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MultiDimensionalIndexing.h
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1 //-----------------------------------------------------------------------bl-
2 //--------------------------------------------------------------------------
3 //
4 // QUESO - a library to support the Quantification of Uncertainty
5 // for Estimation, Simulation and Optimization
6 //
7 // Copyright (C) 2008-2017 The PECOS Development Team
8 //
9 // This library is free software; you can redistribute it and/or
10 // modify it under the terms of the Version 2.1 GNU Lesser General
11 // Public License as published by the Free Software Foundation.
12 //
13 // This library is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 // Lesser General Public License for more details.
17 //
18 // You should have received a copy of the GNU Lesser General Public
19 // License along with this library; if not, write to the Free Software
20 // Foundation, Inc. 51 Franklin Street, Fifth Floor,
21 // Boston, MA 02110-1301 USA
22 //
23 //-----------------------------------------------------------------------el-
24 
25 #ifndef UQ_MULTI_DIMENSIONAL_INDEXING_H
26 #define UQ_MULTI_DIMENSIONAL_INDEXING_H
27 
28 // C++
29 #include <vector>
30 
31 namespace QUESO
32 {
34  {
35  public:
36 
38 
40 
42 
48  static unsigned int coordToGlobal( const std::vector<unsigned int>& coord_indices,
49  const std::vector<unsigned int>& n_points );
50 
52 
54  static void globalToCoord( unsigned int global,
55  const std::vector<unsigned int>& n_points,
56  std::vector<unsigned int>& coord_indices );
57 
58  private:
59 
61 
65  static unsigned int compute_npoints_factor( const std::vector<unsigned int>& n_points,
66  unsigned int term );
67  };
68 
69 } // end namespace QUESO
70 
71 #endif // UQ_MULTI_DIMENSIONAL_INDEXING_H
static void globalToCoord(unsigned int global, const std::vector< unsigned int > &n_points, std::vector< unsigned int > &coord_indices)
Inverse of coordToGlobal map.
static unsigned int coordToGlobal(const std::vector< unsigned int > &coord_indices, const std::vector< unsigned int > &n_points)
Map coordinate indices to a singal global index.
static unsigned int compute_npoints_factor(const std::vector< unsigned int > &n_points, unsigned int term)
Helper function.

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