mirror of
https://github.com/EsotericSoftware/spine-runtimes.git
synced 2025-12-21 01:36:02 +08:00
270 lines
9.2 KiB
C++
270 lines
9.2 KiB
C++
/******************************************************************************
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* Spine Runtimes License Agreement
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* Last updated January 1, 2020. Replaces all prior versions.
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*
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* Copyright (c) 2013-2020, Esoteric Software LLC
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*
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* Integration of the Spine Runtimes into software or otherwise creating
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* derivative works of the Spine Runtimes is permitted under the terms and
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* conditions of Section 2 of the Spine Editor License Agreement:
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* http://esotericsoftware.com/spine-editor-license
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*
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* Otherwise, it is permitted to integrate the Spine Runtimes into software
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* or otherwise create derivative works of the Spine Runtimes (collectively,
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* "Products"), provided that each user of the Products must obtain their own
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* Spine Editor license and redistribution of the Products in any form must
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* include this license and copyright notice.
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*
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* THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
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* BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#include "SpineAtlasResource.h"
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#include "SpineRendererObject.h"
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#include "core/io/json.h"
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#include "scene/resources/texture.h"
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#include <spine/TextureLoader.h>
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class GodotSpineTextureLoader : public spine::TextureLoader {
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Array *textures;
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Array *normal_maps;
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String normal_map_prefix;
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public:
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GodotSpineTextureLoader(Array *_textures, Array *_normal_maps, const String &normal_map_prefix) : textures(_textures), normal_maps(_normal_maps), normal_map_prefix(normal_map_prefix) {
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}
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static String fix_path(const String &path) {
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if (path.size() > 5 && path[4] == '/' && path[5] == '/') return path;
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const String prefix = "res:/";
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auto i = path.find(prefix);
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auto sub_str_pos = i + prefix.size() - 1;
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if (sub_str_pos < 0) return path;
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auto res = path.substr(sub_str_pos);
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if (!EMPTY(res)) {
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if (res[0] != '/') {
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return prefix + "/" + res;
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} else {
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return prefix + res;
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}
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}
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return path;
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}
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void load(spine::AtlasPage &page, const spine::String &path) override {
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Error error = OK;
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auto fixed_path = fix_path(String(path.buffer()));
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#if VERSION_MAJOR > 3
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Ref<Texture2D> texture = ResourceLoader::load(fixed_path, "", ResourceFormatLoader::CACHE_MODE_REUSE, &error);
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#else
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Ref<Texture> texture = ResourceLoader::load(fixed_path, "", false, &error);
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#endif
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if (error != OK || !texture.is_valid()) {
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ERR_PRINT(vformat("Can't load texture: \"%s\"", String(path.buffer())));
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auto renderer_object = memnew(SpineRendererObject);
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renderer_object->texture = Ref<Texture>(nullptr);
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renderer_object->normal_map = Ref<Texture>(nullptr);
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page.setRendererObject((void *) renderer_object);
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return;
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}
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textures->append(texture);
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auto renderer_object = memnew(SpineRendererObject);
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renderer_object->texture = texture;
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renderer_object->normal_map = Ref<Texture>(nullptr);
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String new_path = vformat("%s/%s_%s", fixed_path.get_base_dir(), normal_map_prefix, fixed_path.get_file());
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if (ResourceLoader::exists(new_path)) {
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Ref<Texture> normal_map = ResourceLoader::load(new_path);
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normal_maps->append(normal_map);
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renderer_object->normal_map = normal_map;
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}
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#if VERSION_MAJOR > 3
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renderer_object->canvas_texture.instantiate();
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renderer_object->canvas_texture->set_diffuse_texture(renderer_object->texture);
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renderer_object->canvas_texture->set_normal_texture(renderer_object->normal_map);
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#endif
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page.setRendererObject((void *) renderer_object);
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page.width = texture->get_width();
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page.height = texture->get_height();
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}
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void unload(void *data) override {
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auto renderer_object = (SpineRendererObject *) data;
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if (renderer_object->texture.is_valid()) renderer_object->texture.unref();
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if (renderer_object->normal_map.is_valid()) renderer_object->normal_map.unref();
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#if VERSION_MAJOR > 3
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if (renderer_object->canvas_texture.is_valid()) renderer_object->canvas_texture.unref();
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#endif
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memdelete(renderer_object);
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}
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};
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void SpineAtlasResource::_bind_methods() {
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ClassDB::bind_method(D_METHOD("load_from_atlas_file", "path"), &SpineAtlasResource::load_from_atlas_file);
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ClassDB::bind_method(D_METHOD("get_source_path"), &SpineAtlasResource::get_source_path);
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ClassDB::bind_method(D_METHOD("get_textures"), &SpineAtlasResource::get_textures);
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ClassDB::bind_method(D_METHOD("get_normal_maps"), &SpineAtlasResource::get_normal_maps);
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ADD_PROPERTY(PropertyInfo(Variant::STRING, "source_path"), "", "get_source_path");
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ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "textures"), "", "get_textures");
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ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "normal_maps"), "", "get_normal_maps");
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}
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SpineAtlasResource::SpineAtlasResource() : atlas(nullptr), texture_loader(nullptr), normal_map_prefix("n") {
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}
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SpineAtlasResource::~SpineAtlasResource() {
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delete atlas;
