public VariableHeader ReadNextRecordVariableMeta(IBinaryReadStream stream)
{
RecordType rec = new RecordType(stream.GetInt32());
if (rec == Mutagen.Bethesda.Internals.Constants.Group)
{
return(this.GroupConstants.VariableMeta(stream.ReadSpan(this.GroupConstants.HeaderLength)));
}
else
{
return(this.MajorConstants.VariableMeta(stream.ReadSpan(this.MajorConstants.HeaderLength)));
}
}
public SubrecordFrame ReadSubrecordFrame(IBinaryReadStream stream, RecordType targetType)
{
var meta = GetSubrecord(stream);
if (meta.RecordType != targetType)
{
throw new ArgumentException($"Unexpected header type: {meta.RecordType}");
}
return(new SubrecordFrame(meta, stream.ReadSpan(meta.TotalLength)));
}
public bool TryReadSubrecordFrame(IBinaryReadStream stream, RecordType targetType, out SubrecordFrame frame)
{
if (!TryGetSubrecord(stream, targetType, out var meta))
{
frame = default;
return(false);
}
frame = new SubrecordFrame(meta, stream.ReadSpan(meta.TotalLength));
return(true);
}
public bool TryReadMod(IBinaryReadStream stream, out ModHeader header)
{
if (stream.Remaining < this.ModHeaderLength)
{
header = default;
return(false);
}
header = new ModHeader(this, stream.ReadSpan(this.ModHeaderLength));
return(true);
}
public bool TryReadGroupFrame(IBinaryReadStream stream, out GroupFrame frame, bool checkIsGroup = true)
{
if (!TryGetGroup(stream, out var meta, checkIsGroup: checkIsGroup))
{
frame = default;
return(false);
}
frame = new GroupFrame(meta, stream.ReadSpan(checked ((int)meta.TotalLength)));
return(true);
}
/// <summary>
/// Reads a color from the binary stream.
/// The stream will be advanced 4 bytes (or 3 if only 3 remain).
/// If the stream has more than 3 bytes, the 4th byte will be interpreted as alpha.
/// Will throw an exception if there is not at least 3 bytes remaining.
/// </summary>
/// <param name="stream">Stream to read from</param>
/// <param name="binaryType">Format to read the color as</param>
/// <returns>Bytes converted to a Color object</returns>
public static Color ReadColor(this IBinaryReadStream stream, ColorBinaryType binaryType)
{
switch (binaryType)
{
case ColorBinaryType.NoAlpha:
return(ReadColor(stream.ReadSpan(3), binaryType));
case ColorBinaryType.Alpha:
return(ReadColor(stream.ReadSpan(4), binaryType));
case ColorBinaryType.NoAlphaFloat:
return(ReadColor(stream.ReadSpan(12), binaryType));
case ColorBinaryType.AlphaFloat:
return(ReadColor(stream.ReadSpan(16), binaryType));
default:
throw new NotImplementedException();
}
}
public SubrecordFrame ReadSubrecordFrame(IBinaryReadStream stream)
{
var meta = GetSubrecord(stream);
return(new SubrecordFrame(meta, stream.ReadSpan(meta.TotalLength)));
}
public SubrecordHeader ReadSubrecord(IBinaryReadStream stream) => new SubrecordHeader(this, stream.ReadSpan(this.SubConstants.HeaderLength));
public MajorRecordFrame ReadMajorRecordFrame(IBinaryReadStream stream)
{
var meta = GetMajorRecord(stream);
return(new MajorRecordFrame(meta, stream.ReadSpan(checked ((int)meta.TotalLength))));
}
public MajorRecordHeader ReadMajorRecord(IBinaryReadStream stream) => new MajorRecordHeader(this, stream.ReadSpan(this.MajorConstants.HeaderLength));
public GroupFrame ReadGroupFrame(IBinaryReadStream stream)
{
var meta = GetGroup(stream);
return(new GroupFrame(meta, stream.ReadSpan(checked ((int)meta.TotalLength))));
}
public GroupHeader ReadGroup(IBinaryReadStream stream, int offset = 0) => new GroupHeader(this, stream.ReadSpan(this.GroupConstants.HeaderLength, offset));
public ModHeader ReadMod(IBinaryReadStream stream) => new ModHeader(this, stream.ReadSpan(this.ModHeaderLength));
public VariableHeader ReadVariableMeta(IBinaryReadStream stream) => new VariableHeader(this, stream.ReadSpan(this.HeaderLength));