof(GroupObject), "groupobject"); - BLI_addtail(&group->gobject, go); - - go->ob = ob; - id_us_ensure_real(&go->ob->id); - - return true; -} - -bool BKE_group_object_add(Group *group, Object *object, Scene *scene, Base *base) -{ - if (group_object_add_internal(group, object)) { - if ((object->flag & OB_FROMGROUP) == 0) { - - if (scene && base == NULL) - base = BKE_scene_base_find(scene, object); - - object->flag |= OB_FROMGROUP; - - if (base) - base->flag |= OB_FROMGROUP; - } - return true; - } - else { - return false; - } -} - -/* also used for (ob == NULL) */ -static int group_object_unlink_internal(Group *group, Object *ob) -{ - GroupObject *go, *gon; - int removed = 0; - if (group == NULL) return 0; - - go = group->gobject.first; - while (go) { - gon = go->next; - if (go->ob == ob) { - BLI_remlink(&group->gobject, go); - free_group_object(go); - removed = 1; - /* should break here since an object being in a group twice cant happen? */ - } - go = gon; - } - return removed; -} - -static bool group_object_cyclic_check_internal(Object *object, Group *group) -{ - if (object->dup_group) { - Group *dup_group = object->dup_group; - if ((dup_group->id.tag & LIB_TAG_DOIT) == 0) { - /* Cycle already exists in groups, let's prevent further crappyness */ - return true; - } - /* flag the object to identify cyclic dependencies in further dupli groups */ - dup_group->id.tag &= ~LIB_TAG_DOIT; - - if (dup_group == group) - return true; - else { - GroupObject *gob; - for (gob = dup_group->gobject.first; gob; gob = gob->next) { - if (group_object_cyclic_check_internal(gob->ob, group)) { - return true; - } - } - } - - /* un-flag the object, it's allowed to have the same group multiple times in parallel */ - dup_group->id.tag |= LIB_TAG_DOIT; - } - - return false; -} - -bool BKE_group_object_cyclic_check(Main *bmain, Object *object, Group *group) -{ - /* first flag all groups */ - BKE_main_id_tag_listbase(&bmain->group, LIB_TAG_DOIT, true); - - return group_object_cyclic_check_internal(object, group); -} - -bool BKE_group_object_unlink(Main *bmain, Group *group, Object *object, Scene *scene, Base *base) -{ - if (group_object_unlink_internal(group, object)) { - /* object can be NULL */ - if (object && BKE_group_object_find(bmain, NULL, object) == NULL) { - if (scene && base == NULL) - base = BKE_scene_base_find(scene, object); - - object->flag &= ~OB_FROMGROUP; - - if (base) - base->flag &= ~OB_FROMGROUP; - } - return true; - } - else { - return false; - } -} - -bool BKE_group_object_exists(Group *group, Object *ob) -{ - if (group == NULL || ob == NULL) { - return false; - } - else { - return (BLI_findptr(&group->gobject, ob, offsetof(GroupObject, ob)) != NULL); - } -} - -Group *BKE_group_object_find(Main *bmain, Group *group, Object *ob) -{ - if (group) - group = group->id.next; - else - group = bmain->group.first; - - while (group) { - if (BKE_group_object_exists(group, ob)) - return group; - group = group->id.next; - } - return NULL; -} - -bool BKE_group_is_animated(Group *group, Object *UNUSED(parent)) -{ - GroupObject *go; - -#if 0 /* XXX OLD ANIMSYS, NLASTRIPS ARE NO LONGER USED */ - if (parent->nlastrips.first) - return 1; -#endif - - for (go = group->gobject.first; go; go = go->next) - if (go->ob && go->ob->proxy) - return true; - - return false; -} - -#if 0 // add back when timeoffset & animsys work again -/* only replaces object strips or action when parent nla instructs it */ -/* keep checking nla.c though, in case internal structure of strip changes */ -static void group_replaces_nla(Object *parent, Object *target, char mode) -{ - static ListBase nlastrips = {NULL, NULL}; - static bAction *action = NULL; - static bool done = false; - bActionStrip *strip, *nstrip; - - if (mode == 's') { - - for (strip = parent->nlastrips.first; strip; strip = strip->next) { - if (strip->object == target) { - if (done == 0) { - /* clear nla & action from object */ - nlastrips = target->nlastrips; - BLI_listbase_clear(&target->nlastrips); - action = target->action; - target->action = NULL; - target->nlaflag |= OB_NLA_OVERRIDE; - done = true; - } - nstrip = MEM_dupallocN(strip); - BLI_addtail(&target->nlastrips, nstrip); - } - } - } - else if (mode == 'e') { - if (done) { - BLI_freelistN(&target->nlastrips); - target->nlastrips = nlastrips; - target->action = action; - - BLI_listbase_clear(&nlastrips); /* not needed, but yah... :) */ - action = NULL; - done = false; - } - } -} -#endif - -/* puts all group members in local timing system, after this call - * you can draw everything, leaves tags in objects to signal it needs further updating */ - -/* note: does not work for derivedmesh and render... it recreates all again in convertblender.c */ -void BKE_group_handle_recalc_and_update( - Main *bmain, EvaluationContext *eval_ctx, Scene *scene, Object *UNUSED(parent), Group *group) -{ - GroupObject *go; - -#if 0 /* warning, isn't clearing the recalc flag on the object which causes it to run all the time, - * not just on frame change. - * This isn't working because the animation data is only re-evaluated on frame change so commenting for now - * but when its enabled at some point it will need to be changed so as not to update so much - campbell */ - - /* if animated group... */ - if (parent->nlastrips.first) { - int cfrao; - - /* switch to local time */ - cfrao = scene->r.cfra; - - /* we need a DAG per group... */ - for (go = group->gobject.first; go; go = go->next) { - if (go->ob && go->recalc) { - go->ob->recalc = go->recalc; - - group_replaces_nla(parent, go->ob, 's'); - BKE_object_handle_update(eval_ctx, scene, go->ob); - group_replaces_nla(parent, go->ob, 'e'); - - /* leave recalc tags in case group members are in normal scene */ - go->ob->recalc = go->recalc; - } - } - - /* restore */ - scene->r.cfra = cfrao; - } - else -#endif - { - /* only do existing tags, as set by regular depsgraph */ - for (go = group->gobject.first; go; go = go->next) { - if (go->ob) { - if (go->ob->recalc) { - BKE_object_handle_update(bmain, eval_ctx, scene, go->ob); - } - } - } - } -} |