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comparison m-toolbox/classes/@ao/max.m @ 0:f0afece42f48

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author Daniele Nicolodi <nicolodi@science.unitn.it>
date Wed, 23 Nov 2011 19:22:13 +0100
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-1:000000000000 0:f0afece42f48
1 % MAX computes the maximum value of the data in the AO.
2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3 %
4 % DESCRIPTION: MAX computes the maximum value of the data in the AO.
5 %
6 % CALL: ao_out = max(ao_in);
7 % ao_out = max(ao_in, pl);
8 %
9 % NOTE: this does not currently work for data3D AOs.
10 %
11 % PARAMETERS:
12 %
13 % <a href="matlab:utils.helper.displayMethodInfo('ao', 'max')">Parameters Description</a>
14 %
15 % VERSION: $Id: max.m,v 1.30 2011/04/08 08:56:16 hewitson Exp $
16 %
17 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
18
19 function varargout = max(varargin)
20
21 % Check if this is a call for parameters
22 if utils.helper.isinfocall(varargin{:})
23 varargout{1} = getInfo(varargin{3});
24 return
25 end
26
27 % Collect input variable names
28 in_names = cell(size(varargin));
29 for ii = 1:nargin,in_names{ii} = inputname(ii);end
30
31 % Collect all AOs
32 [as, ao_invars] = utils.helper.collect_objects(varargin(:), 'ao', in_names);
33 pl = utils.helper.collect_objects(varargin(:), 'plist');
34
35 pl = combine(pl, getDefaultPlist);
36
37 % Decide on a deep copy or a modify
38 bs = copy(as, nargout);
39
40
41 % Apply method to all AOs
42 for j=1:numel(bs)
43 skip = false;
44 % get max value
45 if isa(bs(j).data, 'data3D')
46 skip = true;
47 warning('!!! Skipping AO [%s]: max doesn''t work for 3D data at the moment', bs(j).name);
48 elseif isa(bs(j).data, 'data2D')
49 switch lower(find(pl, 'axis'))
50 case 'x'
51 [mx, idx] = max(bs(j).data.getX);
52 my = bs(j).data.getY(idx);
53 case 'y'
54 [my, idx] = max(bs(j).data.getY);
55 mx = bs(j).data.getX(idx);
56 otherwise
57 error('### The axis must one of ''x'' or ''y''.');
58 end
59 d = xydata(mx, my);
60 d.xunits = bs(j).data.xunits;
61 d.yunits = bs(j).data.yunits;
62 bs(j).data = d;
63 else
64 my = max(bs(j).data.getY);
65 bs(j).data.setY(my);
66 end
67
68 if ~skip
69 % Set new AO name
70 bs(j).name = ['max(' ao_invars{j} ')'];
71 % append history
72 bs(j).addHistory(getInfo('None'), pl, ao_invars(j), bs(j).hist);
73 % clear errors
74 bs(j).clearErrors(pl);
75 end
76 end
77
78 % Set output
79 if nargout == numel(bs)
80 % List of outputs
81 for ii = 1:numel(bs)
82 varargout{ii} = bs(ii);
83 end
84 else
85 % Single output
86 varargout{1} = bs;
87 end
88 end
89
90 %--------------------------------------------------------------------------
91 % Get Info Object
92 %--------------------------------------------------------------------------
93 function ii = getInfo(varargin)
94 if nargin == 1 && strcmpi(varargin{1}, 'None')
95 sets = {};
96 pl = [];
97 else
98 sets = {'Default'};
99 pl = getDefaultPlist;
100 end
101 % Build info object
102 ii = minfo(mfilename, 'ao', 'ltpda', utils.const.categories.op, '$Id: max.m,v 1.30 2011/04/08 08:56:16 hewitson Exp $', sets, pl);
103 end
104
105 %--------------------------------------------------------------------------
106 % Get Default Plist
107 %--------------------------------------------------------------------------
108 function plout = getDefaultPlist()
109 persistent pl;
110 if exist('pl', 'var')==0 || isempty(pl)
111 pl = buildplist();
112 end
113 plout = pl;
114 end
115
116 function pl = buildplist()
117 pl = plist.AXIS_2D_PLIST;
118 end
119
120 % END