Chris Craik | f2d8ccc | 2013-02-13 16:14:17 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 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 | #ifndef ANDROID_HWUI_TIMING_H |
| 18 | #define ANDROID_HWUI_TIMING_H |
| 19 | |
| 20 | #include <sys/time.h> |
| 21 | |
| 22 | #define TIME_METHOD() MethodTimer __method_timer(__func__) |
| 23 | class MethodTimer { |
| 24 | public: |
John Reck | 1bcacfd | 2017-11-03 10:12:19 -0700 | [diff] [blame] | 25 | explicit MethodTimer(const char* name) : mMethodName(name) { gettimeofday(&mStart, nullptr); } |
Chris Craik | f2d8ccc | 2013-02-13 16:14:17 -0800 | [diff] [blame] | 26 | |
| 27 | ~MethodTimer() { |
| 28 | struct timeval stop; |
Chris Craik | d41c4d8 | 2015-01-05 15:51:13 -0800 | [diff] [blame] | 29 | gettimeofday(&stop, nullptr); |
John Reck | 1bcacfd | 2017-11-03 10:12:19 -0700 | [diff] [blame] | 30 | long long elapsed = (stop.tv_sec * 1000000) - (mStart.tv_sec * 1000000) + |
| 31 | (stop.tv_usec - mStart.tv_usec); |
Chris Craik | f2d8ccc | 2013-02-13 16:14:17 -0800 | [diff] [blame] | 32 | ALOGD("%s took %.2fms", mMethodName, elapsed / 1000.0); |
| 33 | } |
John Reck | 1bcacfd | 2017-11-03 10:12:19 -0700 | [diff] [blame] | 34 | |
Chris Craik | f2d8ccc | 2013-02-13 16:14:17 -0800 | [diff] [blame] | 35 | private: |
| 36 | const char* mMethodName; |
| 37 | struct timeval mStart; |
| 38 | }; |
| 39 | |
| 40 | #endif |