mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2014 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 | |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 8 | #include <ctype.h> |
| 9 | |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 10 | #include "Benchmark.h" |
| 11 | #include "CrashHandler.h" |
mtklein | 60317d0f | 2014-07-14 11:30:37 -0700 | [diff] [blame] | 12 | #include "ResultsWriter.h" |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 13 | #include "Stats.h" |
| 14 | #include "Timer.h" |
| 15 | |
| 16 | #include "SkCanvas.h" |
| 17 | #include "SkCommandLineFlags.h" |
| 18 | #include "SkForceLinking.h" |
| 19 | #include "SkGraphics.h" |
| 20 | #include "SkString.h" |
| 21 | #include "SkSurface.h" |
| 22 | |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 23 | #if SK_SUPPORT_GPU |
| 24 | #include "GrContextFactory.h" |
| 25 | GrContextFactory gGrFactory; |
| 26 | #endif |
| 27 | |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 28 | __SK_FORCE_IMAGE_DECODER_LINKING; |
| 29 | |
mtklein | a189ccd | 2014-07-14 12:28:47 -0700 | [diff] [blame] | 30 | #if SK_DEBUG |
| 31 | DEFINE_bool(runOnce, true, "Run each benchmark just once?"); |
| 32 | #else |
| 33 | DEFINE_bool(runOnce, false, "Run each benchmark just once?"); |
| 34 | #endif |
| 35 | |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 36 | DEFINE_int32(samples, 10, "Number of samples to measure for each bench."); |
| 37 | DEFINE_int32(overheadLoops, 100000, "Loops to estimate timer overhead."); |
| 38 | DEFINE_double(overheadGoal, 0.0001, |
| 39 | "Loop until timer overhead is at most this fraction of our measurments."); |
| 40 | DEFINE_string(match, "", "The usual filters on file names of benchmarks to measure."); |
| 41 | DEFINE_bool2(quiet, q, false, "Print only bench name and minimum sample."); |
| 42 | DEFINE_bool2(verbose, v, false, "Print all samples."); |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 43 | DEFINE_string(config, "nonrendering 8888 gpu", "Configs to measure. Options: " |
| 44 | "565 8888 gpu nonrendering debug nullgpu msaa4 msaa16 nvprmsaa4 nvprmsaa16 angle"); |
| 45 | DEFINE_double(gpuMs, 5, "Target bench time in millseconds for GPU."); |
| 46 | DEFINE_int32(gpuFrameLag, 5, "Overestimate of maximum number of frames GPU allows to lag."); |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 47 | |
mtklein | 40b32be | 2014-07-09 08:46:49 -0700 | [diff] [blame] | 48 | DEFINE_bool(cpu, true, "Master switch for CPU-bound work."); |
| 49 | DEFINE_bool(gpu, true, "Master switch for GPU-bound work."); |
| 50 | |
mtklein | 60317d0f | 2014-07-14 11:30:37 -0700 | [diff] [blame] | 51 | DEFINE_string(outResultsFile, "", "If given, write results here as JSON."); |
mtklein | 1e319f7 | 2014-07-15 08:27:06 -0700 | [diff] [blame] | 52 | DEFINE_bool(resetGpuContext, true, "Reset the GrContext before running each bench."); |
Mike Klein | e363136 | 2014-07-15 17:56:37 -0400 | [diff] [blame^] | 53 | DEFINE_int32(maxCalibrationAttempts, 3, |
| 54 | "Try up to this many times to guess loops for a bench, or skip the bench."); |
mtklein | 60317d0f | 2014-07-14 11:30:37 -0700 | [diff] [blame] | 55 | |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 56 | |
| 57 | static SkString humanize(double ms) { |
| 58 | if (ms > 1e+3) return SkStringPrintf("%.3gs", ms/1e3); |
| 59 | if (ms < 1e-3) return SkStringPrintf("%.3gns", ms*1e6); |
mtklein | 6238688 | 2014-07-15 10:30:31 -0700 | [diff] [blame] | 60 | #ifdef SK_BUILD_FOR_WIN |
