/[escript]/branches/lapack2681/escript/src/DataConstant.cpp
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revision 1141 by gross, Tue May 15 04:24:51 2007 UTC revision 1800 by ksteube, Thu Sep 18 05:28:20 2008 UTC
# Line 1  Line 1 
1  //$Id$  
2  /*  /* $Id$ */
3   ************************************************************  
4   *          Copyright 2006 by ACcESS MNRF                   *  /*******************************************************
5   *                                                          *   *
6   *              http://www.access.edu.au                    *   *           Copyright 2003-2007 by ACceSS MNRF
7   *       Primary Business: Queensland, Australia            *   *       Copyright 2007 by University of Queensland
8   *  Licensed under the Open Software License version 3.0    *   *
9   *     http://www.opensource.org/licenses/osl-3.0.php       *   *                http://esscc.uq.edu.au
10   *                                                          *   *        Primary Business: Queensland, Australia
11   ************************************************************   *  Licensed under the Open Software License version 3.0
12  */   *     http://www.opensource.org/licenses/osl-3.0.php
13     *
14     *******************************************************/
15    
16  #include "DataConstant.h"  #include "DataConstant.h"
17  #include "DataException.h"  #include "DataException.h"
# Line 18  Line 20 
20  #include <iostream>  #include <iostream>
21  #include <boost/python/extract.hpp>  #include <boost/python/extract.hpp>
22  #ifdef USE_NETCDF  #ifdef USE_NETCDF
23  #include "netcdfcpp.h"  #include <netcdfcpp.h>
24  #endif  #endif
25    
26    #include <boost/python/extract.hpp>
27    #include "DataMaths.h"
28    
29  using namespace std;  using namespace std;
30    using namespace boost::python;
31    
32  namespace escript {  namespace escript {
33    
34  DataConstant::DataConstant(const boost::python::numeric::array& value,  DataConstant::DataConstant(const boost::python::numeric::array& value,
35                             const FunctionSpace& what)                             const FunctionSpace& what)
36    : DataAbstract(what)    : DataAbstract(what,DataTypes::shapeFromNumArray(value))
37  {  {
38    DataArray temp(value);  //   // extract the shape of the numarray
39    //  //   DataTypes::ShapeType tempShape;
40    // copy the data in the correct format  //   for (int i=0; i < value.getrank(); i++) {
41    m_data=temp.getData();  //     tempShape.push_back(extract<int>(value.getshape()[i]));
42    //  //   }
43    // create the view of the data  
44    DataArrayView tempView(m_data,temp.getView().getShape());    // get the space for the data vector
45    setPointDataView(tempView);  //   int len = getNoValues();
46  }  //   DataVector temp_data(len, 0.0, len);
47    //   DataArrayView temp_dataView(temp_data, tempShape);
48    //   temp_dataView.copy(value);
49    
50  DataConstant::DataConstant(const DataArrayView& value,    m_data.copyFromNumArray(value);
                            const FunctionSpace& what)  
   : DataAbstract(what)  
 {  
51    //    //
52    
53    // copy the data in the correct format    // copy the data in the correct format
54    m_data=value.getData();  //   m_data=temp_data;
55    //    //
56    // create the view of the data    // create the view of the data
57    DataArrayView tempView(m_data,value.getShape());  //   DataArrayView tempView(m_data,temp_dataView.getShape());
58    setPointDataView(tempView);  //   setPointDataView(tempView);
59  }  }
60    
61    // DataConstant::DataConstant(const DataArrayView& value,
62    //                            const FunctionSpace& what)
63    //   : DataAbstract(what)
64    // {
65    //   //
66    //   // copy the data in the correct format
67    //   m_data=value.getData();
68    //   //
69    //   // create the view of the data
70    //   DataArrayView tempView(m_data,value.getShape());
71    //   setPointDataView(tempView);
72    // }
73    
74  DataConstant::DataConstant(const DataConstant& other)  DataConstant::DataConstant(const DataConstant& other)
75    : DataAbstract(other.getFunctionSpace())    : DataAbstract(other.getFunctionSpace(),other.getShape())
76  {  //  {  //
77    // copy the data in the correct format    // copy the data in the correct format
78    m_data=other.m_data;    m_data=other.m_data;
79    //    //
80    // create the view of the data  //   // create the view of the data
81    DataArrayView tempView(m_data,other.getPointDataView().getShape());  //   DataArrayView tempView(m_data,other.getPointDataView().getShape());
