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#ifndef _theplu_yat_utility_vector_mutable_ |
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#define _theplu_yat_utility_vector_mutable_ |
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|
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// $Id$ |
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|
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/* |
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Copyright (C) 2003 Daniel Dalevi, Peter Johansson |
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Copyright (C) 2004 Jari Häkkinen, Peter Johansson |
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Copyright (C) 2005 Jari Häkkinen, Peter Johansson, Markus Ringnér |
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Copyright (C) 2006 Jari Häkkinen |
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Copyright (C) 2007 Jari Häkkinen, Peter Johansson, Markus Ringnér |
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Copyright (C) 2008, 2009 Jari Häkkinen, Peter Johansson |
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Copyright (C) 2012, 2016, 2017 Peter Johansson |
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This file is part of the yat library, http://dev.thep.lu.se/trac/yat |
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|
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The yat library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU General Public License as |
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published by the Free Software Foundation; either version 3 of the |
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License, or (at your option) any later version. |
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|
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The yat library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with yat. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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|
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#include "VectorBase.h" |
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#include "VectorExpression.h" |
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#include "StrideIterator.h" |
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|
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#include <gsl/gsl_vector.h> |
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|
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#include <cstddef> // size_t |
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|
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namespace theplu { |
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namespace yat { |
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namespace utility { |
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|
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class matrix; |
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class Vector; |
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|
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/** |
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@brief This is the mutable interface to GSL vector. |
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|
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This class contains the mutable interface to vector classes. |
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|
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The non-mutable interface is inherited from VectorBase. When |
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dealing with const vectors, it is preferable to use the |
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VectorBase signature because this allows usage of VectorConstView |
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too. |
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*/ |
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class VectorMutable : public VectorBase |
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{ |
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public: |
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/** |
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reference type is double& |
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|
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\since New in yat 0.5 |
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*/ |
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typedef double& reference; |
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|
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/** |
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\brief mutable iterator |
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*/ |
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typedef StrideIterator<double*> iterator; |
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|
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/** |
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\brief default constructor |
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*/ |
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VectorMutable(void); |
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|
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/** |
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\brief Constructor. |
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*/ |
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VectorMutable(gsl_vector*); |
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|
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/** |
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\brief Constructor. |
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*/ |
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VectorMutable(const gsl_vector*); |
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|
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/** |
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The destructor. |
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*/ |
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virtual ~VectorMutable(void); |
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|
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/** |
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Set all elements to \a value. |
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*/ |
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void all(double value); |
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|
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/** |
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\return mutable iterator to start of VectorMutable |
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*/ |
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iterator begin(void); |
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|
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// to allow overload from base class |
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using VectorBase::begin; |
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|
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/** |
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\brief This function performs element-wise division, \f$ |
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this_i = this_i / other_i \; \forall i \f$. |
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|
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\throw GSL_error if dimensions mis-match. |