| 61 | if (ms < 1) return SkStringPrintf("%.3gus", ms*1e3); |
| 62 | #else |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 63 | if (ms < 1) return SkStringPrintf("%.3gµs", ms*1e3); |
mtklein | 6238688 | 2014-07-15 10:30:31 -0700 | [diff] [blame] | 64 | #endif |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 65 | return SkStringPrintf("%.3gms", ms); |
| 66 | } |
| 67 | |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 68 | static double time(int loops, Benchmark* bench, SkCanvas* canvas, SkGLContextHelper* gl) { |
| 69 | WallTimer timer; |
| 70 | timer.start(); |
| 71 | if (bench) { |
| 72 | bench->draw(loops, canvas); |
| 73 | } |
| 74 | if (canvas) { |
| 75 | canvas->flush(); |
| 76 | } |
| 77 | #if SK_SUPPORT_GPU |
| 78 | if (gl) { |
| 79 | SK_GL(*gl, Flush()); |
| 80 | gl->swapBuffers(); |
| 81 | } |
| 82 | #endif |
| 83 | timer.end(); |
| 84 | return timer.fWall; |
| 85 | } |
| 86 | |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 87 | static double estimate_timer_overhead() { |
| 88 | double overhead = 0; |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 89 | for (int i = 0; i < FLAGS_overheadLoops; i++) { |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 90 | overhead += time(1, NULL, NULL, NULL); |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 91 | } |
| 92 | return overhead / FLAGS_overheadLoops; |
| 93 | } |
| 94 | |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 95 | static int cpu_bench(const double overhead, Benchmark* bench, SkCanvas* canvas, double* samples) { |
| 96 | // First figure out approximately how many loops of bench it takes to make overhead negligible. |
| 97 | double bench_plus_overhead; |
Mike Klein | e363136 | 2014-07-15 17:56:37 -0400 | [diff] [blame^] | 98 | int round = 0; |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 99 | do { |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 100 | bench_plus_overhead = time(1, bench, canvas, NULL); |
Mike Klein | e363136 | 2014-07-15 17:56:37 -0400 | [diff] [blame^] | 101 | if (++round == FLAGS_maxCalibrationAttempts) { |
| 102 | // At some point we have to just give up. |
| 103 | return 0; |
| 104 | } |
| 105 | } while (bench_plus_overhead < overhead); |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 106 | |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 107 | // Later we'll just start and stop the timer once but loop N times. |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 108 | // We'll pick N to make timer overhead negligible: |
| 109 | // |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 110 | // overhead |
| 111 | // ------------------------- < FLAGS_overheadGoal |
| 112 | // overhead + N * Bench Time |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 113 | // |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 114 | // where bench_plus_overhead ≈ overhead + Bench Time. |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 115 | // |
| 116 | // Doing some math, we get: |
| 117 | // |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 118 | // (overhead / FLAGS_overheadGoal) - overhead |
| 119 | // ------------------------------------------ < N |
| 120 | // bench_plus_overhead - overhead) |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 121 | // |
| 122 | // Luckily, this also works well in practice. :) |
| 123 | const double numer = overhead / FLAGS_overheadGoal - overhead; |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 124 | const double denom = bench_plus_overhead - overhead; |
