/usr/share/psychtoolbox-3/PsychOneliners/CenterMatOnPoint.m is in psychtoolbox-3-common 3.0.11.20131230.dfsg1-1build1.
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 | function [xinds yinds] = CenterMatOnPoint(mat,x,y)
% [xinds yinds] = CenterMatOnPoint(mat,x,y)
%
% returns indices to center matrix on a point
%
% if no point is provided, relative indices are computed
%
% DN 2008
if nargin ==1
x = 0;
y = 0;
end
[ys,xs] = AltSize(mat,[1 2]);
xinds = floor(-xs/2+1:xs/2)+round(x);
yinds = floor(-ys/2+1:ys/2)+round(y);
|