Mercurial > hg > ltpda
diff m-toolbox/classes/@smodel/mrdivide.m @ 0:f0afece42f48
Import.
author | Daniele Nicolodi <nicolodi@science.unitn.it> |
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date | Wed, 23 Nov 2011 19:22:13 +0100 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/m-toolbox/classes/@smodel/mrdivide.m Wed Nov 23 19:22:13 2011 +0100 @@ -0,0 +1,104 @@ +% MRDIVIDE implements mrdivide operator for smodel objects. +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +% +% DESCRIPTION: MRDIVIDE implements mrdivide operator for smodel objects. +% +% CALL: obj = obj1/obj2 +% obj = rdivide(obj1,obj2); +% +% <a href="matlab:utils.helper.displayMethodInfo('smodel', 'mrdivide')">Parameters Description</a> +% +% VERSION: $Id: mrdivide.m,v 1.8 2011/05/11 05:23:15 mauro Exp $ +% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +function mdl = mrdivide(varargin) + + callerIsMethod = utils.helper.callerIsMethod; + + % Check if this is a call for parameters + if utils.helper.isinfocall(varargin{:}) + mdl = getInfo(varargin{3}); + return + end + + if nargout == 0 + error('### Matrix division operator can not be used as a modifier.'); + end + + mdl1 = varargin{1}; + mdl2 = varargin{2}; + + % Convert numbers into a smodel object + if isnumeric(mdl1) + mdl1 = smodel(mdl1); + end + if isnumeric(mdl2) + mdl2 = smodel(mdl2); + end + + %----------------- Gather the input objects names and history + in_names = cell(size(varargin)); + for ii = 1:nargin,in_names{ii} = inputname(ii);end + + % Convert cdata aos into a smodel object + if isa(mdl2, 'ao') + if isa(mdl2.data, 'cdata') && numel(mdl2.data.y) == 1 + mdl2 = smodel(mdl2.y); + else + error('### It is not possible to divide the two objects!'); + end + end + + mdl = copy(mdl1, true); + mdl.expr = msym(['(' mdl.expr.s ')/(' mdl2.expr.s ')']); + mdl.name = ['(' mdl.name ')*(' mdl2.name ')']; + + smodel.mergeFields(mdl1, mdl2, mdl, 'params', 'values'); + smodel.mergeFields(mdl1, mdl2, mdl, 'aliasNames', 'aliasValues'); + smodel.mergeFields(mdl1, mdl2, mdl, 'xvar', 'xvals'); + smodel.mergeFields(mdl1, mdl2, mdl, 'xvar', 'xunits'); + smodel.mergeFields(mdl1, mdl2, mdl, 'xvar', 'trans'); + + if ~callerIsMethod + mdl.addHistory(getInfo('None'), [], in_names, [mdl1.hist mdl2.hist]); + end + +end + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +% Local Functions % +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%-------------------------------------------------------------------------- +% 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, 'smodel', 'ltpda', utils.const.categories.aop, '$Id: mrdivide.m,v 1.8 2011/05/11 05:23:15 mauro Exp $', sets, pl); + ii.setArgsmin(2); + ii.setModifier(false); +end + +%-------------------------------------------------------------------------- +% Get Default Plist +%-------------------------------------------------------------------------- +function plout = getDefaultPlist() + persistent pl; + if ~exist('pl', 'var') || isempty(pl) + pl = buildplist(); + end + plout = pl; +end + +function pl = buildplist() + pl = plist.EMPTY_PLIST; +end