Commit: 57a5f2ef443d79d4394cf028a422392f1b7c1515
Author: Dalai Felinto
Date: Fri Dec 16 18:22:05 2016 +0100
Branches: render-layers
https://developer.blender.org/rB57a5f2ef443d79d4394cf028a422392f1b7c1515
Iterator util function
===================================================================
M source/blender/blenkernel/BKE_collection.h
M source/blender/blenkernel/intern/collection.c
M source/blender/blenkernel/intern/library_query.c
A source/blender/blenlib/BLI_iterator.h
M source/blender/blenlib/CMakeLists.txt
A source/blender/blenlib/intern/BLI_iterator.c
M source/blender/editors/object/object_relations.c
===================================================================
diff --git a/source/blender/blenkernel/BKE_collection.h
b/source/blender/blenkernel/BKE_collection.h
index 0d3f190..61d53da 100644
--- a/source/blender/blenkernel/BKE_collection.h
+++ b/source/blender/blenkernel/BKE_collection.h
@@ -27,10 +27,13 @@
* \ingroup bke
*/
+#include "BLI_iterator.h"
+
#ifdef __cplusplus
extern "C" {
#endif
+struct Iterator;
struct SceneCollection;
struct Object;
struct Scene;
@@ -45,6 +48,15 @@ void BKE_collection_object_remove(struct Scene *scene,
struct SceneCollection *s
typedef void (*BKE_scene_objects_Cb)(struct Object *ob, void *data);
void BKE_scene_objects_callback(struct Scene *scene, BKE_scene_objects_Cb
callback, void *data);
+/* iterators */
+void BKE_scene_objects_Iterator_begin(struct Iterator *iter, void *data);
+
+#define SCENE_OBJECTS_BEGIN(scene, _ob) \
+ ITER_BEGIN(BKE_scene_objects_Iterator_begin, scene, _ob)
+
+#define SCENE_OBJECTS_END \
+ ITER_END
+
#ifdef __cplusplus
}
#endif
diff --git a/source/blender/blenkernel/intern/collection.c
b/source/blender/blenkernel/intern/collection.c
index 4562583..8a7393b 100644
--- a/source/blender/blenkernel/intern/collection.c
+++ b/source/blender/blenkernel/intern/collection.c
@@ -25,6 +25,7 @@
*/
#include "BLI_blenlib.h"
+#include "BLI_iterator.h"
#include "BLI_listbase.h"
#include "BLT_translation.h"
@@ -248,3 +249,52 @@ void BKE_scene_objects_callback(Scene *scene,
BKE_scene_objects_Cb callback, voi
collection_objects_callback(sc, object_tag_clear, NULL);
collection_objects_callback(sc, callback, data);
}
+
+
+/* ---------------------------------------------------------------------- */
+/* Iteractors */
+
+/* sequence strip iterator:
+ * - builds a full array, recursively into meta strips
+ */
+
+static void scene_objects_count(Object *UNUSED(ob), void *data)
+{
+ int *tot = data;
+ (*tot)++;
+}
+
+static void scene_objects_build_array(Object *ob, void *data)
+{
+ Object ***array = data;
+ **array = ob;
+ (*array)++;
+}
+
+static void scene_objects_array(Scene *scene, Object ***objects_array, int
*tot)
+{
+ Object **array;
+
+ *objects_array = NULL;
+ *tot = 0;
+
+ if (scene == NULL)
+ return;
+
+ BKE_scene_objects_callback(scene, scene_objects_count, tot);
+
+ if (*tot == 0)
+ return;
+
+ *objects_array = array = MEM_mallocN(sizeof(Object *) * (*tot),
"ObjectsArray");
+ BKE_scene_objects_callback(scene, scene_objects_build_array, &array);
+}
+
+/*
+ * Only use this in non-performance critical situations
+ * (it iterates over all scene collections twice)
+ */
+void BKE_scene_objects_Iterator_begin(Iterator *iter, void *data)
+{
+ scene_objects_array(data, (Object ***)&iter->array, &iter->tot);
+}
diff --git a/source/blender/blenkernel/intern/library_query.c
b/source/blender/blenkernel/intern/library_query.c
index a161d9c..1601348 100644
--- a/source/blender/blenkernel/intern/library_query.c
+++ b/source/blender/blenkernel/intern/library_query.c
@@ -68,6 +68,7 @@
#include "BLI_linklist_stack.h"
#include "BKE_animsys.h"
+#include "BKE_collection.h"
#include "BKE_constraint.h"
#include "BKE_fcurve.h"
#include "BKE_library.h"
@@ -385,6 +386,15 @@ void BKE_library_foreach_ID_link(ID *id,
LibraryIDLinkCallback callback, void *u
CALLBACK_INVOKE(base->object,
IDWALK_USER);
}
+ {
+ Object* ob;
+ SCENE_OBJECTS_BEGIN(scene, ob)
+ {
+ CALLBACK_INVOKE(ob,
IDWALK_USER);
+ }
+ SCENE_OBJECTS_END
+ }
+
for (TimeMarker *marker = scene->markers.first;
marker; marker = marker->next) {
CALLBACK_INVOKE(marker->camera,
IDWALK_NOP);
}
diff --git a/source/blender/blenlib/BLI_iterator.h
b/source/blender/blenlib/BLI_iterator.h
new file mode 100644
index 0000000..86b885f
--- /dev/null
+++ b/source/blender/blenlib/BLI_iterator.h
@@ -0,0 +1,58 @@
+/*
+ * ***** 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.
