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comparison m-toolbox/classes/@smodel/minus.m @ 0:f0afece42f48

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author Daniele Nicolodi <nicolodi@science.unitn.it>
date Wed, 23 Nov 2011 19:22:13 +0100
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-1:000000000000 0:f0afece42f48
1 % MINUS implements subtraction operator for smodel objects.
2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3 %
4 % DESCRIPTION: MINUS implements subtraction operator for two smodel objects.
5 %
6 % CALL: obj = obj1-obj2
7 % obj = minus(obj1,obj2);
8 %
9 % <a href="matlab:utils.helper.displayMethodInfo('smodel', 'minus')">Parameters Description</a>
10 %
11 % VERSION: $Id: minus.m,v 1.10 2011/05/10 20:35:29 mauro Exp $
12 %
13 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
14
15 function varargout = minus(varargin)
16
17 callerIsMethod = utils.helper.callerIsMethod;
18
19 % Check if this is a call for parameters
20 if utils.helper.isinfocall(varargin{:})
21 varargout{1} = getInfo(varargin{3});
22 return
23 end
24
25 % Settings
26 op = 'minus';
27 opname = 'subtraction';
28 opsym = '-';
29
30 if callerIsMethod
31 pl = [];
32 infoObj = [];
33 else
34 pl = getDefaultPlist();
35 infoObj = getInfo('None');
36 end
37 varNames = cell(size(varargin));
38 for ii = 1:nargin,varNames{ii} = inputname(ii);end
39
40 if nargout == 0
41 error('### A %s operator can not be used as a modifier.', opname);
42 end
43
44 mdl = smodel.elementOp(callerIsMethod, op, opname, opsym, infoObj, pl, varargin(:), varNames);
45
46 % Set output
47 varargout = utils.helper.setoutputs(nargout, mdl);
48
49 end
50
51 %--------------------------------------------------------------------------
52 % Get Info Object
53 %--------------------------------------------------------------------------
54 function ii = getInfo(varargin)
55
56 if nargin == 1 && strcmpi(varargin{1}, 'None')
57 sets = {};
58 pl = [];
59 else
60 sets = {'Default'};
61 pl = getDefaultPlist();
62 end
63 % Build info object
64 ii = minfo(mfilename, 'smodel', 'ltpda', utils.const.categories.aop, '$Id: minus.m,v 1.10 2011/05/10 20:35:29 mauro Exp $', sets, pl);
65 ii.setArgsmin(2);
66 ii.setModifier(false);
67 end
68
69 %--------------------------------------------------------------------------
70 % Get Default Plist
71 %--------------------------------------------------------------------------
72 function plout = getDefaultPlist()
73 persistent pl;
74 if ~exist('pl', 'var') || isempty(pl)
75 pl = buildplist();
76 end
77 plout = pl;
78 end
79
80 function pl = buildplist()
81 pl = plist.EMPTY_PLIST;
82 end