public static ReadOnlyMemorySlice <byte> ExtractGroupMemory(ReadOnlyMemorySlice <byte> span, GameConstants meta)
{
var groupMeta = meta.Group(span.Span);
var len = groupMeta.ContentLength;
len += (byte)meta.GroupConstants.LengthAfterLength;
return(span.Slice(meta.GroupConstants.TypeAndLengthLength, checked ((int)len)));
}
public WritingBundle(GameConstants constants)
{
this.Constants = constants;
}
public static ReadOnlyMemorySlice <byte> ExtractRecordMemory(ReadOnlyMemorySlice <byte> span, GameConstants meta)
{
var majorMeta = meta.MajorRecord(span.Span);
var len = majorMeta.ContentLength;
len += (byte)meta.MajorConstants.LengthAfterLength;
return(span.Slice(meta.MajorConstants.TypeAndLengthLength, checked ((int)len)));
}
public static ReadOnlyMemorySlice <byte> ExtractSubrecordMemory(ReadOnlyMemorySlice <byte> span, GameConstants meta)
{
var subMeta = meta.Subrecord(span.Span);
return(span.Slice(subMeta.HeaderLength, subMeta.ContentLength));
}
public static ReadOnlySpan <byte> ExtractSubrecordSpan(ReadOnlySpan <byte> span, int loc, GameConstants meta)
{
var subMeta = meta.Subrecord(span.Slice(loc));
return(span.Slice(loc + subMeta.HeaderLength, subMeta.ContentLength));
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="meta">Game metadata to use as reference for alignment</param>
/// <param name="span">Span to overlay on, aligned to the start of the Major Record's header</param>
public MajorRecordHeader(GameConstants meta, ReadOnlyMemorySlice <byte> span)
{
this.Meta = meta;
this.HeaderData = span.Slice(0, meta.MajorConstants.HeaderLength);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="meta">Game metadata to use as reference for alignment</param>
/// <param name="span">Span to overlay on, aligned to the start of the Major Record's header</param>
public MajorRecordHeaderWritable(GameConstants meta, Span <byte> span)
{
this.Meta = meta;
this.HeaderData = span.Slice(0, meta.MajorConstants.HeaderLength);
}