public static TEnum ReadByteAsEnum <TEnum>(this BinaryReader reader)
where TEnum : struct
{
var value = reader.ReadByte();
return(EnumUtility.CastValueAsEnum <byte, TEnum>(value));
}
public static TEnum ReadUInt16AsEnum <TEnum>(this BinaryReader reader)
where TEnum : struct
{
var value = reader.ReadUInt16();
return(EnumUtility.CastValueAsEnum <ushort, TEnum>(value));
}
public static W3dAdaptiveDeltaAnimationChannel Parse(BinaryReader reader, int nBits)
{
var startPosition = reader.BaseStream.Position;
var result = new W3dAdaptiveDeltaAnimationChannel
{
NumTimeCodes = reader.ReadUInt32(),
Pivot = reader.ReadUInt16(),
VectorLength = reader.ReadByte(),
ChannelType = EnumUtility.CastValueAsEnum <byte, W3dAnimationChannelType>(reader.ReadByte()),
Scale = reader.ReadSingle(),
};
W3dAnimationChannel.ValidateChannelDataSize(result.ChannelType, result.VectorLength);
result.Data = W3dAdaptiveDelta.ReadAdaptiveDelta(reader,
result.NumTimeCodes,
result.ChannelType,
result.VectorLength,
result.Scale,
nBits);
//Skip 3 unknown bytes at chunkend. Only set for quaternions.
reader.BaseStream.Seek(3, SeekOrigin.Current);
return(result);
}
public TEnum ToEnum <TEnum>() where TEnum : struct
{
if (Type != ValueType.Integer)
{
throw new InvalidOperationException();
}
return(EnumUtility.CastValueAsEnum <int, TEnum>(_number));
}
public static W3dAdaptiveDeltaAnimationChannel Parse(BinaryReader reader, uint chunkSize)
{
var startPosition = reader.BaseStream.Position;
var result = new W3dAdaptiveDeltaAnimationChannel
{
NumTimeCodes = reader.ReadUInt32(),
Pivot = reader.ReadUInt16(),
VectorLength = reader.ReadByte(),
ChannelType = EnumUtility.CastValueAsEnum <byte, W3dAnimationChannelType>(reader.ReadByte()),
Scale = reader.ReadSingle()
};
W3dAnimationChannel.ValidateChannelDataSize(result.ChannelType, result.VectorLength);
// TODO
reader.ReadBytes((int)(startPosition + chunkSize - reader.BaseStream.Position));
return(result);
}
private static W3dVertexMappingType ConvertStageMapping(uint attributes, uint mask, int shift)
{
return(EnumUtility.CastValueAsEnum <uint, W3dVertexMappingType>((attributes & mask) >> shift));
}
