예제 #1
0
  /** Write out an array to the open file. */
  void NexusFileIO::NXwritedata( const char * name, int datatype, int rank, int * dims_array, void * data, bool compress) const
  {
    if (compress)
    {
      // We'll use the same slab/buffer size as the size of the array
      NXcompmakedata(fileID, name, datatype, rank, dims_array, m_nexuscompression, dims_array);
    }
    else
    {
      // Write uncompressed.
      NXmakedata(fileID, name, datatype, rank, dims_array);
    }

    NXopendata(fileID, name);
    NXputdata(fileID, data );
    NXclosedata(fileID);
  }
예제 #2
0
/*--------------------------------------------------------------------*/
int nx_compmakedata(void *ptr, char *name, int rank, int type, 
		    void *dimPtr, void *bufPtr){
  int status;
  NXhandle hfil;
  pNXDS dimData, bufData;

  hfil = (NXhandle)ptr;
  dimData = (pNXDS)dimPtr;
  if(dimData->type != NX_INT32){
    NXReportError("ERROR: dimension data not integer");
    return 0;
  }
  bufData = (pNXDS)bufPtr;
  status = NXcompmakedata(hfil, name, type, rank, 
			  dimData->u.iPtr, NX_COMP_LZW,bufData->u.iPtr);
  if(status == NX_OK){
    return 1;
  } else {
    return 0;
  }
}
예제 #3
0
  /** Write out a combined chunk of event data
   *
   * @param ws :: an EventWorkspace
   * @param indices :: array of event list indexes
   * @param tofs :: array of TOFs
   * @param weights :: array of event weights
   * @param errorSquareds :: array of event squared errors
   * @param pulsetimes :: array of pulsetimes
   * @param compress :: if true, compress the entry
   */
  int NexusFileIO::writeNexusProcessedDataEventCombined( const DataObjects::EventWorkspace_const_sptr& ws,
      std::vector<int64_t> & indices,
      double * tofs, float * weights, float * errorSquareds, int64_t * pulsetimes,
      bool compress) const
  {
    NXopengroup(fileID,"event_workspace","NXdata");

    // The array of indices for each event list #
    int dims_array[1] = { static_cast<int>(indices.size()) };
    if (indices.size() > 0)
    {
      if (compress)
        NXcompmakedata(fileID, "indices", NX_INT64, 1, dims_array, m_nexuscompression, dims_array);
      else
        NXmakedata(fileID, "indices", NX_INT64, 1, dims_array);
      NXopendata(fileID, "indices");
      NXputdata(fileID, (void*)(indices.data()) );
      std::string yUnits=ws->YUnit();
      std::string yUnitLabel=ws->YUnitLabel();
      NXputattr (fileID, "units",  reinterpret_cast<void*>(const_cast<char*>(yUnits.c_str())), static_cast<int>(yUnits.size()), NX_CHAR);
      NXputattr (fileID, "unit_label",  reinterpret_cast<void*>(const_cast<char*>(yUnitLabel.c_str())), static_cast<int>(yUnitLabel.size()), NX_CHAR);
      NXclosedata(fileID);
    }

    // Write out each field
    dims_array[0] = static_cast<int>(indices.back()); // TODO big truncation error! This is the # of events
    if (tofs)
      NXwritedata("tof", NX_FLOAT64, 1, dims_array, (void *)(tofs), compress);
    if (pulsetimes)
      NXwritedata("pulsetime", NX_INT64, 1, dims_array, (void *)(pulsetimes), compress);
    if (weights)
      NXwritedata("weight", NX_FLOAT32, 1, dims_array, (void *)(weights), compress);
    if (errorSquareds)
      NXwritedata("error_squared", NX_FLOAT32, 1, dims_array, (void *)(errorSquareds), compress);


    // Close up the overall group
    NXstatus status=NXclosegroup(fileID);
    return((status==NX_ERROR)?3:0);
  }
예제 #4
0
int main (int argc, char *argv[])
{
  int i, j, k, n, NXrank, NXdims[32], NXtype, NXlen, entry_status, attr_status;
  float r;
  void *data_buffer;
  unsigned char i1_array[4] = {1, 2, 3, 4};
  short int i2_array[4] = {1000, 2000, 3000, 4000};
  int i4_array[4] = {1000000, 2000000, 3000000, 4000000};
  float r4_array[5][4] =
  {{1., 2., 3., 4.}, {5., 6., 7., 8.}, {9., 10., 11., 12.}, {13., 14., 15., 16.}, {17., 18., 19., 20.}};
  double r8_array[5][4] =
  {{1., 2., 3., 4.}, {5., 6., 7., 8.}, {9., 10., 11., 12.}, {13., 14., 15., 16.}, {17., 18., 19., 20.}};
  int array_dims[2] = {5, 4};
  int unlimited_dims[1] = {NX_UNLIMITED};
  int chunk_size[2]={5,4};
  int slab_start[2], slab_size[2];
  char name[64], char_class[64], char_buffer[128];
  char group_name[64], class_name[64];
  char c1_array[5][4] = {{'a', 'b', 'c' ,'d'}, {'e', 'f', 'g' ,'h'}, 
     {'i', 'j', 'k', 'l'}, {'m', 'n', 'o', 'p'}, {'q', 'r', 's' , 't'}};
  int unlimited_cdims[2] = {NX_UNLIMITED, 4};
  NXhandle fileid, clone_fileid;
  NXlink glink, dlink, blink;
  int comp_array[100][20];
  int dims[2];
  int cdims[2];
  int nx_creation_code;
  char nxFile[80];
  char filename[256];
  int64_t grossezahl[4];
  const char* ch_test_data = "NeXus ><}&{'\\&\" Data";
  char path[512];

  grossezahl[0] = 12;
  grossezahl[2] = 23;
#if HAVE_LONG_LONG_INT
  grossezahl[1] = (int64_t)555555555555LL;
  grossezahl[3] = (int64_t)777777777777LL;
#else
  grossezahl[1] = (int64_t)555555555555;
  grossezahl[3] = (int64_t)777777777777;
#endif /* HAVE_LONG_LONG_INT */

  if(strstr(argv[0],"napi_test-hdf5") != NULL){
    nx_creation_code = NXACC_CREATE5;
    strcpy(nxFile,"NXtest.h5");
  }else if(strstr(argv[0],"napi_test-xml-table") != NULL){
    nx_creation_code = NXACC_CREATEXML | NXACC_TABLE;
    strcpy(nxFile,"NXtest-table.xml");
  }else if(strstr(argv[0],"napi_test-xml") != NULL){
    nx_creation_code = NXACC_CREATEXML;
    strcpy(nxFile,"NXtest.xml");
  } else {
    nx_creation_code = NXACC_CREATE;
    strcpy(nxFile,"NXtest.hdf");
  }

