Mercurial > hg > ltpda

annotate m-toolbox/classes/@matrix/rotate.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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0
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 % ROTATE applies rotation factor to matrix objects
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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: ROTATE applies rotation factor to matrix objects
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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: B = rotate(A, pl)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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7 % B1 = rotate(A1, pl)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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8 % Bs = rotate(As, ang)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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9 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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10 % INPUTS: Ai - matrix object(s) with AOs, size: [2 1] or [1 2]
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Daniele Nicolodi <nicolodi@science.unitn.it>
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11 % pl - parameter list
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Daniele Nicolodi <nicolodi@science.unitn.it>
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12 % ang - rotation angle as cdata AO or double
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Daniele Nicolodi <nicolodi@science.unitn.it>
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13 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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14 % Please notice that a positive rotation angle means rotating counterclockwise
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Daniele Nicolodi <nicolodi@science.unitn.it>
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15 % if we use the standard right-handed coordinate system, where x axis goes to
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Daniele Nicolodi <nicolodi@science.unitn.it>
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16 % the right and where y axis goes up.
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Daniele Nicolodi <nicolodi@science.unitn.it>
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17 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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18 % OUTPUTS: Bi - matrix object(s) with AOs, size: [2 1] or [1 2] with rotated data
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Daniele Nicolodi <nicolodi@science.unitn.it>
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19 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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20 % <a href="matlab:utils.helper.displayMethodInfo('matrix', 'rotate')">Parameters Description</a>
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Daniele Nicolodi <nicolodi@science.unitn.it>
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21 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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22 % VERSION: $Id: rotate.m,v 1.8 2011/04/08 08:56:31 hewitson Exp $
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Daniele Nicolodi <nicolodi@science.unitn.it>
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23 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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24 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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25
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Daniele Nicolodi <nicolodi@science.unitn.it>
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26 function varargout = rotate(varargin)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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27
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Daniele Nicolodi <nicolodi@science.unitn.it>
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28 % check if this is a call for parameters
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Daniele Nicolodi <nicolodi@science.unitn.it>
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29 if utils.helper.isinfocall(varargin{:})
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Daniele Nicolodi <nicolodi@science.unitn.it>
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30 varargout{1} = getInfo(varargin{3});
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Daniele Nicolodi <nicolodi@science.unitn.it>
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31 return
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Daniele Nicolodi <nicolodi@science.unitn.it>
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32 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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33
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Daniele Nicolodi <nicolodi@science.unitn.it>
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34 import utils.const.*
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Daniele Nicolodi <nicolodi@science.unitn.it>
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35 utils.helper.msg(msg.PROC3, 'running %s/%s', mfilename('class'), mfilename);
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36
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Daniele Nicolodi <nicolodi@science.unitn.it>
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37 % collect input variable names
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Daniele Nicolodi <nicolodi@science.unitn.it>
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38 in_names = cell(size(varargin));
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Daniele Nicolodi <nicolodi@science.unitn.it>
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39 for ii = 1:nargin,in_names{ii} = inputname(ii); end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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40
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Daniele Nicolodi <nicolodi@science.unitn.it>
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41 % collect all MATRIX, AOs and plists
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Daniele Nicolodi <nicolodi@science.unitn.it>
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42 [ms, matrix_invars, rest] = utils.helper.collect_objects(varargin(:), 'matrix', in_names);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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43 [pli, invars, rest] = utils.helper.collect_objects(rest(:), 'plist', in_names);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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44
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Daniele Nicolodi <nicolodi@science.unitn.it>
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45 % make copies or handles to inputs
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Daniele Nicolodi <nicolodi@science.unitn.it>
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46 bs = copy(ms, nargout);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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47
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Daniele Nicolodi <nicolodi@science.unitn.it>
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48 % combine plists
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Daniele Nicolodi <nicolodi@science.unitn.it>
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49 pl = combine(pli, getDefaultPlist);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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50
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Daniele Nicolodi <nicolodi@science.unitn.it>
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51 % collect input histories
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Daniele Nicolodi <nicolodi@science.unitn.it>
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52 inhists = copy([ms.hist], true);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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53