mtklein | a189ccd | 2014-07-14 12:28:47 -0700 | [diff] [blame] | 125 | const int loops = FLAGS_runOnce ? 1 : (int)ceil(numer / denom); |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 126 | |
| 127 | for (int i = 0; i < FLAGS_samples; i++) { |
| 128 | samples[i] = time(loops, bench, canvas, NULL) / loops; |
| 129 | } |
| 130 | return loops; |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 131 | } |
| 132 | |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 133 | #if SK_SUPPORT_GPU |
| 134 | static int gpu_bench(SkGLContextHelper* gl, |
| 135 | Benchmark* bench, |
| 136 | SkCanvas* canvas, |
| 137 | double* samples) { |
| 138 | // Make sure we're done with whatever came before. |
mtklein | 9bc86ed | 2014-07-01 10:02:42 -0700 | [diff] [blame] | 139 | SK_GL(*gl, Finish()); |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 140 | |
| 141 | // First, figure out how many loops it'll take to get a frame up to FLAGS_gpuMs. |
| 142 | int loops = 1; |
mtklein | a189ccd | 2014-07-14 12:28:47 -0700 | [diff] [blame] | 143 | if (!FLAGS_runOnce) { |
| 144 | double elapsed = 0; |
| 145 | do { |
| 146 | loops *= 2; |
| 147 | // If the GPU lets frames lag at all, we need to make sure we're timing |
| 148 | // _this_ round, not still timing last round. We force this by looping |
| 149 | // more times than any reasonable GPU will allow frames to lag. |
| 150 | for (int i = 0; i < FLAGS_gpuFrameLag; i++) { |
| 151 | elapsed = time(loops, bench, canvas, gl); |
| 152 | } |
| 153 | } while (elapsed < FLAGS_gpuMs); |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 154 | |
mtklein | a189ccd | 2014-07-14 12:28:47 -0700 | [diff] [blame] | 155 | // We've overshot at least a little. Scale back linearly. |
| 156 | loops = (int)ceil(loops * FLAGS_gpuMs / elapsed); |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 157 | |
mtklein | a189ccd | 2014-07-14 12:28:47 -0700 | [diff] [blame] | 158 | // Might as well make sure we're not still timing our calibration. |
| 159 | SK_GL(*gl, Finish()); |
| 160 | } |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 161 | |
| 162 | // Pretty much the same deal as the calibration: do some warmup to make |
| 163 | // sure we're timing steady-state pipelined frames. |
| 164 | for (int i = 0; i < FLAGS_gpuFrameLag; i++) { |
| 165 | time(loops, bench, canvas, gl); |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 166 | } |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 167 | |
| 168 | // Now, actually do the timing! |
| 169 | for (int i = 0; i < FLAGS_samples; i++) { |
| 170 | samples[i] = time(loops, bench, canvas, gl) / loops; |
| 171 | } |
| 172 | return loops; |
| 173 | } |
| 174 | #endif |
| 175 | |
| 176 | static SkString to_lower(const char* str) { |
| 177 | SkString lower(str); |
| 178 | for (size_t i = 0; i < lower.size(); i++) { |
| 179 | lower[i] = tolower(lower[i]); |
| 180 | } |
| 181 | return lower; |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 182 | } |
| 183 | |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 184 | struct Target { |
| 185 | const char* config; |
| 186 | Benchmark::Backend backend; |
| 187 | SkAutoTDelete<SkSurface> surface; |
| 188 | #if SK_SUPPORT_GPU |
| 189 | SkGLContextHelper* gl; |
| 190 | #endif |
| 191 | }; |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 192 | |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 193 | // If bench is enabled for backend/config, returns a Target* for them, otherwise NULL. |
