754 lines
18 KiB
C++
754 lines
18 KiB
C++
/* SPDX-FileCopyrightText: 2001-2002 NaN Holding BV. All rights reserved.
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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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#include <cmath>
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#include <cstdio>
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#include <cstdlib>
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#include <cstring>
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#include "MEM_guardedalloc.h"
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#include "BLI_kdopbvh.h"
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#include "BLI_listbase.h"
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#include "BLI_math_color.h"
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#include "BLI_math_matrix.h"
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#include "BLI_math_rotation.h"
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#include "BLI_math_vector.h"
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#include "BLI_utildefines.h"
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#include "BLT_translation.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_brush_types.h"
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#include "DNA_color_types.h"
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#include "DNA_defaults.h"
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#include "DNA_key_types.h"
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#include "DNA_linestyle_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_particle_types.h"
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#include "IMB_imbuf.h"
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#include "BKE_main.h"
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#include "BKE_anim_data.h"
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#include "BKE_colorband.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_image.h"
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#include "BKE_key.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_material.h"
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#include "BKE_node.hh"
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#include "BKE_node_runtime.hh"
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#include "BKE_preview_image.hh"
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#include "BKE_scene.h"
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#include "BKE_texture.h"
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#include "NOD_texture.h"
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#include "RE_texture.h"
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#include "DRW_engine.h"
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#include "BLO_read_write.hh"
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static void texture_init_data(ID *id)
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{
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Tex *texture = (Tex *)id;
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BLI_assert(MEMCMP_STRUCT_AFTER_IS_ZERO(texture, id));
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MEMCPY_STRUCT_AFTER(texture, DNA_struct_default_get(Tex), id);
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BKE_imageuser_default(&texture->iuser);
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}
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static void texture_copy_data(Main *bmain, ID *id_dst, const ID *id_src, const int flag)
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{
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Tex *texture_dst = (Tex *)id_dst;
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const Tex *texture_src = (const Tex *)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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if (!BKE_texture_is_image_user(texture_src)) {
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texture_dst->ima = nullptr;
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}
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if (texture_dst->coba) {
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texture_dst->coba = static_cast<ColorBand *>(MEM_dupallocN(texture_dst->coba));
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}
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if (texture_src->nodetree) {
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if (texture_src->nodetree->runtime->execdata) {
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ntreeTexEndExecTree(texture_src->nodetree->runtime->execdata);
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}
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if (is_localized) {
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texture_dst->nodetree = ntreeLocalize(texture_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 *)texture_src->nodetree, (ID **)&texture_dst->nodetree, flag_private_id_data);
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}
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texture_dst->nodetree->owner_id = &texture_dst->id;
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}
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BLI_listbase_clear((ListBase *)&texture_dst->drawdata);
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if ((flag & LIB_ID_COPY_NO_PREVIEW) == 0) {
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BKE_previewimg_id_copy(&texture_dst->id, &texture_src->id);
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}
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else {
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texture_dst->preview = nullptr;
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}
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}
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static void texture_free_data(ID *id)
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{
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Tex *texture = (Tex *)id;
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DRW_drawdata_free(id);
