/*************************************************************************/ /* resource_importer_texture.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ #include "resource_importer_texture.h" #include "core/io/config_file.h" #include "core/io/image_loader.h" #include "core/version.h" #include "editor/editor_file_system.h" #include "editor/editor_node.h" void ResourceImporterTexture::_texture_reimport_roughness(const Ref &p_tex, const String &p_normal_path, RS::TextureDetectRoughnessChannel p_channel) { MutexLock lock(singleton->mutex); StringName path = p_tex->get_path(); if (!singleton->make_flags.has(path)) { singleton->make_flags[path] = MakeInfo(); } singleton->make_flags[path].flags |= MAKE_ROUGHNESS_FLAG; singleton->make_flags[path].channel_for_roughness = p_channel; singleton->make_flags[path].normal_path_for_roughness = p_normal_path; } void ResourceImporterTexture::_texture_reimport_3d(const Ref &p_tex) { MutexLock lock(singleton->mutex); StringName path = p_tex->get_path(); if (!singleton->make_flags.has(path)) { singleton->make_flags[path] = MakeInfo(); } singleton->make_flags[path].flags |= MAKE_3D_FLAG; } void ResourceImporterTexture::_texture_reimport_normal(const Ref &p_tex) { MutexLock lock(singleton->mutex); StringName path = p_tex->get_path(); if (!singleton->make_flags.has(path)) { singleton->make_flags[path] = MakeInfo(); } singleton->make_flags[path].flags |= MAKE_NORMAL_FLAG; } void ResourceImporterTexture::update_imports() { if (EditorFileSystem::get_singleton()->is_scanning() || EditorFileSystem::get_singleton()->is_importing()) { return; // do nothing for now } MutexLock lock(mutex); Vector to_reimport; { if (make_flags.is_empty()) { return; } for (Map::Element *E = make_flags.front(); E; E = E->next()) { Ref cf; cf.instance(); String src_path = String(E->key()) + ".import"; Error err = cf->load(src_path); ERR_CONTINUE(err != OK); bool changed = false; if (E->get().flags & MAKE_NORMAL_FLAG && int(cf->get_value("params", "compress/normal_map")) == 0) { cf->set_value("params", "compress/normal_map", 1); changed = true; } if (E->get().flags & MAKE_ROUGHNESS_FLAG && int(cf->get_value("params", "roughness/mode")) == 0) { cf->set_value("params", "roughness/mode", E->get().channel_for_roughness + 2); cf->set_value("params", "roughness/src_normal", E->get().normal_path_for_roughness); changed = true; } if (E->get().flags & MAKE_3D_FLAG && bool(cf->get_value("params", "detect_3d/compress_to"))) { int compress_to = cf->get_value("params", "detect_3d/compress_to"); cf->set_value("params", "detect_3d/compress_to", 0); if (compress_to == 1) { cf->set_value("params", "compress/mode", COMPRESS_VRAM_COMPRESSED); } else if (compress_to == 2) { cf->set_value("params", "compress/mode", COMPRESS_BASIS_UNIVERSAL); } cf->set_value("params", "mipmaps/generate", true); changed = true; } if (changed) { cf->save(src_path); to_reimport.push_back(E->key()); } } make_flags.clear(); } if (to_reimport.size()) { EditorFileSystem::get_singleton()->reimport_files(to_reimport); } } String ResourceImporterTexture::get_importer_name() const { return "texture"; } String ResourceImporterTexture::get_visible_name() const { return "Texture2D"; } void ResourceImporterTexture::get_recognized_extensions(List *p_extensions) const { ImageLoader::get_recognized_extensions(p_extensions); } String ResourceImporterTexture::get_save_extension() const { return "stex"; } String ResourceImporterTexture::get_resource_type() const { return "StreamTexture2D"; } bool ResourceImporterTexture::get_option_visibility(const String &p_option, const Map &p_options) const { if (p_option == "compress/lossy_quality") { int compress_mode = int(p_options["compress/mode"]); if (compress_mode != COMPRESS_LOSSY && compress_mode != COMPRESS_VRAM_COMPRESSED) { return false; } } else if (p_option == "compress/hdr_mode") { int compress_mode = int(p_options["compress/mode"]); if (compress_mode < COMPRESS_VRAM_COMPRESSED) { return false; } } else if (p_option == "mipmaps/limit") { return p_options["mipmaps/generate"]; } else if (p_option == "compress/bptc_ldr") { int compress_mode = int(p_options["compress/mode"]); if (compress_mode < COMPRESS_VRAM_COMPRESSED) { return false; } if (!ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_bptc")) { return false; } } return true; } int ResourceImporterTexture::get_preset_count() const { return 3; } String ResourceImporterTexture::get_preset_name(int p_idx) const { static const char *preset_names[] = { "2D/3D (Auto-Detect)", "2D", "3D", }; return preset_names[p_idx]; } void ResourceImporterTexture::get_import_options(List *r_options, int p_preset) const { r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "compress/mode", PROPERTY_HINT_ENUM, "Lossless,Lossy,VRAM Compressed,VRAM Uncompressed,Basis Universal", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_UPDATE_ALL_IF_MODIFIED), p_preset == PRESET_3D ? 2 : 0)); r_options->push_back(ImportOption(PropertyInfo(Variant::FLOAT, "compress/lossy_quality", PROPERTY_HINT_RANGE, "0,1,0.01"), 0.7)); r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "compress/hdr_compression", PROPERTY_HINT_ENUM, "Disabled,Opaque Only,Always"), 1)); r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "compress/bptc_ldr", PROPERTY_HINT_ENUM, "Disabled,Enabled,RGBA Only"), 0)); r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "compress/normal_map", PROPERTY_HINT_ENUM, "Detect,Enable,Disabled"), 0)); r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "compress/channel_pack", PROPERTY_HINT_ENUM, "sRGB Friendly,Optimized"), 0)); r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "compress/streamed"), false)); r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "mipmaps/generate"), (p_preset == PRESET_3D ? true : false))); r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "mipmaps/limit", PROPERTY_HINT_RANGE, "-1,256"), -1)); r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "roughness/mode", PROPERTY_HINT_ENUM, "Detect,Disabled,Red,Green,Blue,Alpha,Gray"), 0)); r_options->push_back(ImportOption(PropertyInfo(Variant::STRING, "roughness/src_normal", PROPERTY_HINT_FILE, "*.bmp,*.dds,*.exr,*.jpeg,*.jpg,*.hdr,*.png,*.svg,*.svgz,*.tga,*.webp"), "")); r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "process/fix_alpha_border"), p_preset != PRESET_3D)); r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "process/premult_alpha"), false)); r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "process/invert_color"), false)); r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "process/HDR_as_SRGB"), false)); r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "process/size_limit", PROPERTY_HINT_RANGE, "0,4096,1"), 0)); r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "detect_3d/compress_to", PROPERTY_HINT_ENUM, "Disabled,VRAM Compressed,Basis Universal"), (p_preset == PRESET_DETECT) ? 1 : 0)); r_options->push_back(ImportOption(PropertyInfo(Variant::FLOAT, "svg/scale", PROPERTY_HINT_RANGE, "0.001,100,0.001"), 1.0)); } void ResourceImporterTexture::save_to_stex_format(FileAccess *f, const Ref &p_image, CompressMode p_compress_mode, Image::UsedChannels p_channels, Image::CompressMode p_compress_format, float p_lossy_quality) { switch (p_compress_mode) { case COMPRESS_LOSSLESS: { bool lossless_force_png = ProjectSettings::get_singleton()->get("rendering/textures/lossless_compression/force_png"); bool use_webp = !lossless_force_png && p_image->get_width() <= 16383 && p_image->get_height() <= 16383; // WebP has a size limit f->store_32(use_webp ? StreamTexture2D::DATA_FORMAT_WEBP : StreamTexture2D::DATA_FORMAT_PNG); f->store_16(p_image->get_width()); f->store_16(p_image->get_height()); f->store_32(p_image->get_mipmap_count()); f->store_32(p_image->get_format()); for (int i = 0; i < p_image->get_mipmap_count() + 1; i++) { Vector data; if (use_webp) { data = Image::webp_lossless_packer(p_image->get_image_from_mipmap(i)); } else { data = Image::png_packer(p_image->get_image_from_mipmap(i)); } int data_len = data.size(); f->store_32(data_len); const uint8_t *r = data.ptr(); f->store_buffer(r, data_len); } } break; case COMPRESS_LOSSY: { f->store_32(StreamTexture2D::DATA_FORMAT_WEBP); f->store_16(p_image->get_width()); f->store_16(p_image->get_height()); f->store_32(p_image->get_mipmap_count()); f->store_32(p_image->get_format()); for (int i = 0; i < p_image->get_mipmap_count() + 