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TAPs 0.7.7.3
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TAPs 0.7.7.3
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00001 /****************************************************************************** 00002 TAPsReadPly.hpp 00003 00004 Create an OpenGL Model Object from a .ply file 00005 00006 SUKITTI PUNAK (05/24/2006) 00007 UPDATE (06/01/2006) 00008 ******************************************************************************/ 00009 #ifndef TAPs_READ_PLY_HPP 00010 #define TAPs_READ_PLY_HPP 00011 00012 // The necessary headers are included in TAPsReadModel.hpp which directly uses 00013 // this header. 00014 00015 BEGIN_NAMESPACE_TAPs 00016 //============================================================================= 00017 template <typename T> class ReadModels; 00018 //============================================================================= 00019 template <typename T> 00020 class ReadPly { 00021 friend class ReadModels<T>; 00022 // Member Functions ---------------------------------------------------------- 00023 public: 00024 //------------------------------------------------------------------------- 00025 // Read an input file 00026 // I/P: fileName 00027 // O/P: *prModel 00028 // More than one fn per each operation due to the design of Model types; 00029 // E.g. 00030 // One for PolygonalModel and its derived classes 00031 // The other for XPolygonalModel and its derived classes 00032 // 00033 // Each pairs are exactly identical (both declaration and definition) 00034 // except the passed prModel pointer. 00035 //------------------------------------------------------------------------- 00036 static bool readFile( const char *fileName, OpenGL::PolygonalModel<T> * const prModel ); 00037 static bool readFile( const char *fileName, OpenGL::XPolygonalModel<T> * const prModel ); 00038 static bool readFile( const char *fileName, OpenGL::HalfEdgeModel<T> * const prModel ); 00039 //------------------------------------------------------------------------- 00040 private: 00041 //------------------------------------------------------------------------- 00042 static void Clear (); 00043 //------------------------------------------------------------------------- 00044 // Process Each Node 00045 //------------------------------------------------------------------------- 00046 static bool ProcessHEADER( FILE * inputFile, OpenGL::MeshModel<T> * const prModel ); 00047 //------------------------------------------------------------------------- 00048 static bool ProcessFORMAT( char * line ); 00049 static void ProcessELEMENT( char * line, OpenGL::MeshModel<T> * const prModel ); 00050 static void ProcessPROPERTY( char * line ); 00051 //------------------------------------------------------------------------- 00052 static void ProcessVERTEX_LIST_ASCII( FILE * inputFile, OpenGL::PolygonalModel<T> * const prModel ); 00053 static void ProcessVERTEX_LIST_ASCII( FILE * inputFile, OpenGL::XPolygonalModel<T> * const prModel ); 00054 static void ProcessVERTEX_LIST_ASCII( FILE * inputFile, OpenGL::HalfEdgeModel<T> * const prModel ); 00055 //------------------------------------------------------------------------- 00056 static void ProcessFACE_LIST_ASCII( FILE * inputFile, OpenGL::PolygonalModel<T> * const prModel ); 00057 static void ProcessFACE_LIST_ASCII( FILE * inputFile, OpenGL::XPolygonalModel<T> * const prModel ); 00058 static void ProcessFACE_LIST_ASCII( FILE * inputFile, OpenGL::HalfEdgeModel<T> * const prModel ); 00059 //------------------------------------------------------------------------- 00060 // BINARY BIG ENDDIAN e.g. UNIX 00061 static void ProcessVERTEX_LIST_BINARY_BIG_ENDDIAN( FILE * inputFile, OpenGL::PolygonalModel<T> * const prModel ); 00062 static void ProcessVERTEX_LIST_BINARY_BIG_ENDDIAN( FILE * inputFile, OpenGL::XPolygonalModel<T> * const prModel ); 00063 static void ProcessVERTEX_LIST_BINARY_BIG_ENDDIAN( FILE * inputFile, OpenGL::HalfEdgeModel<T> * const prModel ); 00064 //------------------------------------------------------------------------- 00065 static void ProcessFACE_LIST_BINARY_BIG_ENDDIAN( FILE * inputFile, OpenGL::PolygonalModel<T> * const prModel ); 00066 static void ProcessFACE_LIST_BINARY_BIG_ENDDIAN( FILE * inputFile, OpenGL::XPolygonalModel<T> * const prModel ); 00067 static void ProcessFACE_LIST_BINARY_BIG_ENDDIAN( FILE * inputFile, OpenGL::HalfEdgeModel<T> * const prModel ); 00068 //------------------------------------------------------------------------- 00069 // BINARY LITTLE ENDDIAN e.g. PC 00070 static void ProcessVERTEX_LIST_BINARY_LITTLE_ENDDIAN( FILE * inputFile, OpenGL::PolygonalModel<T> * const prModel ); 00071 static void ProcessVERTEX_LIST_BINARY_LITTLE_ENDDIAN( FILE * inputFile, OpenGL::XPolygonalModel<T> * const prModel ); 00072 static void ProcessVERTEX_LIST_BINARY_LITTLE_ENDDIAN( FILE * inputFile, OpenGL::HalfEdgeModel<T> * const prModel ); 00073 //------------------------------------------------------------------------- 00074 static void ProcessFACE_LIST_BINARY_LITTLE_ENDDIAN( FILE * inputFile, OpenGL::PolygonalModel<T> * const prModel ); 00075 static void ProcessFACE_LIST_BINARY_LITTLE_ENDDIAN( FILE * inputFile, OpenGL::XPolygonalModel<T> * const prModel ); 00076 static void