fRowVector.h

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////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 1994-2025 The Octave Project Developers
//
// See the file COPYRIGHT.md in the top-level directory of this
// distribution or <https://octave.org/copyright/>.
//
// This file is part of Octave.
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// Octave is free software: you can redistribute it and/or modify it
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// the Free Software Foundation, either version 3 of the License, or
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// You should have received a copy of the GNU General Public License
// along with Octave; see the file COPYING.  If not, see
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////////////////////////////////////////////////////////////////////////
 
#if ! defined (octave_fRowVector_h)
#define octave_fRowVector_h 1
 
#include "octave-config.h"
 
#include "MArray.h"
#include "mx-defs.h"
 
class OCTAVE_API FloatRowVector : public MArray<float>
{
public:
 
  FloatRowVector () : MArray<float> (dim_vector (1, 0)) { }
 
  explicit FloatRowVector (octave_idx_type n)
    : MArray<float> (dim_vector (1, n)) { }
 
  explicit FloatRowVector (const dim_vector& dv)
    : MArray<float> (dv.as_row ()) { }
 
  FloatRowVector (octave_idx_type n, float val)
    : MArray<float> (dim_vector (1, n), val) { }
 
  FloatRowVector (const FloatRowVector& a) : MArray<float> (a) { }
 
  FloatRowVector (const MArray<float>& a) : MArray<float> (a.as_row ()) { }
 
  FloatRowVector (const Array<float>& a) : MArray<float> (a.as_row ()) { }
 
  FloatRowVector& operator = (const FloatRowVector& a)
  {
    MArray<float>::operator = (a);
    return *this;
  }
 
  ~FloatRowVector () = default;
 
  OCTAVE_API bool operator == (const FloatRowVector& a) const;
  OCTAVE_API bool operator != (const FloatRowVector& a) const;
 
  // destructive insert/delete/reorder operations
 
  OCTAVE_API FloatRowVector&
  insert (const FloatRowVector& a, octave_idx_type c);
 
  OCTAVE_API FloatRowVector& fill (float val);
  OCTAVE_API FloatRowVector&
  fill (float val, octave_idx_type c1, octave_idx_type c2);
 
  OCTAVE_API FloatRowVector append (const FloatRowVector& a) const;
 
  OCTAVE_API FloatColumnVector transpose () const;
 
  friend OCTAVE_API FloatRowVector real (const FloatComplexRowVector& a);
  friend OCTAVE_API FloatRowVector imag (const FloatComplexRowVector& a);
 
  // resize is the destructive equivalent for this one
 
  OCTAVE_API FloatRowVector
  extract (octave_idx_type c1, octave_idx_type c2) const;
 
  OCTAVE_API FloatRowVector
  extract_n (octave_idx_type c1, octave_idx_type n) const;
 
  // row vector by matrix -> row vector
 
  friend OCTAVE_API FloatRowVector
  operator * (const FloatRowVector& a, const FloatMatrix& b);
 
  // other operations
 
  OCTAVE_API float min () const;
  OCTAVE_API float max () const;
 
  // i/o
 
  friend OCTAVE_API std::ostream&
  operator << (std::ostream& os, const FloatRowVector& a);
  friend OCTAVE_API std::istream&
  operator >> (std::istream& is, FloatRowVector& a);
 
  void resize (octave_idx_type n, const float& rfv = 0)
  {
    Array<float>::resize (dim_vector (1, n), rfv);
  }
 
  void clear (octave_idx_type n)
  { Array<float>::clear (1, n); }
 
};
 
// row vector by column vector -> scalar
 
float OCTAVE_API operator * (const FloatRowVector& a,
                             const FloatColumnVector& b);
 
Complex OCTAVE_API operator * (const FloatRowVector& a,
                               const ComplexColumnVector& b);
 
// other operations
 
OCTAVE_API FloatRowVector linspace (float x1, float x2, octave_idx_type n);
 
MARRAY_FORWARD_DEFS (MArray, FloatRowVector, float)
 
#endif