source/blender/asset_system/AS_asset_library.hh

@@ -67,6 +67,9 @@ class AssetLibrary {
 
   std::unique_ptr<AssetCatalogService> catalog_service;
 
+  /** Assets owned by this library should never be linked. */
+  bool never_link = false;
+
   friend class AssetLibraryService;
 
  public:

source/blender/asset_system/AS_asset_representation.h

@@ -22,6 +22,8 @@ const char *AS_asset_representation_name_get(const AssetRepresentation *asset)
 AssetMetaData *AS_asset_representation_metadata_get(const AssetRepresentation *asset)
     ATTR_WARN_UNUSED_RESULT;
 bool AS_asset_representation_is_local_id(const AssetRepresentation *asset) ATTR_WARN_UNUSED_RESULT;
+bool AS_asset_representation_is_never_link(const AssetRepresentation *asset)
+    ATTR_WARN_UNUSED_RESULT;
 
 #ifdef __cplusplus
 }

source/blender/asset_system/AS_essentials_library.hh

@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+/** \file
+ * \ingroup asset_system
+ */
+
+#pragma once
+
+#include "BLI_string_ref.hh"
+
+namespace blender::asset_system {
+
+StringRefNull essentials_directory_path();
+
+}

source/blender/asset_system/CMakeLists.txt

@@ -17,6 +17,7 @@ set(SRC
   intern/asset_catalog.cc
   intern/asset_catalog_path.cc
   intern/asset_catalog_tree.cc
+  intern/asset_essentials_library.cc
   intern/asset_identifier.cc
   intern/asset_library.cc
   intern/asset_library_service.cc
@@ -30,6 +31,7 @@ set(SRC
   AS_asset_identifier.hh
   AS_asset_library.hh
   AS_asset_representation.hh
+  AS_essentials_library.hh
   intern/asset_library_service.hh
   intern/asset_storage.hh
   intern/utils.hh

source/blender/asset_system/intern/asset_essentials_library.cc

@@ -0,0 +1,24 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+/** \file
+ * \ingroup asset_system
+ */
+
+#include "BLI_path_util.h"
+
+#include "BKE_appdir.h"
+
+#include "AS_essentials_library.hh"
+
+namespace blender::asset_system {
+
+StringRefNull essentials_directory_path()
+{
+  static std::string path = []() {
+    const char *datafiles_path = BKE_appdir_folder_id(BLENDER_DATAFILES, "assets");
+    return datafiles_path;
+  }();
+  return path;
+}
+
+}  // namespace blender::asset_system

source/blender/asset_system/intern/asset_library.cc

@@ -260,6 +260,12 @@ StringRefNull AssetLibrary::root_path() const
 Vector<AssetLibraryReference> all_valid_asset_library_refs()
 {
   Vector<AssetLibraryReference> result;
+  {
+    AssetLibraryReference library_ref{};
+    library_ref.custom_library_index = -1;
+    library_ref.type = ASSET_LIBRARY_ESSENTIALS;
+    result.append(library_ref);
+  }
   int i;
   LISTBASE_FOREACH_INDEX (const bUserAssetLibrary *, asset_library, &U.asset_libraries, i) {
     if (!BLI_is_dir(asset_library->path)) {

source/blender/asset_system/intern/asset_library_service.cc

@@ -16,6 +16,7 @@
 
 #include "AS_asset_catalog_tree.hh"
 #include "AS_asset_library.hh"
+#include "AS_essentials_library.hh"
 #include "asset_library_service.hh"
 #include "utils.hh"
 