/* create file */
  if (NXopen (nxFile, nx_creation_code, &fileid) != NX_OK) return 1;
  if (nx_creation_code == NXACC_CREATE5)
  {
    if (NXreopen (fileid, &clone_fileid) != NX_OK) return 1;
  }
  NXsetnumberformat(fileid,NX_FLOAT32,"%9.3f");
  if (NXmakegroup (fileid, "entry", "NXentry") != NX_OK) return 1;
  if (NXopengroup (fileid, "entry", "NXentry") != NX_OK) return 1;
  if(NXputattr(fileid,"hugo","namenlos",strlen("namenlos"), NX_CHAR) != NX_OK) return 1;
  if(NXputattr(fileid,"cucumber","passion",strlen("passion"), NX_CHAR) != NX_OK) return 1;
     NXlen = strlen(ch_test_data);
     if (NXmakedata (fileid, "ch_data", NX_CHAR, 1, &NXlen) != NX_OK) return 1;
     if (NXopendata (fileid, "ch_data") != NX_OK) return 1;
        if (NXputdata (fileid, ch_test_data) != NX_OK) return 1;
     if (NXclosedata (fileid) != NX_OK) return 1;
     if (NXmakedata (fileid, "c1_data", NX_CHAR, 2, array_dims) != NX_OK) return 1;
     if (NXopendata (fileid, "c1_data") != NX_OK) return 1;
        if (NXputdata (fileid, c1_array) != NX_OK) return 1;
     if (NXclosedata (fileid) != NX_OK) return 1;
     if (NXmakedata (fileid, "i1_data", NX_INT8, 1, &array_dims[1]) != NX_OK) return 1;
     if (NXopendata (fileid, "i1_data") != NX_OK) return 1;
        if (NXputdata (fileid, i1_array) != NX_OK) return 1;
     if (NXclosedata (fileid) != NX_OK) return 1;
     if (NXmakedata (fileid, "i2_data", NX_INT16, 1, &array_dims[1]) != NX_OK) return 1;
     if (NXopendata (fileid, "i2_data") != NX_OK) return 1;
        if (NXputdata (fileid, i2_array) != NX_OK) return 1;
     if (NXclosedata (fileid) != NX_OK) return 1;
     if (NXmakedata (fileid, "i4_data", NX_INT32, 1, &array_dims[1]) != NX_OK) return 1;
     if (NXopendata (fileid, "i4_data") != NX_OK) return 1;
        if (NXputdata (fileid, i4_array) != NX_OK) return 1;
     if (NXclosedata (fileid) != NX_OK) return 1;
     if (NXcompmakedata (fileid, "r4_data", NX_FLOAT32, 2, array_dims,NX_COMP_LZW,chunk_size) != NX_OK) return 1;
     if (NXopendata (fileid, "r4_data") != NX_OK) return 1;
        if (NXputdata (fileid, r4_array) != NX_OK) return 1;
     if (NXclosedata (fileid) != NX_OK) return 1;
     if (NXmakedata (fileid, "r8_data", NX_FLOAT64, 2, array_dims) != NX_OK) return 1;
     if (NXopendata (fileid, "r8_data") != NX_OK) return 1;
        slab_start[0] = 4; slab_start[1] = 0; slab_size[0] = 1; slab_size[1] = 4;
        if (NXputslab (fileid, (double*)r8_array + 16, slab_start, slab_size) != NX_OK) return 1;
        slab_start[0] = 0; slab_start[1] = 0; slab_size[0] = 4; slab_size[1] = 4;
        if (NXputslab (fileid, r8_array, slab_start, slab_size) != NX_OK) return 1;
        if (NXputattr (fileid, "ch_attribute", ch_test_data, strlen (ch_test_data), NX_CHAR) != NX_OK) return 1;
        i = 42;
        if (NXputattr (fileid, "i4_attribute", &i, 1, NX_INT32) != NX_OK) return 1;
        r = 3.14159265;
        if (NXputattr (fileid, "r4_attribute", &r, 1, NX_FLOAT32) != NX_OK) return 1;
        if (NXgetdataID (fileid, &dlink) != NX_OK) return 1;
     if (NXclosedata (fileid) != NX_OK) return 1;
     dims[0] = 4;
     if (nx_creation_code != NXACC_CREATE)
     {
       if (NXmakedata (fileid, "grosse_zahl", NX_INT64, 1,dims) == NX_OK) {
         if (NXopendata (fileid, "grosse_zahl") != NX_OK) return 1;
         if (NXputdata (fileid, grossezahl) != NX_OK) return 1;
         if (NXclosedata (fileid) != NX_OK) return 1;  
       }
     }
     if (NXmakegroup (fileid, "data", "NXdata") != NX_OK) return 1;
     if (NXopengroup (fileid, "data", "NXdata") != NX_OK) return 1;
        if (NXmakelink (fileid, &dlink) != NX_OK) return 1;
        dims[0] = 100;
        dims[1] = 20;
        for(i = 0; i < 100; i++)
            {
            for(j = 0; j < 20; j++)
               {
                 comp_array[i][j] = i;
               }
            }
        cdims[0] = 20;
        cdims[1] = 20;
        if (NXcompmakedata (fileid, "comp_data", NX_INT32, 2, dims, NX_COMP_LZW, cdims) != NX_OK) return 1;
        if (NXopendata (fileid, "comp_data") != NX_OK) return 1;
           if (NXputdata (fileid, comp_array) != NX_OK) return 1;
        if (NXclosedata (fileid) != NX_OK) return 1;  
        if (NXflush (&fileid) != NX_OK) return 1;
	if (NXmakedata (fileid, "flush_data", NX_INT32, 1, unlimited_dims) != NX_OK) return 1;
	slab_size[0] = 1;
	for (i = 0; i < 7; i++)
	    {
	      slab_start[0] = i;
	      if (NXopendata (fileid, "flush_data") != NX_OK) return 1;
	        if (NXputslab (fileid, &i, slab_start, slab_size) != NX_OK) return 1;
		if (NXflush (&fileid) != NX_OK) return 1;
	}
     if (NXclosegroup (fileid) != NX_OK) return 1;
     if (NXmakegroup (fileid, "sample", "NXsample") != NX_OK) return 1;
     if (NXopengroup (fileid, "sample", "NXsample") != NX_OK) return 1;
        NXlen = 12;
        if (NXmakedata (fileid, "ch_data", NX_CHAR, 1, &NXlen) != NX_OK) return 1;
        if (NXopendata (fileid, "ch_data") != NX_OK) return 1;
           if (NXputdata (fileid, "NeXus sample") != NX_OK) return 1;
        if (NXclosedata (fileid) != NX_OK) return 1;
        if (NXgetgroupID (fileid, &glink) != NX_OK) return 1;
        if (( nx_creation_code & NXACC_CREATEXML) == 0 ) {
            if (NXmakedata (fileid, "cdata_unlimited", NX_CHAR, 2, unlimited_cdims) != NX_OK) return 1;
	    if (NXopendata (fileid, "cdata_unlimited") != NX_OK) return 1;
	    slab_size[0] = 1;
	    slab_size[1] = 4;
	    slab_start[1] = 0;
            for (i = 0; i < 5; i++)
            {
	       slab_start[0] = i;
               if (NXputslab (fileid, &(c1_array[i][0]), slab_start, slab_size) != NX_OK) return 1;
            }
            if (NXclosedata (fileid) != NX_OK) return 1;
        }
     if (NXclosegroup (fileid) != NX_OK) return 1;
  if (NXclosegroup (fileid) != NX_OK) return 1;
  if (NXmakegroup (fileid, "link", "NXentry") != NX_OK) return 1;
  if (NXopengroup (fileid, "link", "NXentry") != NX_OK) return 1;
     if (NXmakelink (fileid, &glink) != NX_OK) return 1;
     if (NXmakenamedlink (fileid,"renLinkGroup", &glink) != NX_OK) return 1;
     if (NXmakenamedlink (fileid, "renLinkData", &dlink) != NX_OK) return 1;
  if (NXclosegroup (fileid) != NX_OK) return 1;
  if (NXclose (&fileid) != NX_OK) return 1;

