protected override void PackToCore(Packer packer, Vector2 vec)
{
MemoryStream ms = new MemoryStream();
Float32Bits.WriteFloat(ms, vec.X);
Float32Bits.WriteFloat(ms, vec.Y);
packer.PackExtendedTypeValue(20, ms.ToArray());
}
private object UnpackExt(BinaryReader reader, int length)
{
var extType = reader.ReadByte();
if (!ExtTypes.Contains(extType))
{
throw new InvalidOperationException($"Extension type {extType} not handled.");
}
switch (extType)
{
case 10: // funcref
case 11: // localfuncref
var funcRefData = reader.ReadBytes(length);
if (extType == 11)
{
return(CreateRemoteFunctionReference(funcRefData));
}
return(CreateFunctionReference(funcRefData, NetSource));
case 20: // vector2
return(new Vector2(
Float32Bits.ReadFloat(reader),
Float32Bits.ReadFloat(reader)
));
case 21: // vector3
return(new Vector3(
Float32Bits.ReadFloat(reader),
Float32Bits.ReadFloat(reader),
Float32Bits.ReadFloat(reader)
));
case 22: // vector4
return(new Vector4(
Float32Bits.ReadFloat(reader),
Float32Bits.ReadFloat(reader),
Float32Bits.ReadFloat(reader),
Float32Bits.ReadFloat(reader)
));
case 23: // quaternion
return(new Quaternion(
Float32Bits.ReadFloat(reader),
Float32Bits.ReadFloat(reader),
Float32Bits.ReadFloat(reader),
Float32Bits.ReadFloat(reader)
));
default: // shouldn't ever happen due to the check above
return(new object());
}
}
public static void WriteFloat(MemoryStream ms, float value)
{
Float32Bits bits = new Float32Bits(value);
if (BitConverter.IsLittleEndian)
{
ms.WriteByte(bits.Byte3);
ms.WriteByte(bits.Byte2);
ms.WriteByte(bits.Byte1);
ms.WriteByte(bits.Byte0);
}
else
{
ms.WriteByte(bits.Byte0);
ms.WriteByte(bits.Byte1);
ms.WriteByte(bits.Byte2);
ms.WriteByte(bits.Byte3);
}
}
public static float ReadFloat(BinaryReader reader)
{
Float32Bits bits = new Float32Bits(reader.ReadBytes(4), 0);
return(bits.Value);
}