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*/ |
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void div(const VectorBase& other); |
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|
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/** |
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\return mutable iterator to end of VectorMutable |
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*/ |
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iterator end(void); |
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|
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// to allow overload from base class |
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using VectorBase::end; |
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|
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/** |
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@return A pointer to the internal GSL vector, |
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*/ |
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gsl_vector* gsl_vector_p(void); |
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|
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using VectorBase::gsl_vector_p; |
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|
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/** |
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Check if the vector object is a view (sub-vector) to another |
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vector. |
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|
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\return True if the object is a view, false othwerwise. |
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|
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*/ |
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virtual bool isview(void) const=0; |
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|
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/** |
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01 Feb 08 |
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\brief This function performs element-wise multiplication, \f$ |
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this_i = this_i * other_i \; \forall i \f$. |
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|
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\throw GSL_error if dimensions mis-match. |
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*/ |
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void mul(const VectorBase& other); |
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|
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/** |
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\brief Reverse the order of elements in the VectorMutable. |
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*/ |
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void reverse(void); |
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|
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/** |
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01 Feb 08 |
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\brief Exchange elements \a i and \a j. |
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*/ |
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01 Feb 08 |
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void swap(size_t i, size_t j); |
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|
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/** |
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18 Feb 07 |
jari |
\brief Element access operator. |
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|
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\return Reference to element \a i. |
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|
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\throw If GSL range checks are enabled in the underlying GSL |
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library a GSL_error exception is thrown if either index is out |
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01 Feb 08 |
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of range. |
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*/ |
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double& operator()(size_t i); |
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|
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// to allow overload from base class |
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using VectorBase::operator(); |
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|
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01 Feb 08 |
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/** |
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01 Feb 08 |
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\brief Addition and assign operator. VectorBase addition, \f$ |
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01 Feb 08 |
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this_i = this_i + other_i \; \forall i \f$. |
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01 Feb 08 |
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|
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\return A const reference to the resulting VectorMutable. |
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|
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\throw GSL_error if dimensions mis-match. |
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01 Feb 08 |
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*/ |
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const VectorMutable& operator+=(const VectorBase&); |
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|
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/** |
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peter |
\brief Addition and assign operator. |
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|
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\return A reference to the resulting VectorMutable. |
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182 |
*/ |
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template<class T> |
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27 Jan 17 |
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VectorMutable& operator+=(const VectorExpression<T>& rhs) |
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{ |
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*this = *this + rhs; |
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27 Jan 17 |
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return *this; |
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} |
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|
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27 Jan 17 |
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/** |
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01 Feb 08 |
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\brief Add a constant to a VectorBase, \f$ this_i = this_i + d \; |
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01 Feb 08 |
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\forall i \f$. |
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01 Feb 08 |
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193 |
|
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01 Feb 08 |
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\return A const reference to the resulting VectorBase. |
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01 Feb 08 |
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195 |
