Line data Source code
1 : // EnergyPlus, Copyright (c) 1996-2025, The Board of Trustees of the University of Illinois,
2 : // The Regents of the University of California, through Lawrence Berkeley National Laboratory
3 : // (subject to receipt of any required approvals from the U.S. Dept. of Energy), Oak Ridge
4 : // National Laboratory, managed by UT-Battelle, Alliance for Sustainable Energy, LLC, and other
5 : // contributors. All rights reserved.
6 : //
7 : // NOTICE: This Software was developed under funding from the U.S. Department of Energy and the
8 : // U.S. Government consequently retains certain rights. As such, the U.S. Government has been
9 : // granted for itself and others acting on its behalf a paid-up, nonexclusive, irrevocable,
10 : // worldwide license in the Software to reproduce, distribute copies to the public, prepare
11 : // derivative works, and perform publicly and display publicly, and to permit others to do so.
12 : //
13 : // Redistribution and use in source and binary forms, with or without modification, are permitted
14 : // provided that the following conditions are met:
15 : //
16 : // (1) Redistributions of source code must retain the above copyright notice, this list of
17 : // conditions and the following disclaimer.
18 : //
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20 : // conditions and the following disclaimer in the documentation and/or other materials
21 : // provided with the distribution.
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23 : // (3) Neither the name of the University of California, Lawrence Berkeley National Laboratory,
24 : // the University of Illinois, U.S. Dept. of Energy nor the names of its contributors may be
25 : // used to endorse or promote products derived from this software without specific prior
26 : // written permission.
27 : //
28 : // (4) Use of EnergyPlus(TM) Name. If Licensee (i) distributes the software in stand-alone form
29 : // without changes from the version obtained under this License, or (ii) Licensee makes a
30 : // reference solely to the software portion of its product, Licensee must refer to the
31 : // software as "EnergyPlus version X" software, where "X" is the version number Licensee
32 : // obtained under this License and may not use a different name for the software. Except as
33 : // specifically required in this Section (4), Licensee shall not use in a company name, a
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46 : // POSSIBILITY OF SUCH DAMAGE.
47 :
48 : #include <EnergyPlus/Timer.hh>
49 :
50 : #include <fmt/format.h>
51 : #ifndef NDEBUG
52 : # include <stdexcept>
53 : #endif
54 :
55 : namespace EnergyPlus {
56 :
57 29 : void Timer::tick()
58 : {
59 29 : m_end = TimePointType{};
60 29 : m_start = ClockType::now();
61 29 : }
62 :
63 33 : void Timer::tock()
64 : {
65 : #ifndef NDEBUG
66 33 : if (m_start == TimePointType{}) {
67 1 : throw std::runtime_error("Timer was not started");
68 : }
69 : #endif
70 32 : m_end = ClockType::now();
71 32 : m_duration = m_duration + std::chrono::duration_cast<DurationType>(m_end - m_start);
72 32 : }
73 :
74 40 : Timer::DurationType Timer::duration() const
75 : {
76 : #ifndef NDEBUG
77 40 : if (m_end == TimePointType{}) {
78 1 : throw std::runtime_error("Timer was not stopped");
79 : }
80 : #endif
81 39 : return m_duration;
82 : }
83 :
84 30 : std::string Timer::formatAsHourMinSecs() const
85 : {
86 : // We're working with ms as base.
87 : // TODO: do we want to report elapsed time of 25 hours as 1 day 1hr 0min 0sec or 25hr 0min 0sec?
88 : // constexpr auto num_ms_in_day = 1000 * 3600 * 24;
89 : // if (duration().count() > num_ms_in_day) {
90 : // return fmt::format("{:.2%j days %Hhr %Mmin %Ssec}\n", duration());
91 : // } else {
92 : // return fmt::format("{:%Hhr %Mmin %Ssec}\n", duration());
93 : // }
94 30 : auto count = duration().count();
95 30 : auto Hours = count / 3600000;
96 30 : count -= Hours * 3600000;
97 :
98 30 : auto Minutes = count / 60000;
99 30 : count -= Minutes * 60000;
100 30 : double Seconds = count / 1000.0;
101 30 : if (Seconds < 0.0) {
102 0 : Seconds = 0.0;
103 : }
104 30 : return fmt::format("{:02}hr {:02}min {:5.2F}sec", Hours, Minutes, Seconds);
105 : }
106 :
107 4 : Real64 Timer::elapsedSeconds() const
108 : {
109 4 : return duration().count() / 1000.0;
110 : }
111 :
112 : } // namespace EnergyPlus
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