[Bf-blender-cvs] [51812fb] master: Fix 48831, Step I: Mismatch issues bewteen ID icon and preview system.
Bastien Montagne
noreply at git.blender.org
Tue Jul 12 21:14:18 CEST 2016
Commit: 51812fb502c0a3034055df2c7b80e77dba5e91c3
Author: Bastien Montagne
Date: Tue Jul 12 17:49:30 2016 +0200
Branches: master
https://developer.blender.org/rB51812fb502c0a3034055df2c7b80e77dba5e91c3
Fix 48831, Step I: Mismatch issues bewteen ID icon and preview system.
- icon_id from ID and PreviewImage were not guaranteed to be in sync.
- PreviewImage one was not reset on file read.
- Through RNA e.g., it was possible to ensure an ID icon via its preview image,
which was running code designed for custom previews/icons system, instead
of generating correct 'auto ID icon'.
===================================================================
M source/blender/blenkernel/BKE_icons.h
M source/blender/blenkernel/intern/icons.c
M source/blender/blenloader/intern/readfile.c
M source/blender/makesrna/intern/rna_ID.c
===================================================================
diff --git a/source/blender/blenkernel/BKE_icons.h b/source/blender/blenkernel/BKE_icons.h
index 763a387..7839b9e 100644
--- a/source/blender/blenkernel/BKE_icons.h
+++ b/source/blender/blenkernel/BKE_icons.h
@@ -55,7 +55,7 @@ void BKE_icons_init(int first_dyn_id);
/* return icon id for library object or create new icon if not found */
int BKE_icon_id_ensure(struct ID *id);
-int BKE_icon_preview_ensure(struct PreviewImage *preview);
+int BKE_icon_preview_ensure(struct ID *id, struct PreviewImage *preview);
/* retrieve icon for id */
struct Icon *BKE_icon_get(int icon_id);
diff --git a/source/blender/blenkernel/intern/icons.c b/source/blender/blenkernel/intern/icons.c
index f3e86b4..63055dc 100644
--- a/source/blender/blenkernel/intern/icons.c
+++ b/source/blender/blenkernel/intern/icons.c
@@ -423,10 +423,26 @@ void BKE_icon_changed(int id)
}
}
-int BKE_icon_id_ensure(struct ID *id)
+static int icon_id_ensure_create_icon(struct ID *id)
{
Icon *new_icon = NULL;
+ new_icon = MEM_mallocN(sizeof(Icon), __func__);
+
+ new_icon->obj = id;
+ new_icon->type = GS(id->name);
+
+ /* next two lines make sure image gets created */
+ new_icon->drawinfo = NULL;
+ new_icon->drawinfo_free = NULL;
+
+ BLI_ghash_insert(gIcons, SET_INT_IN_POINTER(id->icon_id), new_icon);
+
+ return id->icon_id;
+}
+
+int BKE_icon_id_ensure(struct ID *id)
+{
if (!id || G.background)
return 0;
@@ -440,32 +456,39 @@ int BKE_icon_id_ensure(struct ID *id)
return 0;
}
- new_icon = MEM_mallocN(sizeof(Icon), __func__);
-
- new_icon->obj = id;
- new_icon->type = GS(id->name);
-
- /* next two lines make sure image gets created */
- new_icon->drawinfo = NULL;
- new_icon->drawinfo_free = NULL;
+ /* Ensure we synchronize ID icon_id with its previewimage if it has one. */
+ PreviewImage **p_prv = BKE_previewimg_id_get_p(id);
+ if (p_prv && *p_prv) {
+ BLI_assert(ELEM((*p_prv)->icon_id, 0, id->icon_id));
+ (*p_prv)->icon_id = id->icon_id;
+ }
- BLI_ghash_insert(gIcons, SET_INT_IN_POINTER(id->icon_id), new_icon);
-
- return id->icon_id;
+ return icon_id_ensure_create_icon(id);
}
/**
* Return icon id of given preview, or create new icon if not found.
*/
-int BKE_icon_preview_ensure(PreviewImage *preview)
+int BKE_icon_preview_ensure(ID *id, PreviewImage *preview)
{
Icon *new_icon = NULL;
if (!preview || G.background)
return 0;
- if (preview->icon_id)
+ if (id) {
+ BLI_assert(BKE_previewimg_id_ensure(id) == preview);
+ }
+
+ if (preview->icon_id) {
+ BLI_assert(!id || !id->icon_id || id->icon_id == preview->icon_id);
return preview->icon_id;
+ }
+
+ if (id && id->icon_id) {
+ preview->icon_id = id->icon_id;
+ return preview->icon_id;
+ }
preview->icon_id = get_next_free_id();
@@ -474,6 +497,12 @@ int BKE_icon_preview_ensure(PreviewImage *preview)
return 0;
}
+ /* Ensure we synchronize ID icon_id with its previewimage if available, and generate suitable 'ID' icon. */
+ if (id) {
+ id->icon_id = preview->icon_id;
+ return icon_id_ensure_create_icon(id);
+ }
+
new_icon = MEM_mallocN(sizeof(Icon), __func__);
new_icon->obj = preview;
diff --git a/source/blender/blenloader/intern/readfile.c b/source/blender/blenloader/intern/readfile.c
index 059dce2..4ef30fe 100644
--- a/source/blender/blenloader/intern/readfile.c
+++ b/source/blender/blenloader/intern/readfile.c
@@ -2144,6 +2144,7 @@ static PreviewImage *direct_link_preview_image(FileData *fd, PreviewImage *old_p
}
prv->gputexture[i] = NULL;
}
+ prv->icon_id = 0;
}
return prv;
diff --git a/source/blender/makesrna/intern/rna_ID.c b/source/blender/makesrna/intern/rna_ID.c
index d67929b..332ca19 100644
--- a/source/blender/makesrna/intern/rna_ID.c
+++ b/source/blender/makesrna/intern/rna_ID.c
@@ -698,7 +698,7 @@ static void rna_ImagePreview_icon_pixels_float_set(PointerRNA *ptr, const float
static int rna_ImagePreview_icon_id_get(PointerRNA *ptr)
{
/* Using a callback here allows us to only generate icon matching that preview when icon_id is requested. */
- return BKE_icon_preview_ensure((PreviewImage *)(ptr->data));
+ return BKE_icon_preview_ensure(ptr->id.data, (PreviewImage *)(ptr->data));
}
static void rna_ImagePreview_icon_reload(PreviewImage *prv)
{
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