| 194 | static Target* is_enabled(Benchmark* bench, Benchmark::Backend backend, const char* config) { |
| 195 | if (!bench->isSuitableFor(backend)) { |
| 196 | return NULL; |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 197 | } |
| 198 | |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 199 | for (int i = 0; i < FLAGS_config.count(); i++) { |
| 200 | if (to_lower(FLAGS_config[i]).equals(config)) { |
| 201 | Target* target = new Target; |
| 202 | target->config = config; |
| 203 | target->backend = backend; |
| 204 | return target; |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 205 | } |
| 206 | } |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 207 | return NULL; |
| 208 | } |
| 209 | |
| 210 | // Append all targets that are suitable for bench. |
| 211 | static void create_targets(Benchmark* bench, SkTDArray<Target*>* targets) { |
| 212 | const int w = bench->getSize().fX, |
| 213 | h = bench->getSize().fY; |
| 214 | const SkImageInfo _8888 = { w, h, kN32_SkColorType, kPremul_SkAlphaType }, |
| 215 | _565 = { w, h, kRGB_565_SkColorType, kOpaque_SkAlphaType }; |
| 216 | |
| 217 | #define CPU_TARGET(config, backend, code) \ |
| 218 | if (Target* t = is_enabled(bench, Benchmark::backend, #config)) { \ |
| 219 | t->surface.reset(code); \ |
| 220 | targets->push(t); \ |
| 221 | } |
mtklein | 40b32be | 2014-07-09 08:46:49 -0700 | [diff] [blame] | 222 | if (FLAGS_cpu) { |
| 223 | CPU_TARGET(nonrendering, kNonRendering_Backend, NULL) |
| 224 | CPU_TARGET(8888, kRaster_Backend, SkSurface::NewRaster(_8888)) |
| 225 | CPU_TARGET(565, kRaster_Backend, SkSurface::NewRaster(_565)) |
| 226 | } |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 227 | |
| 228 | #if SK_SUPPORT_GPU |
mtklein | 1e319f7 | 2014-07-15 08:27:06 -0700 | [diff] [blame] | 229 | |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 230 | #define GPU_TARGET(config, ctxType, info, samples) \ |
| 231 | if (Target* t = is_enabled(bench, Benchmark::kGPU_Backend, #config)) { \ |
| 232 | t->surface.reset(SkSurface::NewRenderTarget(gGrFactory.get(ctxType), info, samples)); \ |
| 233 | t->gl = gGrFactory.getGLContext(ctxType); \ |
| 234 | targets->push(t); \ |
| 235 | } |
mtklein | 40b32be | 2014-07-09 08:46:49 -0700 | [diff] [blame] | 236 | if (FLAGS_gpu) { |
| 237 | GPU_TARGET(gpu, GrContextFactory::kNative_GLContextType, _8888, 0) |
| 238 | GPU_TARGET(msaa4, GrContextFactory::kNative_GLContextType, _8888, 4) |
| 239 | GPU_TARGET(msaa16, GrContextFactory::kNative_GLContextType, _8888, 16) |
| 240 | GPU_TARGET(nvprmsaa4, GrContextFactory::kNVPR_GLContextType, _8888, 4) |
| 241 | GPU_TARGET(nvprmsaa16, GrContextFactory::kNVPR_GLContextType, _8888, 16) |
| 242 | GPU_TARGET(debug, GrContextFactory::kDebug_GLContextType, _8888, 0) |
| 243 | GPU_TARGET(nullgpu, GrContextFactory::kNull_GLContextType, _8888, 0) |
| 244 | #if SK_ANGLE |
| 245 | GPU_TARGET(angle, GrContextFactory::kANGLE_GLContextType, _8888, 0) |
| 246 | #endif |
| 247 | } |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 248 | #endif |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 249 | } |
| 250 | |
mtklein | 60317d0f | 2014-07-14 11:30:37 -0700 | [diff] [blame] | 251 | static void fill_static_options(ResultsWriter* log) { |
| 252 | #if defined(SK_BUILD_FOR_WIN32) |
| 253 | log->option("system", "WIN32"); |
| 254 | #elif defined(SK_BUILD_FOR_MAC) |
| 255 | log->option("system", "MAC"); |
| 256 | #elif defined(SK_BUILD_FOR_ANDROID) |