  if ( (argc >= 2) && !strcmp(argv[1], "-q") )
  {
     return 0;	/* create only */
  }
  /*
    read test
  */
  if (NXopen (nxFile, NXACC_RDWR,&fileid) != NX_OK) return 1;
  if(NXinquirefile(fileid,filename,256) != NX_OK){
    return 1;
  }
  printf("NXinquirefile found: %s\n", relativePathOf(filename));
  NXgetattrinfo (fileid, &i);
  if (i > 0) {
     printf ("Number of global attributes: %d\n", i);
  }
  do { 
     attr_status = NXgetnextattr (fileid, name, NXdims, &NXtype);
     if (attr_status == NX_ERROR) return 1;
     if (attr_status == NX_OK) {
        switch (NXtype) {
           case NX_CHAR:
              NXlen = sizeof (char_buffer);
              if (NXgetattr (fileid, name, char_buffer, &NXlen, &NXtype) 
		  != NX_OK) return 1;
		if ( strcmp(name, "file_time") &&
		     strcmp(name, "HDF_version") &&
		     strcmp(name, "HDF5_Version") &&
		     strcmp(name, "XML_version") )
		{
                 printf ("   %s = %s\n", name, char_buffer);
		}
              break;
        }
     }
  } while (attr_status == NX_OK);
  if (NXopengroup (fileid, "entry", "NXentry") != NX_OK) return 1;
  NXgetattrinfo(fileid,&i);
  printf("Number of group attributes: %d\n", i);
  if(NXgetpath(fileid,path,512) != NX_OK)return 1;
  printf("NXentry path %s\n", path);
  do { 
     attr_status = NXgetnextattr (fileid, name, NXdims, &NXtype);
     if (attr_status == NX_ERROR) return 1;
     if (attr_status == NX_OK) {
        switch (NXtype) {
           case NX_CHAR:
              NXlen = sizeof (char_buffer);
              if (NXgetattr (fileid, name, char_buffer, &NXlen, &NXtype) 
		  != NX_OK) return 1;
                 printf ("   %s = %s\n", name, char_buffer);
        }
     }
  } while (attr_status == NX_OK);
  if (NXgetgroupinfo (fileid, &i, group_name, class_name) != NX_OK) return 1;
     printf ("Group: %s(%s) contains %d items\n", group_name, class_name, i);
  do {
     entry_status = NXgetnextentry (fileid, name, char_class, &NXtype);
     if (entry_status == NX_ERROR) return 1;
     if (strcmp(char_class,"SDS") != 0) {
        if (entry_status != NX_EOD) {
           printf ("   Subgroup: %s(%s)\n", name, char_class);
           entry_status = NX_OK;
        }
     } else {
        if (entry_status == NX_OK) {
           if (NXopendata (fileid, name) != NX_OK) return 1;
	    if(NXgetpath(fileid,path,512) != NX_OK)return 1;
	    printf("Data path %s\n", path);
	    if (NXgetinfo (fileid, &NXrank, NXdims, &NXtype) != NX_OK) return 1;
                 printf ("   %s(%d)", name, NXtype);
              if (NXmalloc ((void **) &data_buffer, NXrank, NXdims, NXtype) != NX_OK) return 1;
	      n = 1;
              for(k=0; k<NXrank; k++)
	      {
                  n *= NXdims[k];
              }
              if (NXtype == NX_CHAR) {
                 if (NXgetdata (fileid, data_buffer) != NX_OK) return 1;
                    print_data (" = ", data_buffer, NXtype, n);
              } else if (NXtype != NX_FLOAT32 && NXtype != NX_FLOAT64) {
                 if (NXgetdata (fileid, data_buffer) != NX_OK) return 1;
                    print_data (" = ", data_buffer, NXtype, n);
              } else {
                 slab_start[0] = 0;
                 slab_start[1] = 0;
                 slab_size[0] = 1;
                 slab_size[1] = 4;
                 if (NXgetslab (fileid, data_buffer, slab_start, slab_size) != NX_OK) return 1;
                    print_data ("\n      ", data_buffer, NXtype, 4);
                 slab_start[0] = 1;
                 if (NXgetslab (fileid, data_buffer, slab_start, slab_size) != NX_OK) return 1;
                    print_data ("      ", data_buffer, NXtype, 4);
                 slab_start[0] = 2;
                 if (NXgetslab (fileid, data_buffer, slab_start, slab_size) != NX_OK) return 1;
                    print_data ("      ", data_buffer, NXtype, 4);
                 slab_start[0] = 3;
                 if (NXgetslab (fileid, data_buffer, slab_start, slab_size) != NX_OK) return 1;
                    print_data ("      ", data_buffer, NXtype, 4);
                 slab_start[0] = 4;
                 if (NXgetslab (fileid, data_buffer, slab_start, slab_size) != NX_OK) return 1;
                    print_data ("      ", data_buffer, NXtype, 4);
                 if (NXgetattrinfo (fileid, &i) != NX_OK) return 1;
                 if (i > 0) {
                    printf ("      Number of attributes : %d\n", i);
                 }
                 do {
                    attr_status = NXgetnextattr (fileid, name, NXdims, &NXtype);
                    if (attr_status == NX_ERROR) return 1;
                    if (attr_status == NX_OK) {
                       switch (NXtype) {
                          case NX_INT32:
                             NXlen = 1;
                             if (NXgetattr (fileid, name, &i, &NXlen, &NXtype) != NX_OK) return 1;
                                printf ("         %s : %d\n", name, i);
                             break;
                          case NX_FLOAT32:
                             NXlen = 1;
                             if (NXgetattr (fileid, name, &r, &NXlen, &NXtype) != NX_OK) return 1;
                                printf ("         %s : %f\n", name, r);
                             break;
                          case NX_CHAR:
                             NXlen = sizeof (char_buffer);
                             if (NXgetattr (fileid, name, char_buffer, &NXlen, &NXtype) != NX_OK) return 1;
                                printf ("         %s : %s\n", name, char_buffer);
                             break;
                       }
                    } 
                 } while (attr_status == NX_OK);
              }
           if (NXclosedata (fileid) != NX_OK) return 1;
           if (NXfree ((void **) &data_buffer) != NX_OK) return 1;
        }
     }
  } while (entry_status == NX_OK);
  if (NXclosegroup (fileid) != NX_OK) return 1;
/*
 * check links
 */
  if (NXopengroup (fileid, "entry", "NXentry") != NX_OK) return 1;
    if (NXopengroup (fileid, "sample", "NXsample") != NX_OK) return 1;
      if (NXgetgroupID (fileid, &glink) != NX_OK) return 1;
    if (NXclosegroup (fileid) != NX_OK) return 1;
    if (NXopengroup (fileid, "data", "NXdata") != NX_OK) return 1;
      if (NXopendata (fileid, "r8_data") != NX_OK) return 1;
        if (NXgetdataID (fileid, &dlink) != NX_OK) return 1;
      if (NXclosedata (fileid) != NX_OK) return 1;
    if (NXclosegroup (fileid) != NX_OK) return 1;
    if (NXopendata (fileid, "r8_data") != NX_OK) return 1;
      if (NXgetdataID (fileid, &blink) != NX_OK) return 1;
    if (NXclosedata (fileid) != NX_OK) return 1;
    if (NXsameID(fileid, &dlink, &blink) != NX_OK)
    {
         printf ("Link check FAILED (r8_data)\n");
         printf ("original data\n");
	 NXIprintlink(fileid, &dlink);
         printf ("linked data\n");
	 NXIprintlink(fileid, &blink);
	 return 1;
    }
  if (NXclosegroup (fileid) != NX_OK) return 1;

