public static bool IsAlreadyDesiredEndianness(BinaryEndianness endianness)
{
return(endianness switch {
BinaryEndianness.LittleEndian => BitConverter.IsLittleEndian,
BinaryEndianness.BigEndian => !BitConverter.IsLittleEndian,
_ => throw new NotImplementedException()
});
public static byte ReadByte(byte[] buffer, int startIndex, BinaryEndianness endianness)
{
// I don't think this actually does anything since BinaryPrimitives.ReverseEndianness says it does nothing for bytes?
byte value = buffer[startIndex];
return(IsAlreadyDesiredEndianness(endianness) ? value : BinaryPrimitives.ReverseEndianness(value));
}
public static Vector3 ReadVector3(byte[] buffer, int offset, BinaryEndianness endianness)
{
return(new Vector3(
ReadFloat(buffer, offset, endianness),
ReadFloat(buffer, offset + sizeof(float), endianness),
ReadFloat(buffer, offset + sizeof(float) * 2, endianness)
));
}
public static double ReadDouble(byte[] buffer, int startIndex, BinaryEndianness endianness)
{
long value = BitConverter.ToInt64(buffer, startIndex);
return(BitConverter.Int64BitsToDouble(IsAlreadyDesiredEndianness(endianness)
? value
: BinaryPrimitives.ReverseEndianness(value)));
}
public static float ReadFloat(byte[] buffer, int startIndex, BinaryEndianness endianness)
{
int value = BitConverter.ToInt32(buffer, startIndex);
return(BitConverter.Int32BitsToSingle(IsAlreadyDesiredEndianness(endianness)
? value
: BinaryPrimitives.ReverseEndianness(value)));
}
public static ushort ReadUInt16(byte[] buffer, int startIndex, BinaryEndianness endianness)
{
ushort value = BitConverter.ToUInt16(buffer, startIndex);
return(IsAlreadyDesiredEndianness(endianness) ? value : BinaryPrimitives.ReverseEndianness(value));
}