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/* is no lib link block, but texture extension */
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if (texture->nodetree) {
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ntreeFreeEmbeddedTree(texture->nodetree);
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MEM_freeN(texture->nodetree);
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texture->nodetree = nullptr;
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}
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MEM_SAFE_FREE(texture->coba);
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BKE_icon_id_delete((ID *)texture);
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BKE_previewimg_free(&texture->preview);
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}
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static void texture_foreach_id(ID *id, LibraryForeachIDData *data)
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{
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Tex *texture = reinterpret_cast<Tex *>(id);
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const int flag = BKE_lib_query_foreachid_process_flags_get(data);
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if (texture->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 **)&texture->nodetree));
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}
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BKE_LIB_FOREACHID_PROCESS_IDSUPER(data, texture->ima, IDWALK_CB_USER);
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if (flag & IDWALK_DO_DEPRECATED_POINTERS) {
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BKE_LIB_FOREACHID_PROCESS_ID_NOCHECK(data, texture->ipo, IDWALK_CB_USER);
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}
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}
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static void texture_blend_write(BlendWriter *writer, ID *id, const void *id_address)
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{
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Tex *tex = (Tex *)id;
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/* write LibData */
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BLO_write_id_struct(writer, Tex, id_address, &tex->id);
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BKE_id_blend_write(writer, &tex->id);
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/* direct data */
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if (tex->coba) {
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BLO_write_struct(writer, ColorBand, tex->coba);
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}
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/* nodetree is integral part of texture, no libdata */
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if (tex->nodetree) {
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BLO_Write_IDBuffer *temp_embedded_id_buffer = BLO_write_allocate_id_buffer();
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BLO_write_init_id_buffer_from_id(
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temp_embedded_id_buffer, &tex->nodetree->id, BLO_write_is_undo(writer));
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BLO_write_struct_at_address(writer,
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bNodeTree,
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tex->nodetree,
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BLO_write_get_id_buffer_temp_id(temp_embedded_id_buffer));
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ntreeBlendWrite(
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writer,
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reinterpret_cast<bNodeTree *>(BLO_write_get_id_buffer_temp_id(temp_embedded_id_buffer)));
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BLO_write_destroy_id_buffer(&temp_embedded_id_buffer);
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}
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BKE_previewimg_blend_write(writer, tex->preview);
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}
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static void texture_blend_read_data(BlendDataReader *reader, ID *id)
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{
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Tex *tex = (Tex *)id;
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BLO_read_data_address(reader, &tex->coba);
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BLO_read_data_address(reader, &tex->preview);
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BKE_previewimg_blend_read(reader, tex->preview);
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tex->iuser.scene = nullptr;
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}
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IDTypeInfo IDType_ID_TE = {
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/*id_code*/ ID_TE,
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/*id_filter*/ FILTER_ID_TE,
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/*main_listbase_index*/ INDEX_ID_TE,
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/*struct_size*/ sizeof(Tex),
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/*name*/ "Texture",
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/*name_plural*/ N_("textures"),
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/*translation_context*/ BLT_I18NCONTEXT_ID_TEXTURE,
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/*flags*/ IDTYPE_FLAGS_APPEND_IS_REUSABLE,
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/*asset_type_info*/ nullptr,
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/*init_data*/ texture_init_data,
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/*copy_data*/ texture_copy_data,
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/*free_data*/ texture_free_data,
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/*make_local*/ nullptr,
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/*foreach_id*/ texture_foreach_id,
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/*foreach_cache*/ nullptr,
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/*foreach_path*/ nullptr,
