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annotate m-toolbox/classes/@ssm/ssm2ss.m @ 40:977eb37f31cb database-connection-manager

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User friendlier errors from utils.mysql.connect
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Mon, 05 Dec 2011 18:04:03 +0100
parents f0afece42f48
children
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 % SSM2SS converts a statespace model object to a MATLAB statespace object.
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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3 %
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4 % DESCRIPTION: SSM2SS converts a statespace model object to a MATLAB statespace object.
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5 %
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6 % CALL: Convert a statespace model object to a MATLAB statespace object.
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7 % >> ss = ssm2ss(ssm, pl);
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8 %
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9 % ssm - ssm object
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10 % plist with parameters 'inputs', 'states' and 'outputs' to indicate which
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11 % inputs, states and outputs variables are taken in account. This requires
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12 % proper variable naming. If a variable called appears more that once it
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13 % will be used once only.
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14 %
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15 % <a href="matlab:utils.helper.displayMethodInfo('ssm', 'ssm2ss')">Parameters Description</a>
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16 %
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17 % VERSION: $Id: ssm2ss.m,v 1.33 2011/04/08 08:56:23 hewitson Exp $
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18 %
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19 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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20
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21 function varargout = ssm2ss(varargin)
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22
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23 %% starting initial checks
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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(utils.const.msg.MNAME, ['running ', mfilename]);
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31
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32 in_names = cell(size(varargin));
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33 for ii = 1:nargin,in_names{ii} = inputname(ii);end
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34
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35 [obj, ssm_invars, rest] = utils.helper.collect_objects(varargin(:), 'ssm', in_names);
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36 [pl, invars2, rest] = utils.helper.collect_objects(rest(:), 'plist');
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37 if ~isempty(rest)
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38 pl = combine(pl, plist(rest{:}));
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39 end
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40 pl = combine(pl, getDefaultPlist());
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41
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42 %% begin function body
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43 if ~obj.isnumerical
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44 error('system should be numeric')
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45 end
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46 if nargout == numel(obj)
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47 for ii = 1:numel(obj)
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48 [A,B,C,D,Ts,inputvarnames,ssvarnames, outputvarnames] = double(obj(ii), pl);
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49 sys = ss(A,B,C,D,Ts);
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50 sys.StateName = ssvarnames;
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51 sys.InputName = inputvarnames;
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52 sys.OutputName = outputvarnames;
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53 sys.Notes = obj.description;
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54 sys.Name = obj.name;
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55 varargout{ii} = sys;
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56 end
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57 else
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58 [A,B,C,D,Ts,inputvarnames,ssvarnames, outputvarnames] = double(obj, pl);
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59 sys = ss(A,B,C,D,Ts);
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60 sys.StateName = ssvarnames;
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61 sys.InputName = inputvarnames;
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62 sys.OutputName = outputvarnames;
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63 sys.Notes = obj.description;
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64 sys.Name = obj.name;
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65 varargout{1} = sys;
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66 end
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67 end
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68
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69 %--------------------------------------------------------------------------
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70 % Get Info Object
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71 %--------------------------------------------------------------------------
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72 function ii = getInfo(varargin)
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73
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74 if nargin == 1 && strcmpi(varargin{1}, 'None')
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75 sets = {};
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76 pl = [];
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77 else
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78 sets = {'Default'};
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79 pl = getDefaultPlist;
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80 end
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81 % Build info object
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82 ii = minfo(mfilename, 'ssm', 'ltpda', utils.const.categories.converter, '$Id: ssm2ss.m,v 1.33 2011/04/08 08:56:23 hewitson Exp $', sets, pl);
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83 end
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84
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85 %--------------------------------------------------------------------------
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86 % Get Default Plist
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87 %--------------------------------------------------------------------------
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88 function pl = getDefaultPlist()
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89 pl = plist();
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90
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91 p = param({'inputs', ['Specify the inputs. Give one of:<ul>'...
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92 '<li>A cell-array of input port names.</li>'...
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93 '<li>A cell-array of logical arrays specifying which input ports to use for each input block.</li>'...
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94 '<li>A cell-array of double values specifying which input ports to use for each input block.<li>'...
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95 '<li>The string ''ALL'' to use all inputs.']}, paramValue.STRING_VALUE('ALL'));
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96 pl.append(p);
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97
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98 p = param({'states', 'Specify the states. Specify the states as for the ''inputs'' parameter.'}, paramValue.STRING_VALUE('ALL'));
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99 pl.append(p);
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100
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101 p = param({'outputs', 'Specify the outputs. Specify the outputs as for the ''inputs'' parameter.'}, paramValue.STRING_VALUE('ALL'));
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102 pl.append(p);
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103 end
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104
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105
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106
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107