+ *
+ * Contributor(s): Dalai Felinto
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#ifndef __BLI_ITERATOR_H__
+#define __BLI_ITERATOR_H__
+
+/** \file BLI_iterator.h
+ * \ingroup bli
+ */
+
+typedef struct Iterator {
+ void **array;
+ int tot, cur;
+
+ void *data;
+ int valid;
+} Iterator;
+
+typedef void (*IteratorCb)(Iterator *iter, void *data);
+
+void BLI_iterator_begin(Iterator *iter, IteratorCb callback, void *data);
+void BLI_iterator_next(Iterator *iter);
+void BLI_iterator_end(Iterator *iter);
+
+#define ITER_BEGIN(callback, _data_in, _data_out) \
+ {
\
+ Iterator iter_macro;
\
+ for (BLI_iterator_begin(&iter_macro, callback, _data_in);
\
+ iter_macro.valid;
\
+ BLI_iterator_next(&iter_macro))
\
+ {
\
+ _data_out = iter_macro.data;
+
+#define ITER_END \
+ }
\
+ BLI_iterator_end(&iter_macro);
\
+ }
+
+#endif /* __BLI_ITERATOR_H__ */
diff --git a/source/blender/blenlib/CMakeLists.txt
b/source/blender/blenlib/CMakeLists.txt
index 6e717a3..003ad9b 100644
--- a/source/blender/blenlib/CMakeLists.txt
+++ b/source/blender/blenlib/CMakeLists.txt
@@ -47,6 +47,7 @@ set(SRC
intern/BLI_ghash.c
intern/BLI_heap.c
intern/BLI_kdopbvh.c
+ intern/BLI_iterator.c
intern/BLI_kdtree.c
intern/BLI_linklist.c
intern/BLI_memarena.c
@@ -154,6 +155,7 @@ set(SRC
BLI_hash_md5.h
BLI_hash_mm2a.h
BLI_heap.h
+ BLI_iterator.h
BLI_jitter.h
BLI_kdopbvh.h
BLI_kdtree.h
diff --git a/source/blender/blenlib/intern/BLI_iterator.c
b/source/blender/blenlib/intern/BLI_iterator.c
new file mode 100644
index 0000000..83097de
--- /dev/null
+++ b/source/blender/blenlib/intern/BLI_iterator.c
@@ -0,0 +1,63 @@
+/*
+ * ***** 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.
+ *
+ * Contributor(s): Dalai Felinto
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/** \file blender/blenlib/intern/iterator.c
+ * \ingroup bli
+ *
+ * Iterator defines
+ */
+
+#include <string.h>
+
+#include "BLI_iterator.h"
+#include "MEM_guardedalloc.h"
+
+void BLI_iterator_begin(Iterator *iter, IteratorCb callback, void *data)
+{
+ memset(iter, 0, sizeof(*iter));
+ callback(iter, data);
+
+ if (iter->tot) {
+ iter->cur = 0;
+ iter->data = iter->array[iter->cur];
+ iter->valid = 1;
+ }
+}
+
+void BLI_iterator_next(Iterator *iter)
+{
+ if (++iter->cur < iter->tot) {
+ iter->data = iter->array[iter->cur];
+ }
+ else {
+ iter->valid = 0;
+ }
+}
+
+void BLI_iterator_end(Iterator *iter)
+{
+ if (iter->array) {
+ MEM_freeN(iter->array);
+ }
+ iter->valid = 0;
+}
+
diff --git a/source/blender/editors/object/object_relations.c
b/source/blender/editors/object/object_relations.c
index eb410ac..6722c8d 100644
--- a/source/blender/editors/object/object_relations.c
+++ b/source/blender/editors/object/object_relations.c
@@ -1849,17 +1849,20 @@ static void single_object_users(Main *bmain, Scene
*scene, View3D *v3d, const in
TODO_LAYER_SYNC_FILTER
}
-static void object_untag_OB_DONE(Object *ob, void *UNUSED(data))
-{
- ob->flag &= ~OB_DONE;
-}
-
/* not an especially efficient function, only added so the single user
* button can be functional.*/
void ED_object_single_user(Main *bmain, Scene *scene, Object *ob)
{
- BKE_scene_objects_callback(scene, object_untag_OB_DONE, NULL);
+ Object *ob_iter;
+ SCENE_OBJECTS_BEGIN(scene, ob_iter)
+ {
+ ob_iter->flag &= ~OB_DONE;
+ }
+ SCENE_OBJECTS_END
+
+ /* tag only the one object */
ob->flag |= OB_DONE;
+
single_object_users(bmain, scene, NULL, OB_DONE, false);
BKE_main_id_clear_newpoins(bmain);
}
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