src/MEDLoader/libmesh5.hxx

   1 #ifndef MESHFORMATPARSER_HXX
   2 #define MESHFORMATPARSER_HXX
   3 /*----------------------------------------------------------*/
   4 /*                                                                                                                      */
   5 /*                                              LIBMESH V 5.46                                          */
   6 /*                                                                                                                      */
   7 /*----------------------------------------------------------*/
   8 /*                                                                                                                      */
   9 /*      Description:            handle .meshb file format I/O           */
  10 /*      Author:                         Loic MARECHAL                                           */
  11 /*      Creation date:          feb 16 2007                                                     */
  12 /*      Last modification:      dec 12 2020                                                     */
  13 /*                                                                                                                      */
  14 /*----------------------------------------------------------*/
  15
  16
  17 /*----------------------------------------------------------*/
  18 /* Defines                                                                                                      */
  19 /*----------------------------------------------------------*/
  20
  21
  22 #define GmfStrSiz 1024
  23 #define GmfMaxTyp 1000
  24 #define GmfMaxKwd 81
  25 #define GmfMshVer 1
  26 #define GmfRead 1
  27 #define GmfWrite 2
  28 #define GmfSca 1
  29 #define GmfVec 2
  30 #define GmfSymMat 3
  31 #define GmfMat 4
  32 #define GmfFloat 1
  33 #define GmfDouble 2
  34
  35
  36 /*----------------------------------------------------------*/
  37 /* Defines                                                                                                      */
  38 /*----------------------------------------------------------*/
  39
  40 #define Asc 1
  41 #define Bin 2
  42 #define MshFil 4
  43 #define SolFil 8
  44 #define MaxMsh 100
  45 #define InfKwd 1
  46 #define RegKwd 2
  47 #define SolKwd 3
  48 #define WrdSiz 4
  49 #define BufSiz 10000
  50
  51
  52 // see MeshGems/Docs/meshgems_formats_description.pdf
  53 extern const char* GmfKwdFmt[ GmfMaxKwd + 1 ][4];
  54 /*----------------------------------------------------------*/
  55 /* Structures                                                                                           */
  56 /*----------------------------------------------------------*/
  57 namespace  MeshFormat {
  58 typedef struct
  59 {
  60     int typ, SolSiz, NmbWrd, NmbLin, NmbTyp, TypTab[ GmfMaxTyp ];
  61     long pos;
  62     char fmt[ GmfMaxTyp*9 ];
  63 } KwdSct;
  64
  65 typedef struct
  66 {
  67     int dim, ver, mod, typ, cod, pos;
  68     long NexKwdPos, siz;
  69     KwdSct KwdTab[ GmfMaxKwd + 1 ];
  70     FILE *hdl;
  71     int *IntBuf;
  72     float *FltBuf;
  73     unsigned char *buf;
  74     char FilNam[ GmfStrSiz ];
  75     double DblBuf[1000/8];
  76     unsigned char blk[ BufSiz + 1000 ];
  77 } GmfMshSct;
  78
  79
  80
  81
  82
  83 // see MeshGems/Docs/meshgems_formats_description.pdf
  84 enum GmfKwdCod
  85 {
  86     GmfReserved1, \
  87     GmfVersionFormatted, \
  88     GmfReserved2, \
  89     GmfDimension, \
  90     GmfVertices, \
  91     GmfEdges, \
  92     GmfTriangles, \
  93     GmfQuadrilaterals, \
  94     GmfTetrahedra, \
  95     GmfPrisms, \
  96     GmfHexahedra, \
  97     GmfIterationsAll, \
  98     GmfTimesAll, \
  99     GmfCorners, \
 100     GmfRidges, \
