161 lines
5.7 KiB
C++
161 lines
5.7 KiB
C++
/*************************************************************************/
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/* scene_loader.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "scene_loader.h"
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#include "globals.h"
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#include "path_remap.h"
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#ifdef OLD_SCENE_FORMAT_ENABLED
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SceneFormatLoader *SceneLoader::loader[MAX_LOADERS];
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int SceneLoader::loader_count=0;
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void SceneInteractiveLoader::_bind_methods() {
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ObjectTypeDB::bind_method(_MD("get_scene"),&SceneInteractiveLoader::get_scene);
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ObjectTypeDB::bind_method(_MD("poll"),&SceneInteractiveLoader::poll);
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ObjectTypeDB::bind_method(_MD("get_stage"),&SceneInteractiveLoader::get_stage);
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ObjectTypeDB::bind_method(_MD("get_stage_count"),&SceneInteractiveLoader::get_stage_count);
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}
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class SceneInteractiveLoaderDefault : public SceneInteractiveLoader {
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OBJ_TYPE( SceneInteractiveLoaderDefault, SceneInteractiveLoader );
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public:
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Node *scene;
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virtual void set_local_path(const String& p_local_path) { scene->set_filename(p_local_path); }
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virtual Node *get_scene() { return scene; }
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virtual Error poll() { return ERR_FILE_EOF; }
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virtual int get_stage() const { return 1; }
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virtual int get_stage_count() const { return 1; }
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SceneInteractiveLoaderDefault() {}
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};
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Ref<SceneInteractiveLoader> SceneFormatLoader::load_interactive(const String &p_path,bool p_root_scene_hint) {
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Node *scene = load(p_path,p_root_scene_hint);
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if (!scene)
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return Ref<SceneInteractiveLoader>();
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Ref<SceneInteractiveLoaderDefault> sil = Ref<SceneInteractiveLoaderDefault>( memnew( SceneInteractiveLoaderDefault ));
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sil->scene=scene;
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return sil;
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}
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bool SceneFormatLoader::recognize(const String& p_extension) const {
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List<String> extensions;
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get_recognized_extensions(&extensions);
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for (List<String>::Element *E=extensions.front();E;E=E->next()) {
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if (E->get().nocasecmp_to(p_extension.extension())==0)
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return true;
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}
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return false;
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}
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Ref<SceneInteractiveLoader> SceneLoader::load_interactive(const String &p_path,bool p_save_root_state) {
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String local_path=Globals::get_singleton()->localize_path(p_path);
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String remapped_path = PathRemap::get_singleton()->get_remap(local_path);
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String extension=remapped_path.extension();
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for (int i=0;i<loader_count;i++) {
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if (!loader[i]->recognize(extension))
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continue;
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Ref<SceneInteractiveLoader> il = loader[i]->load_interactive(remapped_path,p_save_root_state);
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if (il.is_null() && remapped_path!=local_path)
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il = loader[i]->load_interactive(local_path,p_save_root_state);
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ERR_EXPLAIN("Error loading scene: "+local_path);
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ERR_FAIL_COND_V(il.is_null(),Ref<SceneInteractiveLoader>());
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il->set_local_path(local_path);
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return il;
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}
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ERR_EXPLAIN("No loader found for scene: "+p_path);
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ERR_FAIL_V(Ref<SceneInteractiveLoader>());
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return Ref<SceneInteractiveLoader>();
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}
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Node* SceneLoader::load(const String &p_path,bool p_root_scene_hint) {
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String local_path=Globals::get_singleton()->localize_path(p_path);
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String remapped_path = PathRemap::get_singleton()->get_remap(local_path);
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String extension=remapped_path.extension();
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for (int i=0;i<loader_count;i++) {
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if (!loader[i]->recognize(extension))
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continue;
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Node*node = loader[i]->load(remapped_path,p_root_scene_hint);
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if (!node && remapped_path!=local_path)
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node = loader[i]->load(local_path,p_root_scene_hint);
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ERR_EXPLAIN("Error loading scene: "+local_path);
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ERR_FAIL_COND_V(!node,NULL);
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node->set_filename(local_path);
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return node;
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}
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ERR_EXPLAIN("No loader found for scene: "+p_path);
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ERR_FAIL_V(NULL);
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}
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void SceneLoader::get_recognized_extensions(List<String> *p_extensions) {
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for (int i=0;i<loader_count;i++) {
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loader[i]->get_recognized_extensions(p_extensions);
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}
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}
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void SceneLoader::add_scene_format_loader(SceneFormatLoader *p_format_loader) {
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ERR_FAIL_COND( loader_count >= MAX_LOADERS );
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loader[loader_count++]=p_format_loader;
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}
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#endif
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