/[escript]/trunk/escript/src/Data.h
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revision 876 by ksteube, Thu Oct 19 03:50:23 2006 UTC revision 1044 by gross, Mon Mar 19 07:29:31 2007 UTC
# Line 254  class Data { Line 254  class Data {
254    ESCRIPT_DLL_API    ESCRIPT_DLL_API
255    bool    bool
256    isProtected() const;    isProtected() const;
257    
258    /**    /**
259       \brief       \brief
260       Return the values of all data-points as a single python numarray object.       Return the values of a data point on this process
261    */    */
262    ESCRIPT_DLL_API    ESCRIPT_DLL_API
263    const boost::python::numeric::array    const boost::python::numeric::array
264    convertToNumArray();    getValueOfDataPoint(int dataPointNo);
265    
266    /**    /**
267       \brief       \brief
268       Return the values of all data-points for the given sample as a single python numarray object.       sets the values of a data-point from a python object on this process
269    */    */
270    ESCRIPT_DLL_API    ESCRIPT_DLL_API
271    const boost::python::numeric::array    void
272    convertToNumArrayFromSampleNo(int sampleNo);    setValueOfDataPointToPyObject(int dataPointNo, const boost::python::object& py_object);
273    
274    /**    /**
275       \brief       \brief
276       Return the value of the specified data-point as a single python numarray object.       sets the values of a data-point from a numarray object on this process
277    */    */
 #ifndef PASO_MPI    
   ESCRIPT_DLL_API  
   const boost::python::numeric::array  
   convertToNumArrayFromDPNo(int ProcNo,  
                                                         int sampleNo,  
                             int dataPointNo);  
 #else  
278    ESCRIPT_DLL_API    ESCRIPT_DLL_API
279    const boost::python::numeric::array    void
280    convertToNumArrayFromDPNo(int procNo,    setValueOfDataPointToArray(int dataPointNo, const boost::python::numeric::array&);
                 int sampleNo,  
                 int dataPointNo);  
 #endif  
   
281    
282    /**    /**
283       \brief       \brief
284       Fills the expanded Data object from values of a python numarray object.       sets the values of a data-point on this process
285    */    */
286    ESCRIPT_DLL_API    ESCRIPT_DLL_API
287    void    void
288    fillFromNumArray(const boost::python::numeric::array);    setValueOfDataPoint(int dataPointNo, const double);
289    
290      /**
291         \brief
292         Return the value of the specified data-point across all processors
293      */
294      ESCRIPT_DLL_API
295      const boost::python::numeric::array
296      getValueOfGlobalDataPoint(int procNo, int dataPointNo);
297    
298    /**    /**
299       \brief       \brief
# Line 455  class Data { Line 453  class Data {
453    
454    /**    /**
455       \brief       \brief
456         Return the number of data points
457      */
458      ESCRIPT_DLL_API
459      inline
460      int
461      getNumDataPoints() const
462      {
463        return getNumSamples() * getNumDataPointsPerSample();
464      }
465      /**
466         \brief
467       Return the number of samples.       Return the number of samples.
468    */    */
469    ESCRIPT_DLL_API    ESCRIPT_DLL_API
# Line 476  class Data { Line 485  class Data {
485    {    {
486      return m_data->getNumDPPSample();      return m_data->getNumDPPSample();
487    }    }
488      /**
489         \brief
490         dumps the object into a netCDF file
491      */
492      ESCRIPT_DLL_API
493      inline
494      void
495      dump(const std::string fileName) const
496      {
497        return m_data->dump(fileName);
498      }
499    
500    /**    /**
501       \brief       \brief
# Line 507  class Data { Line 527  class Data {
527    
528    /**    /**
529       \brief       \brief
      Assign the given value to the data-points referenced by the given  
      reference number.  
   
      The value supplied is a python numarray object.  The data from this numarray  
      is unpacked into a DataArray, and this is used to set the corresponding  
      data-points in the underlying Data object.  
   
      If the underlying Data object cannot be accessed via reference numbers, an  
      exception will be thrown.  
   
      \param ref - Input - reference number.  
      \param value - Input - value to assign to data-points associated with  
                             the given reference number.  
   */  
   ESCRIPT_DLL_API  
   void  
   setRefValue(int ref,  
               const boost::python::numeric::array& value);  
   
   /**  
      \brief  
      Return the values associated with the data-points referenced by the given  
      reference number.  
   
      The value supplied is a python numarray object. The data from the corresponding  
      data-points in this Data object are packed into the given numarray object.  
   
      If the underlying Data object cannot be accessed via reference numbers, an  
      exception will be thrown.  
   
      \param ref - Input - reference number.  
      \param value - Output - object to receive values from data-points  
                              associated with the given reference number.  
   */  
   ESCRIPT_DLL_API  
   void  
   getRefValue(int ref,  
               boost::python::numeric::array& value);  
   
   /**  
      \brief  
530       Return a view into the data for the data point specified.       Return a view into the data for the data point specified.
531       NOTE: Construction of the DataArrayView is a relatively expensive       NOTE: Construction of the DataArrayView is a relatively expensive
532       operation.       operation.
# Line 596  class Data { Line 575  class Data {
575    DataArrayView::ValueType::size_type    DataArrayView::ValueType::size_type
576    getLength() const;    getLength() const;
577    
578    
579    
580      /**
581         \brief
582         Assign the given value to the tag assocciated with name. Implicitly converts this
583         object to type DataTagged. Throws an exception if this object
584         cannot be converted to a DataTagged object or name cannot be mapped onto a tag key.
585         \param tagKey - Input - Integer key.
586         \param value - Input - Value to associate with given key.
587        ==>*
588      */
589      ESCRIPT_DLL_API
590      void
591      setTaggedValueByName(std::string name,
592                           const boost::python::object& value);
593    
594    /**    /**
595       \brief       \brief
596       Assign the given value to the tag. Implicitly converts this       Assign the given value to the tag. Implicitly converts this
# Line 802  class Data { Line 797  class Data {
797    */    */
798    ESCRIPT_DLL_API    ESCRIPT_DLL_API
799    const boost::python::tuple    const boost::python::tuple
800    mindp() const;    minGlobalDataPoint() const;
801    
802    ESCRIPT_DLL_API    ESCRIPT_DLL_API
803    void    void
804    calc_mindp(int& ProcNo,    calc_minGlobalDataPoint(int& ProcNo,  int& DataPointNo) const;
                         int& SampleNo,    
              int& DataPointNo) const;  
805    /**    /**
806       \brief       \brief
807       Return the sign of each data point of this Data object.       Return the sign of each data point of this Data object.
# Line 1429  Data::initialise(const IValueType& value Line 1422  Data::initialise(const IValueType& value
1422  inline double rpow(double x,double y)  inline double rpow(double x,double y)
1423  {  {
1424      return pow(y,x);      return pow(y,x);
1425  };  }
1426    
1427  /**  /**
1428    \brief    \brief

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