/usr/share/psychtoolbox-3/PsychHardware/iViewXToolbox/iViewXSetCalPoints.m is in psychtoolbox-3-common 3.0.11.20140816.dfsg1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 | function ivx=iviewxsetcalpoints(ivx, points, offset, scale)
% set a number of iviewx default parameters
if ~exist('ivx', 'var') || isempty(ivx)
error('iviewxsetcalpoints: please specify ''ivx'' structure holding defaults');
return;
end
if exist('points', 'var') && ~isempty(points)
ivx.nCalPoints=points;
elseif ~isfield(ivx, 'nCalPoints') || isempty(ivx.nCalPoints)
ivx.nCalPoints=9;
end
if exist('offset', 'var') && ~isempty(offset)
ivx.calPointOffset=offset;
else
ivx.calPointOffset=[0 0];
end
if exist('scale', 'var') && ~isempty(scale)
ivx.calPointScale=scale;
else
ivx.calPointScale=[100 100];
end
ivx.calPointInset=5;
dt=ivx.calPointInset;
switch(ivx.nCalPoints)
case 1,
ivx.relCalPos=[ 50 50]; % 1 point in % of screen
case 3,
ivx.relCalPos=[ 50 50; 5 50; 95 50]; % 3 points in % of screen
case 5,
ivx.relCalPos=[ 50 50; 5 5; 95 5; 5 95; 95 95]; % 5 points in % of screen
case 9,
ivx.relCalPos=[ 50 50; 5 5; 95 5; 5 95; 95 95; 50 5; 5 50; 95 50; 50 95]; % 9 points in % of screen
case 13,
ivx.relCalPos=[ 50 50; 5 5; 50 5; 95 5; 5 50; 95 50; 5 95; 50 95; 95 95]; % 9 points in % of screen
ivx.relCalPos=[ ivx.relCalPos; 33.3 25; 66.7 25; 33.3 75; 66.7 75]; % 13 points in % of screen
otherwise,
ivx.relCalPos=[ 50 50; 5 5; 50 5; 95 5; 5 50; 95 50; 5 95; 50 95; 95 95]; % 9 points in % of screen
ivx.nCalPoints=length(ivx.relCalPos);
end
if isempty(ivx.window) % default to something
h=1024;
v=768;
else
[h v]=WindowSize(ivx.window);
end
ivx.screenHSize=h;
ivx.screenVSize=v;
% center around 0,0
ivx.relCalPos=ivx.relCalPos-50;
% scale relative to center
ivx.relCalPos(:,1)=ivx.relCalPos(:,1)*(ivx.calPointScale(:,1)/100);
ivx.relCalPos(:,2)=ivx.relCalPos(:,2)*(ivx.calPointScale(:,2)/100);
% apply any offset
ivx.relCalPos(:,1)=ivx.relCalPos(:,1)+50+ivx.calPointOffset(:,1);
ivx.relCalPos(:,2)=ivx.relCalPos(:,2)+50+ivx.calPointOffset(:,2);
ivx.absCalPos=[]; % clear any existing points
ivx.relCalPos=ivx.relCalPos/100;
% if 1
ivx.absCalPos(:,1)=ivx.relCalPos(:,1)*h;
ivx.absCalPos(:,2)=ivx.relCalPos(:,2)*v;
ivx.absCalPos=round(ivx.absCalPos);
% ivx.absDCPos(:,1)=ivx.relDCPos(:,1)*h;
% ivx.absDCPos(:,2)=ivx.relDCPos(:,2)*v;
% ivx.absDCPos=round(ivx.absDCPos);
% calPointSize=round(ivx.calPointSize/100*v);
% calPointSize=calPointSize+(1-mod(calPointSize,2));
% if calPointSize<3 calPointSize=3; end
%
% ivx.calRect=[0 0 calPointSize calPointSize];
% calPointSize=round(ivx.calPointSizeCenter/100*v);
% calPointSize=calPointSize+(1-mod(calPointSize,2));
% if calPointSize<1 calPointSize=1; end
% ivx.calRectCenter=[0 0 calPointSize calPointSize];
% end
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