  if (NXopengroup (fileid, "link", "NXentry") != NX_OK) return 1;
    if (NXopengroup (fileid, "sample", "NXsample") != NX_OK) return 1;
    if(NXgetpath(fileid,path,512) != NX_OK)return 1;
    printf("Group path %s\n", path);
      if (NXgetgroupID (fileid, &blink) != NX_OK) return 1;
        if (NXsameID(fileid, &glink, &blink) != NX_OK)
	{
             printf ("Link check FAILED (sample)\n");
             printf ("original group\n");
	     NXIprintlink(fileid, &glink);
             printf ("linked group\n");
	     NXIprintlink(fileid, &blink);
	     return 1;
	}
      if (NXclosegroup (fileid) != NX_OK) return 1;

    if (NXopengroup (fileid, "renLinkGroup", "NXsample") != NX_OK) return 1;
      if (NXgetgroupID (fileid, &blink) != NX_OK) return 1;
        if (NXsameID(fileid, &glink, &blink) != NX_OK)
	{
             printf ("Link check FAILED (renLinkGroup)\n");
             printf ("original group\n");
	     NXIprintlink(fileid, &glink);
             printf ("linked group\n");
	     NXIprintlink(fileid, &blink);
	     return 1;
	}
      if (NXclosegroup (fileid) != NX_OK) return 1;

    if(NXopendata(fileid,"renLinkData") != NX_OK) return 1;
      if(NXgetdataID(fileid,&blink) != NX_OK) return 1;
        if (NXsameID(fileid, &dlink, &blink) != NX_OK)
	{
             printf ("Link check FAILED (renLinkData)\n");
             printf ("original group\n");
	     NXIprintlink(fileid, &glink);
             printf ("linked group\n");
	     NXIprintlink(fileid, &blink);
	     return 1;
	}
    if(NXclosedata(fileid) != NX_OK) return 1;	
  if (NXclosegroup (fileid) != NX_OK) return 1;
  printf ("Link check OK\n");

  /*
    tests for NXopenpath
  */
  if(NXopenpath(fileid,"/entry/data/comp_data") != NX_OK){
    printf("Failure on NXopenpath\n");
    return 0;
  }
  if(NXopenpath(fileid,"/entry/data/comp_data") != NX_OK){
    printf("Failure on NXopenpath\n");
    return 0;
  }
  if(NXopenpath(fileid,"../r8_data") != NX_OK){
    printf("Failure on NXopenpath\n");
    return 0;
  }
  if(NXopengrouppath(fileid,"/entry/data/comp_data") != NX_OK){
    printf("Failure on NXopengrouppath\n");
    return 0;
  }
  if(NXopenpath(fileid,"/entry/data/r8_data") != NX_OK){
    printf("Failure on NXopenpath\n");
    return 0;
  }
  printf("NXopenpath checks OK\n");

  if (NXclose (&fileid) != NX_OK) return 1;

  printf("before load path tests\n");
  if(testLoadPath() != 0) return 1;

  printf("before external link tests\n");
  if(testExternal(argv[0]) != 0) {
    return 1;
  }

  printf("all ok - done\n");
  return 0;
}
예제 #5
0
  /** Write out a table Workspace's 
   */
  int NexusFileIO::writeNexusTableWorkspace( const API::ITableWorkspace_const_sptr& itableworkspace,
      const char * group_name) const
  {
    NXstatus status = 0;

    boost::shared_ptr<const TableWorkspace> tableworkspace =
                boost::dynamic_pointer_cast<const TableWorkspace>(itableworkspace);
    boost::shared_ptr<const PeaksWorkspace> peakworkspace =
                boost::dynamic_pointer_cast<const PeaksWorkspace>(itableworkspace);

    if ( !tableworkspace && !peakworkspace )
      return((status==NX_ERROR)?3:0);

    //write data entry
    status=NXmakegroup(fileID,group_name,"NXdata");
    if(status==NX_ERROR)
      return(2);
    NXopengroup(fileID,group_name,"NXdata");

    int nRows = static_cast<int>(itableworkspace->rowCount());

    int dims_array[1] = { nRows };

    for (size_t i = 0; i < itableworkspace->columnCount(); i++)
    {
      Column_const_sptr col = itableworkspace->getColumn(i);

      std::string str = "column_" + boost::lexical_cast<std::string>(i+1);

      if ( col->isType<double>() )  
      {  
        double * toNexus = new double[nRows];
        for (int ii = 0; ii < nRows; ii++)
          toNexus[ii] = col->cell<double>(ii);
        NXwritedata(str.c_str(), NX_FLOAT64, 1, dims_array, (void *)(toNexus), false);
        delete[] toNexus;

        // attributes
        NXopendata(fileID, str.c_str());
        std::string units = "Not known";
        std::string interpret_as = "A double";
        NXputattr(fileID, "units",  reinterpret_cast<void*>(const_cast<char*>(units.c_str())), static_cast<int>(units.size()), NX_CHAR);
        NXputattr(fileID, "interpret_as",  reinterpret_cast<void*>(const_cast<char*>(interpret_as.c_str())),
                         static_cast<int>(interpret_as.size()), NX_CHAR);
        NXclosedata(fileID);
      }
      else if ( col->isType<int>() )  
      {  
        int * toNexus = new int[nRows];
        for (int ii = 0; ii < nRows; ii++)
          toNexus[ii] = col->cell<int>(ii);
        NXwritedata(str.c_str(), NX_INT32, 1, dims_array, (void *)(toNexus), false);
        delete[] toNexus;

        // attributes
        NXopendata(fileID, str.c_str());
        std::string units = "Not known";
        std::string interpret_as = "An integer";
        NXputattr(fileID, "units",  reinterpret_cast<void*>(const_cast<char*>(units.c_str())), static_cast<int>(units.size()), NX_CHAR);
        NXputattr(fileID, "interpret_as",  reinterpret_cast<void*>(const_cast<char*>(interpret_as.c_str())),
                         static_cast<int>(interpret_as.size()), NX_CHAR);
        NXclosedata(fileID);
      }
      else if ( col->isType<std::string>() )
      {
        // determine max string size
        size_t maxStr = 0;
        for (int ii = 0; ii < nRows; ii++)
        {
          if ( col->cell<std::string>(ii).size() > maxStr)
            maxStr = col->cell<std::string>(ii).size();
        }
        int dims_array[2] = { nRows, static_cast<int>(maxStr) };
        int asize[2]={1,dims_array[1]};

