Differential D12545 Diff 42242 source/blender/windowmanager/intern/wm_files_link.c

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source/blender/windowmanager/intern/wm_files_link.c

Show First 20 Lines • Show All 184 Lines • ▼ Show 20 Lines	typedef struct WMLinkAppendData {
/**		/**
* Combines #eFileSel_Params_Flag from DNA_space_types.h & #eBLOLibLinkFlags from BLO_readfile.h		* Combines #eFileSel_Params_Flag from DNA_space_types.h & #eBLOLibLinkFlags from BLO_readfile.h
*/		*/
int flag;		int flag;

/** Allows to easily find an existing items from an ID pointer. Used by append code. */		/** Allows to easily find an existing items from an ID pointer. Used by append code. */
GHash *new_id_to_item;		GHash *new_id_to_item;

		/** Runtime info used by append code to manage re-use of already appended matching IDs. */
		GHash *library_weak_reference_mapping;

/* Internal 'private' data */		/* Internal 'private' data */
MemArena *memarena;		MemArena *memarena;
} WMLinkAppendData;		} WMLinkAppendData;

typedef struct WMLinkAppendDataCallBack {		typedef struct WMLinkAppendDataCallBack {
WMLinkAppendData *lapp_data;		WMLinkAppendData *lapp_data;
WMLinkAppendDataItem *item;		WMLinkAppendDataItem *item;
ReportList *reports;		ReportList *reports;
Show All 24 Lines
}		}

static void wm_link_append_data_free(WMLinkAppendData *lapp_data)		static void wm_link_append_data_free(WMLinkAppendData *lapp_data)
{		{
if (lapp_data->new_id_to_item != NULL) {		if (lapp_data->new_id_to_item != NULL) {
BLI_ghash_free(lapp_data->new_id_to_item, NULL, NULL);		BLI_ghash_free(lapp_data->new_id_to_item, NULL, NULL);
}		}

		BLI_assert(lapp_data->library_weak_reference_mapping == NULL);

BLI_memarena_free(lapp_data->memarena);		BLI_memarena_free(lapp_data->memarena);
}		}

/* WARNING! Never call wm_link_append_data_library_add() after having added some items! */		/* WARNING! Never call wm_link_append_data_library_add() after having added some items! */

static void wm_link_append_data_library_add(WMLinkAppendData lapp_data, const char libname)		static void wm_link_append_data_library_add(WMLinkAppendData lapp_data, const char libname)
{		{
size_t len = strlen(libname) + 1;		size_t len = strlen(libname) + 1;
▲ Show 20 Lines • Show All 391 Lines • ▼ Show 20 Lines	for (itemlink = lapp_data->items.list; itemlink; itemlink = itemlink->next) {
WMLinkAppendDataItem *item = itemlink->link;		WMLinkAppendDataItem *item = itemlink->link;
ID *id = item->new_id;		ID *id = item->new_id;
if (id == NULL) {		if (id == NULL) {
continue;		continue;
}		}
BLI_ghash_insert(lapp_data->new_id_to_item, id, item);		BLI_ghash_insert(lapp_data->new_id_to_item, id, item);
}		}

		const bool do_reuse_existing_id = true;
		mont29AuthorUnsubmitted Done Inline Actions This will be false in initial commit, and API to use it for asset browser will be added afterward. mont29: This will be false in initial commit, and API to use it for asset browser will be added…
		lapp_data->library_weak_reference_mapping = BKE_main_library_weak_reference_create(bmain);

/* NOTE: Since we append items for IDs not already listed (i.e. implicitly linked indirect		/* NOTE: Since we append items for IDs not already listed (i.e. implicitly linked indirect
* dependencies), this list will grow and we will process those IDs later, leading to a flatten		* dependencies), this list will grow and we will process those IDs later, leading to a flatten
* recursive processing of all the linked dependencies. */		* recursive processing of all the linked dependencies. */
for (itemlink = lapp_data->items.list; itemlink; itemlink = itemlink->next) {		for (itemlink = lapp_data->items.list; itemlink; itemlink = itemlink->next) {
WMLinkAppendDataItem *item = itemlink->link;		WMLinkAppendDataItem *item = itemlink->link;
ID *id = item->new_id;		ID *id = item->new_id;
if (id == NULL) {		if (id == NULL) {
continue;		continue;
}		}
BLI_assert(item->customdata == NULL);		BLI_assert(item->customdata == NULL);

