99 lines
3.1 KiB
C++
99 lines
3.1 KiB
C++
/*
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Open Asset Import Library (assimp)
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----------------------------------------------------------------------
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Copyright (c) 2006-2017, assimp team
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All rights reserved.
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Redistribution and use of this software in source and binary forms,
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with or without modification, are permitted provided that the
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following conditions are met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the
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following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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* Neither the name of the assimp team, nor the names of its
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contributors may be used to endorse or promote products
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derived from this software without specific prior
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written permission of the assimp team.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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----------------------------------------------------------------------
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*/
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/** @file Profiler.h
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* @brief Utility to measure the respective runtime of each import step
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*/
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#ifndef INCLUDED_PROFILER_H
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#define INCLUDED_PROFILER_H
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#include <chrono>
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#include <assimp/DefaultLogger.hpp>
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#include "TinyFormatter.h"
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#include <map>
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namespace Assimp {
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namespace Profiling {
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using namespace Formatter;
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// ------------------------------------------------------------------------------------------------
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/** Simple wrapper around boost::timer to simplify reporting. Timings are automatically
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* dumped to the log file.
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*/
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class Profiler {
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public:
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Profiler() {
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// empty
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}
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public:
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/** Start a named timer */
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void BeginRegion(const std::string& region) {
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regions[region] = std::chrono::system_clock::now();
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DefaultLogger::get()->debug((format("START `"),region,"`"));
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}
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/** End a specific named timer and write its end time to the log */
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void EndRegion(const std::string& region) {
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RegionMap::const_iterator it = regions.find(region);
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if (it == regions.end()) {
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return;
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}
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std::chrono::duration<double> elapsedSeconds = std::chrono::system_clock::now() - regions[region];
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DefaultLogger::get()->debug((format("END `"),region,"`, dt= ", elapsedSeconds.count()," s"));
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}
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private:
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typedef std::map<std::string,std::chrono::time_point<std::chrono::system_clock>> RegionMap;
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RegionMap regions;
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};
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}
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}
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#endif
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