/[escript]/trunk/escript/src/DataExpanded.cpp
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Diff of /trunk/escript/src/DataExpanded.cpp

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revision 922 by gross, Fri Jan 5 04:23:05 2007 UTC revision 1131 by gross, Tue May 8 05:52:21 2007 UTC
# Line 15  Line 15 
15  #include "DataException.h"  #include "DataException.h"
16  #include "DataConstant.h"  #include "DataConstant.h"
17  #include "DataTagged.h"  #include "DataTagged.h"
18    #ifdef USE_NETCDF
19    #include "netcdfcpp.h"
20    #endif
21    
22  #include <boost/python/extract.hpp>  #include <boost/python/extract.hpp>
23    
# Line 261  DataExpanded::toString() const Line 264  DataExpanded::toString() const
264      for (int j=0;j<m_data.getNumCols();j++) {      for (int j=0;j<m_data.getNumCols();j++) {
265        tempView.setOffset(m_data.index(i,j));        tempView.setOffset(m_data.index(i,j));
266        stringstream suffix;        stringstream suffix;
267        suffix << "( id: " << i << ", ref: " << fs.getReferenceNoFromSampleNo(i) << ", pnt: " << j << ")";        suffix << "( id: " << i << ", ref: " << fs.getReferenceIDOfSample(i) << ", pnt: " << j << ")";
268        temp << tempView.toString(suffix.str());        temp << tempView.toString(suffix.str());
269        if (!(i==(m_data.getNumRows()-1) && j==(m_data.getNumCols()-1))) {        if (!(i==(m_data.getNumRows()-1) && j==(m_data.getNumCols()-1))) {
270          temp << endl;          temp << endl;
# Line 292  DataExpanded::getLength() const Line 295  DataExpanded::getLength() const
295    return m_data.size();    return m_data.size();
296  }  }
297    
 void  
 DataExpanded::setRefValue(int ref,  
                           const DataArray& value)  
 {  
   //  
   // Get the number of samples and data-points per sample.  
   int numSamples = getNumSamples();  
   int numDPPSample = getNumDPPSample();  
   
   //  
   // Determine the sample number which corresponds to this reference number.  
   int sampleNo = -1;  
   int tempRef = -1;  
   for (int n=0; n<numSamples; n++) {  
     tempRef = getFunctionSpace().getReferenceNoFromSampleNo(n);  
     if (tempRef == ref) {  
       sampleNo = n;  
       break;  
     }  
   }  
   if (sampleNo == -1) {  
     throw DataException("DataExpanded::setRefValue error: invalid ref number supplied.");  
   }  
   
   for (int n=0; n<numDPPSample; n++) {  
     //  
     // Get *each* data-point in the sample in turn.  
     DataArrayView pointView = getDataPoint(sampleNo, n);  
     //  
     // Assign the values in the DataArray to this data-point.  
     pointView.copy(value.getView());  
   }  
 }  
   
 void  
 DataExpanded::getRefValue(int ref,  
                           DataArray& value)  
 {  
   //  
   // Get the number of samples and data-points per sample.  
   int numSamples = getNumSamples();  
   int numDPPSample = getNumDPPSample();  
   
   //  
   // Determine the sample number which corresponds to this reference number  
   int sampleNo = -1;  
   int tempRef = -1;  
   for (int n=0; n<numSamples; n++) {  
     tempRef = getFunctionSpace().getReferenceNoFromSampleNo(n);  
     if (tempRef == ref) {  
       sampleNo = n;  
       break;  
     }  
   }  
   if (sampleNo == -1) {  
     throw DataException("DataExpanded::getRefValue error: invalid ref number supplied.");  
   }  
   
   //  
   // Get the *first* data-point associated with this sample number.  
   DataArrayView pointView = getDataPoint(sampleNo, 0);  
   
   //  
   // Load the values from this data-point into the DataArray  
   value.getView().copy(pointView);  
 }  
   