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Daniele Nicolodi <nicolodi@science.unitn.it>
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54 % exctracts info about the rotation angle from the plist
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Daniele Nicolodi <nicolodi@science.unitn.it>
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55 ang = mfind(pl, 'ang', 'angle');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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56
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Daniele Nicolodi <nicolodi@science.unitn.it>
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57 switch class(ang)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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58 case 'double'
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Daniele Nicolodi <nicolodi@science.unitn.it>
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59 % look in rest
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Daniele Nicolodi <nicolodi@science.unitn.it>
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60 if ang == 0 && ~isempty(rest)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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61 ang = rest{1};
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Daniele Nicolodi <nicolodi@science.unitn.it>
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62 % store angle into the plist to add it to history
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Daniele Nicolodi <nicolodi@science.unitn.it>
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63 pl.pset('ang', ang);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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64 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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65 case 'ao'
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Daniele Nicolodi <nicolodi@science.unitn.it>
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66 otherwise
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Daniele Nicolodi <nicolodi@science.unitn.it>
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67 error('### wrong container %s for the rotation angle. It can be a double or an ao', class(ang))
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Daniele Nicolodi <nicolodi@science.unitn.it>
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68 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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69
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Daniele Nicolodi <nicolodi@science.unitn.it>
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70 if isa(ang, 'ao')
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Daniele Nicolodi <nicolodi@science.unitn.it>
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71 % extract value
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Daniele Nicolodi <nicolodi@science.unitn.it>
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72 ang = ang.y;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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73 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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74
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Daniele Nicolodi <nicolodi@science.unitn.it>
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75 % check that ang is a number
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Daniele Nicolodi <nicolodi@science.unitn.it>
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76 if isempty(ang) || ~isnumeric(ang) || numel(ang) ~= 1
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Daniele Nicolodi <nicolodi@science.unitn.it>
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77 error('### rotation angle must be scalar value');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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78 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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79
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Daniele Nicolodi <nicolodi@science.unitn.it>
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80 % Loop over input MATRIX objects
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Daniele Nicolodi <nicolodi@science.unitn.it>
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81 for jj = 1 : numel(bs)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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82 % deal with columns
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Daniele Nicolodi <nicolodi@science.unitn.it>
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83 if ~isequal(size(bs(jj).objs), [1 2]) && ~isequal(size(bs(jj).objs), [2 1])
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Daniele Nicolodi <nicolodi@science.unitn.it>
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84 error('### rotate accepts only 2x1 or 1x2 matrices')
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Daniele Nicolodi <nicolodi@science.unitn.it>
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85 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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86
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Daniele Nicolodi <nicolodi@science.unitn.it>
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87 % construct rotation matrix
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Daniele Nicolodi <nicolodi@science.unitn.it>
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88 m = [ cos(ang) -sin(ang)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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89 sin(ang) cos(ang) ];
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Daniele Nicolodi <nicolodi@science.unitn.it>
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90
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Daniele Nicolodi <nicolodi@science.unitn.it>
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91 % arrange input values into a column vector
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Daniele Nicolodi <nicolodi@science.unitn.it>
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92 xy = [ transpose(bs(jj).objs(1).y); transpose(bs(jj).objs(2).y) ];
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Daniele Nicolodi <nicolodi@science.unitn.it>
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93
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Daniele Nicolodi <nicolodi@science.unitn.it>
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94 % apply the rotation matrix
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Daniele Nicolodi <nicolodi@science.unitn.it>
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95 xyr = m * xy;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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96
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Daniele Nicolodi <nicolodi@science.unitn.it>
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97 % set output values
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Daniele Nicolodi <nicolodi@science.unitn.it>
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98 bs(jj).objs(1).data.y = xyr(1,:);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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99 bs(jj).objs(2).data.y = xyr(2,:);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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100
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Daniele Nicolodi <nicolodi@science.unitn.it>
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101 % set name
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Daniele Nicolodi <nicolodi@science.unitn.it>
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102 bs(jj).setName(sprintf('rotate(%s)', matrix_invars{jj}));
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Daniele Nicolodi <nicolodi@science.unitn.it>
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103