@@ -60,6 +61,12 @@ AssetLibrary *AssetLibraryService::get_asset_library(
   const eAssetLibraryType type = eAssetLibraryType(library_reference.type);
 
   switch (type) {
+    case ASSET_LIBRARY_ESSENTIALS: {
+      const StringRefNull root_path = essentials_directory_path();
+      AssetLibrary *asset_library = get_asset_library_on_disk(root_path);
+      asset_library->never_link = true;
+      return asset_library;
+    }
     case ASSET_LIBRARY_LOCAL: {
       /* For the "Current File" library  we get the asset library root path based on main. */
       std::string root_path = bmain ? AS_asset_library_find_suitable_root_path_from_main(bmain) :

source/blender/asset_system/intern/asset_representation.cc

@@ -10,6 +10,7 @@
 #include "DNA_asset_types.h"
 
 #include "AS_asset_identifier.hh"
+#include "AS_asset_library.hh"
 #include "AS_asset_representation.h"
 #include "AS_asset_representation.hh"
 
@@ -126,4 +127,11 @@ bool AS_asset_representation_is_local_id(const AssetRepresentation *asset_handle
   return asset->is_local_id();
 }
 
+bool AS_asset_representation_is_never_link(const AssetRepresentation *asset_handle)
+{
+  const asset_system::AssetRepresentation *asset =
+      reinterpret_cast<const asset_system::AssetRepresentation *>(asset_handle);
+  return asset->owner_asset_library().never_link;
+}
+
 /** \} */

source/blender/editors/asset/intern/asset_library_reference_enum.cc

@@ -47,7 +47,7 @@ AssetLibraryReference ED_asset_library_reference_from_enum_value(int value)
   if (value < ASSET_LIBRARY_CUSTOM) {
     library.type = value;
     library.custom_library_index = -1;
-    BLI_assert(ELEM(value, ASSET_LIBRARY_ALL, ASSET_LIBRARY_LOCAL));
+    BLI_assert(ELEM(value, ASSET_LIBRARY_ALL, ASSET_LIBRARY_LOCAL, ASSET_LIBRARY_ESSENTIALS));
     return library;
   }
 
@@ -87,6 +87,11 @@ const EnumPropertyItem *ED_asset_library_reference_to_rna_enum_itemf(const bool
          ICON_CURRENT_FILE,
          "Current File",
          "Show the assets currently available in this Blender session"},
+        {ASSET_LIBRARY_ESSENTIALS,
+         "ESSENTIALS",
+         ICON_NONE,
+         "Essentials",
+         "Show the basic building blocks and utilities coming with Blender"},
         {0, nullptr, 0, nullptr, nullptr},
     };
 

source/blender/editors/asset/intern/asset_list.cc

@@ -372,6 +372,7 @@ std::optional<eFileSelectType> AssetListStorage::asset_library_reference_to_file
   switch (eAssetLibraryType(library_reference.type)) {
     case ASSET_LIBRARY_ALL:
       return FILE_ASSET_LIBRARY_ALL;
+    case ASSET_LIBRARY_ESSENTIALS:
     case ASSET_LIBRARY_CUSTOM:
       return FILE_ASSET_LIBRARY;
     case ASSET_LIBRARY_LOCAL:

source/blender/editors/space_file/file_draw.c

@@ -55,6 +55,8 @@
 #include "GPU_immediate_util.h"
 #include "GPU_state.h"
 
+#include "AS_asset_representation.h"
+
 #include "filelist.h"
 
 #include "file_intern.h" /* own include */
@@ -126,6 +128,19 @@ static void draw_tile_background(const rcti *draw_rect, int colorid, int shade)
   UI_draw_roundbox_aa(&draw_rect_fl, true, 5.0f, color);
 }
 