        NXcompmakedata(fileID, str.c_str(), NX_CHAR, 2, dims_array,false,asize);
        NXopendata(fileID, str.c_str());
        char* toNexus = new char[maxStr*nRows];
        for(int ii = 0; ii < nRows; ii++)
        {
          std::string rowStr = col->cell<std::string>(ii);
          for (size_t ic = 0; ic < rowStr.size(); ic++)
            toNexus[ii*maxStr+ic] = rowStr[ic];
          for (size_t ic = rowStr.size(); ic < static_cast<size_t>(maxStr); ic++)
            toNexus[ii*maxStr+ic] = ' ';
        }
        
        NXputdata(fileID, (void *)(toNexus));
        delete[] toNexus;

        // attributes
        std::string units = "N/A";
        std::string interpret_as = "A string";
        NXputattr(fileID, "units",  reinterpret_cast<void*>(const_cast<char*>(units.c_str())), static_cast<int>(units.size()), NX_CHAR);
        NXputattr(fileID, "interpret_as",  reinterpret_cast<void*>(const_cast<char*>(interpret_as.c_str())),
                         static_cast<int>(interpret_as.size()), NX_CHAR);

        NXclosedata(fileID);
      }
      #define IF_VECTOR_COLUMN(Type, NexusType) \
      else if ( col->isType< std::vector<Type> >() ) \
      { \
        auto vecCol = boost::dynamic_pointer_cast< const VectorColumn<Type> >(col); \
        writeNexusVectorColumn<Type>(vecCol, str, NexusType, #Type); \
      }
      IF_VECTOR_COLUMN(int,NX_INT32)
      IF_VECTOR_COLUMN(double,NX_FLOAT64)

      // write out title 
      NXopendata(fileID, str.c_str());
      NXputattr(fileID, "name",  reinterpret_cast<void*>(const_cast<char*>(col->name().c_str())), static_cast<int>(col->name().size()), NX_CHAR);
      NXclosedata(fileID);
    }

    status=NXclosegroup(fileID);
    return((status==NX_ERROR)?3:0);
  }
예제 #6
0
  /** Write out a MatrixWorkspace's data as a 2D matrix.
   * Use writeNexusProcessedDataEvent if writing an EventWorkspace.
   */
  int NexusFileIO::writeNexusProcessedData2D( const API::MatrixWorkspace_const_sptr& localworkspace,
      const bool& uniformSpectra, const std::vector<int>& spec,
      const char * group_name, bool write2Ddata) const
  {
    NXstatus status;

    //write data entry
    status=NXmakegroup(fileID,group_name,"NXdata");
    if(status==NX_ERROR)
      return(2);
    NXopengroup(fileID,group_name,"NXdata");
    // write workspace data
    const size_t nHist=localworkspace->getNumberHistograms();
    if(nHist<1)
      return(2);
    const size_t nSpectBins=localworkspace->readY(0).size();
    const size_t nSpect=spec.size();
    int dims_array[2] = { static_cast<int>(nSpect),static_cast<int>(nSpectBins) };


    // Set the axis labels and values
    Mantid::API::Axis *xAxis=localworkspace->getAxis(0);
    Mantid::API::Axis *sAxis=localworkspace->getAxis(1);
    std::string xLabel,sLabel;
    if ( xAxis->isSpectra() ) xLabel = "spectraNumber";
    else
    {
      if ( xAxis->unit() ) xLabel = xAxis->unit()->unitID();
      else xLabel = "unknown";
    }
    if ( sAxis->isSpectra() ) sLabel = "spectraNumber";
    else
    {
      if ( sAxis->unit() ) sLabel = sAxis->unit()->unitID();
      else sLabel = "unknown";
    }
    // Get the values on the vertical axis
    std::vector<double> axis2;
    if (nSpect < nHist)
      for (size_t i=0;i<nSpect;i++)
        axis2.push_back((*sAxis)(spec[i]));
    else
      for (size_t i=0;i<sAxis->length();i++)
        axis2.push_back((*sAxis)(i));

    int start[2]={0,0};
    int asize[2]={1,dims_array[1]};


    // -------------- Actually write the 2D data ----------------------------
    if (write2Ddata)
    {
      std::string name="values";
      NXcompmakedata(fileID, name.c_str(), NX_FLOAT64, 2, dims_array,m_nexuscompression,asize);
      NXopendata(fileID, name.c_str());
      for(size_t i=0;i<nSpect;i++)
      {
        int s = spec[i];
        NXputslab(fileID, reinterpret_cast<void*>(const_cast<double*>(&(localworkspace->readY(s)[0]))),start,asize);
        start[0]++;
      }
      if(m_progress != 0) m_progress->reportIncrement(1, "Writing data");
      int signal=1;
      NXputattr (fileID, "signal", &signal, 1, NX_INT32);
      // More properties
      const std::string axesNames="axis2,axis1";
      NXputattr (fileID, "axes",  reinterpret_cast<void*>(const_cast<char*>(axesNames.c_str())), static_cast<int>(axesNames.size()), NX_CHAR);
      std::string yUnits=localworkspace->YUnit();
      std::string yUnitLabel=localworkspace->YUnitLabel();
      NXputattr (fileID, "units",  reinterpret_cast<void*>(const_cast<char*>(yUnits.c_str())), static_cast<int>(yUnits.size()), NX_CHAR);
      NXputattr (fileID, "unit_label",  reinterpret_cast<void*>(const_cast<char*>(yUnitLabel.c_str())), static_cast<int>(yUnitLabel.size()), NX_CHAR);
      NXclosedata(fileID);

      // error
      name="errors";
      NXcompmakedata(fileID, name.c_str(), NX_FLOAT64, 2, dims_array,m_nexuscompression,asize);
      NXopendata(fileID, name.c_str());
      start[0]=0;
      for(size_t i=0;i<nSpect;i++)
      {
        int s = spec[i];
        NXputslab(fileID, reinterpret_cast<void*>(const_cast<double*>(&(localworkspace->readE(s)[0]))),start,asize);
        start[0]++;
      }
      if(m_progress != 0) m_progress->reportIncrement(1, "Writing data");

      // Fractional area for RebinnedOutput
      if (localworkspace->id() == "RebinnedOutput")
      {
        RebinnedOutput_const_sptr rebin_workspace = boost::dynamic_pointer_cast<const RebinnedOutput>(localworkspace);
        name="frac_area";
        NXcompmakedata(fileID, name.c_str(), NX_FLOAT64, 2,
                              dims_array,m_nexuscompression,asize);
        NXopendata(fileID, name.c_str());
        start[0]=0;
        for(size_t i=0;i<nSpect;i++)
        {
          int s = spec[i];
          NXputslab(fileID, reinterpret_cast<void*>(const_cast<double*>(&(rebin_workspace->readF(s)[0]))),
                           start, asize);
          start[0]++;
        }
        if(m_progress != 0) m_progress->reportIncrement(1, "Writing data");
      }

