test_resource_copy.c 6.28 KB
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#if defined (HAVE_CONFIG_H)
#include "config.h"
#endif

#include <stdio.h>
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#include <string.h>
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#include "cdi.h"
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#include "cdi_uuid.h"
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#include "dmemory.h"
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#include "error.h"
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#include "resource_handle.h"
#include "resource_unpack.h"
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#ifdef MPI_MARSHALLING
#include <mpi.h>
#include "cdipio.h"
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#include "pio_serialize.h"
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#include "pio_util.h"
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#else
typedef int MPI_Comm;
#endif
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enum {
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  DOUBLE_PRECISION = CDI_DATATYPE_FLT64,
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  nlon             = 12,
  nlat             = 6,
  nlev             = 5,
  ntsteps          = 3 };

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static double lons[nlon] = {0, 30, 60, 90, 120, 150, 180, 210, 240, 270, 300, 330};
static double lats[nlat] = {-75, -45, -15, 15, 45, 75};
static double levs[nlev] = {101300, 92500, 85000, 50000, 20000};
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static int defineGrid (void)
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{
  int mask_vec[nlon*nlat];
  const int * mp = &mask_vec[0];
  double area_vec[nlon*nlat];
  const double * ap = &area_vec[0];
  int i;

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  int gridID = gridCreate(GRID_LONLAT, nlon*nlat);
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  gridDefXsize(gridID, nlon);
  gridDefYsize(gridID, nlat);
  gridDefXvals(gridID, lons);
  gridDefYvals(gridID, lats);
  gridDefNvertex ( gridID, 1 );
  gridDefXbounds ( gridID, lons );
  gridDefYbounds ( gridID, lats );
  for ( i = 0; i < nlon*nlat; i++ )
    mask_vec[i] = i % 2 ;
  gridDefMaskGME ( gridID, mp );
  for ( i = 0; i < nlon*nlat; i++ )
    mask_vec[i] = 1;
  gridDefMask ( gridID, mp );
  gridDefXname ( gridID, "myXname" );
  gridDefXlongname ( gridID, "myXlongname" );
  gridDefXunits ( gridID, "myXunits" );
  gridDefYname ( gridID, "myYname" );
  gridDefYlongname ( gridID, "myYlongname" );
  gridDefYunits ( gridID, "myYunits" );
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  gridDefDatatype ( gridID, DOUBLE_PRECISION );
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  gridDefTrunc ( gridID, 1 );
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  gridDefParamGME ( gridID, 2, 3, 4, 5 );
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  gridDefNumber ( gridID, 6 );
  gridDefPosition ( gridID, 7 );
  gridDefReference ( gridID, "myReference" );
  for ( i = 0; i < nlon*nlat; i++ )
    area_vec[i] = 0.1 * i;
  gridDefArea ( gridID, ap );
  for ( i = 0; i < nlon*nlat; i++ )
    mask_vec[i] = i;
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  gridDefReducedPoints ( gridID, nlon*nlat, mp );
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  gridDefComplexPacking ( gridID, 1 );
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  {
    unsigned char uuid[CDI_UUID_SIZE];
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    cdiCreateUUID(uuid);
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    gridDefUUID(gridID, uuid);
  }
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  return gridID;
}

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static int defineZaxis (void)
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{
  double vct[3] = { 3.0, 3.3, 3.6 };

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  int zaxisID = zaxisCreate(ZAXIS_PRESSURE, nlev);
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  zaxisDefLevels(zaxisID, levs);
  zaxisDefLevel ( zaxisID, 2, 8507.3 );
  zaxisDefName ( zaxisID, "myName" );
  zaxisDefLongname ( zaxisID, "myLongname" );
  zaxisDefUnits ( zaxisID, "myUnits" );
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  zaxisDefDatatype ( zaxisID, DOUBLE_PRECISION );
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  zaxisDefLtype ( zaxisID, 1 );
  zaxisDefVct ( zaxisID, 3, vct );
  zaxisDefLbounds ( zaxisID, &levs[0] );
  zaxisDefUbounds ( zaxisID, &levs[0] );
  zaxisDefWeights ( zaxisID, &levs[0] );
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  {
    unsigned char uuid[CDI_UUID_SIZE];
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    cdiCreateUUID(uuid);
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    zaxisDefUUID(zaxisID, uuid);
  }
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  return zaxisID;
}

