/usr/share/psychtoolbox-3/PsychRects/RectOfMatrix.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 | function rect = RectOfMatrix(mat)
% rect = RectOfMatrix(mat)
%
% Accept an image as a matrix and return a Psychtoolbox rect specifying
% the bounds.
%
% See also SetRect, PsychRects
% HISTORY
% 6/28/04 awi Wrote it.
% 7/13/04 awi Improved documentation.
% 1/29/05 dgp Renamed from RectFromMatrix to RectOfMatrix.
% 1/29/05 dgp Timed it. RectOfMatrix is quick, taking about 100 µs,
% independent of matrix size.
% 11/24/05 mk Bugfix. Didn't work for multi-layer (3D) matrices.
[m,n,d]=size(mat);
rect=[0 0 n m];
|