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annotate m-toolbox/classes/@ao/inv.m @ 24:056f8e1e995e database-connection-manager

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author Daniele Nicolodi <nicolodi@science.unitn.it>
date Mon, 05 Dec 2011 16:20:06 +0100
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 % INV overloads the inverse function for asnalysis objects.
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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3 %
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4 % DESCRIPTION: INV overloads the inverse function for analysis objects.
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5 %
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6 % CALL: a = inv(a1) % only with data = cdata
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7 %
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8 % <a href="matlab:utils.helper.displayMethodInfo('ao', 'inv')">Parameters Description</a>
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9 %
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10 % VERSION: $Id: inv.m,v 1.43 2011/04/19 18:48:11 ingo Exp $
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11 %
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12 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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13
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14 function varargout = inv(varargin)
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15
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16 % Check if the method was called by another method
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17 callerIsMethod = utils.helper.callerIsMethod;
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18
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19 % Settings
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20 operatorName = 'inv';
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21 dxFcn = [];
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22
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23 if callerIsMethod
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24 in_names = {};
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25 else
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26 % Collect input variable names
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27 in_names = cell(size(varargin));
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28 for ii = 1:nargin,in_names{ii} = inputname(ii);end
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29
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30 % Check if this is a call for the minfo object
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31 if utils.helper.isinfocall(varargin{:})
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32 varargout{1} = getInfo(varargin{3});
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33 return
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34 end
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35
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36 end
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37
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38 % Here we are forced to collect objects so that we can check that each ao
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39 % is the correct type and shape for doing inv.
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40 [as, dummy, rest] = utils.helper.collect_objects(varargin, 'ao', in_names);
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41
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42 % Check for the correct data objects: Throw an error for data2D objects.
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43 as.checkDataType('data2D');
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44
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45 % Check that the data of the AOs is a square matrix
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46 for ii=1:numel(as)
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47 if size(as(ii).data.y,1) ~= size(as(ii).data.y,2)
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48 error('### The y data must be a square matrix.')
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49 end
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50 end
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51
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52 copyObjects = nargout>0;
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53
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54 % Apply method to all AOs
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55 [out, pl] = ao.applymethod(copyObjects, callerIsMethod, in_names, operatorName, dxFcn, @getInfo, @getDefaultPlist, varargin{:});
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56
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57 % Clear errors
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58 out.clearErrors(pl);
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59
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60 % set outputs
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61 varargout = utils.helper.setoutputs(nargout, out);
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62
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63 end
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64
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65 %--------------------------------------------------------------------------
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66 % Get Info Object
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67 %--------------------------------------------------------------------------
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68 function ii = getInfo(varargin)
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69 ii = minfo.getInfoAxis(mfilename, @getDefaultPlist, varargin);
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70 end
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71
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72 %--------------------------------------------------------------------------
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73 % Get Default Plist
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74 %--------------------------------------------------------------------------
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75
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76 function plout = getDefaultPlist(set)
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77 persistent pl;
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78 persistent lastset;
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79 if ~exist('pl', 'var') || isempty(pl) || ~strcmp(lastset, set)
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80 pl = buildplist(set);
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81 lastset = set;
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82 end
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83 plout = pl;
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84 end
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85
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86 function plout = buildplist(varargin)
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87 plout = plist.getDefaultAxisPlist(varargin{:});
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88 end
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89