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| 1 /* | |
| 2 * Copyright 2012 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 #include "TimerData.h" | |
| 8 | |
| 9 #include "Timer.h" | |
| 10 #include <limits> | |
| 11 | |
| 12 TimerData::TimerData(int maxNumTimings) | |
| 13 : fMaxNumTimings(maxNumTimings) | |
| 14 , fCurrTiming(0) | |
| 15 , fWallTimes(maxNumTimings) | |
| 16 , fTruncatedWallTimes(maxNumTimings) | |
| 17 , fCpuTimes(maxNumTimings) | |
| 18 , fTruncatedCpuTimes(maxNumTimings) | |
| 19 , fGpuTimes(maxNumTimings) {} | |
| 20 | |
| 21 bool TimerData::appendTimes(Timer* timer) { | |
| 22 SkASSERT(timer != nullptr); | |
| 23 if (fCurrTiming >= fMaxNumTimings) { | |
| 24 return false; | |
| 25 } | |
| 26 | |
| 27 fWallTimes[fCurrTiming] = timer->fWall; | |
| 28 fTruncatedWallTimes[fCurrTiming] = timer->fTruncatedWall; | |
| 29 fCpuTimes[fCurrTiming] = timer->fCpu; | |
| 30 fTruncatedCpuTimes[fCurrTiming] = timer->fTruncatedCpu; | |
| 31 fGpuTimes[fCurrTiming] = timer->fGpu; | |
| 32 | |
| 33 ++fCurrTiming; | |
| 34 | |
| 35 return true; | |
| 36 } | |
| 37 | |
| 38 SkString TimerData::getResult(const char* doubleFormat, | |
| 39 Result result, | |
| 40 const char *configName, | |
| 41 uint32_t timerFlags, | |
| 42 int itersPerTiming) { | |
| 43 SkASSERT(itersPerTiming >= 1); | |
| 44 | |
| 45 if (!fCurrTiming) { | |
| 46 return SkString(""); | |
| 47 } | |
| 48 | |
| 49 int numTimings = fCurrTiming; | |
| 50 | |
| 51 SkString wallStr(" msecs = "); | |
| 52 SkString truncWallStr(" Wmsecs = "); | |
| 53 SkString cpuStr(" cmsecs = "); | |
| 54 SkString truncCpuStr(" Cmsecs = "); | |
| 55 SkString gpuStr(" gmsecs = "); | |
| 56 | |
| 57 double wallMin = std::numeric_limits<double>::max(); | |
| 58 double truncWallMin = std::numeric_limits<double>::max(); | |
| 59 double cpuMin = std::numeric_limits<double>::max(); | |
| 60 double truncCpuMin = std::numeric_limits<double>::max(); | |
| 61 double gpuMin = std::numeric_limits<double>::max(); | |
| 62 | |
| 63 double wallSum = 0; | |
| 64 double truncWallSum = 0; | |
| 65 double cpuSum = 0; | |
| 66 double truncCpuSum = 0; | |
| 67 double gpuSum = 0; | |
| 68 | |
| 69 for (int i = 0; i < numTimings; ++i) { | |
| 70 if (kPerIter_Result == result) { | |
| 71 wallStr.appendf(doubleFormat, fWallTimes[i] / itersPerTiming); | |
| 72 truncWallStr.appendf(doubleFormat, fTruncatedWallTimes[i] / itersPer
Timing); | |
| 73 cpuStr.appendf(doubleFormat, fCpuTimes[i] / itersPerTiming); | |
| 74 truncCpuStr.appendf(doubleFormat, fTruncatedCpuTimes[i] / itersPerTi
ming); | |
| 75 gpuStr.appendf(doubleFormat, fGpuTimes[i] / itersPerTiming); | |
| 76 | |
| 77 if (i != numTimings - 1) { | |
| 78 static const char kSep[] = ", "; | |
| 79 wallStr.append(kSep); | |
| 80 truncWallStr.append(kSep); | |
| 81 cpuStr.append(kSep); | |
