Mercurial > hg > ltpda

annotate m-toolbox/classes/@matrix/getObjectAtIndex.m @ 35:4be5f7a5316f 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
children
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 % GETOBJECTATINDEX index into the inner objects of one matrix object.
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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3 %
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4 % DESCRIPTION: GETOBJECTATINDEX index into the inner objects of one matrix object.
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5 %
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6 % CALL: b = getObjectAtIndex(m, i)
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7 % b = getObjectAtIndex(m, i, j)
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8 % b = m.getObjectAtIndex(plist('I', i))
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9 % b = m.getObjectAtIndex(plist('I', i, 'J', j))
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10 %
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11 % <a href="matlab:utils.helper.displayMethodInfo('matrix', 'getObjectAtIndex')">Parameters Description</a>
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12 %
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13 % VERSION: $Id: getObjectAtIndex.m,v 1.11 2011/05/22 22:15:03 mauro Exp $
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14 %
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15 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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16
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17
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18 function varargout = getObjectAtIndex(varargin)
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19
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20 % Check if this is a call for parameters
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21 if utils.helper.isinfocall(varargin{:})
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22 varargout{1} = getInfo(varargin{3});
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23 return
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24 end
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25
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26 if nargout == 0
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27 error('### getObjectAtIndex cannot be used as a modifier. Please give an output variable.');
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28 end
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29
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30 import utils.const.*
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31 utils.helper.msg(msg.PROC3, 'running %s/%s', mfilename('class'), mfilename);
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32
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33 % Collect input variable names
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34 in_names = cell(size(varargin));
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35 for ii = 1:nargin,in_names{ii} = inputname(ii);end
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36
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37 % Collect all 'ltpda_uoh' objects and plists
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38 [mobjs, obj_invars, rest] = utils.helper.collect_objects(varargin(:), 'matrix', in_names);
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39 [pl, pl_invars, rest] = utils.helper.collect_objects(rest(:), 'plist', in_names);
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40
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41
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42 if numel(mobjs) > 1
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43 error('### %s only supports a single input matrix object.', mfilename);
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44 end
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45
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46 % Combine plists
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47 pl = combine(pl, getDefaultPlist);
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48
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49 % Get indices
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50 idxi = find(pl, 'i');
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51 idxj = find(pl, 'j');
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52 if isempty(idxi) || isempty(idxj)
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53 % go through the other inputs
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54 for jj = 1:numel(rest)
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55 if isnumeric(rest{jj}) && isempty(idxi)
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56 idxi = rest{jj};
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57 elseif isnumeric(rest{jj}) && isempty(idxj)
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58 idxj = rest{jj};
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59 end
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60 end
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61 end
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62
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63 if isempty(idxi) && isempty(idxj)
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64 error('### Please provide an index of index pair.');
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65 end
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66
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67 % Now index with either (i) or (i,j)
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68 if isempty(idxj)
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69 for kk = 1:numel(idxi)
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70 aout(kk) = copy(mobjs.objs(idxi(kk)), true);
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71 hpl = pl.pset('i', idxi(kk));
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72 if isempty(aout(kk).name)
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73 aout(kk).setName(sprintf('%s(%s)', mobjs.name, num2str(idxi(kk))));
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74 end
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75 aout(kk).addHistory(getInfo('None'), hpl, obj_invars(1), mobjs.hist);
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76 end
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77 else
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78 for ii = 1:numel(idxi)
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79 for jj = 1:numel(idxj)
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80 aout(ii*jj) = copy(mobjs.objs(idxi(ii), idxj(jj)), true);
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81 hpl = pl.pset('i', idxi(ii));
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82 hpl = pl.pset('j', idxj(jj));
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83 if isempty(aout(ii*jj).name)
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84 aout(ii*jj).setName(sprintf('%s(%s,%s)', mobjs.name, num2str(idxi(ii)), num2str(idxj(jj))));
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85 end
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86 aout(ii*jj).addHistory(getInfo('None'), hpl, obj_invars(1), mobjs.hist);
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87 end
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88 end
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89 end
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90
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91 % Set output
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92 varargout{1} = aout;
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93 end
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94
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95 %--------------------------------------------------------------------------
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96 % Get Info Object
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97 %--------------------------------------------------------------------------
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98 function ii = getInfo(varargin)
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99 if nargin == 1 && strcmpi(varargin{1}, 'None')
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100 sets = {};
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101 pl = [];
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102 else
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103 sets = {'Default'};
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104 pl = getDefaultPlist();
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105 end
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106 % Build info object
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107 ii = minfo(mfilename, 'matrix', 'ltpda', utils.const.categories.helper, '$Id: getObjectAtIndex.m,v 1.11 2011/05/22 22:15:03 mauro Exp $', sets, pl);
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108 ii.setModifier(false);
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109 end
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110
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111 %--------------------------------------------------------------------------
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112 % Get Default Plist
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113 %--------------------------------------------------------------------------
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114 function plout = getDefaultPlist()
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115 persistent pl;
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116 if ~exist('pl', 'var') || isempty(pl)
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117 pl = buildplist();
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118 end
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119 plout = pl;
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120 end
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121
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122 function plo = buildplist()
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123
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124 plo = plist();
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125
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126 p = param({'I', 'The I index of the inner object vector or matrix.'}, paramValue.EMPTY_DOUBLE);
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127 plo.append(p);
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128
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129 p = param({'J', 'The J index of the inner object matrix.'}, paramValue.EMPTY_DOUBLE);
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130 plo.append(p);
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131
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132 end
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133