      NXclosedata(fileID);
    }

    // write X data, as single array or all values if "ragged"
    if(uniformSpectra)
    {
      dims_array[0]=static_cast<int>(localworkspace->readX(0).size());
      NXmakedata(fileID, "axis1", NX_FLOAT64, 1, dims_array);
      NXopendata(fileID, "axis1");
      NXputdata(fileID, reinterpret_cast<void*>(const_cast<double*>(&(localworkspace->readX(0)[0]))));
    }
    else
    {
      dims_array[0]=static_cast<int>(nSpect);
      dims_array[1]=static_cast<int>(localworkspace->readX(0).size());
      NXmakedata(fileID, "axis1", NX_FLOAT64, 2, dims_array);
      NXopendata(fileID, "axis1");
      start[0]=0; asize[1]=dims_array[1];
      for(size_t i=0;i<nSpect;i++)
      {
        NXputslab(fileID, reinterpret_cast<void*>(const_cast<double*>(&(localworkspace->readX(i)[0]))),start,asize);
        start[0]++;
      }
    }
    std::string dist=(localworkspace->isDistribution()) ? "1" : "0";
    NXputattr(fileID, "distribution",  reinterpret_cast<void*>(const_cast<char*>(dist.c_str())), 2, NX_CHAR);
    NXputattr (fileID, "units",  reinterpret_cast<void*>(const_cast<char*>(xLabel.c_str())), static_cast<int>(xLabel.size()), NX_CHAR);

    auto label = boost::dynamic_pointer_cast<Mantid::Kernel::Units::Label>(xAxis->unit());
    if(label)
    {
      NXputattr (fileID, "caption",  reinterpret_cast<void*>(const_cast<char*>(label->caption().c_str())), static_cast<int>(label->caption().size()), NX_CHAR);
      auto unitLbl = label->label();
      NXputattr (fileID, "label",  reinterpret_cast<void*>(const_cast<char*>(unitLbl.ascii().c_str())), static_cast<int>(unitLbl.ascii().size()), NX_CHAR);
    }

    NXclosedata(fileID);

    if ( ! sAxis->isText() )
    {
      // write axis2, maybe just spectra number
      dims_array[0]=static_cast<int>(axis2.size());
      NXmakedata(fileID, "axis2", NX_FLOAT64, 1, dims_array);
      NXopendata(fileID, "axis2");
      NXputdata(fileID, (void*)&(axis2[0]));
      NXputattr (fileID, "units",  reinterpret_cast<void*>(const_cast<char*>(sLabel.c_str())), static_cast<int>(sLabel.size()), NX_CHAR);

      auto label = boost::dynamic_pointer_cast<Mantid::Kernel::Units::Label>(sAxis->unit());
      if(label)
      {
        NXputattr (fileID, "caption",  reinterpret_cast<void*>(const_cast<char*>(label->caption().c_str())), static_cast<int>(label->caption().size()), NX_CHAR);
        auto unitLbl = label->label();
        NXputattr (fileID, "label",  reinterpret_cast<void*>(const_cast<char*>(unitLbl.ascii().c_str())), static_cast<int>(unitLbl.ascii().size()), NX_CHAR);
      }

      NXclosedata(fileID);
    }
    else
    {
      std::string textAxis;
      for ( size_t i = 0; i < sAxis->length(); i ++ )
      {
        std::string label = sAxis->label(i);
        textAxis += label + "\n";
      }
      dims_array[0] = static_cast<int>(textAxis.size());
      NXmakedata(fileID, "axis2", NX_CHAR, 2, dims_array);
      NXopendata(fileID, "axis2");
      NXputdata(fileID,  reinterpret_cast<void*>(const_cast<char*>(textAxis.c_str())));
      NXputattr (fileID, "units",  reinterpret_cast<void*>(const_cast<char*>("TextAxis")), 8, NX_CHAR);

      auto label = boost::dynamic_pointer_cast<Mantid::Kernel::Units::Label>(sAxis->unit());
      if(label)
      {
        NXputattr (fileID, "caption",  reinterpret_cast<void*>(const_cast<char*>(label->caption().c_str())), static_cast<int>(label->caption().size()), NX_CHAR);
        auto unitLbl = label->label();
        NXputattr (fileID, "label",  reinterpret_cast<void*>(const_cast<char*>(unitLbl.ascii().c_str())), static_cast<int>(unitLbl.ascii().size()), NX_CHAR);
      }

      NXclosedata(fileID);
    }

    writeNexusBinMasking(localworkspace);

    status=NXclosegroup(fileID);
    return((status==NX_ERROR)?3:0);
  }
예제 #7
0
/** Prints the contents of each group as XML tags and values */
int SaveToSNSHistogramNexus::WriteGroup(int is_definition) {
  int status, dataType, dataRank, dataDimensions[NX_MAXRANK];
  NXname name, theClass;
  void *dataBuffer;
  NXlink link;

  do {
    status = NXgetnextentry(inId, name, theClass, &dataType);
    //      std::cout << name << "(" << theClass << ")\n";

    if (status == NX_ERROR)
      return NX_ERROR;
    if (status == NX_OK) {
      if (!strncmp(theClass, "NX", 2)) {
        if (NXopengroup(inId, name, theClass) != NX_OK)
          return NX_ERROR;
        add_path(name);

        if (NXgetgroupID(inId, &link) != NX_OK)
          return NX_ERROR;
        if (!strcmp(current_path, link.targetPath)) {
          // Create a copy of the group
          if (NXmakegroup(outId, name, theClass) != NX_OK)
            return NX_ERROR;
          if (NXopengroup(outId, name, theClass) != NX_OK)
            return NX_ERROR;
          if (WriteAttributes(is_definition) != NX_OK)
            return NX_ERROR;
          if (WriteGroup(is_definition) != NX_OK)
            return NX_ERROR;
          remove_path(name);
        } else {
          remove_path(name);
          strcpy(links_to_make[links_count].from, current_path);
          strcpy(links_to_make[links_count].to, link.targetPath);
          strcpy(links_to_make[links_count].name, name);
          links_count++;
          if (NXclosegroup(inId) != NX_OK)
            return NX_ERROR;
        }
      } else if (!strncmp(theClass, "SDS", 3)) {
        add_path(name);
        if (NXopendata(inId, name) != NX_OK)
          return NX_ERROR;
        if (NXgetdataID(inId, &link) != NX_OK)
          return NX_ERROR;

        std::string data_label(name);

        if (!strcmp(current_path, link.targetPath)) {
          // Look for the bank name
          std::string path(current_path);
          std::string bank;

          size_t a = path.rfind('/');
          if (a != std::string::npos && a > 0) {
            size_t b = path.rfind('/', a - 1);
            if (b != std::string::npos && (b < a) && (a - b - 1) > 0) {
              bank = path.substr(b + 1, a - b - 1);
              // std::cout << current_path << ":bank " << bank << "\n";
            }
          }

          //---------------------------------------------------------------------------------------
          if (data_label == "data" && (bank != "")) {
            if (this->WriteDataGroup(bank, is_definition) != NX_OK)
              return NX_ERROR;
            ;
          }
          //---------------------------------------------------------------------------------------
          else if (data_label == "time_of_flight" && (bank != "")) {
            // Get the original info
            if (NXgetinfo(inId, &dataRank, dataDimensions, &dataType) != NX_OK)
              return NX_ERROR;

