static public void Copy(IMemoryAcessor source, long sourceIndex, IMemoryAcessor destination, long destinationIndex, long length, CancellationToken token)
{
for (long index = 0; index < length; ++index)
{
token.ThrowIfCancellationRequested();
destination.Write(destinationIndex + index, source.Read(sourceIndex + index));
}
}
static void Merge(IMemoryAcessor aux, IMemoryAcessor ma, long start, long mid, long end, CancellationToken token)
{
Utils.Copy(ma, start, aux, start, mid - start, token);
long left = start;
long right = mid;
long index = start;
while (left < mid && right < end)
{
token.ThrowIfCancellationRequested();
if (aux.Read(left) < ma.Read(right))
{
ma.Write(index++, aux.Read(left++));
}
else
{
ma.Write(index++, ma.Read(right++));
}
}
Utils.Copy(aux, left, ma, index, mid - left, token);
}