298  int  int
299  DataExpanded::archiveData(ofstream& archiveFile,  DataExpanded::archiveData(ofstream& archiveFile,
300                            const DataArrayView::ValueType::size_type noValues) const                            const DataArrayView::ValueType::size_type noValues) const
# Line 383  DataExpanded::copyToDataPoint(const int Line 319  DataExpanded::copyToDataPoint(const int
319    ShapeType dataPointShape = getPointDataView().getShape();    ShapeType dataPointShape = getPointDataView().getShape();
320    if (numSamples*numDataPointsPerSample > 0) {    if (numSamples*numDataPointsPerSample > 0) {
321       //TODO: global error handling       //TODO: global error handling
322       if (sampleNo >= numSamples or sampleNo < 0 ) {       if ((sampleNo >= numSamples) || (sampleNo < 0 )) {
323            throw DataException("Error - DataExpanded::copyDataPoint invalid sampleNo.");            throw DataException("Error - DataExpanded::copyDataPoint invalid sampleNo.");
324       }       }
325       if (dataPointNo >= numDataPointsPerSample or dataPointNo < 0) {       if ((dataPointNo >= numDataPointsPerSample) || (dataPointNo < 0)) {
326             throw DataException("Error - DataExpanded::copyDataPoint invalid dataPointNoInSample.");             throw DataException("Error - DataExpanded::copyDataPoint invalid dataPointNoInSample.");
327       }       }
328       DataArrayView dataPointView = getDataPoint(sampleNo, dataPointNo);       DataArrayView dataPointView = getDataPoint(sampleNo, dataPointNo);
# Line 437  DataExpanded::copyToDataPoint(const int Line 373  DataExpanded::copyToDataPoint(const int
373         throw DataException("Rank of numarray does not match Data object rank");         throw DataException("Rank of numarray does not match Data object rank");
374    if (numSamples*numDataPointsPerSample > 0) {    if (numSamples*numDataPointsPerSample > 0) {
375       //TODO: global error handling       //TODO: global error handling
376       if (sampleNo >= numSamples or sampleNo < 0 ) {       if ((sampleNo >= numSamples) || (sampleNo < 0 )) {
377            throw DataException("Error - DataExpanded::copyDataPoint invalid sampleNo.");            throw DataException("Error - DataExpanded::copyDataPoint invalid sampleNo.");
378       }       }
379       if (dataPointNo >= numDataPointsPerSample or dataPointNo < 0) {       if ((dataPointNo >= numDataPointsPerSample) || (dataPointNo < 0)) {
380             throw DataException("Error - DataExpanded::copyDataPoint invalid dataPointNoInSample.");             throw DataException("Error - DataExpanded::copyDataPoint invalid dataPointNoInSample.");
381       }       }
382       DataArrayView dataPointView = getDataPoint(sampleNo, dataPointNo);       DataArrayView dataPointView = getDataPoint(sampleNo, dataPointNo);
# Line 681  DataExpanded::eigenvalues_and_eigenvecto Line 617  DataExpanded::eigenvalues_and_eigenvecto
617    }    }
618  }  }
619    
620    void
621    DataExpanded::setToZero(){
622      int numSamples = getNumSamples();
623      int numDataPointsPerSample = getNumDPPSample();
624      DataArrayView& thisView=getPointDataView();
625      DataArrayView::ValueType::size_type n = thisView.noValues();
626      double* p;
627      int  sampleNo,dataPointNo, i;
628      #pragma omp parallel for private(sampleNo,dataPointNo,p,i) schedule(static)
629      for (sampleNo = 0; sampleNo < numSamples; sampleNo++) {
630        for (dataPointNo = 0; dataPointNo < numDataPointsPerSample; dataPointNo++) {
631            p=&(m_data[getPointOffset(sampleNo,dataPointNo)]);
632            for (int i=0; i<n ;++i) p[i]=0.;
633        }
634      }
635    }
636    
637    
638    void
639    DataExpanded::dump(const std::string fileName) const
640    {
641       #ifdef PASO_MPI
642       throw DataException("Error - DataExpanded:: dump is not implemented for MPI yet.");