/* Clear tag previously used to mark IDs needing post-processing (instantiation of loose		/* Clear tag previously used to mark IDs needing post-processing (instantiation of loose
* objects etc.). */		* objects etc.). */
id->tag &= ~LIB_TAG_DOIT;		BLI_assert((id->tag & LIB_TAG_DOIT) == 0);

		ID *existing_local_id = BKE_idtype_idcode_append_is_reusable(GS(id->name)) ?
		BKE_main_library_weak_reference_search_item(
		lapp_data->library_weak_reference_mapping,
		id->lib->filepath,
		id->name) :
		NULL;

if (item->append_action != WM_APPEND_ACT_UNSET) {		if (item->append_action != WM_APPEND_ACT_UNSET) {
/* Already set, pass. */		/* Already set, pass. */
}		}
if (GS(id->name) == ID_OB && ((Object *)id)->proxy_from != NULL) {		if (GS(id->name) == ID_OB && ((Object *)id)->proxy_from != NULL) {
CLOG_INFO(&LOG, 3, "Appended ID '%s' is proxified, keeping it linked...", id->name);		CLOG_INFO(&LOG, 3, "Appended ID '%s' is proxified, keeping it linked...", id->name);
item->append_action = WM_APPEND_ACT_KEEP_LINKED;		item->append_action = WM_APPEND_ACT_KEEP_LINKED;
}		}
		/* Only re-use existing local ID for indirectly linked data, the ID explicitely selected by the
		* user we always fully append. */
		else if (do_reuse_existing_id && existing_local_id != NULL &&
		(item->append_tag & WM_APPEND_TAG_INDIRECT) != 0) {
		CLOG_INFO(&LOG, 3, "Appended ID '%s' as a matching local one, re-using it...", id->name);
		item->append_action = WM_APPEND_ACT_REUSE_LOCAL;
		item->customdata = existing_local_id;
		}
else if (id->tag & LIB_TAG_PRE_EXISTING) {		else if (id->tag & LIB_TAG_PRE_EXISTING) {
CLOG_INFO(&LOG, 3, "Appended ID '%s' was already linked, need to copy it...", id->name);		CLOG_INFO(&LOG, 3, "Appended ID '%s' was already linked, need to copy it...", id->name);
item->append_action = WM_APPEND_ACT_COPY_LOCAL;		item->append_action = WM_APPEND_ACT_COPY_LOCAL;
}		}
else {		else {
/* In future we could search for already existing matching local ID etc. */		/* In future we could search for already existing matching local ID etc. */
CLOG_INFO(&LOG, 3, "Appended ID '%s' will be made local...", id->name);		CLOG_INFO(&LOG, 3, "Appended ID '%s' will be made local...", id->name);
item->append_action = WM_APPEND_ACT_MAKE_LOCAL;		item->append_action = WM_APPEND_ACT_MAKE_LOCAL;
}		}

/* Only check dependencies if we are not keeping linked data, nor re-using existing local data.		/* Only check dependencies if we are not keeping linked data, nor re-using existing local data.
*/		*/
if (do_recursive &&		if (do_recursive &&
!ELEM(item->append_action, WM_APPEND_ACT_KEEP_LINKED, WM_APPEND_ACT_REUSE_LOCAL)) {		!ELEM(item->append_action, WM_APPEND_ACT_KEEP_LINKED, WM_APPEND_ACT_REUSE_LOCAL)) {
WMLinkAppendDataCallBack cb_data = {		WMLinkAppendDataCallBack cb_data = {
.lapp_data = lapp_data, .item = item, .reports = reports};		.lapp_data = lapp_data, .item = item, .reports = reports};
BKE_library_foreach_ID_link(		BKE_library_foreach_ID_link(
bmain, id, foreach_libblock_append_callback, &cb_data, IDWALK_NOP);		bmain, id, foreach_libblock_append_callback, &cb_data, IDWALK_NOP);
}		}

		/* If we found a matching existing local id but are not re-using it, we need to properly clear
		* its weak reference to linked data. */
		if (existing_local_id != NULL &&
		!ELEM(item->append_action, WM_APPEND_ACT_KEEP_LINKED, WM_APPEND_ACT_REUSE_LOCAL)) {
		BKE_main_library_weak_reference_remove_item(lapp_data->library_weak_reference_mapping,
		id->lib->filepath,
		id->name,
		existing_local_id);
		}
}		}