82    setPointDataView(tempView);  //   setPointDataView(tempView);
83  }  }
84    
85  DataConstant::DataConstant(const DataConstant& other,  DataConstant::DataConstant(const DataConstant& other,
86                             const DataArrayView::RegionType& region)                             const DataTypes::RegionType& region)
87    : DataAbstract(other.getFunctionSpace())    : DataAbstract(other.getFunctionSpace(),DataTypes::getResultSliceShape(region))
88  {  {
89    //    //
90    // get the shape of the slice to copy from    // get the shape of the slice to copy from
91    DataArrayView::ShapeType shape(DataArrayView::getResultSliceShape(region));  //   DataTypes::ShapeType shape(DataTypes::getResultSliceShape(region));
92    //    //
93    // allocate space for this new DataConstant's data    // allocate space for this new DataConstant's data
94    int len = DataArrayView::noValues(shape);    int len = getNoValues();
95    m_data.resize(len,0.,len);    m_data.resize(len,0.,len);
96    //    //
97    // create a view of the data with the correct shape    // create a view of the data with the correct shape
98    DataArrayView tempView(m_data,shape);  //   DataArrayView tempView(m_data,shape);
99    DataArrayView::RegionLoopRangeType region_loop_range=getSliceRegionLoopRange(region);    DataTypes::RegionLoopRangeType region_loop_range=DataTypes::getSliceRegionLoopRange(region);
100    //    //
101    // load the view with the data from the slice    // load the view with the data from the slice
102    tempView.copySlice(other.getPointDataView(),region_loop_range);  //   tempView.copySlice(other.getPointDataView(),region_loop_range);
103    setPointDataView(tempView);    DataTypes::copySlice(m_data,getShape(),0,other.getVector(),other.getShape(),0,region_loop_range);
104    //   setPointDataView(tempView);
105  }  }
106    
107  DataConstant::DataConstant(const FunctionSpace& what,  DataConstant::DataConstant(const FunctionSpace& what,
108                             const DataArrayView::ShapeType &shape,                             const DataTypes::ShapeType &shape,
109                             const DataArrayView::ValueType &data)                             const DataTypes::ValueType &data)
110    : DataAbstract(what)    : DataAbstract(what,shape)
111  {  {
112    //    //
113    // copy the data in the correct format    // copy the data in the correct format
114    m_data=data;    m_data=data;
115    //    //
116    // create the view of the data    // create the view of the data
117    DataArrayView tempView(m_data,shape);  //   DataArrayView tempView(m_data,shape);
118    setPointDataView(tempView);  //   setPointDataView(tempView);
119  }  }
120    
121  string  string
122  DataConstant::toString() const  DataConstant::toString() const
123  {  {
124    return getPointDataView().toString("");    return DataTypes::pointToString(m_data,getShape(),0,"");
125    }
126    
127    
128    DataAbstract*
129    DataConstant::deepCopy()
130    {
131      return new DataConstant(*this);
132  }  }
133    
134  DataArrayView::ValueType::size_type  
135    DataTypes::ValueType::size_type
136  DataConstant::getPointOffset(int sampleNo,  DataConstant::getPointOffset(int sampleNo,
137                               int dataPointNo) const                               int dataPointNo) const
138  {  {
# Line 115  DataConstant::getPointOffset(int sampleN Line 143  DataConstant::getPointOffset(int sampleN
143    return 0;    return 0;
144  }  }
145    
146  DataArrayView::ValueType::size_type  DataTypes::ValueType::size_type
147  DataConstant::getLength() const  DataConstant::getLength() const
148  {  {
149    return m_data.size();    return m_data.size();
150  }  }
151    
152  DataArrayView  // DataArrayView
153  DataConstant::getDataPoint(int sampleNo,  // DataConstant::getDataPoint(int sampleNo,
154                             int dataPointNo)  //                            int dataPointNo)
155  {  // {
156    EsysAssert((validSamplePointNo(dataPointNo) && validSampleNo(sampleNo)),  //   EsysAssert((validSamplePointNo(dataPointNo) && validSampleNo(sampleNo)),
157               "Invalid index, sampleNo: " << sampleNo << " dataPointNo: " << dataPointNo);  //              "Invalid index, sampleNo: " << sampleNo << " dataPointNo: " << dataPointNo);
158    //  //   //
159    // Whatever the coord's always return the same value as this is constant data.  //   // Whatever the coord's always return the same value as this is constant data.
