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annotate m-toolbox/classes/@ao/diag.m @ 22:b11e88004fca database-connection-manager

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author Daniele Nicolodi <nicolodi@science.unitn.it>
date Mon, 05 Dec 2011 16:20:06 +0100
parents f0afece42f48
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 % DIAG overloads the diagonal operator for analysis objects.
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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3 %
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4 % DESCRIPTION: DIAG overloads the diagonal operator for analysis objects.
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5 %
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6 % CALL: b = diag (a) % only with data = cdata
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7 % b = diag (a, pl)
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8 %
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9 % INPUTS: a - input analysis object
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10 % pl - parameter list
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11 %
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12 % OUTPUTS: b - output analysis object
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13 %
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14 % <a href="matlab:utils.helper.displayMethodInfo('ao', 'diag')">Parameters Description</a>
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15 %
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16 % VERSION: $Id: diag.m,v 1.43 2011/04/19 18:48:11 ingo Exp $
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17 %
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18 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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19
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20 function varargout = diag(varargin)
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21
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22 % Check if the method was called by another method
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23 callerIsMethod = utils.helper.callerIsMethod;
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24
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25 % Settings
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26 operatorName = 'diag';
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27 dxFcn = [];
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28
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29 if callerIsMethod
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30 in_names = {};
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31 else
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32 % Collect input variable names
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33 in_names = cell(size(varargin));
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34 for ii = 1:nargin,in_names{ii} = inputname(ii);end
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35
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36 % Check if this is a call for the minfo object
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37 if utils.helper.isinfocall(varargin{:})
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38 varargout{1} = getInfo(varargin{3});
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39 return
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40 end
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41
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42 end
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43
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44 % Here we are forced to collect objects so that we can check that each ao
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45 % is the correct type and shape for doing det.
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46 [as, dummy, rest] = utils.helper.collect_objects(varargin, 'ao', in_names);
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47
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48 % Check for the correct data objects: Throw an error for data2D objects.
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49 as.checkDataType('data2D');
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50
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51 % Check that the data of the AOs is a square matrix
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52 for ii=1:numel(as)
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53 if size(as(ii).data.y,1) ~= size(as(ii).data.y,2)
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54 error('### The y data must be a square matrix.')
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55 end
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56 end
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57
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58 copyObjects = nargout>0;
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59
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60 % Apply method to all AOs
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61 [out, pl] = ao.applymethod(copyObjects, callerIsMethod, in_names, operatorName, dxFcn, @getInfo, @getDefaultPlist, varargin{:});
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62
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63 % Clear errors
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64 out.clearErrors(pl);
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65
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66 % set outputs
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67 varargout = utils.helper.setoutputs(nargout, out);
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68
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69 end
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70
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71 %--------------------------------------------------------------------------
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72 % Get Info Object
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73 %--------------------------------------------------------------------------
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74 function ii = getInfo(varargin)
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75
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76 ii = minfo.getInfoAxis(mfilename, @getDefaultPlist, varargin);
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77 end
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78
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79 %--------------------------------------------------------------------------
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80 % Get Default Plist
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81 %--------------------------------------------------------------------------
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82
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83 function plout = getDefaultPlist(set)
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84 persistent pl;
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85 persistent lastset;
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86 if ~exist('pl', 'var') || isempty(pl) || ~strcmp(lastset, set)
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87 pl = buildplist(set);
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88 lastset = set;
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89 end
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90 plout = pl;
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91 end
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92
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93 function plout = buildplist(varargin)
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94 plout = plist.getDefaultAxisPlist(varargin{:});
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95 plout.remove('option');
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96 p = param({'option', 'See help on MATLAB''s <a href="matlab:doc(''diag'')">diag</a>.'}, {1, {0}, paramValue.OPTIONAL});
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97 plout.append(p);
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98 end