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CNDArray.h

解説を見る。

/*

Copyright (C) 2003 John W. Eaton

This file is part of Octave.

Octave 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.

Octave 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 Octave; see the file COPYING.  If not, write to the Free
Software Foundation, 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/

#if !defined (octave_ComplexNDArray_h)
#define octave_ComplexNDArray_h 1

#if defined (__GNUG__) && defined (USE_PRAGMA_INTERFACE_IMPLEMENTATION)
#pragma interface
#endif

#include "MArrayN.h"
#include "CMatrix.h"

#include "mx-defs.h"
#include "mx-op-defs.h"

class
ComplexNDArray : public MArrayN<Complex>
{
public:
  
  ComplexNDArray (void) : MArrayN<Complex> () { }

  ComplexNDArray (const dim_vector& dv) : MArrayN<Complex> (dv) { }

  ComplexNDArray (const dim_vector& dv, const Complex& val)
    : MArrayN<Complex> (dv, val) { }
  
  ComplexNDArray (const ComplexNDArray& a) : MArrayN<Complex> (a) { }

  ComplexNDArray (const ComplexMatrix& a) : MArrayN<Complex> (a) { }

  ComplexNDArray (const MArrayN<Complex>& a) : MArrayN<Complex> (a) { }

  ComplexNDArray& operator = (const ComplexNDArray& a)
    {
      MArrayN<Complex>::operator = (a);
      return *this;
    }

  // unary operations

  boolNDArray operator ! (void) const;

  // XXX FIXME XXX -- this is not quite the right thing.

  bool any_element_is_inf_or_nan (void) const;
  bool all_elements_are_real (void) const;
  bool all_integers (double& max_val, double& min_val) const;
  bool too_large_for_float (void) const;

  boolNDArray all (int dim = -1) const;
  boolNDArray any (int dim = -1) const;

  ComplexNDArray cumprod (int dim = -1) const;
  ComplexNDArray cumsum (int dim = -1) const;
  ComplexNDArray prod (int dim = -1) const;
  ComplexNDArray sum (int dim = -1) const;
  ComplexNDArray sumsq (int dim = -1) const;
  ComplexNDArray concat (const ComplexNDArray& rb, const Array<int>& ra_idx);
  ComplexNDArray concat (const NDArray& rb, const Array<int>& ra_idx);

  ComplexNDArray max (int dim = 0) const;
  ComplexNDArray max (ArrayN<int>& index, int dim = 0) const;
  ComplexNDArray min (int dim = 0) const;
  ComplexNDArray min (ArrayN<int>& index, int dim = 0) const;

  ComplexNDArray& insert (const NDArray& a, int r, int c);
  ComplexNDArray& insert (const ComplexNDArray& a, int r, int c);
  ComplexNDArray& insert (const ComplexNDArray& a, const Array<int>& ra_idx);
  
  NDArray abs (void) const;

  ComplexNDArray fourier (int dim = 1) const;
  ComplexNDArray ifourier (int dim = 1) const;

  ComplexNDArray fourier2d (void) const;
  ComplexNDArray ifourier2d (void) const;

  ComplexNDArray fourierNd (void) const;
  ComplexNDArray ifourierNd (void) const;

  ComplexMatrix matrix_value (void) const;

  ComplexNDArray squeeze (void) const { return MArrayN<Complex>::squeeze (); }

  static void increment_index (Array<int>& ra_idx,
                               const dim_vector& dimensions,
                               int start_dimension = 0);

  static int compute_index (Array<int>& ra_idx,
                            const dim_vector& dimensions);

  // i/o

  friend std::ostream& operator << (std::ostream& os, const ComplexNDArray& a);
  friend std::istream& operator >> (std::istream& is, ComplexNDArray& a);

  static Complex resize_fill_value (void) { return Complex (0.0, 0.0); }

  //  bool all_elements_are_real (void) const;
  //  bool all_integers (double& max_val, double& min_val) const;

private:

  ComplexNDArray (Complex *d, const dim_vector& dv)
    : MArrayN<Complex> (d, dv) { }
};

extern ComplexNDArray min (const Complex& c, const ComplexNDArray& m);
extern ComplexNDArray min (const ComplexNDArray& m, const Complex& c);
extern ComplexNDArray min (const ComplexNDArray& a, const ComplexNDArray& b);

extern ComplexNDArray max (const Complex& c, const ComplexNDArray& m);
extern ComplexNDArray max (const ComplexNDArray& m, const Complex& c);
extern ComplexNDArray max (const ComplexNDArray& a, const ComplexNDArray& b);

NDS_CMP_OP_DECLS (ComplexNDArray, Complex)
NDS_BOOL_OP_DECLS (ComplexNDArray, Complex)

SND_CMP_OP_DECLS (Complex, ComplexNDArray)
SND_BOOL_OP_DECLS (Complex, ComplexNDArray)

NDND_CMP_OP_DECLS (ComplexNDArray, ComplexNDArray)
NDND_BOOL_OP_DECLS (ComplexNDArray, ComplexNDArray)

MARRAY_FORWARD_DEFS (MArrayN, ComplexNDArray, Complex)

#endif

/*
;;; Local Variables: ***
;;; mode: C++ ***
;;; End: ***
*/

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