 101     GmfRequiredVertices, \
 102     GmfRequiredEdges, \
 103     GmfRequiredTriangles, \
 104     GmfRequiredQuadrilaterals, \
 105     GmfTangentAtEdgeVertices, \
 106     GmfNormalAtVertices, \
 107     GmfNormalAtTriangleVertices, \
 108     GmfNormalAtQuadrilateralVertices, \
 109     GmfAngleOfCornerBound, \
 110     GmfTrianglesP2, \
 111     GmfEdgesP2, \
 112     GmfSolAtPyramids, \
 113     GmfQuadrilateralsQ2, \
 114     GmfISolAtPyramids, \
 115     GmfSubDomainFromGeom, \
 116     GmfTetrahedraP2, \
 117     GmfFault_NearTri, \
 118     GmfFault_Inter, \
 119     GmfHexahedraQ2, \
 120     GmfExtraVerticesAtEdges, \
 121     GmfExtraVerticesAtTriangles, \
 122     GmfExtraVerticesAtQuadrilaterals, \
 123     GmfExtraVerticesAtTetrahedra, \
 124     GmfExtraVerticesAtPrisms, \
 125     GmfExtraVerticesAtHexahedra, \
 126     GmfVerticesOnGeometricVertices, \
 127     GmfVerticesOnGeometricEdges, \
 128     GmfVerticesOnGeometricTriangles, \
 129     GmfVerticesOnGeometricQuadrilaterals, \
 130     GmfEdgesOnGeometricEdges, \
 131     GmfFault_FreeEdge, \
 132     GmfPolyhedra, \
 133     GmfPolygons, \
 134     GmfFault_Overlap, \
 135     GmfPyramids, \
 136     GmfBoundingBox, \
 137     GmfBody, \
 138     GmfPrivateTable, \
 139     GmfFault_BadShape, \
 140     GmfEnd, \
 141     GmfTrianglesOnGeometricTriangles, \
 142     GmfTrianglesOnGeometricQuadrilaterals, \
 143     GmfQuadrilateralsOnGeometricTriangles, \
 144     GmfQuadrilateralsOnGeometricQuadrilaterals, \
 145     GmfTangents, \
 146     GmfNormals, \
 147     GmfTangentAtVertices, \
 148     GmfSolAtVertices, \
 149     GmfSolAtEdges, \
 150     GmfSolAtTriangles, \
 151     GmfSolAtQuadrilaterals, \
 152     GmfSolAtTetrahedra, \
 153     GmfSolAtPrisms, \
 154     GmfSolAtHexahedra, \
 155     GmfDSolAtVertices, \
 156     GmfISolAtVertices, \
 157     GmfISolAtEdges, \
 158     GmfISolAtTriangles, \
 159     GmfISolAtQuadrilaterals, \
 160     GmfISolAtTetrahedra, \
 161     GmfISolAtPrisms, \
 162     GmfISolAtHexahedra, \
 163     GmfIterations, \
 164     GmfTime, \
 165     GmfFault_SmallTri, \
 166     GmfCoarseHexahedra, \
 167     GmfFault_MultipleEdge
 168 };
 169
 170
 171
 172 class MeshFormatParser {
 173     /*----------------------------------------------------------*/
 174     /* External procedures                                                                          */
 175     /*----------------------------------------------------------*/
 176 public :
 177     MeshFormatParser();
 178     int GmfOpenMesh(const char *, int, ...);
 179     int GmfCloseMesh(int);
 180     int GmfStatKwd(int, int, ...);
 181     int GmfGotoKwd(int, int);
 182     int GmfSetKwd(int, int, ...);
 183     void GmfGetLin(int, int, ...);
 184     void GmfSetLin(int, int, ...);
 185 private :
 186
 187
 188     /*----------------------------------------------------------*/
 189     /*  private procedures methods                                                       */
 190     /*----------------------------------------------------------*/
 191
 192     void ScaWrd(GmfMshSct *, unsigned char *);
 193     void ScaDblWrd(GmfMshSct *, unsigned char *);
 194     void ScaBlk(GmfMshSct *, unsigned char *, int);
 195     long GetPos(GmfMshSct *);
 196     void RecWrd(GmfMshSct *, unsigned char *);
 197     void RecDblWrd(GmfMshSct *, unsigned char *);
 198     void RecBlk(GmfMshSct *, unsigned char *, int);
 199     void SetPos(GmfMshSct *, long);
 200     int ScaKwdTab(GmfMshSct *);
 201     void ExpFmt(GmfMshSct *, int);
 202     void ScaKwdHdr(GmfMshSct *, int);
 203
 204     void GmfCpyLin(int, int, int);
 205
 206
 207     int GmfIniFlg;
 208     GmfMshSct *GmfMshTab[ MaxMsh + 1 ];
 209
 210
 211
 212
 213
 214 };
 215
 216 }
 217 #endif // MESHFORMATPARSER_HXX