160    return getPointDataView();  //   return getPointDataView();
161  }  // }
162      
163  DataAbstract*  DataAbstract*
164  DataConstant::getSlice(const DataArrayView::RegionType& region) const  DataConstant::getSlice(const DataTypes::RegionType& region) const
165  {  {
166    return new DataConstant(*this,region);    return new DataConstant(*this,region);
167  }  }
168    
169  void  void
170  DataConstant::setSlice(const DataAbstract* value,  DataConstant::setSlice(const DataAbstract* value,
171                         const DataArrayView::RegionType& region)                         const DataTypes::RegionType& region)
172  {  {
173    const DataConstant* tempDataConst=dynamic_cast<const DataConstant*>(value);    const DataConstant* tempDataConst=dynamic_cast<const DataConstant*>(value);
174    if (tempDataConst==0) {    if (tempDataConst==0) {
175      throw DataException("Programming error - casting to DataConstant.");      throw DataException("Programming error - casting to DataConstant.");
176    }    }
177    //    //
178    DataArrayView::ShapeType shape(DataArrayView::getResultSliceShape(region));    DataTypes::ShapeType shape(DataTypes::getResultSliceShape(region));
179    DataArrayView::RegionLoopRangeType region_loop_range=getSliceRegionLoopRange(region);    DataTypes::RegionLoopRangeType region_loop_range=DataTypes::getSliceRegionLoopRange(region);
180    //    //
181    // check shape:    // check shape:
182    if (getPointDataView().getRank()!=region.size()) {    if (getRank()!=region.size()) {
183      throw DataException("Error - Invalid slice region.");      throw DataException("Error - Invalid slice region.");
184    }    }
185    if (tempDataConst->getPointDataView().getRank()>0 && !value->getPointDataView().checkShape(shape)) {    if (getRank()>0 && !DataTypes::checkShape(value->getShape(),shape)) {
186      throw DataException (value->getPointDataView().createShapeErrorMessage(      throw DataException (DataTypes::createShapeErrorMessage(
187                  "Error - Couldn't copy slice due to shape mismatch.",shape));                  "Error - Couldn't copy slice due to shape mismatch.",shape,value->getShape()));
188    }    }
189    //    //   getPointDataView().copySliceFrom(tempDataConst->getPointDataView(),region_loop_range);
190    getPointDataView().copySliceFrom(tempDataConst->getPointDataView(),region_loop_range);    DataTypes::copySliceFrom(m_data,getShape(),0,tempDataConst->getVector(), tempDataConst->getShape(),0,region_loop_range);
191  }  }
192    
 int  
 DataConstant::archiveData(ofstream& archiveFile,  
                           const DataArrayView::ValueType::size_type noValues) const  
 {  
   return(m_data.archiveData(archiveFile, noValues));  
 }  
193    
 int  
 DataConstant::extractData(ifstream& archiveFile,  
                           const DataArrayView::ValueType::size_type noValues)  
 {  
   return(m_data.extractData(archiveFile, noValues));  
 }  
194    
195  void  void
196  DataConstant::symmetric(DataAbstract* ev)  DataConstant::symmetric(DataAbstract* ev)
# Line 183  DataConstant::symmetric(DataAbstract* ev Line 199  DataConstant::symmetric(DataAbstract* ev
199    if (temp_ev==0) {    if (temp_ev==0) {
200      throw DataException("Error - DataConstant::symmetric: casting to DataConstant failed (propably a programming error).");      throw DataException("Error - DataConstant::symmetric: casting to DataConstant failed (propably a programming error).");
201    }    }
202    DataArrayView& thisView=getPointDataView();  /*  DataArrayView& thisView=getPointDataView();
