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perf: Improve LittleEndian

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Crsky
2026-03-23 23:32:38 +08:00
parent fdf5201da4
commit 99876cea2a
1 changed files with 36 additions and 0 deletions
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36
GameRes/Utility.cs
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@@ -292,6 +292,42 @@ namespace GameRes.Utility
return (long)ToUInt64 (value, index);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static ushort ToUInt16 (byte[] value, int index)
{
return (ushort)(value[index] | value[index+1] << 8);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static short ToInt16 (byte[] value, int index)
{
return (short)(value[index] | value[index+1] << 8);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static uint ToUInt32 (byte[] value, int index)
{
return (uint)(value[index] | value[index+1] << 8 | value[index+2] << 16 | value[index+3] << 24);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static int ToInt32 (byte[] value, int index)
{
return (int)ToUInt32 (value, index);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static ulong ToUInt64 (byte[] value, int index)
{
return (ulong)ToUInt32 (value, index) | ((ulong)ToUInt32 (value, index+4) << 32);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static long ToInt64 (byte[] value, int index)
{
return (long)ToUInt64 (value, index);
}
public static void Pack (ushort value, byte[] buf, int index)
{
buf[index] = (byte)(value);