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#ifndef _theplu_yat_utility_basic_vector |
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#define _theplu_yat_utility_basic_vector |
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|
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// $Id$ |
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/* |
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Copyright (C) 2017 Peter Johansson |
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This file is part of the yat library, http://dev.thep.lu.se/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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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 <gsl/gsl_vector.h> |
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#include <cstddef> |
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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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/** |
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yat uses template expression to implement fast linear algebra |
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operators such as Vector and Matrix multiplication. |
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|
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This class defines the interface for a vector and is the base |
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class of both VectorBase and VectorExpression. Functions that |
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work on both usual VectorBase and on [temporary] VectorExpression |
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pass a BasicVector<T>. |
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|
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The class only defines the interface and does not implement |
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anything. All functions must be implemented by derived classes. |
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|
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\since new in yat 0.15 |
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*/ |
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template<class Derived> |
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class BasicVector |
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{ |
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public: |
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/** |
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Class that inherits from BasicVector |
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*/ |
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typedef Derived derived_type; |
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|
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/** |
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\brief access element \a i |
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*/ |
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double operator()(size_t i) const |
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{ return (*static_cast<const Derived*>(this))(i); } |
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|
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/** |
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\return a gsl vector pointer |
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*/ |
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const gsl_vector* gsl_vector_p(void) const |
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{ return static_cast<const Derived*>(this)->gsl_vector_p(); } |
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|
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/** |
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\return number of elements in vector |
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*/ |
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size_t size(void) const |
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{ return static_cast<const Derived*>(this)->size(); } |
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}; |
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|
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}}} // of namespace utility, yat, and theplu |
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|
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#endif |