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-/*************************************************************************/
-/* FBXParser.h */
-/*************************************************************************/
-/* 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. */
-/*************************************************************************/
-
-/*
-Open Asset Import Library (assimp)
-----------------------------------------------------------------------
-
-Copyright (c) 2006-2019, assimp team
-
-
-All rights reserved.
-
-Redistribution and use of this software in source and binary forms,
-with or without modification, are permitted provided that the
-following conditions are met:
-
-* Redistributions of source code must retain the above
- copyright notice, this list of conditions and the
- following disclaimer.
-
-* Redistributions in binary form must reproduce the above
- copyright notice, this list of conditions and the
- following disclaimer in the documentation and/or other
- materials provided with the distribution.
-
-* Neither the name of the assimp team, nor the names of its
- contributors may be used to endorse or promote products
- derived from this software without specific prior
- written permission of the assimp team.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-----------------------------------------------------------------------
-*/
-
-/** @file FBXParser.h
- * @brief FBX parsing code
- */
-#ifndef FBX_PARSER_H
-#define FBX_PARSER_H
-
-#include <stdint.h>
-#include <map>
-#include <memory>
-
-#include "core/math/color.h"
-#include "core/math/transform_3d.h"
-#include "core/math/vector2.h"
-#include "core/math/vector3.h"
-
-#include "FBXTokenizer.h"
-
-namespace FBXDocParser {
-
-class Scope;
-class Parser;
-class Element;
-
-typedef Element *ElementPtr;
-typedef Scope *ScopePtr;
-
-typedef std::vector<ScopePtr> ScopeList;
-typedef std::multimap<std::string, ElementPtr> ElementMap;
-typedef std::pair<ElementMap::const_iterator, ElementMap::const_iterator> ElementCollection;
-
-#define new_Scope new Scope
-#define new_Element new Element
-
-/** FBX data entity that consists of a key:value tuple.
- *
- * Example:
- * @verbatim
- * AnimationCurve: 23, "AnimCurve::", "" {
- * [..]
- * }
- * @endverbatim
- *
- * As can be seen in this sample, elements can contain nested #Scope
- * as their trailing member. **/
-class Element {
-public:
- Element(TokenPtr key_token, Parser &parser);
- ~Element();
-
- ScopePtr Compound() const {
- return compound;
- }
-
- TokenPtr KeyToken() const {
- return key_token;
- }
-
- const TokenList &Tokens() const {
- return tokens;
- }
-
-private:
- TokenList tokens;
- ScopePtr compound = nullptr;
- std::vector<ScopePtr> compound_scope;
- TokenPtr key_token = nullptr;
-};
-
-/** FBX data entity that consists of a 'scope', a collection
- * of not necessarily unique #Element instances.
- *
- * Example:
- * @verbatim
- * GlobalSettings: {
- * Version: 1000
- * Properties70:
- * [...]
- * }
- * @endverbatim */
-class Scope {
-public:
- Scope(Parser &parser, bool topLevel = false);
- ~Scope();
-
- ElementPtr GetElement(const std::string &index) const {
- ElementMap::const_iterator it = elements.find(index);
- return it == elements.end() ? nullptr : (*it).second;
- }
-
- ElementPtr FindElementCaseInsensitive(const std::string &elementName) const {
- for (FBXDocParser::ElementMap::const_iterator element = elements.begin(); element != elements.end(); ++element) {
- if (element->first.compare(elementName)) {
- return element->second;
- }
- }
-
- // nothing to reference / expired.
- return nullptr;
- }
-
- ElementCollection GetCollection(const std::string &index) const {
- return elements.equal_range(index);
- }
-
- const ElementMap &Elements() const {
- return elements;
- }
-
-private:
- ElementMap elements;
-};
-
-/** FBX parsing class, takes a list of input tokens and generates a hierarchy
- * of nested #Scope instances, representing the fbx DOM.*/
-class Parser {
-public:
- /** Parse given a token list. Does not take ownership of the tokens -
- * the objects must persist during the entire parser lifetime */
- Parser(const TokenList &tokens, bool is_binary);
- ~Parser();
-
- ScopePtr GetRootScope() const {
- return root;
- }
-
- bool IsBinary() const {
- return is_binary;
- }
-
- bool IsCorrupt() const {
- return corrupt;
- }
-
-private:
- friend class Scope;
- friend class Element;
-
- TokenPtr AdvanceToNextToken();
- TokenPtr LastToken() const;
- TokenPtr CurrentToken() const;
-
-private:
- bool corrupt = false;
- ScopeList scopes;
- const TokenList &tokens;
-
- TokenPtr last = nullptr, current = nullptr;
- TokenList::const_iterator cursor;
- ScopePtr root = nullptr;
-
- const bool is_binary;
-};
-
-/* token parsing - this happens when building the DOM out of the parse-tree*/
-uint64_t ParseTokenAsID(const TokenPtr t, const char *&err_out);
-size_t ParseTokenAsDim(const TokenPtr t, const char *&err_out);
-float ParseTokenAsFloat(const TokenPtr t, const char *&err_out);
-int ParseTokenAsInt(const TokenPtr t, const char *&err_out);
-int64_t ParseTokenAsInt64(const TokenPtr t, const char *&err_out);
-std::string ParseTokenAsString(const TokenPtr t, const char *&err_out);
-
-/* wrapper around ParseTokenAsXXX() with DOMError handling */
-uint64_t ParseTokenAsID(const TokenPtr t);
-size_t ParseTokenAsDim(const TokenPtr t);
-float ParseTokenAsFloat(const TokenPtr t);
-int ParseTokenAsInt(const TokenPtr t);
-int64_t ParseTokenAsInt64(const TokenPtr t);
-std::string ParseTokenAsString(const TokenPtr t);
-
-/* read data arrays */
-void ParseVectorDataArray(std::vector<Vector3> &out, const ElementPtr el);
-void ParseVectorDataArray(std::vector<Color> &out, const ElementPtr el);
-void ParseVectorDataArray(std::vector<Vector2> &out, const ElementPtr el);
-void ParseVectorDataArray(std::vector<int> &out, const ElementPtr el);
-void ParseVectorDataArray(std::vector<float> &out, const ElementPtr el);
-void ParseVectorDataArray(std::vector<float> &out, const ElementPtr el);
-void ParseVectorDataArray(std::vector<unsigned int> &out, const ElementPtr el);
-void ParseVectorDataArray(std::vector<uint64_t> &out, const ElementPtr ep);
-void ParseVectorDataArray(std::vector<int64_t> &out, const ElementPtr el);
-bool HasElement(const ScopePtr sc, const std::string &index);
-
-// extract a required element from a scope, abort if the element cannot be found
-ElementPtr GetRequiredElement(const ScopePtr sc, const std::string &index, const ElementPtr element = nullptr);
-ScopePtr GetRequiredScope(const ElementPtr el); // New in 2020. (less likely to destroy application)
-ScopePtr GetOptionalScope(const ElementPtr el); // New in 2021. (even LESS likely to destroy application now)
-
-ElementPtr GetOptionalElement(const ScopePtr sc, const std::string &index, const ElementPtr element = nullptr);
-// extract required compound scope
-ScopePtr GetRequiredScope(const ElementPtr el);
-// get token at a particular index
-TokenPtr GetRequiredToken(const ElementPtr el, unsigned int index);
-
-// ------------------------------------------------------------------------------------------------
-// read a 4x4 matrix from an array of 16 floats
-Transform3D ReadMatrix(const ElementPtr element);
-} // namespace FBXDocParser
-
-#endif // FBX_PARSER_H
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