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delete texture_loader;
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}
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void SpineAtlasResource::clear() {
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delete atlas;
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atlas = nullptr;
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delete texture_loader;
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texture_loader = nullptr;
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textures.clear();
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normal_maps.clear();
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}
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Array SpineAtlasResource::get_textures() {
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return textures;
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}
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Array SpineAtlasResource::get_normal_maps() {
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return normal_maps;
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}
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String SpineAtlasResource::get_source_path() {
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return source_path;
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}
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Error SpineAtlasResource::load_from_atlas_file(const String &path) {
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Error err;
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source_path = path;
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atlas_data = FileAccess::get_file_as_string(path, &err);
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if (err != OK) return err;
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clear();
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texture_loader = new GodotSpineTextureLoader(&textures, &normal_maps, normal_map_prefix);
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auto atlas_utf8 = atlas_data.utf8();
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atlas = new spine::Atlas(atlas_utf8, atlas_utf8.length(), source_path.get_base_dir().utf8(), texture_loader);
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if (atlas) return OK;
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clear();
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return ERR_FILE_UNRECOGNIZED;
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}
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Error SpineAtlasResource::load_from_file(const String &path) {
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Error error;
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String json_string = FileAccess::get_file_as_string(path, &error);
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if (error != OK) return error;
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#if VERSION_MAJOR > 3
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JSON json;
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error = json.parse(json_string);
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if (error != OK) return error;
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Variant result = json.get_data();
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#else
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String error_string;
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int error_line;
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Variant result;
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error = JSON::parse(json_string, result, error_string, error_line);
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if (error != OK) return error;
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#endif
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Dictionary content = Dictionary(result);
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source_path = content["source_path"];
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atlas_data = content["atlas_data"];
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normal_map_prefix = content["normal_texture_prefix"];
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clear();
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texture_loader = new GodotSpineTextureLoader(&textures, &normal_maps, normal_map_prefix);
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atlas = new spine::Atlas(atlas_data.utf8(), atlas_data.size(), source_path.get_base_dir().utf8(), texture_loader);
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if (atlas) return OK;
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clear();
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return ERR_FILE_UNRECOGNIZED;
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}
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Error SpineAtlasResource::save_to_file(const String &path) {
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Error err;
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#if VERSION_MAJOR > 3
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Ref<FileAccess> file = FileAccess::open(path, FileAccess::WRITE, &err);
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if (err != OK) return err;
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#else
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FileAccess *file = FileAccess::open(path, FileAccess::WRITE, &err);
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if (err != OK) {
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if (file) file->close();
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return err;
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}
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#endif
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Dictionary content;
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content["source_path"] = source_path;
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content["atlas_data"] = atlas_data;
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content["normal_texture_prefix"] = normal_map_prefix;
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#if VERSION_MAJOR > 3
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JSON json;
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file->store_string(json.stringify(content));
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file->flush();
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#else
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file->store_string(JSON::print(content));
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file->close();
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#endif
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return OK;
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}
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#if VERSION_MAJOR > 3
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RES SpineAtlasResourceFormatLoader::load(const String &path, const String &original_path, Error *error, bool use_sub_threads, float *progress, CacheMode cache_mode) {
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#else
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RES SpineAtlasResourceFormatLoader::load(const String &path, const String &original_path, Error *error) {
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#endif
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Ref<SpineAtlasResource> atlas = memnew(SpineAtlasResource);
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atlas->load_from_file(path);
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if (error) *error = OK;
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return atlas;
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}
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void SpineAtlasResourceFormatLoader::get_recognized_extensions(List<String> *extensions) const {
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const char atlas_ext[] = "spatlas";
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if (!extensions->find(atlas_ext))
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extensions->push_back(atlas_ext);
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}
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String SpineAtlasResourceFormatLoader::get_resource_type(const String &path) const {
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return "SpineAtlasResource";
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}
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bool SpineAtlasResourceFormatLoader::handles_type(const String &type) const {
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return type == "SpineAtlasResource" || ClassDB::is_parent_class(type, "SpineAtlasResource");
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}
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Error SpineAtlasResourceFormatSaver::save(const String &path, const RES &resource, uint32_t flags) {
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Ref<SpineAtlasResource> res = resource;
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return res->save_to_file(path);
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}
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void SpineAtlasResourceFormatSaver::get_recognized_extensions(const RES &resource, List<String> *extensions) const {
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if (Object::cast_to<SpineAtlasResource>(*resource))
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extensions->push_back("spatlas");
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}
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bool SpineAtlasResourceFormatSaver::recognize(const RES &resource) const {
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return Object::cast_to<SpineAtlasResource>(*resource) != nullptr;
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}
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