tContext.hh - pism - [fork] customized build of PISM, the parallel ice sheet model (tillflux branch)
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tContext.hh (2466B)
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1 /* Copyright (C) 2014, 2015, 2016, 2019 PISM Authors
2 *
3 * This file is part of PISM.
4 *
5 * PISM is free software; you can redistribute it and/or modify it under the
6 * terms of the GNU General Public License as published by the Free Software
7 * Foundation; either version 3 of the License, or (at your option) any later
8 * version.
9 *
10 * PISM is distributed in the hope that it will be useful, but WITHOUT ANY
11 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
12 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
13 * details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with PISM; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
18 */
19
20 #ifndef _CONTEXT_H_
21 #define _CONTEXT_H_
22
23 #include <memory>
24 #include <string>
25
26 #include <mpi.h>
27
28 namespace pism {
29
30 namespace units {
31 class System;
32 }
33
34 class Config;
35 class EnthalpyConverter;
36 class Time;
37 class Profiling;
38 class Logger;
39
40 class Context {
41 public:
42 typedef std::shared_ptr<units::System> UnitsSystemPtr;
43 typedef std::shared_ptr<Config> ConfigPtr;
44 typedef std::shared_ptr<const Config> ConstConfigPtr;
45 typedef std::shared_ptr<EnthalpyConverter> EnthalpyConverterPtr;
46 typedef std::shared_ptr<Time> TimePtr;
47 typedef std::shared_ptr<const Time> ConstTimePtr;
48 typedef std::shared_ptr<Logger> LoggerPtr;
49 typedef std::shared_ptr<const Logger> ConstLoggerPtr;
50
51 typedef std::shared_ptr<Context> Ptr;
52 typedef std::shared_ptr<const Context> ConstPtr;
53
54 Context(MPI_Comm c, UnitsSystemPtr sys,
55 ConfigPtr conf, EnthalpyConverterPtr EC, TimePtr t,
56 LoggerPtr log,
57 const std::string &p);
58 ~Context();
59
60 MPI_Comm com() const;
61 int size() const;
62 int rank() const;
63 UnitsSystemPtr unit_system() const;
64 ConstConfigPtr config() const;
65 EnthalpyConverterPtr enthalpy_converter() const;
66 ConstTimePtr time() const;
67 const std::string& prefix() const;
68 const Profiling& profiling() const;
69
70 ConstLoggerPtr log() const;
71 LoggerPtr log();
72
73 ConfigPtr config();
74 TimePtr time();
75
76 int pio_iosys_id() const;
77 private:
78 class Impl;
79 Impl *m_impl;
80 // disable copying and assignments
81 Context(const Context& other);
82 Context & operator=(const Context &);
83 };
84
85 //! Create a default context using options.
86 Context::Ptr context_from_options(MPI_Comm com, const std::string &prefix);
87
88 } // end of namespace pism
89
90 #endif /* _CONTEXT_H_ */