m_extract.h

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/* Copyright (C) 2008 Stefan Buehler <sbuehler@ltu.se>
                      Oliver Lemke <olemke@core-dump.info>
 
   This program is free software; you can redistribute it and/or modify it
   under the terms of the GNU General Public License as published by the
   Free Software Foundation; either version 2, or (at your option) any
   later version.
 
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
 
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
   USA. */
 
#ifndef m_extract_h
#define m_extract_h
 
#include "array.h"
#include "exceptions.h"
#include "matpackV.h"
#include "gridded_fields.h"
 
/* Workspace method: Doxygen documentation will be auto-generated */
template <typename T>
void Extract(
      // WS Generic Output:
      T&               e,
      // WS Input:
      // WS Generic Input:
      const Array<T>&  arr,
      const Index&     index,
      const Verbosity&)
{
  if( index >= arr.nelem() )
    {
      ostringstream os;
      os << "The index " << index 
         << " is outside the range of the array.";
      throw runtime_error( os.str() );
 
    }
 
  e = arr[index];
}
 
 
/* Workspace method: Doxygen documentation will be auto-generated */
void ArrayOfIndexExtractFromArrayOfArrayOfIndex(
      // WS Generic Output:
      ArrayOfIndex&          aoi,
      // WS Input:
      // WS Generic Input:
      const ArrayOfArrayOfIndex&   aoaoi,
      const Index&     index,
      const Verbosity&)
{
  if( index >= aoaoi.nelem() )
    {
      ostringstream os;
      os << "The index " << index 
         << " is outside the range of the Array.";
      throw runtime_error( os.str() );
 
    }
 
  aoi.resize( aoaoi[index].nelem() );
  aoi = aoaoi[index];
}
 
 
/* Workspace method: Doxygen documentation will be auto-generated */
void Extract(
      // WS Generic Output:
      Numeric&         n,
      // WS Input:
      // WS Generic Input:
      const Vector&    v,
      const Index&     index,
      const Verbosity&)
{
  if( index >= v.nelem() )
    {
      ostringstream os;
      os << "The index " << index 
         << " is outside the range of the Vector.";
      throw runtime_error( os.str() );
 
    }
 
  n = v[ index ];
}
 
 
/* Workspace method: Doxygen documentation will be auto-generated */
void Extract(
      // WS Generic Output:
      Matrix&         m,
      // WS Input:
      // WS Generic Input:
      const Tensor3&  t3,
      const Index&    index,
      const Verbosity&)
{
  if( index >= t3.npages() )
    {
      ostringstream os;
      os << "The index " << index 
         << " is outside the page range of the Tensor3.";
      throw runtime_error( os.str() );
 
    }
 
  m = t3( index, joker, joker );
}
 
 
/* Workspace method: Doxygen documentation will be auto-generated */
void Extract(
      // WS Generic Output:
      Tensor3&         t3,
      // WS Input:
      // WS Generic Input:
      const Tensor4&   t4,
      const Index&     index,
      const Verbosity&)
{
  if( index >= t4.nbooks() )
    {
      ostringstream os;
      os << "The index " << index 
         << " is outside the book range of the Tensor4.";
      throw runtime_error( os.str() );
 
    }
 
  t3.resize( t4.npages(), t4.nrows(), t4.ncols() );
  t3 = t4( index, joker, joker, joker );
}
 
 
/* Workspace method: Doxygen documentation will be auto-generated */
void Extract(
      // WS Generic Output:
      Tensor4&         t4,
      // WS Input:
      // WS Generic Input:
      const Tensor5&   t5,
      const Index&     index,
      const Verbosity&)
{
  if( index >= t5.nshelves() )
    {
      ostringstream os;
      os << "The index " << index 
         << "is outside the shelf range of the Tensor5.";
      throw runtime_error( os.str() );
 
    }
 
  t4.resize( t5.nbooks(), t5.npages(), t5.nrows(), t5.ncols() );
  t4 = t5( index, joker, joker, joker, joker );
}
 
 
/* Workspace method: Doxygen documentation will be auto-generated 
 
   Implementation largely copied from Patrick's MatrixExtractFromTensor3 method. 
 
   2007-10-26 Oliver Lemke */
void Extract(
      // WS Generic Output:
      ArrayOfGriddedField3&          agf,
      // WS Input:
      // WS Generic Input:
      const ArrayOfArrayOfGriddedField3&   aagf,
      const Index&     index,
      const Verbosity&)
{
  if( index >= aagf.nelem() )
    {
      ostringstream os;
      os << "The index " << index 
         << " is outside the range of the ArrayOfArrayOfGriddedField3.";
      throw runtime_error( os.str() );
 
    }
 
  agf.resize( aagf[index].nelem() );
  agf = aagf[index];
}
 
 
/* Workspace method: Doxygen documentation will be auto-generated 
 
   Implementation largely copied from MatrixExtractFromArrayOfMatrix.
 
   2007-11-26 Stefan Buehler */
void Extract(
      // WS Generic Output:
      GriddedField4&          m,
      // WS Input:
      // WS Generic Input:
      const ArrayOfGriddedField4&   agf4,
      const Index&     index,
      const Verbosity&)
{
  if( index >= agf4.nelem() )
    {
      ostringstream os;
      os << "The index " << index 
         << " is outside the range of The ArrayOfGriddedField4.";
      throw runtime_error( os.str() );
 
    }
 
  // I simply use the copy operator here, since I'm too lazy to go
  // through all members of the structure to resize them. That is not
  // necessary, since sizes are adjusted automatically.
  m = agf4[index];
}
 
 
 
 
#endif /* m_extract_h */