643       #endif
644       #ifdef USE_NETCDF
645       const int ldims=2+DataArrayView::maxRank;
646       const NcDim* ncdims[ldims];
647       NcVar *var, *ids;
648       int rank = getPointDataView().getRank();
649       int type=  getFunctionSpace().getTypeCode();
650       int ndims =0;
651       long dims[ldims];
652       DataArrayView::ShapeType shape = getPointDataView().getShape();
653    
654       // netCDF error handler
655       NcError err(NcError::verbose_nonfatal);
656       // Create the file.
657       NcFile dataFile(fileName.c_str(), NcFile::Replace);
658       // check if writing was successful
659       if (!dataFile.is_valid())
660            throw DataException("Error - DataExpanded:: opening of netCDF file for output failed.");
661       if (!dataFile.add_att("type","expanded") )
662            throw DataException("Error - DataExpanded:: appending data type to netCDF file failed.");
663       if (!dataFile.add_att("rank",rank) )
664            throw DataException("Error - DataExpanded:: appending rank attribute to netCDF file failed.");
665       if (!dataFile.add_att("function_space_type",type))
666            throw DataException("Error - DataExpanded:: appending function space attribute to netCDF file failed.");
667       ndims=rank+2;
668       if ( rank >0 ) {
669           dims[0]=shape[0];
670           if (! (ncdims[0] = dataFile.add_dim("d0",shape[0])) )
671                throw DataException("Error - DataExpanded:: appending ncdimsion 0 to netCDF file failed.");
672       }
673       if ( rank >1 ) {
674           dims[1]=shape[1];
675           if (! (ncdims[1] = dataFile.add_dim("d1",shape[1])) )
676                throw DataException("Error - DataExpanded:: appending ncdimsion 1 to netCDF file failed.");
677       }
678       if ( rank >2 ) {
679           dims[2]=shape[2];
680           if (! (ncdims[2] = dataFile.add_dim("d2", shape[2])) )
681                throw DataException("Error - DataExpanded:: appending ncdimsion 2 to netCDF file failed.");
682       }
683       if ( rank >3 ) {
684           dims[3]=shape[3];
685           if (! (ncdims[3] = dataFile.add_dim("d3", shape[3])) )
686                throw DataException("Error - DataExpanded:: appending ncdimsion 3 to netCDF file failed.");
687       }
688       dims[rank]=getFunctionSpace().getNumDataPointsPerSample();
689       if (! (ncdims[rank] = dataFile.add_dim("num_data_points_per_sample", dims[rank])) )
690                throw DataException("Error - DataExpanded:: appending num_data_points_per_sample to netCDF file failed.");
691       dims[rank+1]=getFunctionSpace().getNumSamples();
692       if (! (ncdims[rank+1] = dataFile.add_dim("num_samples", dims[rank+1])) )
693                throw DataException("Error - DataExpanded:: appending num_sample to netCDF file failed.");
694    
695       if (! ( ids = dataFile.add_var("id", ncInt, ncdims[rank+1])) )
696            throw DataException("Error - DataExpanded:: appending reference id to netCDF file failed.");
697       const int* ids_p=getFunctionSpace().borrowSampleReferenceIDs();
698       if (! (ids->put(ids_p,dims[rank+1])) )
699            throw DataException("Error - DataExpanded:: copy reference id  to netCDF buffer failed.");
700    
701       if (! ( var = dataFile.add_var("data", ncDouble, ndims, ncdims)) )
702            throw DataException("Error - DataExpanded:: appending variable to netCDF file failed.");
703       if (! (var->put(&m_data[0],dims)) )
704            throw DataException("Error - DataExpanded:: copy data to netCDF buffer failed.");
705       #else
706       throw DataException("Error - DataExpanded:: dump is not configured with netCDF. Please contact your installation manager.");
707       #endif
708    }
709  }  // end of namespace  }  // end of namespace

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