assimp/code/ObjFileParser.h

117 lines
3.6 KiB
C++

/*
Open Asset Import Library (ASSIMP)
----------------------------------------------------------------------
Copyright (c) 2006-2008, ASSIMP Development 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 Development 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.
----------------------------------------------------------------------
*/
#ifndef OBJ_FILEPARSER_H_INC
#define OBJ_FILEPARSER_H_INC
#include <vector>
#include <string>
#include <map>
#include "../include/aiTypes.h"
/*struct aiVector2D_t;
struct aiVector3D_t;*/
namespace Assimp
{
namespace ObjFile
{
struct Model;
struct Object;
struct Material;
struct Point3;
struct Point2;
}
class ObjFileImporter;
/// \class ObjFileParser
/// \brief Parser for a obj waveform file
class ObjFileParser
{
public:
static const size_t BUFFERSIZE = 1024;
typedef std::vector<char> DataArray;
typedef std::vector<char>::iterator DataArrayIt;
typedef std::vector<char>::const_iterator ConstDataArrayIt;
public:
ObjFileParser(std::vector<char> &Data, const std::string &strAbsPath, const std::string &strModelName);
~ObjFileParser();
ObjFile::Model *GetModel() const;
private:
void parseFile();
void copyNextWord(char *pBuffer, size_t length);
void copyNextLine(char *pBuffer, size_t length);
void getVector3(std::vector<aiVector3D*> &point3d_array);
void getVector2(std::vector<aiVector2D*> &point2d_array);
void getFace();
void getMaterialDesc();
void getComment();
void getMaterialLib();
void getNewMaterial();
void getGroupName();
void getGroupNumber();
void getObjectName();
void createObject(const std::string &strObjectName);
void reportErrorTokenInFace();
void extractExtension(const std::string strFile, std::string &strExt);
private:
//! Absolute filepath to model
std::string m_strAbsPath;
//! Iterator to current position in buffer
DataArrayIt m_DataIt;
//! Iterator to end position of buffer
DataArrayIt m_DataItEnd;
//! Pointer to model instance
ObjFile::Model *m_pModel;
//! Current line (for debugging)
unsigned int m_uiLine;
//! Helper buffer
char m_buffer[BUFFERSIZE];
};
} // Namespace Assimp
#endif