| 1 | /* |
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| 2 | Open Asset Import Library (assimp) |
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| 3 | ---------------------------------------------------------------------- |
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| 4 | |
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| 5 | Copyright (c) 2006-2019, assimp team |
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| 6 | |
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| 7 | |
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| 8 | All rights reserved. |
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| 9 | |
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| 10 | Redistribution and use of this software in source and binary forms, |
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| 11 | with or without modification, are permitted provided that the |
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| 12 | following conditions are met: |
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| 13 | |
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| 14 | * Redistributions of source code must retain the above |
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| 15 | copyright notice, this list of conditions and the |
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| 16 | following disclaimer. |
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| 17 | |
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| 18 | * Redistributions in binary form must reproduce the above |
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| 19 | copyright notice, this list of conditions and the |
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| 20 | following disclaimer in the documentation and/or other |
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| 21 | materials provided with the distribution. |
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| 22 | |
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| 23 | * Neither the name of the assimp team, nor the names of its |
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| 24 | contributors may be used to endorse or promote products |
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| 25 | derived from this software without specific prior |
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| 26 | written permission of the assimp team. |
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| 27 | |
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| 28 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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| 29 | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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| 30 | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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| 31 | A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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| 32 | OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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| 33 | SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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| 34 | LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 35 | DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 36 | THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 37 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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| 38 | OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 39 | |
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| 40 | ---------------------------------------------------------------------- |
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| 41 | */ |
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| 42 | |
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| 43 | /** @file Profiler.h |
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| 44 | * @brief Utility to measure the respective runtime of each import step |
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| 45 | */ |
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| 46 | #ifndef INCLUDED_PROFILER_H |
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| 47 | #define INCLUDED_PROFILER_H |
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| 48 | |
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| 49 | #include <chrono> |
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| 50 | #include <assimp/DefaultLogger.hpp> |
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| 51 | #include "TinyFormatter.h" |
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| 52 | |
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| 53 | #include <map> |
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| 54 | |
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| 55 | namespace Assimp { |
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| 56 | namespace Profiling { |
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| 57 | |
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| 58 | using namespace Formatter; |
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| 59 | |
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| 60 | // ------------------------------------------------------------------------------------------------ |
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| 61 | /** Simple wrapper around boost::timer to simplify reporting. Timings are automatically |
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| 62 | * dumped to the log file. |
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| 63 | */ |
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| 64 | class Profiler { |
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| 65 | public: |
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| 66 | Profiler() { |
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| 67 | // empty |
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| 68 | } |
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| 69 | |
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| 70 | public: |
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| 71 | |
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| 72 | /** Start a named timer */ |
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| 73 | void BeginRegion(const std::string& region) { |
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| 74 | regions[region] = std::chrono::system_clock::now(); |
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| 75 | ASSIMP_LOG_DEBUG((format("START `" ),region,"`" )); |
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| 76 | } |
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| 77 | |
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| 78 | |
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| 79 | /** End a specific named timer and write its end time to the log */ |
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| 80 | void EndRegion(const std::string& region) { |
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| 81 | RegionMap::const_iterator it = regions.find(x: region); |
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| 82 | if (it == regions.end()) { |
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| 83 | return; |
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| 84 | } |
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| 85 | |
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| 86 | std::chrono::duration<double> elapsedSeconds = std::chrono::system_clock::now() - regions[region]; |
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| 87 | ASSIMP_LOG_DEBUG((format("END `" ),region,"`, dt= " , elapsedSeconds.count()," s" )); |
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| 88 | } |
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| 89 | |
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| 90 | private: |
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| 91 | typedef std::map<std::string,std::chrono::time_point<std::chrono::system_clock>> RegionMap; |
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| 92 | RegionMap regions; |
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| 93 | }; |
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| 94 | |
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| 95 | } |
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| 96 | } |
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| 97 | |
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| 98 | #endif |
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| 99 | |
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| 100 | |
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