| 82 truncCpuStr.append(kSep); | |
| 83 gpuStr.append(kSep); | |
| 84 } | |
| 85 } else if (kMin_Result == result) { | |
| 86 wallMin = SkTMin(wallMin, fWallTimes[i]); | |
| 87 truncWallMin = SkTMin(truncWallMin, fTruncatedWallTimes[i]); | |
| 88 cpuMin = SkTMin(cpuMin, fCpuTimes[i]); | |
| 89 truncCpuMin = SkTMin(truncCpuMin, fTruncatedCpuTimes[i]); | |
| 90 gpuMin = SkTMin(gpuMin, fGpuTimes[i]); | |
| 91 } else { | |
| 92 SkASSERT(kAvg_Result == result); | |
| 93 wallSum += fWallTimes[i]; | |
| 94 truncWallSum += fTruncatedWallTimes[i]; | |
| 95 cpuSum += fCpuTimes[i]; | |
| 96 truncCpuSum += fTruncatedCpuTimes[i]; | |
| 97 } | |
| 98 | |
| 99 // We always track the GPU sum because whether it is non-zero indicates
if valid gpu times | |
| 100 // were recorded at all. | |
| 101 gpuSum += fGpuTimes[i]; | |
| 102 } | |
| 103 | |
| 104 if (kMin_Result == result) { | |
| 105 wallStr.appendf(doubleFormat, wallMin / itersPerTiming); | |
| 106 truncWallStr.appendf(doubleFormat, truncWallMin / itersPerTiming); | |
| 107 cpuStr.appendf(doubleFormat, cpuMin / itersPerTiming); | |
| 108 truncCpuStr.appendf(doubleFormat, truncCpuMin / itersPerTiming); | |
| 109 gpuStr.appendf(doubleFormat, gpuMin / itersPerTiming); | |
| 110 } else if (kAvg_Result == result) { | |
| 111 int divisor = numTimings * itersPerTiming; | |
| 112 wallStr.appendf(doubleFormat, wallSum / divisor); | |
| 113 truncWallStr.appendf(doubleFormat, truncWallSum / divisor); | |
| 114 cpuStr.appendf(doubleFormat, cpuSum / divisor); | |
| 115 truncCpuStr.appendf(doubleFormat, truncCpuSum / divisor); | |
| 116 gpuStr.appendf(doubleFormat, gpuSum / divisor); | |
| 117 } | |
| 118 | |
| 119 SkString str; | |
| 120 str.printf(" %4s:", configName); | |
| 121 if (timerFlags & kWall_Flag) { | |
| 122 str += wallStr; | |
| 123 } | |
| 124 if (timerFlags & kTruncatedWall_Flag) { | |
| 125 str += truncWallStr; | |
| 126 } | |
| 127 if (timerFlags & kCpu_Flag) { | |
| 128 str += cpuStr; | |
| 129 } | |
| 130 if (timerFlags & kTruncatedCpu_Flag) { | |
| 131 str += truncCpuStr; | |
| 132 } | |
| 133 if ((timerFlags & kGpu_Flag) && gpuSum > 0) { | |
| 134 str += gpuStr; | |
| 135 } | |
| 136 return str; | |
| 137 } | |
| 138 | |
| 139 Json::Value TimerData::getJSON(uint32_t timerFlags, | |
| 140 Result result, | |
| 141 int itersPerTiming) { | |
| 142 SkASSERT(itersPerTiming >= 1); | |
| 143 Json::Value dataNode; | |
| 144 Json::Value wallNode, truncWall, cpuNode, truncCpu, gpuNode; | |
| 145 if (!fCurrTiming) { | |
| 146 return dataNode; | |
| 147 } | |
| 148 | |
| 149 int numTimings = fCurrTiming; | |
| 150 | |
| 151 double wallMin = std::numeric_limits<double>::max(); | |
| 152 double truncWallMin = std::numeric_limits<double>::max(); | |
| 153 double cpuMin = std::numeric_limits<double>::max(); | |
| 154 double truncCpuMin = std::numeric_limits<double>::max(); | |
