Mercurial > hg > ltpda
view m-toolbox/classes/@pzmodel/getupperFreq.m @ 42:f90d4f666cc7 database-connection-manager
Cleanup
author | Daniele Nicolodi <nicolodi@science.unitn.it> |
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date | Mon, 05 Dec 2011 18:04:34 +0100 |
parents | f0afece42f48 |
children |
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% GETUPPERFREQ gets the frequency of the highest pole or zero in the model. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % DESCRIPTION: GETUPPERFREQ gets the frequency of the highest pole or zero in % the model. % % CALL: f = getupperFreq(pzm); % % <a href="matlab:utils.helper.displayMethodInfo('pzmodel', 'getupperFreq')">Parameters Description</a> % % VERSION: $Id: getupperFreq.m,v 1.17 2011/04/08 08:56:32 hewitson Exp $ % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% function varargout = getupperFreq(varargin) %%% Check if this is a call for parameters if utils.helper.isinfocall(varargin{:}) varargout{1} = getInfo(varargin{3}); return end pzm = varargin{1}; % Some input checking if length(pzm) > 1 error('### This method works only with one input.'); end poles = pzm.poles; zeros = pzm.zeros; np = numel(poles); nz = numel(zeros); f = 0; for j=1:np pole = poles(j); fc = pole.f; if fc > f f = fc; end end for j=1:nz zero = zeros(j); fc = zero.f; if fc > f f = fc; end end if np==0 && nz==0 f = 1; end % Set outputs varargout{1} = f; end %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % Local Functions % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % FUNCTION: getInfo % % DESCRIPTION: Get Info Object % % HISTORY: 11-07-07 M Hewitson % Creation. % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 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, 'pzmodel', 'ltpda', utils.const.categories.internal, '$Id: getupperFreq.m,v 1.17 2011/04/08 08:56:32 hewitson Exp $', sets, pl); ii.setModifier(false); end %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % FUNCTION: getDefaultPlist % % DESCRIPTION: Get Default Plist % % HISTORY: 11-07-07 M Hewitson % Creation. % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 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