1; i++) { Vector data = Image::webp_lossy_packer(p_image->get_image_from_mipmap(i), p_lossy_quality); int data_len = data.size(); f->store_32(data_len); const uint8_t *r = data.ptr(); f->store_buffer(r, data_len); } } break; case COMPRESS_VRAM_COMPRESSED: { Ref image = p_image->duplicate(); image->compress_from_channels(p_compress_format, p_channels, p_lossy_quality); f->store_32(StreamTexture2D::DATA_FORMAT_IMAGE); f->store_16(image->get_width()); f->store_16(image->get_height()); f->store_32(image->get_mipmap_count()); f->store_32(image->get_format()); Vector data = image->get_data(); int dl = data.size(); const uint8_t *r = data.ptr(); f->store_buffer(r, dl); } break; case COMPRESS_VRAM_UNCOMPRESSED: { f->store_32(StreamTexture2D::DATA_FORMAT_IMAGE); f->store_16(p_image->get_width()); f->store_16(p_image->get_height()); f->store_32(p_image->get_mipmap_count()); f->store_32(p_image->get_format()); Vector data = p_image->get_data(); int dl = data.size(); const uint8_t *r = data.ptr(); f->store_buffer(r, dl); } break; case COMPRESS_BASIS_UNIVERSAL: { f->store_32(StreamTexture2D::DATA_FORMAT_BASIS_UNIVERSAL); f->store_16(p_image->get_width()); f->store_16(p_image->get_height()); f->store_32(p_image->get_mipmap_count()); f->store_32(p_image->get_format()); for (int i = 0; i < p_image->get_mipmap_count() + 1; i++) { Vector data = Image::basis_universal_packer(p_image->get_image_from_mipmap(i), p_channels); int data_len = data.size(); f->store_32(data_len); const uint8_t *r = data.ptr(); f->store_buffer(r, data_len); } } break; } } void ResourceImporterTexture::_save_stex(const Ref &p_image, const String &p_to_path, CompressMode p_compress_mode, float p_lossy_quality, Image::CompressMode p_vram_compression, bool p_mipmaps, bool p_streamable, bool p_detect_3d, bool p_detect_roughness, bool p_detect_normal, bool p_force_normal, bool p_srgb_friendly, bool p_force_po2_for_compressed, uint32_t p_limit_mipmap, const Ref &p_normal, Image::RoughnessChannel p_roughness_channel) { FileAccess *f = FileAccess::open(p_to_path, FileAccess::WRITE); f->store_8('G'); f->store_8('S'); f->store_8('T'); f->store_8('2'); //godot streamable texture 2D //format version f->store_32(StreamTexture2D::FORMAT_VERSION); //texture may be resized later, so original size must be saved first f->store_32(p_image->get_width()); f->store_32(p_image->get_height()); uint32_t flags = 0; if (p_streamable) { flags |= StreamTexture2D::FORMAT_BIT_STREAM; } if (p_mipmaps) { flags |= StreamTexture2D::FORMAT_BIT_HAS_MIPMAPS; //mipmaps bit } if (p_detect_3d) { flags |= StreamTexture2D::FORMAT_BIT_DETECT_3D; } if (p_detect_roughness) { flags |= StreamTexture2D::FORMAT_BIT_DETECT_ROUGNESS; } if (p_detect_normal) { flags |= StreamTexture2D::FORMAT_BIT_DETECT_NORMAL; } f->store_32(flags); f->store_32(p_limit_mipmap); //reserved for future use f->store_32(0); f->store_32(0); f->store_32(0); /* print_line("streamable " + itos(p_streamable)); print_line("mipmaps " + itos(p_mipmaps)); print_line("detect_3d " + itos(p_detect_3d)); print_line("roughness " + itos(p_detect_roughness)); print_line("normal " + itos(p_detect_normal)); */ if ((p_compress_mode == COMPRESS_LOSSLESS || p_compress_mode == COMPRESS_LOSSY) && p_image->get_format() > Image::FORMAT_RGBA8) { p_compress_mode = COMPRESS_VRAM_UNCOMPRESSED; //these can't go as lossy } Ref image = p_image->duplicate(); if (((p_compress_mode == COMPRESS_BASIS_UNIVERSAL) || (p_compress_mode == COMPRESS_VRAM_COMPRESSED && p_force_po2_for_compressed)) && p_mipmaps) { image->resize_to_po2(); } if (p_mipmaps && (!image->has_mipmaps() || p_force_normal)) { image->generate_mipmaps(p_force_normal); } if (!p_mipmaps) { image->clear_mipmaps(); } if (image->has_mipmaps() && p_normal.is_valid()) { image->generate_mipmap_roughness(p_roughness_channel, p_normal); } Image::CompressSource csource = Image::COMPRESS_SOURCE_GENERIC; if (p_force_normal) { csource = Image::COMPRESS_SOURCE_NORMAL; } else if (p_srgb_friendly) { csource = Image::COMPRESS_SOURCE_SRGB; } Image::UsedChannels used_channels = image->detect_used_channels(csource); save_to_stex_format(f, image, p_compress_mode, used_channels, p_vram_compression, p_lossy_quality); memdelete(f); } Error