92 lines
2.1 KiB
C#
92 lines
2.1 KiB
C#
#region copyright
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// ------------------------------------------------------
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// Copyright (C) Dmitriy Yukhanov [https://codestage.net]
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// ------------------------------------------------------
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#endregion
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#if UNITY_WEBGL && !UNITY_EDITOR
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#define ACTK_WEBGL_BUILD
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#endif
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namespace CodeStage.AntiCheat.Utils
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{
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using System;
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using UnityEngine;
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internal static class TimeUtils
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{
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public const long TicksPerSecond = TimeSpan.TicksPerMillisecond * 1000;
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/// <summary>
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/// Gets speed hacks unbiased current time ticks.
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/// </summary>
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/// <returns>Reliable current time in ticks.</returns>
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public static long GetReliableTicks()
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{
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long ticks = 0;
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#if !UNITY_EDITOR
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#if UNITY_ANDROID
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ticks = TryReadTicksFromAndroidRoutine();
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#elif ACTK_WEBGL_BUILD
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ticks = TryReadTicksFromWebGLRoutine();
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#endif
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#endif
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if (ticks == 0)
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ticks = DateTime.UtcNow.Ticks;
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return ticks;
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}
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public static long GetEnvironmentTicks()
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{
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return Environment.TickCount * TimeSpan.TicksPerMillisecond;
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}
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public static long GetRealtimeTicks()
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{
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return (long)(Time.realtimeSinceStartup * TicksPerSecond);
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}
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public static long GetDspTicks()
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{
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#if UNITY_AUDIO_MODULE
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return (long)(AudioSettings.dspTime * TicksPerSecond);
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#else
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return 0;
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#endif
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}
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#if UNITY_ANDROID
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private static long TryReadTicksFromAndroidRoutine()
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{
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long result = 0;
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try
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{
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// getting time in nanoseconds from the native Android timer
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// since some random fixed and JVM initialization point
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// (it even may be a future so value could be negative)
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result = AndroidRoutines.GetSystemNanoTime();
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result /= 100;
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}
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catch (Exception e)
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{
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Common.ACTk.PrintExceptionForSupport("Couldn't call static method from the Android Routines Class!", e);
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}
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return result;
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}
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#elif ACTK_WEBGL_BUILD
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[System.Runtime.InteropServices.DllImport("__Internal")]
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private static extern double GetUTCTicks();
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private static long TryReadTicksFromWebGLRoutine()
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{
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var ticks = (long)GetUTCTicks();
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return ticks < 0 ? 0 : ticks;
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}
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#endif
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}
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} |