            // Get the X bins
            const MantidVec &X = inputWorkspace->readX(0);
            // 1 dimension, with that number of bin boundaries
            dataDimensions[0] = static_cast<int>(X.size());
            // The output TOF axis will be whatever size in the workspace.
            boost::scoped_array<float> tof_data(new float[dataDimensions[0]]);

            // And fill it with the X data
            for (size_t i = 0; i < X.size(); i++)
              tof_data[i] = float(X[i]);

            if (NXcompmakedata(outId, name, dataType, dataRank, dataDimensions,
                               NX_COMP_LZW, dataDimensions) != NX_OK)
              return NX_ERROR;
            if (NXopendata(outId, name) != NX_OK)
              return NX_ERROR;
            if (WriteAttributes(is_definition) != NX_OK)
              return NX_ERROR;
            if (NXputdata(outId, tof_data.get()) != NX_OK)
              return NX_ERROR;
            if (NXclosedata(outId) != NX_OK)
              return NX_ERROR;

          }

          //---------------------------------------------------------------------------------------
          else {
            // Everything else gets copies
            if (NXgetinfo(inId, &dataRank, dataDimensions, &dataType) != NX_OK)
              return NX_ERROR;
            if (NXmalloc(&dataBuffer, dataRank, dataDimensions, dataType) !=
                NX_OK)
              return NX_ERROR;
            if (NXgetdata(inId, dataBuffer) != NX_OK)
              return NX_ERROR;
            if (NXcompmakedata(outId, name, dataType, dataRank, dataDimensions,
                               NX_COMP_LZW, dataDimensions) != NX_OK)
              return NX_ERROR;
            if (NXopendata(outId, name) != NX_OK)
              return NX_ERROR;
            if (WriteAttributes(is_definition) != NX_OK)
              return NX_ERROR;
            if (NXputdata(outId, dataBuffer) != NX_OK)
              return NX_ERROR;
            if (NXfree(&dataBuffer) != NX_OK)
              return NX_ERROR;
            if (NXclosedata(outId) != NX_OK)
              return NX_ERROR;
          }

          remove_path(name);
        } else {
          // Make a link
          remove_path(name);
          strcpy(links_to_make[links_count].from, current_path);
          strcpy(links_to_make[links_count].to, link.targetPath);
          strcpy(links_to_make[links_count].name, name);
          links_count++;
        }
        if (NXclosedata(inId) != NX_OK)
          return NX_ERROR;
      }
    } else if (status == NX_EOD) {
      if (NXclosegroup(inId) != NX_OK)
        return NX_ERROR;
      if (NXclosegroup(outId) != NX_OK)
        return NX_ERROR;
      return NX_OK;
    }
  } while (status == NX_OK);
  return NX_OK;
}
예제 #8
0
/** Write the group labeled "data"
 *
 * @param bank :: name of the bank
 * @param is_definition
 * @return error code
 */
int SaveToSNSHistogramNexus::WriteDataGroup(std::string bank,
                                            int is_definition) {
  int dataType, dataRank, dataDimensions[NX_MAXRANK];
  NXname name;
  void *dataBuffer;

  if (NXgetinfo(inId, &dataRank, dataDimensions, &dataType) != NX_OK)
    return NX_ERROR;

  // Get the rectangular detector
  IComponent_const_sptr det_comp =
      inputWorkspace->getInstrument()->getComponentByName(std::string(bank));
  RectangularDetector_const_sptr det =
      boost::dynamic_pointer_cast<const RectangularDetector>(det_comp);
  if (!det) {
    g_log.information()
        << "Detector '" + bank +
               "' not found, or it is not a rectangular detector!\n";
    // Just copy that then.
    if (NXmalloc(&dataBuffer, dataRank, dataDimensions, dataType) != NX_OK)
      return NX_ERROR;
    if (NXgetdata(inId, dataBuffer) != NX_OK)
      return NX_ERROR;
    if (NXcompmakedata(outId, name, dataType, dataRank, dataDimensions,
                       NX_COMP_LZW, dataDimensions) != NX_OK)
      return NX_ERROR;
    if (NXopendata(outId, name) != NX_OK)
      return NX_ERROR;
    if (WriteAttributes(is_definition) != NX_OK)
      return NX_ERROR;
    if (NXputdata(outId, dataBuffer) != NX_OK)
      return NX_ERROR;
    if (NXfree(&dataBuffer) != NX_OK)
      return NX_ERROR;
    if (NXclosedata(outId) != NX_OK)
      return NX_ERROR;
  } else {
    // YES it is a rectangular detector.

    // --- Memory requirements ----
    size_t memory_required = size_t(det->xpixels() * det->ypixels()) *
                             size_t(inputWorkspace->blocksize()) * 2 *
                             sizeof(float);
    Kernel::MemoryStats mem;
    mem.update();
    size_t memory_available = mem.availMem() * 1024;

    std::cout << "Memory available: " << memory_available / 1024 << " kb. ";
    std::cout << "Memory required: " << memory_required / 1024 << " kb. ";

    // Give a 50% margin of error in allocating the memory
    memory_available = memory_available / 2;
    if (memory_available > static_cast<size_t>(5e9))
      memory_available = static_cast<size_t>(5e9);

    if (memory_available < memory_required) {
      // Compute how large of a slab you can still use.
      int x_slab;
      x_slab = static_cast<int>(
          memory_available /
          (det->ypixels() * inputWorkspace->blocksize() * 2 * sizeof(float)));
      if (x_slab <= 0)
        x_slab = 1;
      // Look for a slab size that evenly divides the # of pixels.
      while (x_slab > 1) {
        if ((det->xpixels() % x_slab) == 0)
          break;
        x_slab--;
      }

      std::cout << "Saving in slabs of " << x_slab << " X pixels.\n";
      if (this->WriteOutDataOrErrors(det, x_slab, "data", "data_errors", false,
                                     false, is_definition, bank) != NX_OK)
        return NX_ERROR;
      if (this->WriteOutDataOrErrors(det, x_slab, "errors", "", true, false,
                                     is_definition, bank) != NX_OK)
        return NX_ERROR;
    } else {
      std::cout << "Saving in one block.\n";
      if (this->WriteOutDataOrErrors(det, det->xpixels(), "data", "data_errors",
                                     false, true, is_definition, bank) != NX_OK)
        return NX_ERROR;
    }
  }

  return NX_OK;
}
예제 #9
0
/** Utility function to write out the
 * data or errors to a field in the group.
 *
 * @param det :: rectangular detector being written
 * @param x_pixel_slab :: size of a slab to write, in number of X pixels.
 *ignored if doBoth
 * @param field_name :: "data" field name
 * @param errors_field_name :: "errors" field name.
 * @param doErrors :: set true if you are writing the errors field this time.
 *field_name should be the "errors" field name
 * @param doBoth :: do both data and errors at once, no slabbing.
 * @param is_definition ::
 * @param bank :: name of the bank being written.
 * @return error code
 */
int SaveToSNSHistogramNexus::WriteOutDataOrErrors(
    Geometry::RectangularDetector_const_sptr det, int x_pixel_slab,
    const char *field_name, const char *errors_field_name, bool doErrors,
    bool doBoth, int is_definition, std::string bank) {
  int dataRank, dataDimensions[NX_MAXRANK];
  int slabDimensions[NX_MAXRANK], slabStartIndices[NX_MAXRANK];

  dataRank = 3;

