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| 1 /* | |
| 2 * Copyright 2015 Google Inc. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license that can be | |
| 5 * found in the LICENSE file. | |
| 6 */ | |
| 7 | |
| 8 #include "VisualLightweightBenchModule.h" | |
| 9 | |
| 10 #include "ProcStats.h" | |
| 11 #include "SkApplication.h" | |
| 12 #include "SkCanvas.h" | |
| 13 #include "SkCommandLineFlags.h" | |
| 14 #include "SkGraphics.h" | |
| 15 #include "SkGr.h" | |
| 16 #include "SkOSFile.h" | |
| 17 #include "SkStream.h" | |
| 18 #include "Stats.h" | |
| 19 #include "gl/GrGLInterface.h" | |
| 20 | |
| 21 // Between samples we reset context | |
| 22 // Between frames we swap buffers | |
| 23 DEFINE_bool2(verbose, v, false, "enable verbose output from the test driver."); | |
| 24 DEFINE_string(outResultsFile, "", "If given, write results here as JSON."); | |
| 25 DEFINE_string(key, "", | |
| 26 "Space-separated key/value pairs to add to JSON identifying this b
uilder."); | |
| 27 DEFINE_string(properties, "", | |
| 28 "Space-separated key/value pairs to add to JSON identifying this r
un."); | |
| 29 DEFINE_int32(samples, 10, "Number of times to time each skp."); | |
| 30 | |
| 31 static SkString humanize(double ms) { | |
| 32 if (FLAGS_verbose) { | |
| 33 return SkStringPrintf("%llu", (uint64_t)(ms*1e6)); | |
| 34 } | |
| 35 return HumanizeMs(ms); | |
| 36 } | |
| 37 | |
| 38 #define HUMANIZE(time) humanize(time).c_str() | |
| 39 | |
| 40 VisualLightweightBenchModule::VisualLightweightBenchModule(VisualBench* owner) | |
| 41 : INHERITED(owner) | |
| 42 , fCurrentSample(0) | |
| 43 , fResults(new ResultsWriter) { | |
| 44 // Print header | |
| 45 SkDebugf("curr/maxrss\tloops\tmin\tmedian\tmean\tmax\tstddev\t%-*s\tconfig\t
bench\n", | |
| 46 FLAGS_samples, "samples"); | |
| 47 | |
| 48 // setup json logging if required | |
| 49 if (!FLAGS_outResultsFile.isEmpty()) { | |
| 50 fResults.reset(new NanoJSONResultsWriter(FLAGS_outResultsFile[0])); | |
| 51 } | |
| 52 | |
| 53 if (1 == FLAGS_key.count() % 2) { | |
| 54 SkDebugf("ERROR: --key must be passed with an even number of arguments.\
n"); | |
| 55 } else { | |
| 56 for (int i = 1; i < FLAGS_key.count(); i += 2) { | |
| 57 fResults->key(FLAGS_key[i - 1], FLAGS_key[i]); | |
| 58 } | |
| 59 } | |
| 60 | |
| 61 if (1 == FLAGS_properties.count() % 2) { | |
| 62 SkDebugf("ERROR: --properties must be passed with an even number of argu
ments.\n"); | |
| 63 } else { | |
| 64 for (int i = 1; i < FLAGS_properties.count(); i += 2) { | |
| 65 fResults->property(FLAGS_properties[i - 1], FLAGS_properties[i]); | |
| 66 } | |
| 67 } | |
| 68 | |
| 69 // seed an initial record | |
| 70 fRecords.push_back(); | |
| 71 } | |
| 72 | |
| 73 void VisualLightweightBenchModule::renderFrame(SkCanvas* canvas, Benchmark* benc
hmark, int loops) { | |
| 74 benchmark->draw(loops, canvas); | |
| 75 canvas->flush(); | |
| 76 } | |
| 77 | |
| 78 void VisualLightweightBenchModule::printStats(Benchmark* benchmark, int loops) { | |
| 79 const SkTArray<double>& measurements = fRecords.back().fMeasurements; | |
| 80 const char* shortName = benchmark->getUniqueName(); | |
| 81 | |
| 82 // update log | |
| 83 // Note: We currently log only the minimum. It would be interesting to log
more information | |
| 84 SkString configName; | |
| 85 if (FLAGS_cpu) { | |
| 86 configName.append("cpu"); | |
| 87 } else if (FLAGS_nvpr) { | |
| 88 if (FLAGS_offscreen) { | |
| 89 configName.appendf("nvpr_%d", FLAGS_msaa); | |
| 90 } else { | |
| 91 configName.appendf("nvpr_msaa_%d", FLAGS_msaa); | |
| 92 } | |
| 93 } else if (FLAGS_msaa > 0) { | |
| 94 if (FLAGS_offscreen) { | |
| 95 configName.appendf("offscreen_msaa_%d", FLAGS_msaa); | |
| 96 } else { | |
| 97 configName.appendf("msaa_%d", FLAGS_msaa); | |
| 98 } | |
| 99 } else { | |
| 100 if (FLAGS_offscreen) { | |
| 101 configName.append("offscreen"); | |
| 102 } else { | |
| 103 configName.append("gpu"); | |
| 104 } | |
| 105 } | |
| 106 // Log bench name | |
| 107 fResults->bench(shortName, benchmark->getSize().fX, benchmark->getSize().fY)
; | |
| 108 | |
| 109 fResults->config(configName.c_str()); | |
| 110 fResults->configOption("name", shortName); | |
| 111 SkASSERT(measurements.count()); | |
| 112 Stats stats(measurements); | |
| 113 fResults->metric("min_ms", stats.min); | |
| 114 | |
| 115 // Print output | |
| 116 if (FLAGS_verbose) { | |
| 117 for (int i = 0; i < measurements.count(); i++) { | |
| 118 SkDebugf("%s ", HUMANIZE(measurements[i])); | |
| 119 } | |
| 120 SkDebugf("%s\n", shortName); | |
| 121 } else { | |
| 122 const double stdDevPercent = 100 * sqrt(stats.var) / stats.mean; | |
| 123 SkDebugf("%4d/%-4dMB\t%d\t%s\t%s\t%s\t%s\t%.0f%%\t%s\t%s\t%s\n", | |
| 124 sk_tools::getCurrResidentSetSizeMB(), | |
| 125 sk_tools::getMaxResidentSetSizeMB(), | |
| 126 loops, | |
| 127 HUMANIZE(stats.min), | |
| 128 HUMANIZE(stats.median), | |
| 129 HUMANIZE(stats.mean), | |
| 130 HUMANIZE(stats.max), | |
| 131 stdDevPercent, | |
| 132 stats.plot.c_str(), | |
| 133 configName.c_str(), | |
| 134 shortName); | |
| 135 } | |
| 136 } | |
| 137 | |
| 138 bool VisualLightweightBenchModule::timingFinished(Benchmark* benchmark, int loop
s, | |
| 139 double measurement) { | |
| 140 fRecords.back().fMeasurements.push_back(measurement); | |
| 141 if (++fCurrentSample > FLAGS_samples) { | |
| 142 this->printStats(benchmark, loops); | |
| 143 fRecords.push_back(); | |
| 144 fCurrentSample = 0; | |
| 145 return true; | |
| 146 } | |
| 147 return false; | |
| 148 } | |
| 149 | |
| 150 bool VisualLightweightBenchModule::onHandleChar(SkUnichar c) { | |
| 151 return true; | |
| 152 } | |
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