ResourceImporterTexture::import(const String &p_source_file, const String &p_save_path, const Map &p_options, List *r_platform_variants, List *r_gen_files, Variant *r_metadata) { CompressMode compress_mode = CompressMode(int(p_options["compress/mode"])); float lossy = p_options["compress/lossy_quality"]; int pack_channels = p_options["compress/channel_pack"]; bool mipmaps = p_options["mipmaps/generate"]; uint32_t mipmap_limit = int(mipmaps ? int(p_options["mipmaps/limit"]) : int(-1)); bool fix_alpha_border = p_options["process/fix_alpha_border"]; bool premult_alpha = p_options["process/premult_alpha"]; bool invert_color = p_options["process/invert_color"]; bool stream = p_options["compress/streamed"]; int size_limit = p_options["process/size_limit"]; bool hdr_as_srgb = p_options["process/HDR_as_SRGB"]; int normal = p_options["compress/normal_map"]; float scale = p_options["svg/scale"]; int hdr_compression = p_options["compress/hdr_compression"]; int bptc_ldr = p_options["compress/bptc_ldr"]; int roughness = p_options["roughness/mode"]; String normal_map = p_options["roughness/src_normal"]; Ref normal_image; Image::RoughnessChannel roughness_channel = Image::ROUGHNESS_CHANNEL_R; if (mipmaps && roughness > 1 && FileAccess::exists(normal_map)) { normal_image.instance(); if (ImageLoader::load_image(normal_map, normal_image) == OK) { roughness_channel = Image::RoughnessChannel(roughness - 2); } } Ref image; image.instance(); Error err = ImageLoader::load_image(p_source_file, image, nullptr, hdr_as_srgb, scale); if (err != OK) { return err; } Array formats_imported; if (size_limit > 0 && (image->get_width() > size_limit || image->get_height() > size_limit)) { //limit size if (image->get_width() >= image->get_height()) { int new_width = size_limit; int new_height = image->get_height() * new_width / image->get_width(); image->resize(new_width, new_height, Image::INTERPOLATE_CUBIC); } else { int new_height = size_limit; int new_width = image->get_width() * new_height / image->get_height(); image->resize(new_width, new_height, Image::INTERPOLATE_CUBIC); } if (normal == 1) { image->normalize(); } } if (fix_alpha_border) { image->fix_alpha_edges(); } if (premult_alpha) { image->premultiply_alpha(); } if (invert_color) { int height = image->get_height(); int width = image->get_width(); for (int i = 0; i < width; i++) { for (int j = 0; j < height; j++) { image->set_pixel(i, j, image->get_pixel(i, j).inverted()); } } } if (compress_mode == COMPRESS_BASIS_UNIVERSAL && image->get_format() >= Image::FORMAT_RF) { //basis universal does not support float formats, fall back compress_mode = COMPRESS_VRAM_COMPRESSED; } bool detect_3d = int(p_options["detect_3d/compress_to"]) > 0; bool detect_roughness = roughness == 0; bool detect_normal = normal == 0; bool force_normal = normal == 1; bool srgb_friendly_pack = pack_channels == 0; if (compress_mode == COMPRESS_VRAM_COMPRESSED) { //must import in all formats, in order of priority (so platform choses the best supported one. IE, etc2 over etc). //Android, GLES 2.x bool ok_on_pc = false; bool is_hdr = (image->get_format() >= Image::FORMAT_RF && image->get_format() <= Image::FORMAT_RGBE9995); bool is_ldr = (image->get_format() >= Image::FORMAT_L8 && image->get_format() <= Image::FORMAT_RGB565); bool can_bptc = ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_bptc"); bool can_s3tc = ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_s3tc"); if (can_bptc) { //add to the list anyway formats_imported.push_back("bptc"); } bool can_compress_hdr = hdr_compression > 0; bool has_alpha = image->detect_alpha() != Image::ALPHA_NONE; if (is_hdr && can_compress_hdr) { if (has_alpha) { //can compress hdr, but hdr with alpha is not compressible if (hdr_compression == 2) { //but user selected to compress hdr anyway, so force an alpha-less format. if (image->get_format() == Image::FORMAT_RGBAF) { image->convert(Image::FORMAT_RGBF); } else if (image->get_format() == Image::FORMAT_RGBAH) { image->convert(Image::FORMAT_RGBH); } } else { can_compress_hdr = false; } } if (can_compress_hdr) { if (!can_bptc) { //fallback to RGBE99995 if (image->get_format() != Image::FORMAT_RGBE9995) { image->convert(Image::FORMAT_RGBE9995); } } } else { can_bptc = false; } } if (is_ldr && can_bptc) { if (bptc_ldr == 0 || (bptc_ldr == 1 && !has_alpha)) { can_bptc = false; } } if (can_bptc || can_s3tc) { _save_stex(image, p_save_path + ".s3tc.stex", compress_mode, lossy, can_bptc ? Image::COMPRESS_BPTC : Image::COMPRESS_S3TC, mipmaps, stream, detect_3d, detect_roughness, detect_normal, force_normal, srgb_friendly_pack, false, mipmap_limit, normal_image, roughness_channel); r_platform_variants->push_back("s3tc"); formats_imported.push_back("s3tc"); ok_on_pc = true; } if (ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_etc2")) { _save_stex(image, p_save_path + ".etc2.stex", compress_mode, lossy, Image::COMPRESS_ETC2, mipmaps, stream, detect_3d, detect_roughness, detect_normal, force_normal, srgb_friendly_pack, true, mipmap_limit, normal_image, roughness_channel); r_platform_variants->push_back("etc2"); formats_imported.push_back("etc2"); } if (ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_etc")) { _save_stex(image, p_save_path + ".etc.stex", compress_mode, lossy, Image::COMPRESS_ETC, mipmaps, stream, detect_3d, detect_roughness, detect_normal, force_normal, srgb_friendly_pack, true, mipmap_limit, normal_image, roughness_channel); r_platform_variants->push_back("etc"); formats_imported.push_back("etc"); } if (ProjectSettings::get_singleton()->get("rendering/textures/vram_compression/import_pvrtc")) { _save_stex(image, p_save_path + ".pvrtc.stex", compress_mode, lossy, Image::COMPRESS_PVRTC1_4, mipmaps, stream, detect_3d, detect_roughness, detect_normal, force_normal, srgb_friendly_pack, true, mipmap_limit, normal_image, roughness_channel); r_platform_variants->push_back("pvrtc"); formats_imported.push_back("pvrtc"); } if (!ok_on_pc) { EditorNode::add_io_error("Warning, no suitable PC VRAM compression enabled in Project Settings. This texture will not display correctly on PC."); } } else { //import normally _save_stex(image, p_save_path + ".stex", compress_mode, lossy, Image::COMPRESS_S3TC /*this is ignored */, mipmaps, stream, detect_3d, detect_roughness, detect_normal, force_normal, srgb_friendly_pack, false, mipmap_limit, normal_image, roughness_channel); } if (r_metadata) { Dictionary metadata; metadata["vram_texture"] = compress_mode == COMPRESS_VRAM_COMPRESSED; if (formats_imported.size()) { metadata["imported_formats"] = formats_imported; } *r_metadata = metadata; } return OK; } const char *ResourceImporterTexture::compression_formats[] = { "bptc", "s3tc", "etc", "etc2", "pvrtc", nullptr }; String ResourceImporterTexture::get_import_settings_string() const { String s; int index = 0; while (compression_formats[index]) { String setting_path = "rendering/textures/vram_compression/import_" + String(compression_formats[index]); bool test = ProjectSettings::get_singleton()->get(setting_path); if (test) { s += String(compression_formats[index]); } index++; } return s; } bool ResourceImporterTexture::are_import_settings_valid(const String &p_path) const { //will become invalid if formats are missing to import Dictionary metadata = ResourceFormatImporter::get_singleton()->get_resource_metadata(p_path); if (!metadata.has("vram_texture")) { return false; } bool vram = metadata["vram_texture"]; if (!vram) { return true; //do not care about non vram } Vector formats_imported; if (metadata.has("imported_formats")) { formats_imported = metadata["imported_formats"]; } int index = 0; bool valid = true; while (compression_formats[index]) { String setting_path = "rendering/textures/vram_compression/import_" + String(compression_formats[index]); bool test = ProjectSettings::get_singleton()->get(setting_path); if (test) { if (formats_imported.find(compression_formats[index]) == -1) { valid = false; break; } } index++; } return valid; } ResourceImporterTexture *ResourceImporterTexture::singleton = nullptr; ResourceImporterTexture::ResourceImporterTexture() { singleton = this; StreamTexture2D::request_3d_callback = _texture_reimport_3d; StreamTexture2D::request_roughness_callback = _texture_reimport_roughness; StreamTexture2D::request_normal_callback = _texture_reimport_normal; } ResourceImporterTexture::~ResourceImporterTexture() { }