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/*owner_pointer_get*/ nullptr,
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/*blend_write*/ texture_blend_write,
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/*blend_read_data*/ texture_blend_read_data,
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/*blend_read_after_liblink*/ nullptr,
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/*blend_read_undo_preserve*/ nullptr,
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/*lib_override_apply_post*/ nullptr,
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};
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void BKE_texture_mtex_foreach_id(LibraryForeachIDData *data, MTex *mtex)
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{
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BKE_LIB_FOREACHID_PROCESS_IDSUPER(data, mtex->object, IDWALK_CB_NOP);
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BKE_LIB_FOREACHID_PROCESS_IDSUPER(data, mtex->tex, IDWALK_CB_USER);
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}
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/* ****************** Mapping ******************* */
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TexMapping *BKE_texture_mapping_add(int type)
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{
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TexMapping *texmap = MEM_cnew<TexMapping>("TexMapping");
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BKE_texture_mapping_default(texmap, type);
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return texmap;
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}
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void BKE_texture_mapping_default(TexMapping *texmap, int type)
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{
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memset(texmap, 0, sizeof(TexMapping));
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texmap->size[0] = texmap->size[1] = texmap->size[2] = 1.0f;
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texmap->max[0] = texmap->max[1] = texmap->max[2] = 1.0f;
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unit_m4(texmap->mat);
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texmap->projx = PROJ_X;
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texmap->projy = PROJ_Y;
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texmap->projz = PROJ_Z;
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texmap->mapping = MTEX_FLAT;
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texmap->type = type;
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}
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void BKE_texture_mapping_init(TexMapping *texmap)
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{
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float smat[4][4], rmat[4][4], tmat[4][4], proj[4][4], size[3];
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if (texmap->projx == PROJ_X && texmap->projy == PROJ_Y && texmap->projz == PROJ_Z &&
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is_zero_v3(texmap->loc) && is_zero_v3(texmap->rot) && is_one_v3(texmap->size))
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{
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unit_m4(texmap->mat);
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texmap->flag |= TEXMAP_UNIT_MATRIX;
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}
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else {
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/* axis projection */
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zero_m4(proj);
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proj[3][3] = 1.0f;
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if (texmap->projx != PROJ_N) {
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proj[texmap->projx - 1][0] = 1.0f;
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}
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if (texmap->projy != PROJ_N) {
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proj[texmap->projy - 1][1] = 1.0f;
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}
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if (texmap->projz != PROJ_N) {
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proj[texmap->projz - 1][2] = 1.0f;
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}
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/* scale */
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copy_v3_v3(size, texmap->size);
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if (ELEM(texmap->type, TEXMAP_TYPE_TEXTURE, TEXMAP_TYPE_NORMAL)) {
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/* keep matrix invertible */
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if (fabsf(size[0]) < 1e-5f) {
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size[0] = signf(size[0]) * 1e-5f;
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}
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if (fabsf(size[1]) < 1e-5f) {
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size[1] = signf(size[1]) * 1e-5f;
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}
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if (fabsf(size[2]) < 1e-5f) {
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size[2] = signf(size[2]) * 1e-5f;
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}
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}
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size_to_mat4(smat, texmap->size);
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/* rotation */
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eul_to_mat4(rmat, texmap->rot);
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/* translation */
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unit_m4(tmat);
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copy_v3_v3(tmat[3], texmap->loc);
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if (texmap->type == TEXMAP_TYPE_TEXTURE) {
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/* to transform a texture, the inverse transform needs
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* to be applied to the texture coordinate */
