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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) 2006-2012, assimp team
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6 All rights reserved.
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7
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8 Redistribution and use of this software in source and binary forms,
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9 with or without modification, are permitted provided that the
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10 following conditions are met:
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11
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12 * Redistributions of source code must retain the above
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13 copyright notice, this list of conditions and the
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14 following disclaimer.
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15
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16 * Redistributions in binary form must reproduce the above
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17 copyright notice, this list of conditions and the
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18 following disclaimer in the documentation and/or other
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19 materials provided with the distribution.
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20
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21 * Neither the name of the assimp team, nor the names of its
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22 contributors may be used to endorse or promote products
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23 derived from this software without specific prior
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24 written permission of the assimp team.
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25
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26 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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27 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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28 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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29 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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30 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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31 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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32 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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33 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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34 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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35 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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36 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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37
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38 ----------------------------------------------------------------------
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39 */
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40
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41 /** @file Profiler.h
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42 * @brief Utility to measure the respective runtime of each import step
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43 */
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44 #ifndef INCLUDED_PROFILER_H
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45 #define INCLUDED_PROFILER_H
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46
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47 #include "boost/timer.hpp"
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48
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49 #include "assimp/DefaultLogger.hpp"
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50 #include "TinyFormatter.h"
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51
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52 namespace Assimp {
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53 namespace Profiling {
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54
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55 using namespace Formatter;
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56
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57
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58 // ------------------------------------------------------------------------------------------------
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59 /** Simple wrapper around boost::timer to simplify reporting. Timings are automatically
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60 * dumped to the log file.
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61 */
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62 class Profiler
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63 {
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64
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65 public:
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66
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67 Profiler() {}
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68
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69 public:
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70
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71 /** Start a named timer */
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72 void BeginRegion(const std::string& region) {
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73 regions[region] = boost::timer();
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74 DefaultLogger::get()->debug((format("START `"),region,"`"));
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75 }
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76
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77
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78 /** End a specific named timer and write its end time to the log */
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79 void EndRegion(const std::string& region) {
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80 RegionMap::const_iterator it = regions.find(region);
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81 if (it == regions.end()) {
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82 return;
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83 }
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84
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85 DefaultLogger::get()->debug((format("END `"),region,"`, dt= ",(*it).second.elapsed()," s"));
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86 }
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87
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88 private:
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89
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90 typedef std::map<std::string,boost::timer> RegionMap;
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91 RegionMap regions;
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92 };
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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 #endif
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