/// <summary>
/// Writes a 8-byte <see cref="Quaternion"/> to the data stream. This is a packed format of a normal 32-bit quaternion with
/// some data loss.
/// </summary>
/// <param name="binaryWriter">The current <see cref="BinaryWriter"/> object.</param>
/// <param name="quaternion">The quaternion to write.</param>
public static void WriteQuaternion16(this BinaryWriter binaryWriter, Quaternion quaternion)
{
binaryWriter.Write(ExtendedData.FloatQuatValueToShort(quaternion.X));
binaryWriter.Write(ExtendedData.FloatQuatValueToShort(quaternion.Y));
binaryWriter.Write(ExtendedData.FloatQuatValueToShort(quaternion.Z));
binaryWriter.Write(ExtendedData.FloatQuatValueToShort(quaternion.W));
}
/// <summary>
/// Reads a 8-byte 16-bit <see cref="Quaternion"/> structure from the data stream, and advances the position of the stream by
/// 8 bytes.
/// </summary>
/// <returns>The quaternion.</returns>
/// <param name="binaryReader">The current <see cref="BinaryReader"/></param>
public static Quaternion ReadQuaternion16(this BinaryReader binaryReader)
{
short x = binaryReader.ReadInt16();
short y = binaryReader.ReadInt16();
short z = binaryReader.ReadInt16();
short w = binaryReader.ReadInt16();
return(new Quaternion(ExtendedData.ShortQuatValueToFloat(x), ExtendedData.ShortQuatValueToFloat(y), ExtendedData.ShortQuatValueToFloat(z), ExtendedData.ShortQuatValueToFloat(w)));
}
/// <summary>
/// Writes a 8-byte <see cref="Quaternion"/> to the data stream. This is a packed format of a normal 32-bit quaternion with
/// some data loss.
/// </summary>
/// <param name="binaryWriter">The current <see cref="BinaryWriter"/> object.</param>
/// <param name="quaternion">The quaternion to write.</param>
public static void WriteQuaternion16(this BinaryWriter binaryWriter, Quaternion quaternion)
{
var vector = new Vector3s
(
ExtendedData.FloatQuatValueToShort(quaternion.X),
ExtendedData.FloatQuatValueToShort(quaternion.Y),
ExtendedData.FloatQuatValueToShort(quaternion.Z)
);
binaryWriter.WriteVector3s(vector);
binaryWriter.Write(ExtendedData.FloatQuatValueToShort(quaternion.W));
}
/// <summary>
/// Reads a 8-byte 16-bit <see cref="Quaternion"/> structure from the data stream, and advances the position of the stream by
/// 8 bytes.
/// </summary>
/// <returns>The quaternion.</returns>
/// <param name="binaryReader">The current <see cref="BinaryReader"/></param>
public static Quaternion ReadQuaternion16(this BinaryReader binaryReader)
{
var vector = binaryReader.ReadVector3s();
short w = binaryReader.ReadInt16();
return(new Quaternion
(
ExtendedData.ShortQuatValueToFloat(vector.X),
ExtendedData.ShortQuatValueToFloat(vector.Y),
ExtendedData.ShortQuatValueToFloat(vector.Z),
ExtendedData.ShortQuatValueToFloat(w)
));
}