| 155 double gpuMin = std::numeric_limits<double>::max(); | |
| 156 | |
| 157 double wallSum = 0; | |
| 158 double truncWallSum = 0; | |
| 159 double cpuSum = 0; | |
| 160 double truncCpuSum = 0; | |
| 161 double gpuSum = 0; | |
| 162 | |
| 163 for (int i = 0; i < numTimings; ++i) { | |
| 164 if (kPerIter_Result == result) { | |
| 165 wallNode.append(fWallTimes[i] / itersPerTiming); | |
| 166 truncWall.append(fTruncatedWallTimes[i] / itersPerTiming); | |
| 167 cpuNode.append(fCpuTimes[i] / itersPerTiming); | |
| 168 truncCpu.append(fTruncatedCpuTimes[i] / itersPerTiming); | |
| 169 gpuNode.append(fGpuTimes[i] / itersPerTiming); | |
| 170 } else if (kMin_Result == result) { | |
| 171 wallMin = SkTMin(wallMin, fWallTimes[i]); | |
| 172 truncWallMin = SkTMin(truncWallMin, fTruncatedWallTimes[i]); | |
| 173 cpuMin = SkTMin(cpuMin, fCpuTimes[i]); | |
| 174 truncCpuMin = SkTMin(truncCpuMin, fTruncatedCpuTimes[i]); | |
| 175 gpuMin = SkTMin(gpuMin, fGpuTimes[i]); | |
| 176 } else { | |
| 177 SkASSERT(kAvg_Result == result); | |
| 178 wallSum += fWallTimes[i]; | |
| 179 truncWallSum += fTruncatedWallTimes[i]; | |
| 180 cpuSum += fCpuTimes[i]; | |
| 181 truncCpuSum += fTruncatedCpuTimes[i]; | |
| 182 } | |
| 183 | |
| 184 // We always track the GPU sum because whether it is non-zero indicates
if valid gpu times | |
| 185 // were recorded at all. | |
| 186 gpuSum += fGpuTimes[i]; | |
| 187 } | |
| 188 | |
| 189 if (kMin_Result == result) { | |
| 190 wallNode.append(wallMin / itersPerTiming); | |
| 191 truncWall.append(truncWallMin / itersPerTiming); | |
| 192 cpuNode.append(cpuMin / itersPerTiming); | |
| 193 truncCpu.append(truncCpuMin / itersPerTiming); | |
| 194 gpuNode.append(gpuMin / itersPerTiming); | |
| 195 } else if (kAvg_Result == result) { | |
| 196 int divisor = numTimings * itersPerTiming; | |
| 197 wallNode.append(wallSum / divisor); | |
| 198 truncWall.append(truncWallSum / divisor); | |
| 199 cpuNode.append(cpuSum / divisor); | |
| 200 truncCpu.append(truncCpuSum / divisor); | |
| 201 gpuNode.append(gpuSum / divisor); | |
| 202 } | |
| 203 | |
| 204 if (timerFlags & kWall_Flag) { | |
| 205 dataNode["wall"] = wallNode; | |
| 206 } | |
| 207 if (timerFlags & kTruncatedWall_Flag) { | |
| 208 dataNode["truncWall"] = truncWall; | |
| 209 } | |
| 210 if (timerFlags & kCpu_Flag) { | |
| 211 dataNode["cpu"] = cpuNode; | |
| 212 } | |
| 213 if (timerFlags & kTruncatedCpu_Flag) { | |
| 214 dataNode["trucCpu"] = truncCpu; | |
| 215 } | |
| 216 if ((timerFlags & kGpu_Flag) && gpuSum > 0) { | |
| 217 dataNode["gpu"] = gpuNode; | |
| 218 } | |
| 219 return dataNode; | |
| 220 } | |
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Chromium Code Reviews
Issue 1422513003:
SkTime::GetNSecs() (Closed)
Base URL: https://skia.googlesource.com/skia.git@master