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mul_m4_series(texmap->mat, tmat, rmat, smat);
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invert_m4(texmap->mat);
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}
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else if (texmap->type == TEXMAP_TYPE_POINT) {
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/* forward transform */
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mul_m4_series(texmap->mat, tmat, rmat, smat);
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}
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else if (texmap->type == TEXMAP_TYPE_VECTOR) {
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/* no translation for vectors */
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mul_m4_m4m4(texmap->mat, rmat, smat);
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}
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else if (texmap->type == TEXMAP_TYPE_NORMAL) {
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/* no translation for normals, and inverse transpose */
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mul_m4_m4m4(texmap->mat, rmat, smat);
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invert_m4(texmap->mat);
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transpose_m4(texmap->mat);
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}
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/* projection last */
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mul_m4_m4m4(texmap->mat, texmap->mat, proj);
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texmap->flag &= ~TEXMAP_UNIT_MATRIX;
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}
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}
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ColorMapping *BKE_texture_colormapping_add()
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{
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ColorMapping *colormap = MEM_cnew<ColorMapping>("ColorMapping");
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BKE_texture_colormapping_default(colormap);
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return colormap;
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}
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void BKE_texture_colormapping_default(ColorMapping *colormap)
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{
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memset(colormap, 0, sizeof(ColorMapping));
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BKE_colorband_init(&colormap->coba, true);
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colormap->bright = 1.0;
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colormap->contrast = 1.0;
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colormap->saturation = 1.0;
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colormap->blend_color[0] = 0.8f;
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colormap->blend_color[1] = 0.8f;
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colormap->blend_color[2] = 0.8f;
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colormap->blend_type = MA_RAMP_BLEND;
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colormap->blend_factor = 0.0f;
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}
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/* ******************* TEX ************************ */
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/* ------------------------------------------------------------------------- */
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void BKE_texture_default(Tex *tex)
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{
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texture_init_data(&tex->id);
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}
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void BKE_texture_type_set(Tex *tex, int type)
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{
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tex->type = type;
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}
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/* ------------------------------------------------------------------------- */
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Tex *BKE_texture_add(Main *bmain, const char *name)
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{
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Tex *tex;
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tex = static_cast<Tex *>(BKE_id_new(bmain, ID_TE, name));
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return tex;
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}
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/* ------------------------------------------------------------------------- */
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void BKE_texture_mtex_default(MTex *mtex)
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{
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*mtex = blender::dna::shallow_copy(*DNA_struct_default_get(MTex));
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}
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/* ------------------------------------------------------------------------- */
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MTex *BKE_texture_mtex_add()
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{
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MTex *mtex;
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mtex = static_cast<MTex *>(MEM_callocN(sizeof(MTex), "BKE_texture_mtex_add"));
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BKE_texture_mtex_default(mtex);
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return mtex;
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}
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MTex *BKE_texture_mtex_add_id(ID *id, int slot)
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{
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MTex **mtex_ar;
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short act;
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give_active_mtex(id, &mtex_ar, &act);
