internal static W3dTimeCodedAnimationChannel Parse(BinaryReader reader, W3dParseContext context)
{
return(ParseChunk(reader, context, header =>
{
var result = new W3dTimeCodedAnimationChannel
{
NumTimeCodes = reader.ReadUInt32(),
Pivot = reader.ReadUInt16(),
VectorLength = reader.ReadByte(),
ChannelType = reader.ReadByteAsEnum <W3dAnimationChannelType>()
};
W3dAnimationChannel.ValidateChannelDataSize(result.ChannelType, result.VectorLength);
var data = new W3dTimeCodedDatum[result.NumTimeCodes];
for (var i = 0; i < result.NumTimeCodes; i++)
{
data[i] = W3dTimeCodedDatum.Parse(reader, result.ChannelType);
}
result.Data = data;
return result;
}));
}
public static W3dTimeCodedAnimationChannel Parse(BinaryReader reader)
{
var startPosition = reader.BaseStream.Position;
var result = new W3dTimeCodedAnimationChannel
{
NumTimeCodes = reader.ReadUInt32(),
Pivot = reader.ReadUInt16(),
VectorLength = reader.ReadByte(),
ChannelType = (W3dAnimationChannelType)reader.ReadByte()
};
W3dAnimationChannel.ValidateChannelDataSize(result.ChannelType, result.VectorLength);
var data = new W3dTimeCodedDatum[result.NumTimeCodes];
for (var i = 0; i < result.NumTimeCodes; i++)
{
var datum = new W3dTimeCodedDatum();
datum.TimeCode = reader.ReadUInt32();
// MSB is used to indicate a binary (non interpolated) movement
if ((datum.TimeCode >> 31) == 1)
{
// TODO: non-interpolated movement.
datum.TimeCode &= ~(1 << 31);
}
datum.Value = W3dAnimationChannelDatum.Parse(reader, result.ChannelType);
data[i] = datum;
}
result.Data = data;
return(result);
}
internal static W3dCompressedAnimation Parse(BinaryReader reader, W3dParseContext context)
{
return(ParseChunk(reader, context, header =>
{
var result = new W3dCompressedAnimation();
ParseChunks(reader, context.CurrentEndPosition, chunkType =>
{
switch (chunkType)
{
case W3dChunkType.W3D_CHUNK_COMPRESSED_ANIMATION_HEADER:
result.Header = W3dCompressedAnimationHeader.Parse(reader, context);
break;
case W3dChunkType.W3D_CHUNK_COMPRESSED_ANIMATION_CHANNEL:
switch (result.Header.Flavor)
{
case W3dCompressedAnimationFlavor.TimeCoded:
result.TimeCodedChannels.Add(W3dTimeCodedAnimationChannel.Parse(reader, context));
break;
case W3dCompressedAnimationFlavor.AdaptiveDelta4:
result.AdaptiveDeltaChannels.Add(W3dAdaptiveDeltaAnimationChannel.Parse(reader, context, W3dAdaptiveDeltaBitCount.FourBits));
break;
default:
throw new InvalidDataException();
}
break;
case W3dChunkType.W3D_CHUNK_COMPRESSED_BIT_CHANNEL:
switch (result.Header.Flavor)
{
case W3dCompressedAnimationFlavor.TimeCoded:
result.TimeCodedBitChannels.Add(W3dTimeCodedBitChannel.Parse(reader, context));
break;
default:
throw new InvalidDataException();
}
break;
case W3dChunkType.W3D_CHUNK_COMPRESSED_ANIMATION_MOTION_CHANNEL:
switch (result.Header.Flavor)
{
case W3dCompressedAnimationFlavor.TimeCoded:
result.MotionChannels.Add(W3dMotionChannel.Parse(reader, context));
break;
default:
throw new InvalidDataException();
}
break;
default:
throw CreateUnknownChunkException(chunkType);
}
});
return result;
}));
}
public static W3dCompressedAnimation Parse(BinaryReader reader, uint chunkSize)
{
var timeCodedChannels = new List <W3dTimeCodedAnimationChannel>();
var adaptiveDeltaChannels = new List <W3dAdaptiveDeltaAnimationChannel>();
var timeCodedBitChannels = new List <W3dTimeCodedBitChannel>();
var motionChannels = new List <W3dMotionChannel>();
var finalResult = ParseChunk <W3dCompressedAnimation>(reader, chunkSize, (result, header) =>
{
switch (header.ChunkType)
{
case W3dChunkType.W3D_CHUNK_COMPRESSED_ANIMATION_HEADER:
result.Header = W3dCompressedAnimationHeader.Parse(reader);
break;
case W3dChunkType.W3D_CHUNK_COMPRESSED_ANIMATION_CHANNEL:
switch (result.Header.Flavor)
{
case W3dCompressedAnimationFlavor.TimeCoded:
timeCodedChannels.Add(W3dTimeCodedAnimationChannel.Parse(reader, header.ChunkSize));
break;
case W3dCompressedAnimationFlavor.AdaptiveDelta:
adaptiveDeltaChannels.Add(W3dAdaptiveDeltaAnimationChannel.Parse(reader, header.ChunkSize));
break;
default:
throw new InvalidDataException();
}
break;
case W3dChunkType.W3D_CHUNK_COMPRESSED_BIT_CHANNEL:
switch (result.Header.Flavor)
{
case W3dCompressedAnimationFlavor.TimeCoded:
timeCodedBitChannels.Add(W3dTimeCodedBitChannel.Parse(reader, header.ChunkSize));
break;
default:
throw new InvalidDataException();
}
break;
case W3dChunkType.W3D_CHUNK_COMPRESSED_ANIMATION_MOTION_CHANNEL:
switch (result.Header.Flavor)
{
case W3dCompressedAnimationFlavor.TimeCoded:
motionChannels.Add(W3dMotionChannel.Parse(reader, header.ChunkSize));
break;
default:
throw new InvalidDataException();
}
break;
default:
throw CreateUnknownChunkException(header);
}
});
finalResult.TimeCodedChannels = timeCodedChannels;
finalResult.AdaptiveDeltaChannels = adaptiveDeltaChannels;
finalResult.TimeCodedBitChannels = timeCodedBitChannels;
finalResult.MotionChannels = motionChannels;
return(finalResult);
}
