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////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 1993-2025 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.
//
// 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 3 of the License, 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, see
// <https://www.gnu.org/licenses/>.
//
////////////////////////////////////////////////////////////////////////
#if ! defined (octave_MArray_h)
#define octave_MArray_h 1
#include "octave-config.h"
#include "Array.h"
#include "MArray-fwd.h"
#include "mx-inlines.cc"
template <typename T> OCTARRAY_API MArray<T>& operator += (MArray<T>&, const T&);
template <typename T> OCTARRAY_API MArray<T>& operator -= (MArray<T>&, const T&);
template <typename T> OCTARRAY_API MArray<T>& operator *= (MArray<T>&, const T&);
template <typename T> OCTARRAY_API MArray<T>& operator /= (MArray<T>&, const T&);
template <typename T> OCTARRAY_API MArray<T>& operator += (MArray<T>&, const MArray<T>&);
template <typename T> OCTARRAY_API MArray<T>& operator -= (MArray<T>&, const MArray<T>&);
template <typename T> OCTARRAY_API MArray<T>& product_eq (MArray<T>&, const MArray<T>&);
template <typename T> OCTARRAY_API MArray<T>& quotient_eq (MArray<T>&, const MArray<T>&);
template <typename T> OCTARRAY_API MArray<T> operator + (const MArray<T>&);
template <typename T> OCTARRAY_API MArray<T> operator - (const MArray<T>&);
template <typename T> OCTARRAY_API MArray<T> operator + (const MArray<T>&, const T&);
template <typename T> OCTARRAY_API MArray<T> operator - (const MArray<T>&, const T&);
template <typename T> OCTARRAY_API MArray<T> operator * (const MArray<T>&, const T&);
template <typename T> OCTARRAY_API MArray<T> operator / (const MArray<T>&, const T&);
template <typename T> OCTARRAY_API MArray<T> operator + (const T&, const MArray<T>&);
template <typename T> OCTARRAY_API MArray<T> operator - (const T&, const MArray<T>&);
template <typename T> OCTARRAY_API MArray<T> operator * (const T&, const MArray<T>&);
template <typename T> OCTARRAY_API MArray<T> operator / (const T&, const MArray<T>&);
template <typename T> OCTARRAY_API MArray<T> operator + (const MArray<T>&, const MArray<T>&);
template <typename T> OCTARRAY_API MArray<T> operator - (const MArray<T>&, const MArray<T>&);
template <typename T> OCTARRAY_API MArray<T> quotient (const MArray<T>&, const MArray<T>&);
template <typename T> OCTARRAY_API MArray<T> product (const MArray<T>&, const MArray<T>&);
//! Template for N-dimensional array classes with like-type math operators.
template <typename T>
class OCTARRAY_API MArray : public Array<T>
{
public:
MArray () : Array<T> () { }
explicit MArray (const dim_vector& dv)
: Array<T> (dv) { }
explicit MArray (const dim_vector& dv, const T& val)
: Array<T> (dv, val) { }
MArray (const MArray<T>& a) : Array<T> (a) { }
template <typename U>
MArray (const Array<U>& a) : Array<T> (a) { }
~MArray () = default;
MArray<T>& operator = (const MArray<T>& a)
{
Array<T>::operator = (a);
return *this;
}
MArray<T> reshape (const dim_vector& new_dims) const
{ return Array<T>::reshape (new_dims); }
MArray<T> permute (const Array<octave_idx_type>& vec,
bool inv = false) const
{ return Array<T>::permute (vec, inv); }
MArray<T> ipermute (const Array<octave_idx_type>& vec) const
{ return Array<T>::ipermute (vec); }
MArray squeeze () const { return Array<T>::squeeze (); }
MArray<T> transpose () const
{ return Array<T>::transpose (); }
MArray<T> hermitian (T (*fcn) (const T&) = nullptr) const
{ return Array<T>::hermitian (fcn); }
//! Performs indexed accumulative addition.
