skia2/bench/BenchSysTimer_windows.cpp
epoger@google.com ec3ed6a5eb Automatic update of all copyright notices to reflect new license terms.
I have manually examined all of these diffs and restored a few files that
seem to require manual adjustment.

The following files still need to be modified manually, in a separate CL:

android_sample/SampleApp/AndroidManifest.xml
android_sample/SampleApp/res/layout/layout.xml
android_sample/SampleApp/res/menu/sample.xml
android_sample/SampleApp/res/values/strings.xml
android_sample/SampleApp/src/com/skia/sampleapp/SampleApp.java
android_sample/SampleApp/src/com/skia/sampleapp/SampleView.java
experimental/CiCarbonSampleMain.c
experimental/CocoaDebugger/main.m
experimental/FileReaderApp/main.m
experimental/SimpleCocoaApp/main.m
experimental/iOSSampleApp/Shared/SkAlertPrompt.h
experimental/iOSSampleApp/Shared/SkAlertPrompt.m
experimental/iOSSampleApp/SkiOSSampleApp-Base.xcconfig
experimental/iOSSampleApp/SkiOSSampleApp-Debug.xcconfig
experimental/iOSSampleApp/SkiOSSampleApp-Release.xcconfig
gpu/src/android/GrGLDefaultInterface_android.cpp
gyp/common.gypi
gyp_skia
include/ports/SkHarfBuzzFont.h
include/views/SkOSWindow_wxwidgets.h
make.bat
make.py
src/opts/memset.arm.S
src/opts/memset16_neon.S
src/opts/memset32_neon.S
src/opts/opts_check_arm.cpp
src/ports/SkDebug_brew.cpp
src/ports/SkMemory_brew.cpp
src/ports/SkOSFile_brew.cpp
src/ports/SkXMLParser_empty.cpp
src/utils/ios/SkImageDecoder_iOS.mm
src/utils/ios/SkOSFile_iOS.mm
src/utils/ios/SkStream_NSData.mm
tests/FillPathTest.cpp
Review URL: http://codereview.appspot.com/4816058

git-svn-id: http://skia.googlecode.com/svn/trunk@1982 2bbb7eff-a529-9590-31e7-b0007b416f81
2011-07-28 14:26:00 +00:00

63 lines
1.7 KiB
C++

/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "BenchSysTimer_windows.h"
//Time
#define WIN32_LEAN_AND_MEAN 1
#include <Windows.h>
static ULONGLONG winCpuTime() {
FILETIME createTime;
FILETIME exitTime;
FILETIME usrTime;
FILETIME sysTime;
if (0 == GetProcessTimes(GetCurrentProcess()
, &createTime, &exitTime
, &sysTime, &usrTime))
{
return 0;
}
ULARGE_INTEGER start_cpu_sys;
ULARGE_INTEGER start_cpu_usr;
start_cpu_sys.LowPart = sysTime.dwLowDateTime;
start_cpu_sys.HighPart = sysTime.dwHighDateTime;
start_cpu_usr.LowPart = usrTime.dwLowDateTime;
start_cpu_usr.HighPart = usrTime.dwHighDateTime;
return start_cpu_sys.QuadPart + start_cpu_usr.QuadPart;
}
void BenchSysTimer::startWall() {
if (0 == ::QueryPerformanceCounter(&this->fStartWall)) {
this->fStartWall.QuadPart = 0;
}
}
void BenchSysTimer::startCpu() {
this->fStartCpu = winCpuTime();
}
double BenchSysTimer::endCpu() {
ULONGLONG end_cpu = winCpuTime();
return (end_cpu - this->fStartCpu) / 10000;
}
double BenchSysTimer::endWall() {
LARGE_INTEGER end_wall;
if (0 == ::QueryPerformanceCounter(&end_wall)) {
end_wall.QuadPart = 0;
}
LARGE_INTEGER ticks_elapsed;
ticks_elapsed.QuadPart = end_wall.QuadPart - this->fStartWall.QuadPart;
LARGE_INTEGER frequency;
if (0 == ::QueryPerformanceFrequency(&frequency)) {
return 0;
} else {
return (double)ticks_elapsed.QuadPart / frequency.QuadPart * 1000;
}
}