moz-skia/bench/TimerData.cpp

110 строки
3.6 KiB
C++

/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "TimerData.h"
#include "BenchTimer.h"
#include <limits>
using namespace std;
TimerData::TimerData(const SkString& perIterTimeFormat, const SkString& normalTimeFormat)
: fWallStr(" msecs = ")
, fTruncatedWallStr(" Wmsecs = ")
, fCpuStr(" cmsecs = ")
, fTruncatedCpuStr(" Cmsecs = ")
, fGpuStr(" gmsecs = ")
, fWallSum(0.0)
, fWallMin((numeric_limits<double>::max)()) // Extra parens to make the windows build work, due to
// 'max' macro
, fTruncatedWallSum(0.0)
, fTruncatedWallMin((numeric_limits<double>::max)())
, fCpuSum(0.0)
, fCpuMin((numeric_limits<double>::max)())
, fTruncatedCpuSum(0.0)
, fTruncatedCpuMin((numeric_limits<double>::max)())
, fGpuSum(0.0)
, fGpuMin((numeric_limits<double>::max)())
, fPerIterTimeFormat(perIterTimeFormat)
, fNormalTimeFormat(normalTimeFormat)
{}
static double Min(double a, double b) {
return (a < b) ? a : b;
}
void TimerData::appendTimes(BenchTimer* timer, bool last) {
SkASSERT(timer != NULL);
SkString formatString(fPerIterTimeFormat);
if (!last) {
formatString.append(",");
}
const char* format = formatString.c_str();
fWallStr.appendf(format, timer->fWall);
fCpuStr.appendf(format, timer->fCpu);
fTruncatedWallStr.appendf(format, timer->fTruncatedWall);
fTruncatedCpuStr.appendf(format, timer->fTruncatedCpu);
fGpuStr.appendf(format, timer->fGpu);
// Store the minimum values. We do not need to special case the first time since we initialized
// to max double.
fWallMin = Min(fWallMin, timer->fWall);
fCpuMin = Min(fCpuMin, timer->fCpu);
fTruncatedWallMin = Min(fTruncatedWallMin, timer->fTruncatedWall);
fTruncatedCpuMin = Min(fTruncatedCpuMin, timer->fTruncatedCpu);
fGpuMin = Min(fGpuMin, timer->fGpu);
// Tally the sum of each timer type.
fWallSum += timer->fWall;
fCpuSum += timer->fCpu;
fTruncatedWallSum += timer->fTruncatedWall;
fTruncatedCpuSum += timer->fTruncatedCpu;
fGpuSum += timer->fGpu;
}
SkString TimerData::getResult(bool logPerIter, bool printMin, int repeatDraw,
const char *configName, bool showWallTime, bool showTruncatedWallTime,
bool showCpuTime, bool showTruncatedCpuTime, bool showGpuTime) {
// output each repeat (no average) if logPerIter is set,
// otherwise output only the average
if (!logPerIter) {
const char* format = fNormalTimeFormat.c_str();
fWallStr.set(" msecs = ");
fWallStr.appendf(format, printMin ? fWallMin : fWallSum / repeatDraw);
fCpuStr.set(" cmsecs = ");
fCpuStr.appendf(format, printMin ? fCpuMin : fCpuSum / repeatDraw);
fTruncatedWallStr.set(" Wmsecs = ");
fTruncatedWallStr.appendf(format,
printMin ? fTruncatedWallMin : fTruncatedWallSum / repeatDraw);
fTruncatedCpuStr.set(" Cmsecs = ");
fTruncatedCpuStr.appendf(format,
printMin ? fTruncatedCpuMin : fTruncatedCpuSum / repeatDraw);
fGpuStr.set(" gmsecs = ");
fGpuStr.appendf(format, printMin ? fGpuMin : fGpuSum / repeatDraw);
}
SkString str;
str.printf(" %4s:", configName);
if (showWallTime) {
str += fWallStr;
}
if (showTruncatedWallTime) {
str += fTruncatedWallStr;
}
if (showCpuTime) {
str += fCpuStr;
}
if (showTruncatedCpuTime) {
str += fTruncatedCpuStr;
}
if (showGpuTime && fGpuSum > 0) {
str += fGpuStr;
}
return str;
}