/* Effectively perform required operation on every linked ID. */		/* Effectively perform required operation on every linked ID. */
for (itemlink = lapp_data->items.list; itemlink; itemlink = itemlink->next) {		for (itemlink = lapp_data->items.list; itemlink; itemlink = itemlink->next) {
WMLinkAppendDataItem *item = itemlink->link;		WMLinkAppendDataItem *item = itemlink->link;
ID *id = item->new_id;		ID *id = item->new_id;
if (id == NULL) {		if (id == NULL) {
continue;		continue;
}		}

ID *local_appended_new_id = NULL;		ID *local_appended_new_id = NULL;
		char lib_filepath[FILE_MAX];
		BLI_strncpy(lib_filepath, id->lib->filepath, sizeof(lib_filepath));
		char lib_id_name[MAX_ID_NAME];
		BLI_strncpy(lib_id_name, id->name, sizeof(lib_id_name));

switch (item->append_action) {		switch (item->append_action) {
case WM_APPEND_ACT_COPY_LOCAL: {		case WM_APPEND_ACT_COPY_LOCAL: {
BKE_lib_id_make_local(		BKE_lib_id_make_local(
bmain, id, LIB_ID_MAKELOCAL_FULL_LIBRARY \| LIB_ID_MAKELOCAL_FORCE_COPY);		bmain, id, LIB_ID_MAKELOCAL_FULL_LIBRARY \| LIB_ID_MAKELOCAL_FORCE_COPY);
local_appended_new_id = id->newid;		local_appended_new_id = id->newid;
break;		break;
}		}
case WM_APPEND_ACT_MAKE_LOCAL:		case WM_APPEND_ACT_MAKE_LOCAL:
Show All 16 Lines	switch (item->append_action) {
CLOG_ERROR(		CLOG_ERROR(
&LOG, "Unexpected unset append action for '%s' ID, assuming 'keep link'", id->name);		&LOG, "Unexpected unset append action for '%s' ID, assuming 'keep link'", id->name);
break;		break;
default:		default:
BLI_assert(0);		BLI_assert(0);
}		}

if (local_appended_new_id != NULL) {		if (local_appended_new_id != NULL) {
		if (BKE_idtype_idcode_append_is_reusable(GS(local_appended_new_id->name))) {
		BKE_main_library_weak_reference_add_item(lapp_data->library_weak_reference_mapping,
		lib_filepath,
		lib_id_name,
		local_appended_new_id);
		}

if (GS(local_appended_new_id->name) == ID_OB) {		if (GS(local_appended_new_id->name) == ID_OB) {
BKE_rigidbody_ensure_local_object(bmain, (Object *)local_appended_new_id);		BKE_rigidbody_ensure_local_object(bmain, (Object *)local_appended_new_id);
}		}
if (set_fakeuser) {		if (set_fakeuser) {
if (!ELEM(GS(local_appended_new_id->name), ID_OB, ID_GR)) {		if (!ELEM(GS(local_appended_new_id->name), ID_OB, ID_GR)) {
/* Do not set fake user on objects nor collections (instancing). */		/* Do not set fake user on objects nor collections (instancing). */
id_fake_user_set(local_appended_new_id);		id_fake_user_set(local_appended_new_id);
}		}
}		}
}		}
}		}

		BKE_main_library_weak_reference_destroy(lapp_data->library_weak_reference_mapping);
		lapp_data->library_weak_reference_mapping = NULL;

/* Remap IDs as needed. */		/* Remap IDs as needed. */
for (itemlink = lapp_data->items.list; itemlink; itemlink = itemlink->next) {		for (itemlink = lapp_data->items.list; itemlink; itemlink = itemlink->next) {
WMLinkAppendDataItem *item = itemlink->link;		WMLinkAppendDataItem *item = itemlink->link;

if (item->append_action == WM_APPEND_ACT_KEEP_LINKED) {		if (item->append_action == WM_APPEND_ACT_KEEP_LINKED) {
continue;		continue;
}		}

ID *id = item->new_id;		ID *id = item->new_id;
if (id == NULL) {		if (id == NULL) {
continue;		continue;
}		}
if (item->append_action == WM_APPEND_ACT_COPY_LOCAL) {		if (ELEM(item->append_action, WM_APPEND_ACT_COPY_LOCAL, WM_APPEND_ACT_REUSE_LOCAL)) {
BLI_assert(ID_IS_LINKED(id));		BLI_assert(ID_IS_LINKED(id));
id = id->newid;		id = id->newid;
if (id == NULL) {		if (id == NULL) {
continue;		continue;
}		}
}		}

BLI_assert(!ID_IS_LINKED(id));		BLI_assert(!ID_IS_LINKED(id));
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