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static int defineTaxis (void)
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{
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  int taxisID =  taxisCreate(TAXIS_ABSOLUTE);
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  taxisDefType  ( taxisID, 0 );
  taxisDefVdate ( taxisID, 1 );
  taxisDefVtime ( taxisID, 2 );
  taxisDefRdate ( taxisID, 3 );
  taxisDefRtime ( taxisID, 4 );
  taxisDefVdateBounds ( taxisID, 5, 6 );
  taxisDefVtimeBounds ( taxisID, 7, 8 );
  taxisDefCalendar ( taxisID, 1 );
  taxisDefTunit ( taxisID, 1 );
  taxisDefNumavg ( taxisID, 1 );

  return taxisID;
}

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static void defineStream ( int streamID, int vlistID )
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{
  streamDefByteorder ( streamID, 1 );
  streamDefCompType  ( streamID, 2 );
  streamDefCompLevel ( streamID, 3 );
  streamDefVlist(streamID, vlistID);
}

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struct idPair {
  int id1, id2;
};

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static struct idPair defineVlist ( int gridID, int zaxisID, int taxisID )
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{
  int vlistID = CDI_UNDEFID;
  int zaxisID2 = zaxisCreate(ZAXIS_SURFACE, 1);

  vlistID = vlistCreate();
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  int varID1 = vlistDefVar(vlistID, gridID, zaxisID, TIME_VARIABLE);
  int varID2 = vlistDefVar(vlistID, gridID, zaxisID2, TIME_VARIABLE);
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  vlistDefVarName(vlistID, varID1, "varname1");
  {
    int globfac[] = { 23, 42 };
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    cdiDefAttInt(vlistID, varID1, "seer's globule factors", CDI_DATATYPE_INT16, 2, globfac);
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  }
  vlistDefVarName(vlistID, varID2, "varname2");
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  cdiDefAttTxt(vlistID, varID2, "txt demo", 6, "banana");
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  vlistDefTaxis(vlistID, taxisID);
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  int vlistID2 = vlistCreate();
  vlistDefVar(vlistID2, gridID, zaxisID, TIME_VARIABLE);
  vlistCopy(vlistID2, vlistID);
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  return (struct idPair){ vlistID, vlistID2 };
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}

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static int defineInstitute ()
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{
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  int instID = institutDef( 0, 0,"MYINSTITUTE", "myInstitute");
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  return instID;
}

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static int defineModel ( int instID )
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{
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  int modelID = modelDef(instID, 0, "resource_copy");
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  return modelID;
}

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static int destNamespace;

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static int modelRun(MPI_Comm comm)
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{
  char * recvBuffer, * sendBuffer;
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  int bufferSize;
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#ifdef MPI_MARSHALLING
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  cdiPioSerializeSetMPI();
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#endif
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  int gridID  = defineGrid      ();
  int zaxisID = defineZaxis     ();
  int taxisID = defineTaxis     ();
  int instID  = defineInstitute ();
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  defineModel(instID);
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  struct idPair temp = defineVlist(gridID, zaxisID, taxisID);
  int vlistID = temp.id1;
  int streamID = streamOpenWrite("example.grb", CDI_FILETYPE_GRB);
  if ( streamID < 0 ) xabort ( "Could not open file" );
  defineStream ( streamID, vlistID );
  vlistDestroy(temp.id1);
  vlistDestroy(temp.id2);
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  reshPackBufferCreate ( &sendBuffer, &bufferSize, &comm );
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  recvBuffer = (char *)malloc((size_t)bufferSize);
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#ifdef MPI_MARSHALLING
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  xmpi(MPI_Sendrecv(sendBuffer, bufferSize, MPI_PACKED, 0, 0,
                    recvBuffer, bufferSize, MPI_PACKED, 0, 0,
                    MPI_COMM_SELF, MPI_STATUS_IGNORE));
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#else
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  memcpy(recvBuffer, sendBuffer, (size_t)bufferSize);
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#endif
  namespaceSetActive(destNamespace);
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  reshUnpackResources(recvBuffer, bufferSize, &comm);
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  free(recvBuffer);
  reshPackBufferDestroy(&sendBuffer);
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  int differ = reshListCompare ( 0, 1 );
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  namespaceSetActive(0);
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  streamClose(streamID);
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  return differ;
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}

int main (int argc, char *argv[])
{
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  int exitCode = 77;
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  MPI_Comm commModel;
#ifdef MPI_MARSHALLING
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  MPI_Init(&argc, &argv);
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  commModel = MPI_COMM_WORLD;
#else
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  (void)argc; (void)argv;
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  commModel = 0;
#endif
  destNamespace = namespaceNew();
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  exitCode = modelRun(commModel);
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#ifdef MPI_MARSHALLING
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  xmpi(MPI_Finalize());
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#endif

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  return exitCode;
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}

/*
 * Local Variables:
 * c-file-style: "Java"
 * c-basic-offset: 2
 * indent-tabs-mode: nil
 * show-trailing-whitespace: t
 * require-trailing-newline: t
 * End:
 */