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if (mtex_ar == nullptr) {
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return nullptr;
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}
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if (slot == -1) {
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/* find first free */
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int i;
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for (i = 0; i < MAX_MTEX; i++) {
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if (!mtex_ar[i]) {
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slot = i;
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break;
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}
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}
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if (slot == -1) {
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return nullptr;
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}
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}
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else {
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/* make sure slot is valid */
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if (slot < 0 || slot >= MAX_MTEX) {
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return nullptr;
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}
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}
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if (mtex_ar[slot]) {
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id_us_min((ID *)mtex_ar[slot]->tex);
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MEM_freeN(mtex_ar[slot]);
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mtex_ar[slot] = nullptr;
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}
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mtex_ar[slot] = BKE_texture_mtex_add();
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return mtex_ar[slot];
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}
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/* ------------------------------------------------------------------------- */
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Tex *give_current_linestyle_texture(FreestyleLineStyle *linestyle)
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{
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MTex *mtex = nullptr;
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Tex *tex = nullptr;
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if (linestyle) {
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mtex = linestyle->mtex[int(linestyle->texact)];
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if (mtex) {
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tex = mtex->tex;
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}
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}
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return tex;
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}
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void set_current_linestyle_texture(FreestyleLineStyle *linestyle, Tex *newtex)
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{
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int act = linestyle->texact;
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if (linestyle->mtex[act] && linestyle->mtex[act]->tex) {
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id_us_min(&linestyle->mtex[act]->tex->id);
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}
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if (newtex) {
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if (!linestyle->mtex[act]) {
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linestyle->mtex[act] = BKE_texture_mtex_add();
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linestyle->mtex[act]->texco = TEXCO_STROKE;
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}
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linestyle->mtex[act]->tex = newtex;
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id_us_plus(&newtex->id);
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}
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else {
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MEM_SAFE_FREE(linestyle->mtex[act]);
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}
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}
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bool give_active_mtex(ID *id, MTex ***mtex_ar, short *act)
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{
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switch (GS(id->name)) {
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case ID_LS:
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*mtex_ar = ((FreestyleLineStyle *)id)->mtex;
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if (act) {
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*act = (((FreestyleLineStyle *)id)->texact);
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}
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break;
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case ID_PA:
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*mtex_ar = ((ParticleSettings *)id)->mtex;
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if (act) {
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*act = (((ParticleSettings *)id)->texact);
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}
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break;
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default:
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*mtex_ar = nullptr;
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if (act) {
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*act = 0;
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}
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return false;
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}
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return true;
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}
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void set_active_mtex(ID *id, short act)
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{
