217 lines
5.5 KiB
C
217 lines
5.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later
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* Copyright 2001-2002 NaN Holding BV. All rights reserved. */
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/** \file
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* \ingroup bke
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*/
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#include <stdlib.h>
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#include "MEM_guardedalloc.h"
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/* Allow using deprecated functionality for .blend file I/O. */
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#define DNA_DEPRECATED_ALLOW
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#include "DNA_anim_types.h"
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#include "DNA_defaults.h"
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#include "DNA_light_types.h"
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#include "DNA_material_types.h"
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#include "DNA_node_types.h"
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#include "DNA_object_types.h"
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#include "DNA_scene_types.h"
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#include "DNA_texture_types.h"
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#include "BLI_math.h"
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#include "BLI_utildefines.h"
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#include "BKE_anim_data.h"
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#include "BKE_colortools.h"
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#include "BKE_icons.h"
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#include "BKE_idtype.h"
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#include "BKE_lib_id.h"
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#include "BKE_lib_query.h"
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#include "BKE_light.h"
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#include "BKE_main.h"
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#include "BKE_node.h"
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#include "BLT_translation.h"
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#include "DEG_depsgraph.h"
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#include "BLO_read_write.h"
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static void light_init_data(ID *id)
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{
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Light *la = (Light *)id;
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BLI_assert(MEMCMP_STRUCT_AFTER_IS_ZERO(la, id));
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MEMCPY_STRUCT_AFTER(la, DNA_struct_default_get(Light), id);
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la->curfalloff = BKE_curvemapping_add(1, 0.0f, 1.0f, 1.0f, 0.0f);
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BKE_curvemapping_init(la->curfalloff);
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}
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/**
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* Only copy internal data of Light ID from source
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* to already allocated/initialized destination.
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* You probably never want to use that directly,
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* use #BKE_id_copy or #BKE_id_copy_ex for typical needs.
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*
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* WARNING! This function will not handle ID user count!
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*
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* \param flag: Copying options (see BKE_lib_id.h's LIB_ID_COPY_... flags for more).
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*/
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static void light_copy_data(Main *bmain, ID *id_dst, const ID *id_src, const int flag)
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{
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Light *la_dst = (Light *)id_dst;
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const Light *la_src = (const Light *)id_src;
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const bool is_localized = (flag & LIB_ID_CREATE_LOCAL) != 0;
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/* We always need allocation of our private ID data. */
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const int flag_private_id_data = flag & ~LIB_ID_CREATE_NO_ALLOCATE;
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la_dst->curfalloff = BKE_curvemapping_copy(la_src->curfalloff);
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if (la_src->nodetree) {
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if (is_localized) {
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la_dst->nodetree = ntreeLocalize(la_src->nodetree);
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}
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else {
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BKE_id_copy_ex(
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bmain, (ID *)la_src->nodetree, (ID **)&la_dst->nodetree, flag_private_id_data);
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}
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la_dst->nodetree->owner_id = &la_dst->id;
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}
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if ((flag & LIB_ID_COPY_NO_PREVIEW) == 0) {
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BKE_previewimg_id_copy(&la_dst->id, &la_src->id);
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}
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else {
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la_dst->preview = NULL;
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}
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}
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static void light_free_data(ID *id)
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{
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Light *la = (Light *)id;
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BKE_curvemapping_free(la->curfalloff);
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/* is no lib link block, but light extension */
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if (la->nodetree) {
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ntreeFreeEmbeddedTree(la->nodetree);
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MEM_freeN(la->nodetree);
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la->nodetree = NULL;
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}
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BKE_previewimg_free(&la->preview);
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BKE_icon_id_delete(&la->id);
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la->id.icon_id = 0;
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}
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static void light_foreach_id(ID *id, LibraryForeachIDData *data)
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{
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Light *lamp = (Light *)id;
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if (lamp->nodetree) {
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/* nodetree **are owned by IDs**, treat them as mere sub-data and not real ID! */
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BKE_LIB_FOREACHID_PROCESS_FUNCTION_CALL(
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data, BKE_library_foreach_ID_embedded(data, (ID **)&lamp->nodetree));
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}
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}
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static void light_blend_write(BlendWriter *writer, ID *id, const void *id_address)
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{
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Light *la = (Light *)id;
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/* write LibData */
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BLO_write_id_struct(writer, Light, id_address, &la->id);
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BKE_id_blend_write(writer, &la->id);
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if (la->adt) {
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BKE_animdata_blend_write(writer, la->adt);
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}
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if (la->curfalloff) {
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BKE_curvemapping_blend_write(writer, la->curfalloff);
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}
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/* Node-tree is integral part of lights, no libdata. */
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if (la->nodetree) {
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BLO_write_struct(writer, bNodeTree, la->nodetree);
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ntreeBlendWrite(writer, la->nodetree);
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}
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BKE_previewimg_blend_write(writer, la->preview);
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}
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static void light_blend_read_data(BlendDataReader *reader, ID *id)
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{
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Light *la = (Light *)id;
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BLO_read_data_address(reader, &la->adt);
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BKE_animdata_blend_read_data(reader, la->adt);
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BLO_read_data_address(reader, &la->curfalloff);
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if (la->curfalloff) {
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BKE_curvemapping_blend_read(reader, la->curfalloff);
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}
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BLO_read_data_address(reader, &la->preview);
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BKE_previewimg_blend_read(reader, la->preview);
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}
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static void light_blend_read_lib(BlendLibReader *reader, ID *id)
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{
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Light *la = (Light *)id;
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BLO_read_id_address(reader, la->id.lib, &la->ipo); // XXX deprecated - old animation system
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}
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static void light_blend_read_expand(BlendExpander *expander, ID *id)
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{
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Light *la = (Light *)id;
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BLO_expand(expander, la->ipo); // XXX deprecated - old animation system
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}
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IDTypeInfo IDType_ID_LA = {
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.id_code = ID_LA,
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.id_filter = FILTER_ID_LA,
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.main_listbase_index = INDEX_ID_LA,
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.struct_size = sizeof(Light),
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.name = "Light",
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.name_plural = "lights",
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.translation_context = BLT_I18NCONTEXT_ID_LIGHT,
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.flags = IDTYPE_FLAGS_APPEND_IS_REUSABLE,
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.asset_type_info = NULL,
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.init_data = light_init_data,
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.copy_data = light_copy_data,
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.free_data = light_free_data,
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.make_local = NULL,
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.foreach_id = light_foreach_id,
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.foreach_cache = NULL,
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.foreach_path = NULL,
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.owner_pointer_get = NULL,
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.blend_write = light_blend_write,
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.blend_read_data = light_blend_read_data,
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.blend_read_lib = light_blend_read_lib,
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.blend_read_expand = light_blend_read_expand,
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.blend_read_undo_preserve = NULL,
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.lib_override_apply_post = NULL,
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};
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Light *BKE_light_add(Main *bmain, const char *name)
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{
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Light *la;
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la = BKE_id_new(bmain, ID_LA, name);
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return la;
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}
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void BKE_light_eval(struct Depsgraph *depsgraph, Light *la)
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{
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DEG_debug_print_eval(depsgraph, __func__, la->id.name, la);
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}
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