ProcessFACE_LIST_BINARY_LITTLE_ENDDIAN( FILE * inputFile, OpenGL::HalfEdgeModel<T> * const prModel ); 00077 //------------------------------------------------------------------------- 00078 static void ConvertBigEnddianToLittleEnddian ( unsigned char dataType, unsigned char * prData ); 00079 //------------------------------------------------------------------------- 00080 //------------------------------------------------------------------------- 00081 // Data Members --------------------------------------------------------------- 00082 private: 00083 //--------------------------------------------------------------- 00084 enum PlyEnum { 00085 //----------------------------------------------- 00086 // Format 00087 //----------------------------------------------- 00088 FORMAT_ASCII = 1, 00089 FORMAT_BINARY_LITTLE_ENDDIAN, // PC 00090 FORMAT_BINARY_BIG_ENDDIAN, // UNIX 00091 //----------------------------------------------- 00092 // Element 00093 //----------------------------------------------- 00094 ELEMENT_VERTEX, // = 4 00095 ELEMENT_FACE, 00096 ELEMENT_EDGE, 00097 //----------------------------------------------- 00098 // List 00099 //----------------------------------------------- 00100 LIST_VERTEX_INDICES, // = 7 00101 //----------------------------------------------- 00102 // Name Type Number of Bytes 00103 //----------------------------------------------- 00104 // int8 character 1 00105 // uint8 unsigned character 1 00106 // int16 short integer 2 00107 // uint16 unsigned short integer 2 00108 // int32 integer 4 00109 // uint32 unsigned integer 4 00110 // float32 single-precision float 4 00111 // float64 double-precision float 8 00112 //----------------------------------------------- 00113 // Alias name: 00114 // uchar --> uint8 00115 // int --> int32 00116 // float --> float32 00117 // double --> float64 00118 //----------------------------------------------- 00119 INT_8, // = 8 00120 UINT_8, 00121 INT_16, 00122 UINT_16, 00123 INT_32, 00124 UINT_32, 00125 FLOAT_32, 00126 FLOAT_64, 00127 //----------------------------------------------- 00128 // Examples of User Defined 00129 //----------------------------------------------- 00130 // element material 6 00131 // property ambient_red uint8 { ambient color } 00132 // property ambient_green uint8 00133 // property ambient_blue uint8 00134 // property ambient_coeff float32 00135 // property diffuse_red uint8 { diffuse color } 00136 // property diffuse_green uint8 00137 // property diffuse_blue uint8 00138 // property diffuse_coeff float32 00139 // property specular_red uint8 { specular color } 00140 // property specular_green uint8 00141 // property specular_blue uint8 00142 // property specular_coeff float32 00143 // property specular_power float32 { Phong power } 00144 //----------------------------------------------- 00145 // Attribute 00146 X, Y, Z, // = 16, 17, 18 00147 CONFIDENCE, 00148 INTENSITY, 00149 VERTEX1, VERTEX2, // for edge list 00150 RED, GREEN, BLUE, 00151 //----------------------------------------------- 00152 UNDEFINED // = 26 00153 }; 00154 //--------------------------------------------------------------- 00155 static unsigned char m_eFormat; // format type 00156 static float m_fFormatVersion; // format version 00157 static unsigned char m_eCurrentListType; // current list type (V, F, or E) 00158 //--------------------------------------------------------------- 00159 // For vertex list 00160 static std::vector<unsigned char> m_veVertexListType; 00161 static std::vector<unsigned char> m_veVertexListAttrib; 00162 //--------------------------------------------------------------- 00163 // For face list 00164 static std::vector<unsigned char> m_veFaceListType; 00165 static std::vector<unsigned char> m_veFaceListAttrib; 00166 //--------------------------------------------------------------- 00167 // For edge list 00168 static std::vector<unsigned char> m_veEdgeListType; 00169 static std::vector<unsigned char> m_veEdgeListAttrib; 00170 //--------------------------------------------------------------- 00171 static int vertexNo; // current vertex number 00172 static int halfEdgeCounter; // count number of half-edges 00173 // static FILE *fileIn; 00174 00175 /* 00176 // for half-edge originated vertex look up 00177 static HEVertex<T> ** vertexList; 00178 // hash table for vertex ring list 00179 // used for half-edge pair look up 00180 static HashTableBySTLVector<int> * vertexRingList; 00181 // hash table for halfedge ring list 00182 // used for half-edge pair look up 00183 static HashTableBySTLVector< HEHalfEdge<T>* > * halfEdgeRingList; 00184 // (bounday) half-edges on hole faces 00185 static HEHalfEdge<T> * boundaryHalfEdgePtr; 00186 //*/ 00187 }; 00188 //============================================================================= 00189 END_NAMESPACE_TAPs 00190 //----------------------------------------------------------------------------- 00191 // Include definition if TAPs_USE_EXPORT is not defined 00192 //#if !defined( TAPs_USE_EXPORT ) 00193 #include "TAPsReadPly.cpp" 00194 //#endif 00195 //----------------------------------------------------------------------------- 00196 #endif 00197 //34567890123456789012345678901234567890123456789012345678901234567890123456789 00198 //--+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----
1.7.4 
