164 lines
4.8 KiB
C++
164 lines
4.8 KiB
C++
/* SPDX-FileCopyrightText: 2023 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup bke
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*
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* Used for copy/paste operator, (using a temporary file).
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*/
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#include <cstdlib>
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#include "MEM_guardedalloc.h"
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#include "DNA_scene_types.h"
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#include "DNA_screen_types.h"
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#include "DNA_userdef_types.h"
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#include "DNA_view3d_types.h"
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#include "DNA_windowmanager_types.h"
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#include "BLI_blenlib.h"
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#include "BLI_utildefines.h"
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#include "IMB_imbuf.h"
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#include "IMB_moviecache.h"
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#include "BKE_blender_copybuffer.h" /* own include */
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#include "BKE_blendfile.h"
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#include "BKE_blendfile_link_append.h"
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#include "BKE_context.hh"
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#include "BKE_global.h"
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#include "BKE_layer.h"
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#include "BKE_lib_id.h"
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#include "BKE_main.h"
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#include "BKE_scene.h"
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#include "DEG_depsgraph.hh"
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#include "DEG_depsgraph_build.hh"
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#include "BLO_readfile.h"
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#include "BLO_writefile.hh"
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#include "IMB_colormanagement.h"
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/* -------------------------------------------------------------------- */
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/** \name Copy/Paste `.blend`, partial saves.
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* \{ */
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void BKE_copybuffer_copy_begin(Main *bmain_src)
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{
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BKE_blendfile_write_partial_begin(bmain_src);
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}
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void BKE_copybuffer_copy_tag_ID(ID *id)
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{
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BKE_blendfile_write_partial_tag_ID(id, true);
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}
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bool BKE_copybuffer_copy_end(Main *bmain_src, const char *filename, ReportList *reports)
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{
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const int write_flags = 0;
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const eBLO_WritePathRemap remap_mode = BLO_WRITE_PATH_REMAP_RELATIVE;
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bool retval = BKE_blendfile_write_partial(bmain_src, filename, write_flags, remap_mode, reports);
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BKE_blendfile_write_partial_end(bmain_src);
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return retval;
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}
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/* Common helper for paste functions. */
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static void copybuffer_append(BlendfileLinkAppendContext *lapp_context,
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Main *bmain,
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ReportList *reports)
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{
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/* Tag existing IDs in given `bmain_dst` as already existing. */
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BKE_main_id_tag_all(bmain, LIB_TAG_PRE_EXISTING, true);
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BKE_blendfile_link(lapp_context, reports);
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/* Mark all library linked objects to be updated. */
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BKE_main_lib_objects_recalc_all(bmain);
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IMB_colormanagement_check_file_config(bmain);
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/* Append, rather than linking */
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BKE_blendfile_append(lapp_context, reports);
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/* This must be unset, otherwise these object won't link into other scenes from this blend
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* file. */
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BKE_main_id_tag_all(bmain, LIB_TAG_PRE_EXISTING, false);
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/* Recreate dependency graph to include new objects. */
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DEG_relations_tag_update(bmain);
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}
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bool BKE_copybuffer_read(Main *bmain_dst,
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const char *libname,
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ReportList *reports,
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const uint64_t id_types_mask)
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{
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/* NOTE: No recursive append here (no `BLO_LIBLINK_APPEND_RECURSIVE`), external linked data
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* should remain linked. */
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const int flag = 0;
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const int id_tag_extra = 0;
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LibraryLink_Params liblink_params;
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BLO_library_link_params_init(&liblink_params, bmain_dst, flag, id_tag_extra);
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BlendfileLinkAppendContext *lapp_context = BKE_blendfile_link_append_context_new(
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&liblink_params);
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BKE_blendfile_link_append_context_library_add(lapp_context, libname, nullptr);
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const int num_pasted = BKE_blendfile_link_append_context_item_idtypes_from_library_add(
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lapp_context, reports, id_types_mask, 0);
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if (num_pasted == BLENDFILE_LINK_APPEND_INVALID) {
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BKE_blendfile_link_append_context_free(lapp_context);
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return false;
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}
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copybuffer_append(lapp_context, bmain_dst, reports);
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BKE_blendfile_link_append_context_free(lapp_context);
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return true;
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}
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int BKE_copybuffer_paste(bContext *C,
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const char *libname,
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const int flag,
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ReportList *reports,
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const uint64_t id_types_mask)
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{
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Main *bmain = CTX_data_main(C);
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Scene *scene = CTX_data_scene(C);
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ViewLayer *view_layer = CTX_data_view_layer(C);
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View3D *v3d = CTX_wm_view3d(C); /* may be nullptr. */
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const int id_tag_extra = 0;
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/* NOTE: No recursive append here, external linked data should remain linked. */
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BLI_assert((flag & BLO_LIBLINK_APPEND_RECURSIVE) == 0);
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LibraryLink_Params liblink_params;
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BLO_library_link_params_init_with_context(
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&liblink_params, bmain, flag, id_tag_extra, scene, view_layer, v3d);
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BlendfileLinkAppendContext *lapp_context = BKE_blendfile_link_append_context_new(
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&liblink_params);
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BKE_blendfile_link_append_context_library_add(lapp_context, libname, nullptr);
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const int num_pasted = BKE_blendfile_link_append_context_item_idtypes_from_library_add(
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lapp_context, reports, id_types_mask, 0);
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if (num_pasted == BLENDFILE_LINK_APPEND_INVALID) {
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BKE_blendfile_link_append_context_free(lapp_context);
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return 0;
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}
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BKE_view_layer_base_deselect_all(scene, view_layer);
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copybuffer_append(lapp_context, bmain, reports);
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BKE_blendfile_link_append_context_free(lapp_context);
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return num_pasted;
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}
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/** \} */
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