| 257 | log->option("system", "ANDROID"); |
| 258 | #elif defined(SK_BUILD_FOR_UNIX) |
| 259 | log->option("system", "UNIX"); |
| 260 | #else |
| 261 | log->option("system", "other"); |
| 262 | #endif |
| 263 | #if defined(SK_DEBUG) |
| 264 | log->option("build", "DEBUG"); |
| 265 | #else |
| 266 | log->option("build", "RELEASE"); |
| 267 | #endif |
| 268 | } |
| 269 | |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 270 | int tool_main(int argc, char** argv); |
| 271 | int tool_main(int argc, char** argv) { |
| 272 | SetupCrashHandler(); |
| 273 | SkAutoGraphics ag; |
| 274 | SkCommandLineFlags::Parse(argc, argv); |
| 275 | |
mtklein | a189ccd | 2014-07-14 12:28:47 -0700 | [diff] [blame] | 276 | if (FLAGS_runOnce) { |
| 277 | FLAGS_samples = 1; |
| 278 | FLAGS_gpuFrameLag = 0; |
| 279 | } |
| 280 | |
mtklein | 60317d0f | 2014-07-14 11:30:37 -0700 | [diff] [blame] | 281 | MultiResultsWriter log; |
| 282 | SkAutoTDelete<JSONResultsWriter> json; |
| 283 | if (!FLAGS_outResultsFile.isEmpty()) { |
| 284 | json.reset(SkNEW(JSONResultsWriter(FLAGS_outResultsFile[0]))); |
| 285 | log.add(json.get()); |
| 286 | } |
| 287 | CallEnd<MultiResultsWriter> ender(log); |
| 288 | fill_static_options(&log); |
| 289 | |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 290 | const double overhead = estimate_timer_overhead(); |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 291 | SkAutoTMalloc<double> samples(FLAGS_samples); |
| 292 | |
mtklein | a189ccd | 2014-07-14 12:28:47 -0700 | [diff] [blame] | 293 | if (FLAGS_runOnce) { |
| 294 | SkDebugf("--runOnce is true; times would only be misleading so we won't print them.\n"); |
| 295 | } else if (FLAGS_verbose) { |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 296 | // No header. |
| 297 | } else if (FLAGS_quiet) { |
mtklein | 40b32be | 2014-07-09 08:46:49 -0700 | [diff] [blame] | 298 | SkDebugf("median\tbench\tconfig\n"); |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 299 | } else { |
mtklein | 5d9d10e | 2014-07-11 11:57:07 -0700 | [diff] [blame] | 300 | SkDebugf("loops\tmin\tmedian\tmean\tmax\tstddev\tsamples\tconfig\tbench\n"); |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 301 | } |
| 302 | |
| 303 | for (const BenchRegistry* r = BenchRegistry::Head(); r != NULL; r = r->next()) { |
| 304 | SkAutoTDelete<Benchmark> bench(r->factory()(NULL)); |
| 305 | if (SkCommandLineFlags::ShouldSkip(FLAGS_match, bench->getName())) { |
| 306 | continue; |
| 307 | } |
mtklein | 60317d0f | 2014-07-14 11:30:37 -0700 | [diff] [blame] | 308 | log.bench(bench->getName(), bench->getSize().fX, bench->getSize().fY); |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 309 | |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 310 | SkTDArray<Target*> targets; |
| 311 | create_targets(bench.get(), &targets); |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 312 | |
| 313 | bench->preDraw(); |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 314 | for (int j = 0; j < targets.count(); j++) { |
| 315 | SkCanvas* canvas = targets[j]->surface.get() ? targets[j]->surface->getCanvas() : NULL; |
Mike Klein | e363136 | 2014-07-15 17:56:37 -0400 | [diff] [blame^] | 316 | const char* config = targets[j]->config; |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 317 | |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 318 | const int loops = |
| 319 | #if SK_SUPPORT_GPU |
| 320 | Benchmark::kGPU_Backend == targets[j]->backend |
