mirror of
https://github.com/smallmain/cocos-enhance-kit.git
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86 lines
2.9 KiB
C++
86 lines
2.9 KiB
C++
/****************************************************************************
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Copyright (c) 2010 cocos2d-x.org
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Copyright (c) 2013-2016 Chukong Technologies Inc.
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Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
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http://www.cocos2d-x.org
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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 documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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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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#pragma once
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#include <vector>
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#include <string>
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#include "base/ccMacros.h"
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/** @file ccUtils.h
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Misc free functions
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*/
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NS_CC_BEGIN
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namespace
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{
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#if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32)
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#include <winsock.h>
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extern "C" int gettimeofday(struct timeval * val, void *);
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#endif
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}
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/*
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utils::nextPOT function is licensed under the same license that is used in Texture2D.m.
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*/
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/** Returns the Next Power of Two value.
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Examples:
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- If "value" is 15, it will return 16.
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- If "value" is 16, it will return 16.
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- If "value" is 17, it will return 32.
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@param value The value to get next power of two.
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@return Returns the next power of two value.
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@since v0.99.5
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*/
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namespace utils
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{
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CC_DLL int nextPOT(int x);
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/** Same to ::atof, but strip the string, remain 7 numbers after '.' before call atof.
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* Why we need this? Because in android c++_static, atof ( and std::atof ) is unsupported for numbers have long decimal part and contain
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* several numbers can approximate to 1 ( like 90.099998474121094 ), it will return inf. This function is used to fix this bug.
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* @param str The string be to converted to double.
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* @return Returns converted value of a string.
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*/
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CC_DLL double atof(const char* str);
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/** Get current exact time, accurate to nanoseconds.
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* @return Returns the time in seconds since the Epoch.
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*/
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CC_DLL double gettime();
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/**
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* Get current time in milliseconds, accurate to nanoseconds
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*
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* @return Returns the time in milliseconds since the Epoch.
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*/
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CC_DLL long long getTimeInMilliseconds();
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}
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NS_CC_END
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