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annotate m-toolbox/classes/@pzmodel/rdivide.m @ 41:6def6533cb16 database-connection-manager

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author Daniele Nicolodi <nicolodi@science.unitn.it>
date Mon, 05 Dec 2011 18:04:34 +0100
parents f0afece42f48
children
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0
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 % RDIVIDE overloads the division operator for pzmodels.
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Daniele Nicolodi <nicolodi@science.unitn.it>
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Daniele Nicolodi <nicolodi@science.unitn.it>
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3 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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4 % DESCRIPTION: RDIVIDE overloads the division operator for pzmodels.
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Daniele Nicolodi <nicolodi@science.unitn.it>
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5 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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6 % CALL: pzm = rdivide(pzm1, pzm2);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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7 % pzm = pzm1./pzm2;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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8 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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9 % <a href="matlab:utils.helper.displayMethodInfo('pzmodel', 'rdivide')">Parameters Description</a>
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10 %
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11 % VERSION: $Id: rdivide.m,v 1.11 2011/04/08 08:56:32 hewitson Exp $
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12 %
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13 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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14
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Daniele Nicolodi <nicolodi@science.unitn.it>
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15 function varargout = rdivide(varargin)
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16
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Daniele Nicolodi <nicolodi@science.unitn.it>
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17 %%% Check if this is a call for parameters
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18 if utils.helper.isinfocall(varargin{:})
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19 varargout{1} = getInfo(varargin{3});
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Daniele Nicolodi <nicolodi@science.unitn.it>
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20 return
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Daniele Nicolodi <nicolodi@science.unitn.it>
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21 end
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22
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Daniele Nicolodi <nicolodi@science.unitn.it>
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23 %%% Input objects checks
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24 if nargin < 1
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25 error('### incorrect number of inputs.')
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26 end
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27
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Daniele Nicolodi <nicolodi@science.unitn.it>
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28 % Collect input pzmodels, plists and input variable names
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Daniele Nicolodi <nicolodi@science.unitn.it>
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29 in_names = cell(size(varargin));
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Daniele Nicolodi <nicolodi@science.unitn.it>
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30 for ii = 1:nargin
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31 in_names{end+1} = inputname(ii);
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32 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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33 args = utils.helper.collect_values(varargin);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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34 [pzms, invars, rest] = utils.helper.collect_objects(args, 'pzmodel', in_names);
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35 pl = utils.helper.collect_objects(args, 'plist');
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36
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Daniele Nicolodi <nicolodi@science.unitn.it>
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37 % Combine with default plist
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38 pl = combine(pl, getDefaultPlist('Default'));
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39
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Daniele Nicolodi <nicolodi@science.unitn.it>
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40 % Decide on a deep copy or a modify
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Daniele Nicolodi <nicolodi@science.unitn.it>
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41 cpzms = copy(pzms, nargout);
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42
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Daniele Nicolodi <nicolodi@science.unitn.it>
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43 % Loop over pzmodels and modify the first
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Daniele Nicolodi <nicolodi@science.unitn.it>
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44 pzmout = cpzms(1);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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45 hists = pzmout.hist;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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46 name = pzmout.name;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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47 for pp=2:numel(cpzms)
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48
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Daniele Nicolodi <nicolodi@science.unitn.it>
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49 % process this pzmodel
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Daniele Nicolodi <nicolodi@science.unitn.it>
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50 pzm = cpzms(pp);
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51
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52 % Combine the poles and zeros
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53 pzmout.poles = [pzmout.poles pzm.zeros];
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Daniele Nicolodi <nicolodi@science.unitn.it>
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54 pzmout.zeros = [pzmout.zeros pzm.poles];
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Daniele Nicolodi <nicolodi@science.unitn.it>
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55 pzmout.gain = pzmout.gain ./ pzm.gain;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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56 pzmout.delay = pzmout.delay - pzm.delay;
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57
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Daniele Nicolodi <nicolodi@science.unitn.it>
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58 % Multiply the units
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59 if ~isempty(pzm.iunits.strs) && ~isempty(pzmout.ounits.strs)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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60 if pzmout.ounits ~= pzm.ounits
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61 error('### Output units of model %s %s must match the output units of model %s %s', ...