203    DataArrayView& evView=ev->getPointDataView();    DataArrayView& evView=ev->getPointDataView();*/
204    DataArrayView::symmetric(thisView,0,evView,0);    DataMaths::symmetric(m_data,getShape(),0,temp_ev->getVector(), temp_ev->getShape(),0);
205  }  }
206    
207  void  void
# Line 195  DataConstant::nonsymmetric(DataAbstract* Line 211  DataConstant::nonsymmetric(DataAbstract*
211    if (temp_ev==0) {    if (temp_ev==0) {
212      throw DataException("Error - DataConstant::nonsymmetric: casting to DataConstant failed (propably a programming error).");      throw DataException("Error - DataConstant::nonsymmetric: casting to DataConstant failed (propably a programming error).");
213    }    }
214    DataArrayView& thisView=getPointDataView();  /*  DataArrayView& thisView=getPointDataView();
215    DataArrayView& evView=ev->getPointDataView();    DataArrayView& evView=ev->getPointDataView();*/
216    DataArrayView::nonsymmetric(thisView,0,evView,0);    DataMaths::nonsymmetric(m_data,getShape(),0,temp_ev->getVector(), temp_ev->getShape(),0);
217  }  }
218    
219  void  void
# Line 207  DataConstant::trace(DataAbstract* ev, in Line 223  DataConstant::trace(DataAbstract* ev, in
223    if (temp_ev==0) {    if (temp_ev==0) {
224      throw DataException("Error - DataConstant::trace: casting to DataConstant failed (propably a programming error).");      throw DataException("Error - DataConstant::trace: casting to DataConstant failed (propably a programming error).");
225    }    }
226    DataArrayView& thisView=getPointDataView();  /*  DataArrayView& thisView=getPointDataView();
227    DataArrayView& evView=ev->getPointDataView();    DataArrayView& evView=ev->getPointDataView();*/
228    DataArrayView::trace(thisView,0,evView,0,axis_offset);    ValueType& evVec=temp_ev->getVector();
229      const ShapeType& evShape=temp_ev->getShape();
230      DataMaths::trace(m_data,getShape(),0,evVec,evShape,0,axis_offset);
231  }  }
232    
233  void  void
# Line 219  DataConstant::swapaxes(DataAbstract* ev, Line 237  DataConstant::swapaxes(DataAbstract* ev,
237    if (temp_ev==0) {    if (temp_ev==0) {
238      throw DataException("Error - DataConstant::swapaxes: casting to DataConstant failed (propably a programming error).");      throw DataException("Error - DataConstant::swapaxes: casting to DataConstant failed (propably a programming error).");
239    }    }
240    DataArrayView& thisView=getPointDataView();  //   DataArrayView& thisView=getPointDataView();
241    DataArrayView& evView=ev->getPointDataView();  //   DataArrayView& evView=ev->getPointDataView();
242    DataArrayView::swapaxes(thisView,0,evView,0,axis0,axis1);    DataMaths::swapaxes(m_data,getShape(),0,temp_ev->getVector(), temp_ev->getShape(),0,axis0,axis1);
243  }  }
244    
245  void  void
# Line 231  DataConstant::transpose(DataAbstract* ev Line 249  DataConstant::transpose(DataAbstract* ev
249    if (temp_ev==0) {    if (temp_ev==0) {
250      throw DataException("Error - DataConstant::transpose: casting to DataConstant failed (propably a programming error).");      throw DataException("Error - DataConstant::transpose: casting to DataConstant failed (propably a programming error).");
251    }    }
252    DataArrayView& thisView=getPointDataView();  /*  DataArrayView& thisView=getPointDataView();
253    DataArrayView& evView=ev->getPointDataView();    DataArrayView& evView=ev->getPointDataView();*/
254    DataArrayView::transpose(thisView,0,evView,0,axis_offset);    DataMaths::transpose(m_data, getShape(),0, temp_ev->getVector(),temp_ev->getShape(),0,axis_offset);
255  }  }
256    
257  void  void
