skia2/bench/BenchSysTimer_posix.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

58 lines
1.6 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_posix.h"
//Time
#include <time.h>
static double intervalInMSec(const timespec start_clock
, const timespec end_clock)
{
double duration_clock;
if ((end_clock.tv_nsec - start_clock.tv_nsec) < 0) {
duration_clock = (end_clock.tv_sec - start_clock.tv_sec-1)*1000;
duration_clock += (1000000000 + end_clock.tv_nsec - start_clock.tv_nsec)
/ 1000000.0;
} else {
duration_clock = (end_clock.tv_sec - start_clock.tv_sec)*1000;
duration_clock += (end_clock.tv_nsec - start_clock.tv_nsec) / 1000000.0;
}
return duration_clock;
}
void BenchSysTimer::startWall() {
if (-1 == clock_gettime(CLOCK_MONOTONIC, &this->fWall)) {
timespec none = {0, 0};
this->fWall = none;
}
}
void BenchSysTimer::startCpu() {
if (-1 == clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &this->fCpu)) {
timespec none = {0, 0};
this->fCpu = none;
}
}
double BenchSysTimer::endCpu() {
timespec end_cpu;
if (-1 == clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &end_cpu)) {
timespec none = {0, 0};
end_cpu = none;
}
return intervalInMSec(this->fCpu, end_cpu);
}
double BenchSysTimer::endWall() {
timespec end_wall;
if (-1 == clock_gettime(CLOCK_MONOTONIC, &end_wall)) {
timespec none = {0, 0};
end_wall = none;
}
return intervalInMSec(this->fWall, end_wall);
}