Mercurial > hg > ltpda

annotate m-toolbox/classes/@ao/minus.m @ 49:0bcdf74587d1 database-connection-manager

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Cleanup
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Wed, 07 Dec 2011 17:24:36 +0100
parents f0afece42f48
children
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 % MINUS implements subtraction operator for analysis objects.
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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3 %
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4 % DESCRIPTION: MINUS implements subtraction operator for two analysis objects.
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5 %
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6 % CALL:
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7 % a = a1-a2
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8 % a = minus(a1,a2);
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9 % a = minus(a1,a2,a3) == minus(minus(a1,a2),a3)
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10 %
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11 % More than two inputs are handled with nested calls.
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12 %
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13 % <a href="matlab:utils.helper.displayMethodInfo('ao', 'minus')">Parameters Description</a>
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14 %
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15 % VERSION: $Id: minus.m,v 1.39 2011/04/08 08:56:17 hewitson Exp $
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16 %
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17 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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18
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19 function varargout = minus(varargin)
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20
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21 % Settings
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22 op = 'minus';
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23 opname = 'subtract';
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24 opsym = '-';
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25
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26 if nargout == 0
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27 error('### A %s operator can not be used as a modifier.', opname);
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28 end
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29
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30 callerIsMethod = utils.helper.callerIsMethod;
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31
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32 if callerIsMethod
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33 aosNames = {};
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34 else
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35 % collect input variable names
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36 for ii = 1:nargin,aosNames{ii} = inputname(ii);end
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37 end
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38
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39 % apply operator
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40 res = ao.elementOp(callerIsMethod, @getInfo, @getDefaultPlist, op, opname, opsym, aosNames, varargin(:));
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41
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42 % Set output
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43 varargout = utils.helper.setoutputs(nargout, res);
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44
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45
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46 end
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47
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48 %--------------------------------------------------------------------------
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49 % Get Info Object
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50 %--------------------------------------------------------------------------
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51 function ii = getInfo(varargin)
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52
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53 if nargin == 1 && strcmpi(varargin{1}, 'None')
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54 sets = {};
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55 pls = [];
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56 else
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57 sets = {'Default'};
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58 pls = getDefaultPlist;
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59 end
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60 % Build info object
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61 ii = minfo(mfilename, 'ao', 'ltpda', utils.const.categories.aop, '$Id: minus.m,v 1.39 2011/04/08 08:56:17 hewitson Exp $', sets, pls);
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62 ii.setArgsmin(2);
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63 end
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64
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65 %--------------------------------------------------------------------------
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66 % Get Default Plist
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67 %--------------------------------------------------------------------------
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68 function plout = getDefaultPlist()
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69 persistent pl;
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70 if ~exist('pl', 'var') || isempty(pl)
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71 pl = buildplist();
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72 end
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73 plout = pl;
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74 end
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75
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76 function pl = buildplist()
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77 pl = plist.EMPTY_PLIST;
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78 end