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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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