| 321 | ? gpu_bench(targets[j]->gl, bench.get(), canvas, samples.get()) |
| 322 | : |
| 323 | #endif |
| 324 | cpu_bench( overhead, bench.get(), canvas, samples.get()); |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 325 | |
Mike Klein | e363136 | 2014-07-15 17:56:37 -0400 | [diff] [blame^] | 326 | if (loops == 0) { |
| 327 | SkDebugf("Unable to time %s\t%s (overhead %s)\n", |
| 328 | bench->getName(), config, humanize(overhead).c_str()); |
| 329 | continue; |
| 330 | } |
| 331 | |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 332 | Stats stats(samples.get(), FLAGS_samples); |
mtklein | 60317d0f | 2014-07-14 11:30:37 -0700 | [diff] [blame] | 333 | log.config(config); |
| 334 | log.timer("min_ms", stats.min); |
| 335 | log.timer("median_ms", stats.median); |
| 336 | log.timer("mean_ms", stats.mean); |
| 337 | log.timer("max_ms", stats.max); |
| 338 | log.timer("stddev_ms", sqrt(stats.var)); |
| 339 | |
mtklein | a189ccd | 2014-07-14 12:28:47 -0700 | [diff] [blame] | 340 | if (FLAGS_runOnce) { |
| 341 | if (targets.count() == 1) { |
| 342 | config = ""; // Only print the config if we run the same bench on more than one. |
| 343 | } |
| 344 | SkDebugf("%s\t%s\n", bench->getName(), config); |
| 345 | } else if (FLAGS_verbose) { |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 346 | for (int i = 0; i < FLAGS_samples; i++) { |
| 347 | SkDebugf("%s ", humanize(samples[i]).c_str()); |
| 348 | } |
| 349 | SkDebugf("%s\n", bench->getName()); |
| 350 | } else if (FLAGS_quiet) { |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 351 | if (targets.count() == 1) { |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 352 | config = ""; // Only print the config if we run the same bench on more than one. |
| 353 | } |
mtklein | 40b32be | 2014-07-09 08:46:49 -0700 | [diff] [blame] | 354 | SkDebugf("%s\t%s\t%s\n", humanize(stats.median).c_str(), bench->getName(), config); |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 355 | } else { |
| 356 | const double stddev_percent = 100 * sqrt(stats.var) / stats.mean; |
mtklein | 5d9d10e | 2014-07-11 11:57:07 -0700 | [diff] [blame] | 357 | SkDebugf("%d\t%s\t%s\t%s\t%s\t%.0f%%\t%s\t%s\t%s\n" |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 358 | , loops |
| 359 | , humanize(stats.min).c_str() |
mtklein | 40b32be | 2014-07-09 08:46:49 -0700 | [diff] [blame] | 360 | , humanize(stats.median).c_str() |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 361 | , humanize(stats.mean).c_str() |
| 362 | , humanize(stats.max).c_str() |
| 363 | , stddev_percent |
mtklein | 5d9d10e | 2014-07-11 11:57:07 -0700 | [diff] [blame] | 364 | , stats.plot.c_str() |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 365 | , config |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 366 | , bench->getName() |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 367 | ); |
| 368 | } |
| 369 | } |
mtklein | bb6a028 | 2014-07-01 08:43:42 -0700 | [diff] [blame] | 370 | targets.deleteAll(); |
Mike Klein | 3944a1d | 2014-07-15 13:40:19 -0400 | [diff] [blame] | 371 | |
| 372 | #if SK_SUPPORT_GPU |
| 373 | if (FLAGS_resetGpuContext) { |
| 374 | gGrFactory.destroyContexts(); |
| 375 | } |
| 376 | #endif |
mtklein | f372321 | 2014-06-25 14:08:00 -0700 | [diff] [blame] | 377 | } |
| 378 | |
| 379 | return 0; |
| 380 | } |
| 381 | |
| 382 | #if !defined SK_BUILD_FOR_IOS |
| 383 | int main(int argc, char * const argv[]) { |
| 384 | return tool_main(argc, (char**) argv); |
| 385 | } |
| 386 | #endif |