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annotate m-toolbox/classes/@matrix/rdivide.m @ 43:bc767aaa99a8

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CVS Update
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Tue, 06 Dec 2011 11:09:25 +0100
parents f0afece42f48
children
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 % RDIVIDE implements division operator for matrix objects.
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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3 %
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4 % DESCRIPTION: RDIVIDE implements division operator for two matrix objects.
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5 %
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6 % CALL: obj = obj1./obj2
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7 % obj = rdivide(obj1,obj2);
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8 % obj = rdivide(obj1,obj2,obj3) == rdivide(rdivide(obj1,obj2),obj3)
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9 %
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10 % REMARK: More than two inputs are handled with nested calls.
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11 % (This doesn't work at the moment. Do we need this?)
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12 %
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13 % <a href="matlab:utils.helper.displayMethodInfo('matrix', 'rdivide')">Parameters Description</a>
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14 %
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15 % VERSION: $Id: rdivide.m,v 1.8 2011/04/08 08:56:31 hewitson Exp $
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16 %
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17 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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18
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19 function varargout = rdivide(varargin)
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20
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21 callerIsMethod = utils.helper.callerIsMethod;
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22
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23 % Check if this is a call for parameters
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24 if utils.helper.isinfocall(varargin{:})
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25 varargout{1} = getInfo(varargin{3});
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26 return
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27 end
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28
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29 if nargout == 0
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30 error('### Division operator can not be used as a modifier.');
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31 end
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32
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33 op = 'rdivide';
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34 opname = 'dividion';
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35 opsym = './';
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36 infoObj = getInfo('None');
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37
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38 % collect input variable names
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39 in_names = cell(size(varargin));
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40 for ii = 1:nargin,if ~isa(varargin{ii}, 'plist'), in_names{ii} = inputname(ii); end, end
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41
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42 % Collect all plists
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43 [pl, pl_invars, rest] = utils.helper.collect_objects(varargin(:), 'plist', in_names);
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44
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45 % Combine default plist
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46 pl = combine(pl, getDefaultPlist());
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47
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48 mat = matrix.elementOp(callerIsMethod, op, opname, opsym, infoObj, pl, rest, in_names);
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49
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50 %%%%%%%%%% Prepare output %%%%%%%%%%
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51 if nargout == numel(mat)
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52 for kk=1:numel(mat)
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53 varargout{kk} = mat(kk);
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54 end
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55 else
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56 varargout{1} = mat;
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57 end
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58
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59 end
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60
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61 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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62 % Local Functions %
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63 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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64
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65 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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66 %
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67 % FUNCTION: getInfo
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68 %
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69 % DESCRIPTION: Get Info Object
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70 %
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71 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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72
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73 function ii = getInfo(varargin)
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74
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75 if nargin == 1 && strcmpi(varargin{1}, 'None')
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76 sets = {};
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77 pls = [];
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78 else
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79 sets = {'Default'};
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80 pls = getDefaultPlist;
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81 end
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82 % Build info object
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83 ii = minfo(mfilename, 'matrix', 'ltpda', utils.const.categories.aop, '$Id: rdivide.m,v 1.8 2011/04/08 08:56:31 hewitson Exp $', sets, pls);
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84 ii.setArgsmin(2);
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85 ii.setModifier(false);
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86 end
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87
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88 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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89 %
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90 % FUNCTION: getDefaultPlist
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91 %
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92 % DESCRIPTION: Get Default Plist
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93 %
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94 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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95
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96 function plout = getDefaultPlist()
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97 persistent pl;
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98 if exist('pl', 'var')==0 || isempty(pl)
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99 pl = buildplist();
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100 end
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101 plout = pl;
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102 end
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103
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104 function pl = buildplist()
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105 pl = plist.EMPTY_PLIST;
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106 end