source: ThirdParty/vmg/src/base/has_tempgrids.hpp@ 33a694

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Last change on this file since 33a694 was 7faa5c, checked in by Frederik Heber <heber@…>, 8 years ago

Merge commit 'de061d9d851257a04e924d4472df4523d33bb08b' as 'ThirdParty/vmg'

  • Property mode set to 100644
File size: 2.1 KB
Line 
1/*
2 * vmg - a versatile multigrid solver
3 * Copyright (C) 2012 Institute for Numerical Simulation, University of Bonn
4 *
5 * vmg is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 *
10 * vmg is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 */
18
19/**
20 * @file has_tempgrids.hpp
21 * @author Julian Iseringhausen <isering@ins.uni-bonn.de>
22 * @date Tue Apr 5 21:00:56 2011
23 *
24 * @brief Provides an arbitrary number of temporary grids,
25 * accessible by an integer key.
26 *
27 */
28
29#ifndef HAS_TEMPGRIDS_HPP_
30#define HAS_TEMPGRIDS_HPP_
31
32#include <map>
33
34#include "grid/tempgrid.hpp"
35#include "mg.hpp"
36
37namespace VMG
38{
39
40class HasTempGrids
41{
42public:
43 virtual ~HasTempGrids()
44 {
45 for (std::map<int, TempGrid*>::iterator iter = grids_1.begin(); iter != grids_1.end(); ++iter)
46 delete iter->second;
47
48 for (std::map<const Grid*, TempGrid*>::iterator iter = grids_2.begin(); iter != grids_2.end(); ++iter)
49 delete iter->second;
50 }
51
52protected:
53 TempGrid* GetTempGrid(int key)
54 {
55 std::map<int, TempGrid*>::iterator iter = grids_1.find(key);
56
57 if (iter == grids_1.end())
58 iter = grids_1.insert(std::pair<int, TempGrid*>(key, new TempGrid())).first;
59
60 return iter->second;
61 }
62
63 TempGrid* GetTempGrid(const Grid* key)
64 {
65 std::map<const Grid*, TempGrid*>::iterator iter = grids_2.find(key);
66
67 if (iter == grids_2.end())
68 iter = grids_2.insert(std::pair<const Grid*, TempGrid*>(key, new TempGrid())).first;
69
70 return iter->second;
71 }
72
73private:
74 std::map<int, TempGrid*> grids_1;
75 std::map<const Grid*, TempGrid*> grids_2;
76};
77
78}
79
80#endif /* HAS_TEMPGRIDS_HPP_ */
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