# Line 243  DataConstant::eigenvalues(DataAbstract* Line 261  DataConstant::eigenvalues(DataAbstract*
261    if (temp_ev==0) {    if (temp_ev==0) {
262      throw DataException("Error - DataConstant::eigenvalues: casting to DataConstant failed (propably a programming error).");      throw DataException("Error - DataConstant::eigenvalues: casting to DataConstant failed (propably a programming error).");
263    }    }
264    DataArrayView& thisView=getPointDataView();  /*  DataArrayView& thisView=getPointDataView();
265    DataArrayView& evView=ev->getPointDataView();    DataArrayView& evView=ev->getPointDataView();*/
266    DataArrayView::eigenvalues(thisView,0,evView,0);    DataMaths::eigenvalues(m_data,getShape(),0,temp_ev->getVector(), temp_ev->getShape(),0);
267  }  }
268  void  void
269  DataConstant::eigenvalues_and_eigenvectors(DataAbstract* ev,DataAbstract* V,const double tol)  DataConstant::eigenvalues_and_eigenvectors(DataAbstract* ev,DataAbstract* V,const double tol)
# Line 258  DataConstant::eigenvalues_and_eigenvecto Line 276  DataConstant::eigenvalues_and_eigenvecto
276    if (temp_V==0) {    if (temp_V==0) {
277      throw DataException("Error - DataConstant::eigenvalues_and_eigenvectors: casting to DataConstant failed (propably a programming error).");      throw DataException("Error - DataConstant::eigenvalues_and_eigenvectors: casting to DataConstant failed (propably a programming error).");
278    }    }
279    DataArrayView thisView=getPointDataView();  //   DataArrayView thisView=getPointDataView();
280    DataArrayView evView=ev->getPointDataView();  //   DataArrayView evView=ev->getPointDataView();
281    DataArrayView VView=V->getPointDataView();  //   DataArrayView VView=V->getPointDataView();
282    
283    DataArrayView::eigenvalues_and_eigenvectors(thisView,0,evView,0,VView,0,tol);    DataMaths::eigenvalues_and_eigenvectors(m_data, getShape(),0,temp_ev->getVector(), temp_ev->getShape(),0,temp_V->getVector(), temp_V->getShape(),0,tol);
284  }  }
285    
286  void  void
287  DataConstant::setToZero()  DataConstant::setToZero()
288  {  {
289      DataArrayView::ValueType::size_type n=m_data.size();      DataTypes::ValueType::size_type n=m_data.size();
290      for (int i=0; i<n ;++i) m_data[i]=0.;      for (int i=0; i<n ;++i) m_data[i]=0.;
291  }  }
292    
# Line 276  void Line 294  void
294  DataConstant::dump(const std::string fileName) const  DataConstant::dump(const std::string fileName) const
295  {  {
296     #ifdef PASO_MPI     #ifdef PASO_MPI
297     throw DataException("Error - DataConstant:: dump is not implemented for MPI yet.")     throw DataException("Error - DataConstant:: dump is not implemented for MPI yet.");
298     #endif     #endif
299     #ifdef USE_NETCD     #ifdef USE_NETCDF
300     const NcDim* ncdims[DataArrayView::maxRank];     const NcDim* ncdims[DataTypes::maxRank];
301     NcVar* var;     NcVar* var;
302     int rank = getPointDataView().getRank();     int rank = getRank();
303     int type=  getFunctionSpace().getTypeCode();     int type=  getFunctionSpace().getTypeCode();
304     int ndims =0;     int ndims =0;
305     long dims[DataArrayView::maxRank];     long dims[DataTypes::maxRank];
306     const double* d_ptr=&(m_data[0]);     const double* d_ptr=&(m_data[0]);
307     DataArrayView::ShapeType shape = getPointDataView().getShape();     DataTypes::ShapeType shape = getShape();
308      
309     // netCDF error handler     // netCDF error handler
310     NcError err(NcError::verbose_nonfatal);     NcError err(NcError::verbose_nonfatal);
311     // Create the file.     // Create the file.