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Daniele Nicolodi <nicolodi@science.unitn.it>
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104 % update history
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Daniele Nicolodi <nicolodi@science.unitn.it>
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105 bs(jj).addHistory(getInfo('None'), pl, matrix_invars, inhists);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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106
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Daniele Nicolodi <nicolodi@science.unitn.it>
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107 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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108
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Daniele Nicolodi <nicolodi@science.unitn.it>
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109 % Set output
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Daniele Nicolodi <nicolodi@science.unitn.it>
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110 if nargout == numel(bs)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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111 % List of outputs
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Daniele Nicolodi <nicolodi@science.unitn.it>
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112 for ii = 1:numel(bs)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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113 varargout{ii} = bs(ii);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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114 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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115 else
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Daniele Nicolodi <nicolodi@science.unitn.it>
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116 % Single output
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Daniele Nicolodi <nicolodi@science.unitn.it>
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117 varargout{1} = bs;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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118 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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119 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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120
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Daniele Nicolodi <nicolodi@science.unitn.it>
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121 %--------------------------------------------------------------------------
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Daniele Nicolodi <nicolodi@science.unitn.it>
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122 % Get Info Object
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Daniele Nicolodi <nicolodi@science.unitn.it>
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123 %--------------------------------------------------------------------------
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Daniele Nicolodi <nicolodi@science.unitn.it>
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124 function ii = getInfo(varargin)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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125 if nargin == 1 && strcmpi(varargin{1}, 'None')
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Daniele Nicolodi <nicolodi@science.unitn.it>
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126 sets = {};
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Daniele Nicolodi <nicolodi@science.unitn.it>
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127 pls = [];
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Daniele Nicolodi <nicolodi@science.unitn.it>
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128 else
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Daniele Nicolodi <nicolodi@science.unitn.it>
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129 sets = {'Default'};
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Daniele Nicolodi <nicolodi@science.unitn.it>
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130 pls = getDefaultPlist;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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131 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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132 % build info object
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Daniele Nicolodi <nicolodi@science.unitn.it>
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133 ii = minfo(mfilename, 'matrix', 'ltpda', utils.const.categories.op, '$Id: rotate.m,v 1.8 2011/04/08 08:56:31 hewitson Exp $', sets, pls);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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134 ii.setArgsmin(1);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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135 ii.setOutmin(1);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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136 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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137
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Daniele Nicolodi <nicolodi@science.unitn.it>
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138 %--------------------------------------------------------------------------
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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139 % Get Default Plist
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Daniele Nicolodi <nicolodi@science.unitn.it>
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140 %--------------------------------------------------------------------------
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Daniele Nicolodi <nicolodi@science.unitn.it>
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141 function plout = getDefaultPlist()
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Daniele Nicolodi <nicolodi@science.unitn.it>
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142 persistent pl;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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143 if exist('pl', 'var')==0 || isempty(pl)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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144 pl = buildplist();
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Daniele Nicolodi <nicolodi@science.unitn.it>
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145 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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146 plout = pl;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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147 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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148
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Daniele Nicolodi <nicolodi@science.unitn.it>
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149 function pl = buildplist()
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Daniele Nicolodi <nicolodi@science.unitn.it>
parents:
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150
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Daniele Nicolodi <nicolodi@science.unitn.it>
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151 pl = plist();
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Daniele Nicolodi <nicolodi@science.unitn.it>
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152 p = param({'ang', 'The angle to rotate by. It can be a double or an AO.'}, paramValue.DOUBLE_VALUE(0));
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Daniele Nicolodi <nicolodi@science.unitn.it>
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153 pl.append(p);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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154
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Daniele Nicolodi <nicolodi@science.unitn.it>
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155 end