+static eFileAssetImportType get_asset_import_type(const SpaceFile *sfile, const FileDirEntry *file)
+{
+  const FileAssetSelectParams *asset_params = ED_fileselect_get_asset_params(sfile);
+  BLI_assert(asset_params != NULL);
+  if (asset_params->import_type != FILE_ASSET_IMPORT_LINK) {
+    return asset_params->import_type;
+  }
+  if (AS_asset_representation_is_never_link(file->asset)) {
+    return FILE_ASSET_IMPORT_APPEND_REUSE;
+  }
+  return FILE_ASSET_IMPORT_LINK;
+}
+
 static void file_draw_icon(const SpaceFile *sfile,
                            uiBlock *block,
                            const FileDirEntry *file,
@@ -165,13 +180,10 @@ static void file_draw_icon(const SpaceFile *sfile,
       ImBuf *preview_image = filelist_file_getimage(file);
       char blend_path[FILE_MAX_LIBEXTRA];
       if (BLO_library_path_explode(path, blend_path, NULL, NULL)) {
-        const FileAssetSelectParams *asset_params = ED_fileselect_get_asset_params(sfile);
-        BLI_assert(asset_params != NULL);
-
         UI_but_drag_set_asset(but,
                               &(AssetHandle){.file_data = file},
                               BLI_strdup(blend_path),
-                              asset_params->import_type,
+                              get_asset_import_type(sfile, file),
                               icon,
                               preview_image,
                               UI_DPI_FAC);
@@ -558,13 +570,10 @@ static void file_draw_preview(const SpaceFile *sfile,
       char blend_path[FILE_MAX_LIBEXTRA];
 
       if (BLO_library_path_explode(path, blend_path, NULL, NULL)) {
-        const FileAssetSelectParams *asset_params = ED_fileselect_get_asset_params(sfile);
-        BLI_assert(asset_params != NULL);
-
         UI_but_drag_set_asset(but,
                               &(AssetHandle){.file_data = file},
                               BLI_strdup(blend_path),
-                              asset_params->import_type,
+                              get_asset_import_type(sfile, file),
                               icon,
                               imb,
                               scale);

source/blender/editors/space_file/filesel.cc

@@ -58,6 +58,8 @@
 #include "UI_interface_icons.h"
 #include "UI_view2d.h"
 
+#include "AS_essentials_library.hh"
+
 #include "file_intern.h"
 #include "filelist.h"
 
@@ -424,7 +426,13 @@ static void fileselect_refresh_asset_params(FileAssetSelectParams *asset_params)
     }
   }
 
-  switch (library->type) {
+  switch (eAssetLibraryType(library->type)) {
+    case ASSET_LIBRARY_ESSENTIALS:
+      BLI_strncpy(base_params->dir,
+                  blender::asset_system::essentials_directory_path().c_str(),
+                  sizeof(base_params->dir));
+      base_params->type = FILE_ASSET_LIBRARY;
+      break;
     case ASSET_LIBRARY_ALL:
       base_params->dir[0] = '\0';
       base_params->type = FILE_ASSET_LIBRARY_ALL;

source/blender/makesdna/DNA_asset_types.h

@@ -85,11 +85,11 @@ typedef struct AssetMetaData {
 } AssetMetaData;
 
 typedef enum eAssetLibraryType {
-  /* For the future. Display assets bundled with Blender by default. */
-  // ASSET_LIBRARY_BUNDLED = 0,
   /** Display assets from the current session (current "Main"). */
   ASSET_LIBRARY_LOCAL = 1,
   ASSET_LIBRARY_ALL = 2,
+  /** Display assets bundled with Blender by default. */
+  ASSET_LIBRARY_ESSENTIALS = 3,
 
   /** Display assets from custom asset libraries, as defined in the preferences
    * (#bUserAssetLibrary). The name will be taken from #FileSelectParams.asset_library_ref.idname

source/creator/CMakeLists.txt

@@ -1481,6 +1481,20 @@ install(
 )
 
 
+# -----------------------------------------------------------------------------
+# Bundle assets
+
+set(ASSET_BUNDLE_DIR ${CMAKE_SOURCE_DIR}/../lib/assets/publish/)
+
+if(EXISTS "${ASSET_BUNDLE_DIR}")
+  install(
+    DIRECTORY ${ASSET_BUNDLE_DIR}
+    DESTINATION ${TARGETDIR_VER}/datafiles/assets
+    PATTERN ".svn" EXCLUDE
+  )
+endif()
+
+
 # -----------------------------------------------------------------------------
 # Setup link libraries