49 lines
1.3 KiB
C++
49 lines
1.3 KiB
C++
// Copyright 2008-2016 Conrad Sanderson (http://conradsanderson.id.au)
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// Copyright 2008-2016 National ICT Australia (NICTA)
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// ------------------------------------------------------------------------
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//! \addtogroup wall_clock
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//! @{
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//! Class for measuring time intervals
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class wall_clock
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{
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public:
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inline wall_clock();
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inline ~wall_clock();
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inline void tic(); //!< start the timer
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inline arma_warn_unused double toc(); //!< return the number of seconds since the last call to tic()
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private:
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bool valid;
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#if defined(ARMA_USE_CXX11)
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std::chrono::steady_clock::time_point chrono_time1;
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#elif defined(ARMA_HAVE_GETTIMEOFDAY)
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struct timeval posix_time1;
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struct timeval posix_time2;
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#else
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std::clock_t time1;
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#endif
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};
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//! @}
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