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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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