1 // The MIT License (MIT) 2 // 3 // Copyright (c) 2015 Sergey Makeev, Vadim Slyusarev 4 // 5 // Permission is hereby granted, free of charge, to any person obtaining a copy 6 // of this software and associated documentation files (the "Software"), to deal 7 // in the Software without restriction, including without limitation the rights 8 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 // copies of the Software, and to permit persons to whom the Software is 10 // furnished to do so, subject to the following conditions: 11 // 12 // The above copyright notice and this permission notice shall be included in 13 // all copies or substantial portions of the Software. 14 // 15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 21 // THE SOFTWARE. 22 23 #pragma once 24 #include <MTTypes.h> 25 #include <MTPlatform.h> 26 27 #define UNUSED(T) 28 29 30 namespace MT 31 { 32 template<class T> 33 T Min(T a, T b) 34 { 35 return a < b ? a : b; 36 } 37 38 template<class T> 39 T Max(T a, T b) 40 { 41 return a < b ? b : a; 42 } 43 44 template<class T> 45 T Clamp(T val, T min, T max) 46 { 47 return Min(max, Max(min, val)); 48 } 49 50 51 class Timer 52 { 53 uint64 startMicroSeconds; 54 public: 55 Timer() : startMicroSeconds(MT::GetTimeMicroSeconds()) 56 { 57 } 58 59 uint32 GetPastMicroSeconds() const 60 { 61 return (uint32)(MT::GetTimeMicroSeconds() - startMicroSeconds); 62 } 63 64 uint32 GetPastMilliSeconds() const 65 { 66 return (uint32)((MT::GetTimeMicroSeconds() - startMicroSeconds) / 1000); 67 } 68 }; 69 } 70 71