% DEMUX splits the input vector of AOs into a number of output AOs.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% DESCRIPTION: DEMUX splits the input vector of AOs into a number of output AOs.
%
% REMARK:      This is a transparent function and as such does not add history.
%
% CALL:        [a1,a2,...] = demux(as)
%
% <a href="matlab:utils.helper.displayMethodInfo('ao', 'demux')">Parameters Description</a>
%
% VERSION:     $Id: demux.m,v 1.21 2011/04/08 08:56:15 hewitson Exp $
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

function varargout = demux(varargin)

  % Check if this is a call for parameters
  if utils.helper.isinfocall(varargin{:})
    varargout{1} = getInfo(varargin{3});
    return
  end

  import utils.const.*
  utils.helper.msg(msg.PROC3, 'running %s/%s', mfilename('class'), mfilename);
  
  % Collect input variable names
  in_names = cell(size(varargin));
  for ii = 1:nargin,in_names{ii} = inputname(ii);end

  % Collect all AOs
  as = utils.helper.collect_objects(varargin(:), 'ao', in_names);

  % get number of input AOs
  n  = numel(as);
  if nargout > n
    error('### too many output arguments');
  elseif nargout < n
    error('### not enough output arguments');
  end

  for j=1:nargout
    % map to output AO
    varargout{j} = as(j);
  end
end

%--------------------------------------------------------------------------
% Get Info Object
%--------------------------------------------------------------------------
function ii = getInfo(varargin)

  if nargin == 1 && strcmpi(varargin{1}, 'None')
    sets = {};
    pl   = [];
  else
    sets = {'Default'};
    pl   = getDefaultPlist;
  end
  % Build info object
  ii = minfo(mfilename, 'ao', 'ltpda', utils.const.categories.helper, '$Id: demux.m,v 1.21 2011/04/08 08:56:15 hewitson Exp $', sets, pl);
  ii.setModifier(false);
end

%--------------------------------------------------------------------------
% Get Default Plist
%--------------------------------------------------------------------------


function plout = getDefaultPlist()
  persistent pl;  
  if exist('pl', 'var')==0 || isempty(pl)
    pl = buildplist();
  end
  plout = pl;  
end

function pl = buildplist()
  pl = plist.EMPTY_PLIST;
end