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Diffstat (limited to 'tools/timer/TimerData.h')
-rw-r--r-- | tools/timer/TimerData.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/tools/timer/TimerData.h b/tools/timer/TimerData.h new file mode 100644 index 0000000000..35e94dca1d --- /dev/null +++ b/tools/timer/TimerData.h @@ -0,0 +1,85 @@ +/* + * Copyright 2012 Google Inc. + * + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#ifndef TimerData_DEFINED +#define TimerData_DEFINED + +#include "SkString.h" +#include "SkTemplates.h" + +#ifdef SK_BUILD_FOR_WIN + #pragma warning(push) + #pragma warning(disable : 4530) +#endif + +#include "SkJSONCPP.h" + +#ifdef SK_BUILD_FOR_WIN + #pragma warning(pop) +#endif + +class Timer; + +class TimerData { +public: + /** + * Constructs a TimerData to hold at most maxNumTimings sets of elapsed timer values. + **/ + explicit TimerData(int maxNumTimings); + + /** + * Collect times from the Timer for an iteration. It will fail if called more often than + * indicated in the constructor. + * + * @param Timer Must not be null. + */ + bool appendTimes(Timer*); + + enum Result { + kMin_Result, + kAvg_Result, + kPerIter_Result + }; + + enum TimerFlags { + kWall_Flag = 0x1, + kTruncatedWall_Flag = 0x2, + kCpu_Flag = 0x4, + kTruncatedCpu_Flag = 0x8, + kGpu_Flag = 0x10 + }; + + /** + * Gets the timer data results as a string. + * @param doubleFormat printf-style format for doubles (e.g. "%02d") + * @param result the type of result desired + * @param the name of the config being timed (prepended to results string) + * @param timerFlags bitfield of TimerFlags values indicating which timers should be reported. + * @param itersPerTiming the number of test/bench iterations that correspond to each + * appendTimes() call, 1 when appendTimes is called for each iteration. + */ + SkString getResult(const char* doubleFormat, + Result result, + const char* configName, + uint32_t timerFlags, + int itersPerTiming = 1); + Json::Value getJSON(uint32_t timerFlags, + Result result, + int itersPerTiming = 1); + +private: + int fMaxNumTimings; + int fCurrTiming; + + SkAutoTArray<double> fWallTimes; + SkAutoTArray<double> fTruncatedWallTimes; + SkAutoTArray<double> fCpuTimes; + SkAutoTArray<double> fTruncatedCpuTimes; + SkAutoTArray<double> fGpuTimes; +}; + +#endif // TimerData_DEFINED |