/usr/include/openturns/OrthogonalDirection.hxx is in libopenturns-dev 0.15-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 | // -*- C++ -*-
/**
* @file OrthogonalDirection.hxx
* @brief
*
* (C) Copyright 2005-2011 EDF-EADS-Phimeca
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* @author: $LastChangedBy: schueller $
* @date: $LastChangedDate: 2011-04-11 12:32:27 +0200 (Mon, 11 Apr 2011) $
* Id: $Id: OrthogonalDirection.hxx 1866 2011-04-11 10:32:27Z schueller $
*/
#ifndef OPENTURNS_ORTHOGONALDIRECTION_HXX
#define OPENTURNS_ORTHOGONALDIRECTION_HXX
#include "SamplingStrategyImplementation.hxx"
#include "Indices.hxx"
#include "Matrix.hxx"
namespace OpenTURNS
{
namespace Uncertainty
{
namespace Algorithm
{
/**
* @class OrthogonalDirection
*/
class OrthogonalDirection :
public SamplingStrategyImplementation
{
CLASSNAME;
public:
typedef SamplingStrategyImplementation::NumericalSample NumericalSample;
typedef Base::Type::Indices Indices;
typedef Base::Type::Matrix Matrix;
/** Default constructor */
explicit OrthogonalDirection();
/** Constructor with parameters */
OrthogonalDirection(const UnsignedLong dimension,
const UnsignedLong size);
/** Virtual constructor */
virtual OrthogonalDirection * clone() const;
/** Generate a set of directions */
NumericalSample generate() const;
/** String converter */
String __repr__() const;
/** Generate a random realization of an orientation matrix in SO(dimension) uniformly distributed relatively to the Haar mesure of SO(dimension) */
Matrix getUniformOrientationRealization() const;
private:
/** Generate the next permutation of indices in-place in the size_ first elements */
void nextCombination(Indices & indices) const;
/** Add the 2^size linear combinations of columns of Q indicated in the
* size first elements of indices by affecting all the choices of sign
* to the coefficients of the linear combination */
void computePartialSample(const Indices & indices,
const Matrix & Q,
NumericalSample & result) const;
/** Size of the direction subset */
UnsignedLong size_;
} ; /* class OrthogonalDirection */
} /* namespace Algorithm */
} /* namespace Uncertainty */
} /* namespace OpenTURNS */
#endif /* OPENTURNS_ORTHOGONALDIRECTION_HXX */
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