GODOT IS OPEN SOURCE

1 files changed, 161 insertions, 0 deletions

diff --git a/scene/io/scene_loader.cpp b/scene/io/scene_loader.cpp
new file mode 100644
index 0000000000..8615e64ae9
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+++ b/scene/io/scene_loader.cpp
@@ -0,0 +1,161 @@
+/*************************************************************************/
+/*  scene_loader.cpp                                                     */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                    http://www.godotengine.org                         */
+/*************************************************************************/
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                 */
+/*                                                                       */
+/* 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 "scene_loader.h"
+#include "globals.h"
+#include "path_remap.h"
+
+#ifdef OLD_SCENE_FORMAT_ENABLED
+
+SceneFormatLoader *SceneLoader::loader[MAX_LOADERS];
+
+int SceneLoader::loader_count=0;
+
+
+void SceneInteractiveLoader::_bind_methods() {
+
+	ObjectTypeDB::bind_method(_MD("get_scene"),&SceneInteractiveLoader::get_scene);
+	ObjectTypeDB::bind_method(_MD("poll"),&SceneInteractiveLoader::poll);
+	ObjectTypeDB::bind_method(_MD("get_stage"),&SceneInteractiveLoader::get_stage);
+	ObjectTypeDB::bind_method(_MD("get_stage_count"),&SceneInteractiveLoader::get_stage_count);
+}
+
+class SceneInteractiveLoaderDefault : public SceneInteractiveLoader {
+
+	OBJ_TYPE( SceneInteractiveLoaderDefault, SceneInteractiveLoader );
+public:
+	Node *scene;
+
+	virtual void set_local_path(const String& p_local_path) { scene->set_filename(p_local_path); }
+	virtual Node *get_scene() { return scene; }
+	virtual Error poll() { return ERR_FILE_EOF; }
+	virtual int get_stage() const { return 1; }
+	virtual int get_stage_count() const { return 1; }
+
+	SceneInteractiveLoaderDefault() {}
+};
+
+
+Ref<SceneInteractiveLoader> SceneFormatLoader::load_interactive(const String &p_path,bool p_root_scene_hint) {
+
+	Node *scene = load(p_path,p_root_scene_hint);
+	if (!scene)
+		return Ref<SceneInteractiveLoader>();
+	Ref<SceneInteractiveLoaderDefault> sil = Ref<SceneInteractiveLoaderDefault>( memnew( SceneInteractiveLoaderDefault ));
+	sil->scene=scene;
+	return sil;
+}
+
+
+
+bool SceneFormatLoader::recognize(const String& p_extension) const {
+	
+	
+	List<String> extensions;
+	get_recognized_extensions(&extensions);
+	for (List<String>::Element *E=extensions.front();E;E=E->next()) {
+		
+		if (E->get().nocasecmp_to(p_extension.extension())==0)
+			return true;
+	}
+	
+	return false;
+}
+
+Ref<SceneInteractiveLoader> SceneLoader::load_interactive(const String &p_path,bool p_save_root_state) {
+
+	String local_path=Globals::get_singleton()->localize_path(p_path);
+
+	String remapped_path = PathRemap::get_singleton()->get_remap(local_path);
+	String extension=remapped_path.extension();
+
+	for (int i=0;i<loader_count;i++) {
+
+		if (!loader[i]->recognize(extension))
+			continue;
+		Ref<SceneInteractiveLoader> il = loader[i]->load_interactive(remapped_path,p_save_root_state);
+
+		if (il.is_null() && remapped_path!=local_path)
+			il = loader[i]->load_interactive(local_path,p_save_root_state);
+
+		ERR_EXPLAIN("Error loading scene: "+local_path);
+		ERR_FAIL_COND_V(il.is_null(),Ref<SceneInteractiveLoader>());
+		il->set_local_path(local_path);
+
+		return il;
+	}
+
+	ERR_EXPLAIN("No loader found for scene: "+p_path);
+	ERR_FAIL_V(Ref<SceneInteractiveLoader>());
+	return Ref<SceneInteractiveLoader>();
+}
+
+Node* SceneLoader::load(const String &p_path,bool p_root_scene_hint) {
+
+	String local_path=Globals::get_singleton()->localize_path(p_path);
+
+	String remapped_path = PathRemap::get_singleton()->get_remap(local_path);
+	String extension=remapped_path.extension();
+
+	for (int i=0;i<loader_count;i++) {
+		
+		if (!loader[i]->recognize(extension))
+			continue;
+		Node*node = loader[i]->load(remapped_path,p_root_scene_hint);
+
+		if (!node && remapped_path!=local_path)
+			node = loader[i]->load(local_path,p_root_scene_hint);
+
+		ERR_EXPLAIN("Error loading scene: "+local_path);
+		ERR_FAIL_COND_V(!node,NULL);
+		node->set_filename(local_path);
+
+		return node;
+	}
+
+	ERR_EXPLAIN("No loader found for scene: "+p_path);
+	ERR_FAIL_V(NULL);
+}
+
+void SceneLoader::get_recognized_extensions(List<String> *p_extensions) {
+	
+	for (int i=0;i<loader_count;i++) {
+		
+		loader[i]->get_recognized_extensions(p_extensions);
+	}
+	
+}
+
+void SceneLoader::add_scene_format_loader(SceneFormatLoader *p_format_loader) {
+	
+	ERR_FAIL_COND( loader_count >= MAX_LOADERS );
+	loader[loader_count++]=p_format_loader;
+}
+
+
+#endif