view m-toolbox/classes/@pzmodel/fromPolesAndZeros.m @ 7:1e91f84a4be8
database-connection-manager
Make ltpda_up.retrieve work with java.sql.Connection objects
author
Daniele Nicolodi <nicolodi@science.unitn.it>
date
Mon, 05 Dec 2011 16:20:06 +0100 (2011-12-05)
parents
f0afece42f48
children
line source
+ − %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+ − %
+ − % FUNCTION: fromPolesAndZeros
+ − %
+ − % DESCRIPTION: Construct a pzmodel from poles and zeros
+ − %
+ − % CALL: pzm = fromPolesAndZeros(a, pl)
+ − %
+ − % PARAMETER: pl - plist
+ − %
+ − %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+ − function pzm = fromPolesAndZeros(pzm, pli)
+ −
+ − VERSION = '$Id: fromPolesAndZeros.m,v 1.20 2011/08/15 10:10:33 hewitson Exp $';
+ −
+ −
+ − % get pzmodel info
+ − ii = pzmodel.getInfo('pzmodel', 'From Poles/Zeros');
+ −
+ − % Set the method version string in the minfo object
+ − ii.setMversion([VERSION '-->' ii.mversion]);
+ −
+ − % Combine input plist with default values
+ − pl = applyDefaults(ii.plists, pli);
+ −
+ − % Set fields
+ − pzm.gain = find(pl, 'gain');
+ − ps = find(pl, 'poles');
+ − zs = find(pl, 'zeros');
+ −
+ − % If the poles/zeros in the plist are no pz-objects then convert them
+ − if ~isa(ps, 'pz') && ~isempty(ps)
+ − ps = pz(ps);
+ − end
+ − if ~isa(zs, 'pz') && ~isempty(zs)
+ − zs = pz(zs);
+ − end
+ −
+ − % Add only valid poles
+ − poles = [];
+ − for kk = 1:numel(ps)
+ − if ~isnan(ps(kk).f)
+ − poles = [poles ps(kk)];
+ − end
+ − end
+ − pl.pset('poles', poles);
+ −
+ − % Add only valid zeros
+ − zeros = [];
+ − for kk = 1:numel(zs)
+ − if ~isnan(zs(kk).f)
+ − zeros = [zeros zs(kk)];
+ − end
+ − end
+ − pl.pset('zeros', zeros);
+ −
+ − % Set object properties from input plist
+ − pzm.setObjectProperties(pl);
+ −
+ − % Add history
+ − pzm.addHistory(ii, pl, [], []);
+ −
+ − end