mirror of
https://github.com/cocos/cocos-engine.git
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68 lines
2.2 KiB
C++
68 lines
2.2 KiB
C++
/****************************************************************************
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Copyright (c) 2020-2022 Xiamen Yaji Software Co., Ltd.
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http://www.cocos.com
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated engine source code (the "Software"), a limited,
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worldwide, royalty-free, non-assignable, revocable and non-exclusive license
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to use Cocos Creator solely to develop games on your target platforms. You shall
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not use Cocos Creator software for developing other software or tools that's
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used for developing games. You are not granted to publish, distribute,
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sublicense, and/or sell copies of Cocos Creator.
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The software or tools in this License Agreement are licensed, not sold.
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Xiamen Yaji Software Co., Ltd. reserves all rights not expressly granted to you.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "Timer.h"
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namespace cc {
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namespace utils {
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Timer::Timer(bool doReset) {
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if (doReset) {
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reset();
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}
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}
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void Timer::reset() {
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_startTime = Clock::now();
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}
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int64_t Timer::getMicroseconds() const {
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auto currentTime = Clock::now();
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auto duration = std::chrono::duration_cast<std::chrono::microseconds>(currentTime - _startTime).count();
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if (duration < 0) {
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duration = 0;
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}
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return duration;
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}
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int64_t Timer::getMilliseconds() const {
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auto currentTime = Clock::now();
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auto duration = std::chrono::duration_cast<std::chrono::milliseconds>(currentTime - _startTime).count();
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if (duration < 0) {
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duration = 0;
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}
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return duration;
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}
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float Timer::getSeconds() const {
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int64_t msecs = getMilliseconds();
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return static_cast<float>(msecs) / 1000.0F;
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}
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} // namespace utils
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} // namespace cc
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