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if (act < 0) {
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act = 0;
|
|
}
|
|
else if (act >= MAX_MTEX) {
|
|
act = MAX_MTEX - 1;
|
|
}
|
|
|
|
switch (GS(id->name)) {
|
|
case ID_LS:
|
|
((FreestyleLineStyle *)id)->texact = act;
|
|
break;
|
|
case ID_PA:
|
|
((ParticleSettings *)id)->texact = act;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
Tex *give_current_brush_texture(Brush *br)
|
|
{
|
|
return br->mtex.tex;
|
|
}
|
|
|
|
void set_current_brush_texture(Brush *br, Tex *newtex)
|
|
{
|
|
if (br->mtex.tex) {
|
|
id_us_min(&br->mtex.tex->id);
|
|
}
|
|
|
|
if (newtex) {
|
|
br->mtex.tex = newtex;
|
|
id_us_plus(&newtex->id);
|
|
}
|
|
}
|
|
|
|
Tex *give_current_particle_texture(ParticleSettings *part)
|
|
{
|
|
MTex *mtex = nullptr;
|
|
Tex *tex = nullptr;
|
|
|
|
if (!part) {
|
|
return nullptr;
|
|
}
|
|
|
|
mtex = part->mtex[int(part->texact)];
|
|
if (mtex) {
|
|
tex = mtex->tex;
|
|
}
|
|
|
|
return tex;
|
|
}
|
|
|
|
void set_current_particle_texture(ParticleSettings *part, Tex *newtex)
|
|
{
|
|
int act = part->texact;
|
|
|
|
if (part->mtex[act] && part->mtex[act]->tex) {
|
|
id_us_min(&part->mtex[act]->tex->id);
|
|
}
|
|
|
|
if (newtex) {
|
|
if (!part->mtex[act]) {
|
|
part->mtex[act] = BKE_texture_mtex_add();
|
|
part->mtex[act]->texco = TEXCO_ORCO;
|
|
part->mtex[act]->blendtype = MTEX_MUL;
|
|
}
|
|
|
|
part->mtex[act]->tex = newtex;
|
|
id_us_plus(&newtex->id);
|
|
}
|
|
else {
|
|
MEM_SAFE_FREE(part->mtex[act]);
|
|
}
|
|
}
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
void BKE_texture_pointdensity_init_data(PointDensity *pd)
|
|
{
|
|
pd->flag = 0;
|
|
pd->radius = 0.3f;
|
|
pd->falloff_type = TEX_PD_FALLOFF_STD;
|
|
pd->falloff_softness = 2.0;
|
|
pd->source = TEX_PD_PSYS;
|
|
pd->point_tree = nullptr;
|
|
pd->point_data = nullptr;
|
|
pd->noise_size = 0.5f;
|
|
pd->noise_depth = 1;
|
|
pd->noise_fac = 1.0f;
|
|
pd->noise_influence = TEX_PD_NOISE_STATIC;
|
|
pd->coba = BKE_colorband_add(true);
|
|
pd->speed_scale = 1.0f;
|
|
pd->totpoints = 0;
|
|
pd->object = nullptr;
|
|
pd->psys = 0;
|
|
pd->psys_cache_space = TEX_PD_WORLDSPACE;
|
|
pd->falloff_curve = BKE_curvemapping_add(1, 0, 0, 1, 1);
|
|
|
|
pd->falloff_curve->preset = CURVE_PRESET_LINE;
|
|
pd->falloff_curve->flag &= ~CUMA_EXTEND_EXTRAPOLATE;
|
|
BKE_curvemap_reset(pd->falloff_curve->cm,
|
|
&pd->falloff_curve->clipr,
|
|
pd->falloff_curve->preset,
|
|
CURVEMAP_SLOPE_POSITIVE);
|
|
BKE_curvemapping_changed(pd->falloff_curve, false);
|
|
}
|
|
|
|
PointDensity *BKE_texture_pointdensity_add()
|
|
{
|
|
PointDensity *pd = static_cast<PointDensity *>(
|
|
MEM_callocN(sizeof(PointDensity), "pointdensity"));
|
|
BKE_texture_pointdensity_init_data(pd);
|
|
return pd;
|
|
}
|
|
|
|
PointDensity *BKE_texture_pointdensity_copy(const PointDensity *pd, const int /*flag*/)
|
|
{
|
|
PointDensity *pdn;
|
|
|
|
pdn = static_cast<PointDensity *>(MEM_dupallocN(pd));
|
|
pdn->point_tree = nullptr;
|
|
pdn->point_data = nullptr;
|
|
if (pdn->coba) {
|
|
pdn->coba = static_cast<ColorBand *>(MEM_dupallocN(pdn->coba));
|
|
}
|
|
pdn->falloff_curve = BKE_curvemapping_copy(pdn->falloff_curve); /* can be nullptr */
|
|
return pdn;
|
|
}
|
|
|
|
void BKE_texture_pointdensity_free_data(PointDensity *pd)
|
|
{
|
|
if (pd->point_tree) {
|
|
BLI_bvhtree_free(static_cast<BVHTree *>(pd->point_tree));
|
|
pd->point_tree = nullptr;
|
|
}
|
|
MEM_SAFE_FREE(pd->point_data);
|
|
MEM_SAFE_FREE(pd->coba);
|
|
|
|
BKE_curvemapping_free(pd->falloff_curve); /* can be nullptr */
|
|
}
|
|
|
|
void BKE_texture_pointdensity_free(PointDensity *pd)
|
|
{
|
|
BKE_texture_pointdensity_free_data(pd);
|
|
MEM_freeN(pd);
|
|
}
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
bool BKE_texture_is_image_user(const Tex *tex)
|
|
{
|
|
switch (tex->type) {
|
|
case TEX_IMAGE: {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool BKE_texture_dependsOnTime(const Tex *texture)
|
|
{
|
|
if (texture->ima && BKE_image_is_animated(texture->ima)) {
|
|
return true;
|
|
}
|
|
if (texture->adt) {
|
|
/* assume anything in adt means the texture is animated */
|
|
return true;
|
|
}
|
|
if (texture->type == TEX_NOISE) {
|
|
/* noise always varies with time */
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
void BKE_texture_get_value_ex(Tex *texture,
|
|
const float *tex_co,
|
|
TexResult *texres,
|
|
ImagePool *pool,
|
|
bool use_color_management)
|
|
{
|
|
/* no node textures for now */
|
|
const int result_type = multitex_ext_safe(
|
|
texture, tex_co, texres, pool, use_color_management, false);
|
|
|
|
/* if the texture gave an RGB value, we assume it didn't give a valid
|
|
* intensity, since this is in the context of modifiers don't use perceptual color conversion.
|
|
* if the texture didn't give an RGB value, copy the intensity across
|
|
*/
|
|
if (result_type & TEX_RGB) {
|
|
texres->tin = (1.0f / 3.0f) * (texres->trgba[0] + texres->trgba[1] + texres->trgba[2]);
|
|
}
|
|
else {
|
|
copy_v3_fl(texres->trgba, texres->tin);
|
|
}
|
|
}
|
|
|
|
void BKE_texture_get_value(Tex *texture,
|
|
const float *tex_co,
|
|
TexResult *texres,
|
|
bool use_color_management)
|
|
{
|
|
BKE_texture_get_value_ex(texture, tex_co, texres, nullptr, use_color_management);
|
|
}
|
|
|
|
static void texture_nodes_fetch_images_for_pool(Tex *texture, bNodeTree *ntree, ImagePool *pool)
|
|
{
|
|
for (bNode *node : ntree->all_nodes()) {
|
|
if (node->type == SH_NODE_TEX_IMAGE && node->id != nullptr) {
|
|
Image *image = (Image *)node->id;
|
|
BKE_image_pool_acquire_ibuf(image, &texture->iuser, pool);
|
|
}
|
|
else if (node->type == NODE_GROUP && node->id != nullptr) {
|
|
/* TODO(sergey): Do we need to control recursion here? */
|
|
bNodeTree *nested_tree = (bNodeTree *)node->id;
|
|
texture_nodes_fetch_images_for_pool(texture, nested_tree, pool);
|
|
}
|
|
}
|
|
}
|
|
|
|
void BKE_texture_fetch_images_for_pool(Tex *texture, ImagePool *pool)
|
|
{
|
|
if (texture->nodetree != nullptr) {
|
|
texture_nodes_fetch_images_for_pool(texture, texture->nodetree, pool);
|
|
}
|
|
else {
|
|
if (texture->type == TEX_IMAGE) {
|
|
if (texture->ima != nullptr) {
|
|
BKE_image_pool_acquire_ibuf(texture->ima, &texture->iuser, pool);
|
|
}
|
|
}
|
|
}
|
|
}
|