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Viewing changes to Psychtoolbox/PsychOneliners/SetResolution.m

  • Committer: Package Import Robot
  • Author(s): Yaroslav Halchenko
  • Date: 2013-11-19 23:34:50 UTC
  • mfrom: (3.1.4 experimental)
  • Revision ID: package-import@ubuntu.com-20131119233450-f7nf92vb8qavjmk8
Tags: 3.0.11.20131017.dfsg1-3
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Psychtoolbox/PsychOneliners/SetResolution.m
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% 6/7/02  dgp Hz value of NaN matches NaN.
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% 9/23/07 mk  Adapted for Psychtoolbox-3.
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if nargin<2 | nargin>5
 
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if nargin<2 || nargin>5
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        error(sprintf('%s\n%s','USAGE: oldRes=SetResolution(screenNumber,width,height,[hz],[pixelSize])',...
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                           '           oldRes=SetResolution(screenNumber,res)'));
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end
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if screenNumber<0 | screenNumber>max(Screen('Screens'))
 
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if screenNumber<0 || screenNumber>max(Screen('Screens'))
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        error(sprintf('Invalid screenNumber %d.',screenNumber));
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end
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        hz=oldRes.hz;
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end
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if nargin==2 & isa(width,'struct')
 
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if nargin==2 && isa(width,'struct')
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        res=width;
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        if isfield(res,'width')
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                width=res.width;
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        end
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end
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if ~exist('height','var')  | isempty(height) | ~isfinite(height)
 
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if ~exist('height','var')  || isempty(height) || ~isfinite(height)
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        error('height (in pixels) must be specified.');
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end
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if ~exist('width','var') | isempty(width) | ~isfinite(width)
 
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if ~exist('width','var') || isempty(width) || ~isfinite(width)
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        error('width (in pixels) must be specified.');
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end
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end
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nres = res(resIndex(1));
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if isempty(pixelSize) | ~isfinite(pixelSize)
 
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if isempty(pixelSize) || ~isfinite(pixelSize)
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    nres.pixelSize = [];
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else
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    nres.pixelSize = pixelSize;