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Daniele Nicolodi <nicolodi@science.unitn.it>
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62 pzm.name, char(pzm.ounits), pzmout.name, char(pzmout.ounits));
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63 end
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64 end
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65 if ~isempty(pzm.ounits.strs)
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66 pzmout.ounits = pzm.iunits;
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67 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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68 if isempty(pzmout.iunits.strs)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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69 pzmout.iunits = pzm.ounits;
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70 end
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71
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Daniele Nicolodi <nicolodi@science.unitn.it>
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72 % compute the new name
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73 name = ['(' name './' pzm.name ')'];
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74
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75 hists = [hists pzm.hist];
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76
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77 end
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78
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Daniele Nicolodi <nicolodi@science.unitn.it>
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79 % set name
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Daniele Nicolodi <nicolodi@science.unitn.it>
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80 pzmout.name = name;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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81 % Add history
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82 pzmout.addHistory(getInfo('None'), pl, invars, hists);
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83
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84 % Outputs
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85 varargout{1} = pzmout;
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86
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87 end
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88
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89
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90 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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91 % Local Functions %
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92 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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93
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94 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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95 %
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96 % FUNCTION: getInfo
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97 %
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98 % DESCRIPTION: Get Info Object
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99 %
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100 % HISTORY: 11-07-07 M Hewitson
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101 % Creation.
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102 %
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103 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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104
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Daniele Nicolodi <nicolodi@science.unitn.it>
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105 function ii = getInfo(varargin)
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106 if nargin == 1 && strcmpi(varargin{1}, 'None')
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Daniele Nicolodi <nicolodi@science.unitn.it>
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107 sets = {};
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Daniele Nicolodi <nicolodi@science.unitn.it>
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108 pls = [];
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109 elseif nargin == 1&& ~isempty(varargin{1}) && ischar(varargin{1})
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110 sets{1} = varargin{1};
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Daniele Nicolodi <nicolodi@science.unitn.it>
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111 pls = getDefaultPlist(sets{1});
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Daniele Nicolodi <nicolodi@science.unitn.it>
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112 else
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Daniele Nicolodi <nicolodi@science.unitn.it>
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113 sets = {'Default'};
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114 pls = [];
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Daniele Nicolodi <nicolodi@science.unitn.it>
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115 for kk=1:numel(sets)
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116 pls = [pls getDefaultPlist(sets{kk})];
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117 end
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118 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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119 % Build info object
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120 ii = minfo(mfilename, 'pzmodel', 'ltpda', utils.const.categories.aop, '$Id: rdivide.m,v 1.11 2011/04/08 08:56:32 hewitson Exp $', sets, pls);
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121 ii.setModifier(false);
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122 end
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123
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124 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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125 %
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126 % FUNCTION: getDefaultPlist
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127 %
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128 % DESCRIPTION: Get Default Plist
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129 %
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130 % HISTORY: 11-07-07 M Hewitson
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131 % Creation.
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132 %
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133 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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134
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Daniele Nicolodi <nicolodi@science.unitn.it>
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135 function plout = getDefaultPlist(set)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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136 persistent pl;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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137 persistent lastset;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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138 if exist('pl', 'var')==0 || isempty(pl) || ~strcmp(lastset, set)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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139 pl = buildplist(set);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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140 lastset = set;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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141 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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142 plout = pl;
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143 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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144
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Daniele Nicolodi <nicolodi@science.unitn.it>
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145 function plo = buildplist(set)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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146 switch lower(set)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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147 case 'default'
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Daniele Nicolodi <nicolodi@science.unitn.it>
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148 plo = plist.EMPTY_PLIST;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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149 otherwise
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150 plo = plist.EMPTY_PLIST;
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151 end
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152 end
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153