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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 | |
| 8 #ifndef TimerData_DEFINED | |
| 9 #define TimerData_DEFINED | |
| 10 | |
| 11 #include "SkString.h" | |
| 12 #include "SkTemplates.h" | |
| 13 | |
| 14 #ifdef SK_BUILD_FOR_WIN | |
| 15 #pragma warning(push) | |
| 16 #pragma warning(disable : 4530) | |
| 17 #endif | |
| 18 | |
| 19 #include "SkJSONCPP.h" | |
| 20 | |
| 21 #ifdef SK_BUILD_FOR_WIN | |
| 22 #pragma warning(pop) | |
| 23 #endif | |
| 24 | |
| 25 class Timer; | |
| 26 | |
| 27 class TimerData { | |
| 28 public: | |
| 29 /** | |
| 30 * Constructs a TimerData to hold at most maxNumTimings sets of elapsed time
r values. | |
| 31 **/ | |
| 32 explicit TimerData(int maxNumTimings); | |
| 33 | |
| 34 /** | |
| 35 * Collect times from the Timer for an iteration. It will fail if called mor
e often than | |
| 36 * indicated in the constructor. | |
| 37 * | |
| 38 * @param Timer Must not be null. | |
| 39 */ | |
| 40 bool appendTimes(Timer*); | |
| 41 | |
| 42 enum Result { | |
| 43 kMin_Result, | |
| 44 kAvg_Result, | |
| 45 kPerIter_Result | |
| 46 }; | |
| 47 | |
| 48 enum TimerFlags { | |
| 49 kWall_Flag = 0x1, | |
| 50 kTruncatedWall_Flag = 0x2, | |
| 51 kCpu_Flag = 0x4, | |
| 52 kTruncatedCpu_Flag = 0x8, | |
| 53 kGpu_Flag = 0x10 | |
| 54 }; | |
| 55 | |
| 56 /** | |
| 57 * Gets the timer data results as a string. | |
| 58 * @param doubleFormat printf-style format for doubles (e.g. "%02d") | |
| 59 * @param result the type of result desired | |
| 60 * @param the name of the config being timed (prepended to results string) | |
| 61 * @param timerFlags bitfield of TimerFlags values indicating which timers s
hould be reported. | |
| 62 * @param itersPerTiming the number of test/bench iterations that correspond
to each | |
| 63 * appendTimes() call, 1 when appendTimes is called for each iteratio
n. | |
| 64 */ | |
| 65 SkString getResult(const char* doubleFormat, | |
| 66 Result result, | |
| 67 const char* configName, | |
| 68 uint32_t timerFlags, | |
| 69 int itersPerTiming = 1); | |
| 70 Json::Value getJSON(uint32_t timerFlags, | |
| 71 Result result, | |
| 72 int itersPerTiming = 1); | |
| 73 | |
| 74 private: | |
| 75 int fMaxNumTimings; | |
| 76 int fCurrTiming; | |
| 77 | |
| 78 SkAutoTArray<double> fWallTimes; | |
| 79 SkAutoTArray<double> fTruncatedWallTimes; | |
| 80 SkAutoTArray<double> fCpuTimes; | |
| 81 SkAutoTArray<double> fTruncatedCpuTimes; | |
| 82 SkAutoTArray<double> fGpuTimes; | |
| 83 }; | |
| 84 | |
| 85 #endif // TimerData_DEFINED | |
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Chromium Code Reviews
Issue 1422513003:
SkTime::GetNSecs() (Closed)
Base URL: https://skia.googlesource.com/skia.git@master