  // Dimension 0 = the X pixels
  dataDimensions[0] = det->xpixels();
  // Dimension 1 = the Y pixels
  dataDimensions[1] = det->ypixels();
  // Dimension 2 = time of flight bins
  dataDimensions[2] = static_cast<int>(inputWorkspace->blocksize());

  // ---- Determine slab size -----
  // Number of pixels to collect in X before slabbing
  slabDimensions[0] = x_pixel_slab;
  slabDimensions[1] = dataDimensions[1];
  slabDimensions[2] = dataDimensions[2];

  if (doBoth)
    slabDimensions[0] = dataDimensions[0];

  std::cout << "RectangularDetector " << det->getName()
            << " being copied. Dimensions : " << dataDimensions[0] << ", "
            << dataDimensions[1] << ", " << dataDimensions[2] << ".\n";

  // ----- Open the data field -----------------------
  if (m_compress) {
    if (NXcompmakedata(outId, field_name, NX_FLOAT32, dataRank, dataDimensions,
                       NX_COMP_LZW, slabDimensions) != NX_OK)
      return NX_ERROR;
  } else {
    if (NXmakedata(outId, field_name, NX_FLOAT32, dataRank, dataDimensions) !=
        NX_OK)
      return NX_ERROR;
  }
  if (NXopendata(outId, field_name) != NX_OK)
    return NX_ERROR;
  if (WriteAttributes(is_definition) != NX_OK)
    return NX_ERROR;
  if (!doErrors) {
    // Add an attribute called "errors" with value = the name of the data_errors
    // field.
    NXname attrName = "errors";
    std::string attrBuffer = errors_field_name;
    if (NXputattr(outId, attrName, attrBuffer.c_str(),
                  static_cast<int>(attrBuffer.size()), NX_CHAR) != NX_OK)
      return NX_ERROR;
  }

  // ---- Errors field -----
  if (doBoth) {
    if (NXclosedata(outId) != NX_OK)
      return NX_ERROR;

    if (m_compress) {
      if (NXcompmakedata(outId, errors_field_name, NX_FLOAT32, dataRank,
                         dataDimensions, NX_COMP_LZW, slabDimensions) != NX_OK)
        return NX_ERROR;
    } else {
      if (NXmakedata(outId, errors_field_name, NX_FLOAT32, dataRank,
                     dataDimensions) != NX_OK)
        return NX_ERROR;
    }
    if (NXopendata(outId, errors_field_name) != NX_OK)
      return NX_ERROR;

    //      NXlink * link = new NXlink;
    //      link->linkType = 1; /* SDS data link */
    //      NXgetdataID(outId, link);
    //      std::string targetPath = "/entry/" + bank + "/" + errors_field_name;
    //      strcpy(link->targetPath, targetPath.c_str());
    //      if (NXmakelink(outId,link) != NX_OK)
    //        g_log.debug() << "Error while making link to " << targetPath <<
    //        '\n';

    if (WriteAttributes(is_definition) != NX_OK)
      return NX_ERROR;
    if (NXclosedata(outId) != NX_OK)
      return NX_ERROR;
  }

  double fillTime = 0;
  double saveTime = 0;

  // Make a buffer of floats will all the counts in that bank.
  auto data =
      new float[slabDimensions[0] * slabDimensions[1] * slabDimensions[2]];

  // Only allocate an array for errors if it is needed
  float *errors = nullptr;
  if (doBoth)
    errors =
        new float[slabDimensions[0] * slabDimensions[1] * slabDimensions[2]];

  for (int x = 0; x < det->xpixels(); x++) {
    // Which slab are we in?
    int slabnum = x / x_pixel_slab;

    // X index into the slabbed output array
    int slabx = x % x_pixel_slab;

    Timer tim1;
    int ypixels = static_cast<int>(det->ypixels());

    PARALLEL_FOR1(inputWorkspace)
    for (int y = 0; y < ypixels; y++) {
      PARALLEL_START_INTERUPT_REGION
      // Get the workspace index for the detector ID at this spot
      size_t wi = 0;
      try {
        wi = map.find(det->getAtXY(x, y)->getID())->second;
      } catch (...) {
        std::cout << "Error finding " << bank << " x " << x << " y " << y
                  << "\n";
      }

      // Offset into array.
      size_t index = size_t(slabx) * size_t(dataDimensions[1]) *
                         size_t(dataDimensions[2]) +
                     size_t(y) * size_t(dataDimensions[2]);

      const MantidVec &Y = inputWorkspace->readY(wi);
      const MantidVec &E = inputWorkspace->readE(wi);

      for (size_t i = 0; i < Y.size(); ++i) {
        if (doErrors) {
          data[i + index] = static_cast<float>(E[i]);
        } else {
          data[i + index] = static_cast<float>(Y[i]);
          if (doBoth) {
            errors[i + index] = static_cast<float>(E[i]);
          }
        }
      }

      PARALLEL_END_INTERUPT_REGION
    }
    PARALLEL_CHECK_INTERUPT_REGION

    fillTime += tim1.elapsed();

    // Is this the last pixel in the slab?
    if (!doBoth && (x % x_pixel_slab == x_pixel_slab - 1)) {
      Timer tim2;
      // std::cout << "starting slab " << x << "\n";
      // This is where the slab is in the greater data array.
      slabStartIndices[0] = slabnum * x_pixel_slab;
      slabStartIndices[1] = 0;
      slabStartIndices[2] = 0;
      if (NXputslab(outId, data, slabStartIndices, slabDimensions) != NX_OK)
        return NX_ERROR;
      saveTime += tim2.elapsed();

      std::ostringstream mess;
      mess << det->getName() << ", " << field_name << " slab " << slabnum
           << " of " << det->xpixels() / x_pixel_slab;
      this->prog->reportIncrement(x_pixel_slab * det->ypixels(), mess.str());
    }

  } // X loop

  if (doBoth) {
    bool returnerror = false;

    Timer tim2;
    if (NXopendata(outId, field_name) != NX_OK)
      returnerror = true;
    else if (NXputdata(outId, data) != NX_OK)
      returnerror = true;
    else if (NXclosedata(outId) != NX_OK)
      returnerror = true;
    else {
      this->prog->reportIncrement(det->xpixels() * det->ypixels() * 1,
                                  det->getName() + " data");

      if (NXopendata(outId, errors_field_name) != NX_OK)
        returnerror = true;
      else if (NXputdata(outId, errors) != NX_OK)
        returnerror = true;
      else if (NXclosedata(outId) != NX_OK)
        returnerror = true;
      else {
        this->prog->reportIncrement(det->xpixels() * det->ypixels() * 1,
                                    det->getName() + " errors");
        saveTime += tim2.elapsed();
      }
    }

    if (returnerror) {
      delete[] data;
      delete[] errors;

      return NX_ERROR;
    }

  } else {
    if (NXclosedata(outId) != NX_OK) {
      delete[] data;
      return NX_ERROR;
    }
  }

  std::cout << "Filling out " << det->getName() << " took " << fillTime
            << " sec.\n";
  std::cout << "Saving      " << det->getName() << " took " << saveTime
            << " sec.\n";

  delete[] data;
  if (doBoth)
    delete[] errors;

  return NX_OK;
}