*/ |
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02 Feb 08 |
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196 |
const VectorMutable& operator+=(double d); |
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01 Feb 08 |
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|
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01 Feb 08 |
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198 |
/** |
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01 Feb 08 |
peter |
\brief Subtract and assign operator. VectorBase subtraction, \f$ |
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01 Feb 08 |
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this_i = this_i - other_i \; \forall i \f$. |
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01 Feb 08 |
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201 |
|
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01 Feb 08 |
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\return A const reference to the resulting VectorBase. |
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01 Feb 08 |
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203 |
|
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01 Feb 08 |
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\throw GSL_error if dimensions mis-match. |
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01 Feb 08 |
peter |
205 |
*/ |
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02 Feb 08 |
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206 |
const VectorMutable& operator-=(const VectorBase&); |
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01 Feb 08 |
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207 |
|
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01 Feb 08 |
peter |
208 |
/** |
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27 Jan 17 |
peter |
\brief Subtraction and assign operator. |
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27 Jan 17 |
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210 |
|
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27 Jan 17 |
peter |
\return A reference to the resulting VectorMutable. |
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27 Jan 17 |
peter |
212 |
*/ |
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27 Jan 17 |
peter |
213 |
template<class T> |
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27 Jan 17 |
peter |
214 |
VectorMutable& operator-=(const VectorExpression<T>& rhs) |
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27 Jan 17 |
peter |
215 |
{ |
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27 Jan 17 |
peter |
216 |
*this = *this - rhs; |
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27 Jan 17 |
peter |
217 |
return *this; |
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27 Jan 17 |
peter |
218 |
} |
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27 Jan 17 |
peter |
219 |
|
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27 Jan 17 |
peter |
220 |
/** |
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01 Feb 08 |
peter |
\brief Subtract a constant to a VectorBase, \f$ this_i = this_i - d |
1008 |
01 Feb 08 |
peter |
\; \forall i \f$. |
1008 |
01 Feb 08 |
peter |
223 |
|
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01 Feb 08 |
peter |
\return A const reference to the resulting VectorBase. |
1008 |
01 Feb 08 |
peter |
225 |
*/ |
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02 Feb 08 |
peter |
226 |
const VectorMutable& operator-=(double d); |
1008 |
01 Feb 08 |
peter |
227 |
|
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01 Feb 08 |
peter |
228 |
/** |
1008 |
01 Feb 08 |
peter |
\brief Multiply with scalar and assign operator, \f$ this_i = |
1008 |
01 Feb 08 |
peter |
this_i * d \; \forall i \f$. |
1008 |
01 Feb 08 |
peter |
231 |
|
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01 Feb 08 |
peter |
\return A const reference to the resulting VectorBase. |
1008 |
01 Feb 08 |
peter |
233 |
*/ |
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02 Feb 08 |
peter |
234 |
const VectorMutable& operator*=(double d); |
1008 |
01 Feb 08 |
peter |
235 |
|
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10 Feb 16 |
peter |
236 |
/** |
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10 Feb 16 |
peter |
\brief assignment |
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10 Feb 16 |
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238 |
|
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10 Feb 16 |
peter |
\since New in yat 0.14 |
3467 |
10 Feb 16 |
peter |
240 |
*/ |
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10 Feb 16 |
peter |
241 |
const VectorMutable& operator=(const VectorMutable&); |
3467 |
10 Feb 16 |
peter |
242 |
|
3467 |
10 Feb 16 |
peter |
243 |
/** |
3467 |
10 Feb 16 |
peter |
\brief assignment |
3467 |
10 Feb 16 |
peter |
245 |
|
3467 |
10 Feb 16 |
peter |
\since New in yat 0.14 |
3467 |
10 Feb 16 |
peter |
247 |
*/ |
3467 |
10 Feb 16 |
peter |
248 |
const VectorMutable& operator=(const VectorBase&); |
3467 |
10 Feb 16 |
peter |
249 |
|
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27 Jan 17 |
peter |
250 |
/** |
3605 |
27 Jan 17 |
peter |
\brief assignment from vector expression |
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27 Jan 17 |
peter |
252 |
|
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27 Jan 17 |
peter |
\since New in yat 0.15 |
3605 |
27 Jan 17 |
peter |
254 |
*/ |
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27 Jan 17 |
peter |
255 |
template<class T> |
3605 |
27 Jan 17 |
peter |
256 |
VectorMutable& operator=(const VectorExpression<T>& rhs) |
3605 |
27 Jan 17 |
peter |
257 |
{ |
3605 |
27 Jan 17 |
peter |
258 |
assign(rhs.gsl_vector_p()); |
3605 |
27 Jan 17 |
peter |
259 |
return *this; |
3605 |
27 Jan 17 |
peter |
260 |
} |
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27 Jan 17 |
peter |
261 |
|
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30 Nov 07 |
peter |
262 |
protected: |
1125 |
22 Feb 08 |
peter |
263 |
/** |
1125 |
22 Feb 08 |
peter |
pointer to underlying GSL vector. Should always point to same |
1125 |
22 Feb 08 |
peter |
gsl_vector as const_vec_ in base class does. This pointer should |
1125 |
22 Feb 08 |
peter |
by used for mutable operations. Do not use this in const |
1125 |
22 Feb 08 |
peter |
functions; use const_vec_ inherited from BaseVector. |
1125 |
22 Feb 08 |
peter |
268 |
*/ |
1008 |
01 Feb 08 |
peter |
269 |
gsl_vector* vec_; |
1008 |
01 Feb 08 |
peter |
270 |
|
1008 |
01 Feb 08 |
peter |
271 |
private: |
3467 |
10 Feb 16 |
peter |
272 |
virtual const VectorMutable& assign(const VectorBase& rhs)=0; |
3605 |
27 Jan 17 |
peter |
273 |
virtual const VectorMutable& assign(const gsl_vector* rhs)=0; |
420 |
02 Dec 05 |
jari |
274 |
}; |
12 |
19 Jun 03 |
daniel |
275 |
|
782 |
05 Mar 07 |
jari |
276 |
/** |
1046 |
06 Feb 08 |
peter |
Randomly shuffles the elements in VectorMutable \a invec |
1008 |
01 Feb 08 |
peter |
278 |
*/ |
2687 |
27 Feb 12 |
peter |
279 |
void shuffle(VectorMutable& invec); |
1008 |
01 Feb 08 |
peter |
280 |
|
1008 |
01 Feb 08 |
peter |
281 |
/** |
1125 |
22 Feb 08 |
peter |
Sort the elements in the VectorMutable \a vec |
1954 |
07 May 09 |
jari |
283 |
|
1954 |
07 May 09 |
jari |
NaNs are treated as infinity |
1008 |
01 Feb 08 |
peter |
285 |
*/ |
1125 |
22 Feb 08 |
peter |
286 |
void sort(VectorMutable& vec); |
1008 |
01 Feb 08 |
peter |
287 |
|
686 |
16 Oct 06 |
jari |
288 |
}}} // of namespace utility, yat, and theplu |
12 |
19 Jun 03 |
daniel |
289 |
|
420 |
02 Dec 05 |
jari |
290 |
#endif |