nuclear@0: /*
nuclear@0: Open Asset Import Library (assimp)
nuclear@0: ----------------------------------------------------------------------
nuclear@0: 
nuclear@0: Copyright (c) 2006-2012, assimp team
nuclear@0: All rights reserved.
nuclear@0: 
nuclear@0: Redistribution and use of this software in source and binary forms, 
nuclear@0: with or without modification, are permitted provided that the 
nuclear@0: following conditions are met:
nuclear@0: 
nuclear@0: * Redistributions of source code must retain the above
nuclear@0:   copyright notice, this list of conditions and the
nuclear@0:   following disclaimer.
nuclear@0: 
nuclear@0: * Redistributions in binary form must reproduce the above
nuclear@0:   copyright notice, this list of conditions and the
nuclear@0:   following disclaimer in the documentation and/or other
nuclear@0:   materials provided with the distribution.
nuclear@0: 
nuclear@0: * Neither the name of the assimp team, nor the names of its
nuclear@0:   contributors may be used to endorse or promote products
nuclear@0:   derived from this software without specific prior
nuclear@0:   written permission of the assimp team.
nuclear@0: 
nuclear@0: THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
nuclear@0: "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
nuclear@0: LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
nuclear@0: A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
nuclear@0: OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
nuclear@0: SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
nuclear@0: LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
nuclear@0: DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
nuclear@0: THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
nuclear@0: (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
nuclear@0: OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
nuclear@0: 
nuclear@0: ----------------------------------------------------------------------
nuclear@0: */
nuclear@0: 
nuclear@0: 
nuclear@0: #ifndef OBJ_FILEPARSER_H_INC
nuclear@0: #define OBJ_FILEPARSER_H_INC
nuclear@0: 
nuclear@0: #include <vector>
nuclear@0: #include <string>
nuclear@0: #include <map>
nuclear@0: 
nuclear@0: namespace Assimp
nuclear@0: {
nuclear@0: 
nuclear@0: namespace ObjFile
nuclear@0: {
nuclear@0: struct Model;
nuclear@0: struct Object;
nuclear@0: struct Material;
nuclear@0: struct Point3;
nuclear@0: struct Point2;
nuclear@0: }
nuclear@0: class ObjFileImporter;
nuclear@0: class IOSystem;
nuclear@0: 
nuclear@0: ///	\class	ObjFileParser
nuclear@0: ///	\brief	Parser for a obj waveform file
nuclear@0: class ObjFileParser
nuclear@0: {
nuclear@0: public:
nuclear@0: 	static const size_t BUFFERSIZE = 4096;
nuclear@0: 	typedef std::vector<char> DataArray;
nuclear@0: 	typedef std::vector<char>::iterator DataArrayIt;
nuclear@0: 	typedef std::vector<char>::const_iterator ConstDataArrayIt;
nuclear@0: 
nuclear@0: public:
nuclear@0: 	///	\brief	Constructor with data array.
nuclear@0: 	ObjFileParser(std::vector<char> &Data,const std::string &strModelName, IOSystem* io);
nuclear@0: 	///	\brief	Destructor
nuclear@0: 	~ObjFileParser();
nuclear@0: 	///	\brief	Model getter.
nuclear@0: 	ObjFile::Model *GetModel() const;
nuclear@0: 
nuclear@0: private:
nuclear@0: 	///	Parse the loadedfile
nuclear@0: 	void parseFile();
nuclear@0: 	///	Method to copy the new delimited word in the current line.
nuclear@0: 	void copyNextWord(char *pBuffer, size_t length);
nuclear@0: 	///	Method to copy the new line.
nuclear@0: 	void copyNextLine(char *pBuffer, size_t length);
nuclear@0: 	///	Stores the following 3d vector.
nuclear@0: 	void getVector3( std::vector<aiVector3D> &point3d_array );
nuclear@0: 	///	Stores the following 3d vector.
nuclear@0: 	void getVector2(std::vector<aiVector2D> &point2d_array);
nuclear@0: 	///	Stores the following face.
nuclear@0: 	void getFace(aiPrimitiveType type);
nuclear@0: 	void getMaterialDesc();
nuclear@0: 	///	Gets a comment.
nuclear@0: 	void getComment();
nuclear@0: 	/// Gets a a material library.
nuclear@0: 	void getMaterialLib();
nuclear@0: 	/// Creates a new material.
nuclear@0: 	void getNewMaterial();
nuclear@0: 	/// Gets the groupname from file.
nuclear@0: 	void getGroupName();
nuclear@0: 	/// Gets the group number from file.
nuclear@0: 	void getGroupNumber();
nuclear@0: 	/// Returns the index of the material. Is -1 if not material was found.
nuclear@0: 	int getMaterialIndex( const std::string &strMaterialName );
nuclear@0: 	/// Parse object name
nuclear@0: 	void getObjectName();
nuclear@0: 	/// Creates a new object.
nuclear@0: 	void createObject(const std::string &strObjectName);
nuclear@0: 	///	Creates a new mesh.
nuclear@0: 	void createMesh(); 
nuclear@0: 	///	Returns true, if a new mesh instance must be created.
nuclear@0: 	bool needsNewMesh( const std::string &rMaterialName );
nuclear@0: 	///	Error report in token
nuclear@0: 	void reportErrorTokenInFace();
nuclear@0: 
nuclear@0: private:
nuclear@0: 	///	Default material name
nuclear@0: 	static const std::string DEFAULT_MATERIAL;
nuclear@0: 	//!	Iterator to current position in buffer
nuclear@0: 	DataArrayIt m_DataIt;
nuclear@0: 	//!	Iterator to end position of buffer
nuclear@0: 	DataArrayIt m_DataItEnd;
nuclear@0: 	//!	Pointer to model instance
nuclear@0: 	ObjFile::Model *m_pModel;
nuclear@0: 	//!	Current line (for debugging)
nuclear@0: 	unsigned int m_uiLine;
nuclear@0: 	//!	Helper buffer
nuclear@0: 	char m_buffer[BUFFERSIZE];
nuclear@0: 	///	Pointer to IO system instance.
nuclear@0: 	IOSystem *m_pIO;
nuclear@0: };
nuclear@0: 
nuclear@0: }	// Namespace Assimp
nuclear@0: 
nuclear@0: #endif