public void CopyTo(BinaryWriter bw)
{
var length = Length;
var cc = new CodeClock();
cc.Start();
_bb.CopyTo(bw);
cc.Stop();
Report(cc, "CopyTo(BinaryWriter)", length);
}
protected internal override ReadOnlySpan <byte> _GetReadableSpan(int index, int count)
{
if (0u >= (uint)count)
{
return(ReadOnlySpan <byte> .Empty);
}
switch (_componentCount)
{
case 0:
return(ReadOnlySpan <byte> .Empty);
case 1:
//ComponentEntry c = _components[0];
//return c.Buffer.GetReadableSpan(index, count);
ComponentEntry c = _components[0];
IByteBuffer buf = c.Buffer;
if (buf.IsSingleIoBuffer)
{
return(buf.GetReadableSpan(c.Idx(index), count));
}
break;
}
var merged = new Memory <byte>(new byte[count]);
var buffers = GetSequence(index, count);
int offset = 0;
foreach (var buf in buffers)
{
Debug.Assert(merged.Length - offset >= buf.Length);
buf.CopyTo(merged.Slice(offset));
offset += buf.Length;
}
return(merged.Span);
}