//@{
OCTARRAY_API void idx_add (const octave::idx_vector& idx, T val);
OCTARRAY_API void
idx_add (const octave::idx_vector& idx, const MArray<T>& vals);
//@}
OCTARRAY_API void
idx_min (const octave::idx_vector& idx, const MArray<T>& vals);
OCTARRAY_API void
idx_max (const octave::idx_vector& idx, const MArray<T>& vals);
OCTARRAY_API void
idx_add_nd (const octave::idx_vector& idx, const MArray<T>& vals,
int dim = -1);
OCTARRAY_API void changesign ();
private:
OCTARRAY_API static void instantiation_guard ();
};
// Define all the MArray forwarding functions for return type R and
// MArray element type T
#define MARRAY_FORWARD_DEFS(B, R, T) \
inline R operator += (R& x, const T& y) \
{ \
return R (operator += (dynamic_cast<B<T>&> (x), (y))); \
} \
inline R operator -= (R& x, const T& y) \
{ \
return R (operator -= (dynamic_cast<B<T>&> (x), (y))); \
} \
inline R operator *= (R& x, const T& y) \
{ \
return R (operator *= (dynamic_cast<B<T>&> (x), (y))); \
} \
inline R operator /= (R& x, const T& y) \
{ \
return R (operator /= (dynamic_cast<B<T>&> (x), (y))); \
} \
inline R operator += (R& x, const R& y) \
{ \
return R (operator += (dynamic_cast<B<T>&> (x), \
dynamic_cast<const B<T>&> (y))); \
} \
inline R operator -= (R& x, const R& y) \
{ \
return R (operator -= (dynamic_cast<B<T>&> (x), \
dynamic_cast<const B<T>&> (y))); \
} \
inline R product_eq (R& x, const R& y) \
{ \
return R (product_eq (dynamic_cast<B<T>&> (x), \
dynamic_cast<const B<T>&> (y))); \
} \
inline R quotient_eq (R& x, const R& y) \
{ \
return R (quotient_eq (dynamic_cast<B<T>&> (x), \
dynamic_cast<const B<T>&> (y))); \
} \
inline R operator + (const R& x) \
{ \
return R (operator + (dynamic_cast<const B<T>&> (x))); \
} \
inline R operator - (const R& x) \
{ \
return R (operator - (dynamic_cast<const B<T>&> (x))); \
} \
inline R operator + (const R& x, const T& y) \
{ \
return R (operator + (dynamic_cast<const B<T>&> (x), (y))); \
} \
inline R operator - (const R& x, const T& y) \
{ \
return R (operator - (dynamic_cast<const B<T>&> (x), (y))); \
} \
inline R operator * (const R& x, const T& y) \
{ \
return R (operator * (dynamic_cast<const B<T>&> (x), (y))); \
} \
inline R operator / (const R& x, const T& y) \
{ \
return R (operator / (dynamic_cast<const B<T>&> (x), (y))); \
} \
inline R operator + (const T& x, const R& y) \
{ \
return R (operator + ( (x), dynamic_cast<const B<T>&> (y))); \
} \
inline R operator - (const T& x, const R& y) \
{ \
return R (operator - ( (x), dynamic_cast<const B<T>&> (y))); \
} \
inline R operator * (const T& x, const R& y) \
{ \
return R (operator * ( (x), dynamic_cast<const B<T>&> (y))); \
} \
inline R operator / (const T& x, const R& y) \
{ \
return R (operator / ( (x), dynamic_cast<const B<T>&> (y))); \
} \
inline R operator + (const R& x, const R& y) \
{ \
return R (operator + (dynamic_cast<const B<T>&> (x), \
dynamic_cast<const B<T>&> (y))); \
} \
inline R operator - (const R& x, const R& y) \
{ \
return R (operator - (dynamic_cast<const B<T>&> (x), \
dynamic_cast<const B<T>&> (y))); \
} \
inline R product (const R& x, const R& y) \
{ \
return R (product (dynamic_cast<const B<T>&> (x), \
dynamic_cast<const B<T>&> (y))); \
} \
inline R quotient (const R& x, const R& y) \
{ \
return R (quotient (dynamic_cast<const B<T>&> (x), \
dynamic_cast<const B<T>&> (y))); \
}
// Instantiate all the MArray friends for MArray element type T.
#define INSTANTIATE_MARRAY_FRIENDS(T, API) \
template API MArray<T>& operator += (MArray<T>&, const T&); \
template API MArray<T>& operator -= (MArray<T>&, const T&); \
template API MArray<T>& operator *= (MArray<T>&, const T&); \
template API MArray<T>& operator /= (MArray<T>&, const T&); \
template API MArray<T>& operator += (MArray<T>&, const MArray<T>&); \
template API MArray<T>& operator -= (MArray<T>&, const MArray<T>&); \
template API MArray<T>& product_eq (MArray<T>&, const MArray<T>&); \
template API MArray<T>& quotient_eq (MArray<T>&, const MArray<T>&); \
template API MArray<T> operator + (const MArray<T>&); \
template API MArray<T> operator - (const MArray<T>&); \
template API MArray<T> operator + (const MArray<T>&, const T&); \
template API MArray<T> operator - (const MArray<T>&, const T&); \
template API MArray<T> operator * (const MArray<T>&, const T&); \
template API MArray<T> operator / (const MArray<T>&, const T&); \
template API MArray<T> operator + (const T&, const MArray<T>&); \
template API MArray<T> operator - (const T&, const MArray<T>&); \
template API MArray<T> operator * (const T&, const MArray<T>&); \
template API MArray<T> operator / (const T&, const MArray<T>&); \
template API MArray<T> operator + (const MArray<T>&, const MArray<T>&); \
template API MArray<T> operator - (const MArray<T>&, const MArray<T>&); \
template API MArray<T> quotient (const MArray<T>&, const MArray<T>&); \
template API MArray<T> product (const MArray<T>&, const MArray<T>&);
// Instantiate all the MDiagArray2 friends for MDiagArray2 element type T.
#define INSTANTIATE_MDIAGARRAY2_FRIENDS(T, API) \
template API MDiagArray2<T> operator + (const MDiagArray2<T>&); \
template API MDiagArray2<T> operator - (const MDiagArray2<T>&); \
template API MDiagArray2<T> operator * (const MDiagArray2<T>&, const T&); \
template API MDiagArray2<T> operator / (const MDiagArray2<T>&, const T&); \
template API MDiagArray2<T> operator * (const T&, const MDiagArray2<T>&); \
template API MDiagArray2<T> operator + (const MDiagArray2<T>&, \
const MDiagArray2<T>&); \
template API MDiagArray2<T> operator - (const MDiagArray2<T>&, \
const MDiagArray2<T>&); \
template API MDiagArray2<T> product (const MDiagArray2<T>&, \
const MDiagArray2<T>&);
#endif
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