312     NcFile dataFile(fileName.c_str(), NcFile::Replace);     NcFile dataFile(fileName.c_str(), NcFile::Replace);
313     // check if writing was successful     // check if writing was successful
314     if (!dataFile.is_valid())     if (!dataFile.is_valid())
315      throw DataException("Error - DataConstant:: opening of netCDF file for output failed.");      throw DataException("Error - DataConstant:: opening of netCDF file for output failed.");
316     if (!dataFile.add_att("type_id",0) )     if (!dataFile.add_att("type_id",0) )
317      throw DataException("Error - DataConstant:: appending data type to netCDF file failed.");      throw DataException("Error - DataConstant:: appending data type to netCDF file failed.");
318     if (!dataFile.add_att("rank",rank) )     if (!dataFile.add_att("rank",rank) )
319      throw DataException("Error - DataConstant:: appending rank attribute to netCDF file failed.");      throw DataException("Error - DataConstant:: appending rank attribute to netCDF file failed.");
320     if (!dataFile.add_att("function_space_type",type))     if (!dataFile.add_att("function_space_type",type))
321      throw DataException("Error - DataConstant:: appending function space attribute to netCDF file failed.");      throw DataException("Error - DataConstant:: appending function space attribute to netCDF file failed.");
322    
323     if (rank == 0) {     if (rank == 0) {
324        if( ! (ncdims[0] = dataFile.add_dim("l", 1)) )        if( ! (ncdims[0] = dataFile.add_dim("l", 1)) )
325          throw DataException("Error - DataConstant:: appending ncdimsion 0 to netCDF file failed.");          throw DataException("Error - DataConstant:: appending ncdimension 0 to netCDF file failed.");
326        dims[0]=1,        dims[0]=1,
327        ndims=1;        ndims=1;
328     } else {     } else {
329         ndims=rank;         ndims=rank;
330         dims[0]=shape[0];         dims[0]=shape[0];
331         if (! (ncdims[0] = dataFile.add_dim("d0",shape[0])) )         if (! (ncdims[0] = dataFile.add_dim("d0",shape[0])) )
332          throw DataException("Error - DataConstant:: appending ncdimsion 0 to netCDF file failed.");          throw DataException("Error - DataConstant:: appending ncdimension 0 to netCDF file failed.");
333         if ( rank >1 ) {         if ( rank >1 ) {
334             dims[1]=shape[1];             dims[1]=shape[1];
335             if (! (ncdims[1] = dataFile.add_dim("d1",shape[1])) )             if (! (ncdims[1] = dataFile.add_dim("d1",shape[1])) )
336          throw DataException("Error - DataConstant:: appending ncdimsion 1 to netCDF file failed.");          throw DataException("Error - DataConstant:: appending ncdimension 1 to netCDF file failed.");
337         }         }
338         if ( rank >2 ) {         if ( rank >2 ) {
339             dims[2]=shape[2];             dims[2]=shape[2];
340             if (! (ncdims[2] = dataFile.add_dim("d2", shape[2])) )             if (! (ncdims[2] = dataFile.add_dim("d2", shape[2])) )
341          throw DataException("Error - DataConstant:: appending ncdimsion 2 to netCDF file failed.");          throw DataException("Error - DataConstant:: appending ncdimension 2 to netCDF file failed.");
342         }         }
343         if ( rank >3 ) {         if ( rank >3 ) {
344             dims[3]=shape[3];             dims[3]=shape[3];
345             if (! (ncdims[3] = dataFile.add_dim("d3", shape[3])) )             if (! (ncdims[3] = dataFile.add_dim("d3", shape[3])) )
346          throw DataException("Error - DataConstant:: appending ncdimsion 3 to netCDF file failed.");          throw DataException("Error - DataConstant:: appending ncdimension 3 to netCDF file failed.");
347         }         }
348     }     }
349      
350     if (! ( var = dataFile.add_var("data", ncDouble, ndims, ncdims)) )     if (! ( var = dataFile.add_var("data", ncDouble, ndims, ncdims)) )
351      throw DataException("Error - DataConstant:: appending variable to netCDF file failed.");      throw DataException("Error - DataConstant:: appending variable to netCDF file failed.");
352     if (! (var->put(d_ptr,dims)) )     if (! (var->put(d_ptr,dims)) )
353           throw DataException("Error - DataConstant:: copy data to netCDF buffer failed.");           throw DataException("Error - DataConstant:: copy data to netCDF buffer failed.");
354     #else     #else
355     throw DataException("Error - DataConstant:: dump is not configured with netCDF. Please contact your installation manager.");     throw DataException("Error - DataConstant:: dump is not configured with netCDF. Please contact your installation manager.");
356     #endif     #endif

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