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annotate m-toolbox/classes/@ao/power.m @ 0:f0afece42f48

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Import.
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Wed, 23 Nov 2011 19:22:13 +0100
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 % POWER implements power operator for analysis objects.
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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3 %
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4 % DESCRIPTION: POWER implements power operator for analysis objects.
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5 %
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6 % CALL: a = a1.^scalar
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7 % a = a1.^a2
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8 %
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9 % <a href="matlab:utils.helper.displayMethodInfo('ao', 'power')">Parameters Description</a>
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10 %
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11 % VERSION: $Id: power.m,v 1.35 2011/04/08 08:56:16 hewitson Exp $
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12 %
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13 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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14
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15 function varargout = power(varargin)
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16
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17 import utils.const.*
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18
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19 callerIsMethod = utils.helper.callerIsMethod;
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20
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21 operatorName = 'power';
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22 operatorSymbol = '.^';
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23
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24 % Check if this is a call for parameters
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25 if utils.helper.isinfocall(varargin{:})
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26 varargout{1} = getInfo(varargin{3});
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27 return
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28 end
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29
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30 utils.helper.msg(msg.PROC3, 'running %s/%s', mfilename('class'), mfilename);
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31
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32 % Collect input aos, plists and ao 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 for numbers in the other arguments and convert to AOs
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37 args = utils.helper.collect_values(varargin);
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38 [as, ao_invars] = utils.helper.collect_objects(args, 'ao', in_names);
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39 pl = utils.helper.collect_objects(args, 'plist');
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40
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41 % Combine with default plist
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42 pl = parse(pl, getDefaultPlist);
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43
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44 % Decide on a deep copy or a modify
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45 bs = copy(as, nargout);
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46
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47 % Settings
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48 if callerIsMethod
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49 infoObj = [];
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50 else
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51 infoObj = getInfo();
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52 end
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53
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54 if ~isempty(pl.find('exponent'))
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55 bs = [reshape(bs, [], 1), ao(pl.find('exponent'))];
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56 ao_invars{end+1} = mat2str(pl.find('exponent'));
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57 end
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58
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59 % Apply method and set output
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60 varargout{1} = bs.applyoperator(callerIsMethod, ao_invars, operatorName, operatorSymbol, pl, infoObj);
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61 end
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62
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63 %--------------------------------------------------------------------------
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64 % Get Info Object
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65 %--------------------------------------------------------------------------
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66 function ii = getInfo(varargin)
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67 if nargin == 1 && strcmpi(varargin{1}, 'None')
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68 sets = {};
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69 pl = [];
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70 else
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71 sets = {'Default'};
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72 pl = getDefaultPlist;
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73 end
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74 % Build info object
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75 ii = minfo(mfilename, 'ao', 'ltpda', utils.const.categories.aop, '$Id: power.m,v 1.35 2011/04/08 08:56:16 hewitson Exp $', sets, pl);
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76 ii.setArgsmin(2);
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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 function plout = getDefaultPlist()
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83 persistent pl;
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84 if ~exist('pl', 'var') || isempty(pl)
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85 pl = buildplist();
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86 end
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87 plout = pl;
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88 end
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89
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90 function pl = buildplist()
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91 pl = plist({'exponent', 'The exponent.'}, paramValue.EMPTY_DOUBLE);
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92 end
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93
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94