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108 lines
2.7 KiB
C++
108 lines
2.7 KiB
C++
// Copyright (C) 2002-2012 Nikolaus Gebhardt
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// This file is part of the "Irrlicht Engine".
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// For conditions of distribution and use, see copyright notice in irrlicht.h
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#pragma once
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#include "irrTypes.h"
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#include "irrString.h"
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#include "path.h"
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#include "ILogger.h"
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#include "ITimer.h"
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// CODE_UNREACHABLE(): Invokes undefined behavior for unreachable code optimization
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#if defined(__cpp_lib_unreachable)
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#include <utility>
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#define CODE_UNREACHABLE() std::unreachable()
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#elif defined(__has_builtin)
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#if __has_builtin(__builtin_unreachable)
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#define CODE_UNREACHABLE() __builtin_unreachable()
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#endif
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#elif defined(_MSC_VER)
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#define CODE_UNREACHABLE() __assume(false)
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#endif
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#ifndef CODE_UNREACHABLE
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#define CODE_UNREACHABLE() (void)0
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#endif
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namespace irr
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{
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namespace os
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{
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class Byteswap
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{
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public:
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static u16 byteswap(u16 num);
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static s16 byteswap(s16 num);
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static u32 byteswap(u32 num);
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static s32 byteswap(s32 num);
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static u64 byteswap(u64 num);
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static s64 byteswap(s64 num);
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static f32 byteswap(f32 num);
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// prevent accidental swapping of chars
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static inline u8 byteswap(u8 num) { return num; }
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static inline c8 byteswap(c8 num) { return num; }
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};
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class Printer
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{
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public:
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// prints out a string to the console out stdout or debug log or whatever
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static void print(const c8 *message, ELOG_LEVEL ll = ELL_INFORMATION);
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static void log(const c8 *message, ELOG_LEVEL ll = ELL_INFORMATION);
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static void log(const wchar_t *message, ELOG_LEVEL ll = ELL_INFORMATION);
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// The string ": " is added between message and hint
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static void log(const c8 *message, const c8 *hint, ELOG_LEVEL ll = ELL_INFORMATION);
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static void log(const c8 *message, const io::path &hint, ELOG_LEVEL ll = ELL_INFORMATION);
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static ILogger *Logger;
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};
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class Timer
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{
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public:
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//! returns the current time in milliseconds
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static u32 getTime();
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//! initializes the real timer
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static void initTimer();
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//! sets the current virtual (game) time
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static void setTime(u32 time);
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//! stops the virtual (game) timer
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static void stopTimer();
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//! starts the game timer
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static void startTimer();
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//! sets the speed of the virtual timer
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static void setSpeed(f32 speed);
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//! gets the speed of the virtual timer
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static f32 getSpeed();
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//! returns if the timer currently is stopped
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static bool isStopped();
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//! makes the virtual timer update the time value based on the real time
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static void tick();
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//! returns the current real time in milliseconds
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static u32 getRealTime();
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private:
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static void initVirtualTimer();
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static f32 VirtualTimerSpeed;
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static s32 VirtualTimerStopCounter;
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static u32 StartRealTime;
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static u32 LastVirtualTime;
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static u32 StaticTime;
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};
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} // end namespace os
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} // end namespace irr
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