The Android Open Source Project | cbb1011 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2005 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #define LOG_TAG "StopWatch" |
| 18 | |
Mathias Agopian | 22dbf39 | 2017-02-28 15:06:51 -0800 | [diff] [blame] | 19 | #include <utils/StopWatch.h> |
The Android Open Source Project | cbb1011 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 20 | |
Andrew Hsieh | 24e57d5 | 2012-02-27 18:50:55 -0800 | [diff] [blame] | 21 | /* for PRId64 */ |
Mark Salyzyn | 5bed803 | 2014-04-30 11:10:46 -0700 | [diff] [blame] | 22 | #ifndef __STDC_FORMAT_MACROS |
Andrew Hsieh | 24e57d5 | 2012-02-27 18:50:55 -0800 | [diff] [blame] | 23 | #define __STDC_FORMAT_MACROS 1 |
Mark Salyzyn | 5bed803 | 2014-04-30 11:10:46 -0700 | [diff] [blame] | 24 | #endif |
Andrew Hsieh | 24e57d5 | 2012-02-27 18:50:55 -0800 | [diff] [blame] | 25 | #include <inttypes.h> |
| 26 | |
The Android Open Source Project | cbb1011 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 27 | #include <utils/Log.h> |
The Android Open Source Project | cbb1011 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 28 | |
The Android Open Source Project | cbb1011 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 29 | namespace android { |
| 30 | |
Chih-Hung Hsieh | 122352d | 2017-10-02 15:20:07 -0700 | [diff] [blame] | 31 | StopWatch::StopWatch(const char* name, int clock) : mName(name), mClock(clock) { |
Jeff Brown | 66db689 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 32 | reset(); |
The Android Open Source Project | cbb1011 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 33 | } |
| 34 | |
Elliott Hughes | afa6e9f | 2021-05-11 12:29:27 -0700 | [diff] [blame] | 35 | StopWatch::~StopWatch() { |
| 36 | ALOGD("StopWatch %s (us): %" PRId64 " ", name(), ns2us(elapsedTime())); |
The Android Open Source Project | cbb1011 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 37 | } |
| 38 | |
Elliott Hughes | afa6e9f | 2021-05-11 12:29:27 -0700 | [diff] [blame] | 39 | const char* StopWatch::name() const { |
The Android Open Source Project | cbb1011 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 40 | return mName; |
| 41 | } |
| 42 | |
Elliott Hughes | afa6e9f | 2021-05-11 12:29:27 -0700 | [diff] [blame] | 43 | nsecs_t StopWatch::elapsedTime() const { |
The Android Open Source Project | cbb1011 | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 44 | return systemTime(mClock) - mStartTime; |
| 45 | } |
| 46 | |
Elliott Hughes | afa6e9f | 2021-05-11 12:29:27 -0700 | [diff] [blame] | 47 | void StopWatch::reset() { |
Jeff Brown | 66db689 | 2010-04-22 18:58:52 -0700 | [diff] [blame] | 48 | mStartTime = systemTime(mClock); |
| 49 | } |
| 50 | |
Elliott Hughes | afa6e9f | 2021-05-11 12:29:27 -0700 | [diff] [blame] | 51 | } // namespace android |