/usr/share/psychtoolbox-3/PsychHardware/BitsPlusToolbox/BitsPlusDIO2Texture.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 | function texturePtr = BitsPlusDIO2Texture(windowPtr, mask, data, command)
% texturePtr = BitsPlusClut2Texture(windowPtr, mask, data, command)
%
% Generates a PsychToolbox texture containing the magic code and data
% required to set the DIO in Bits++ mode.
%
% 'mask', 'data', and 'command' have the same meaning as in the function
% 'bitsEncodeDIO.m'.
% History:
%
% ??/??/???? Written, probably by Christopher Broussard?
% 12/10/2007 Modified to use common code in BitsPlusDIO2Matrix. (MK)
if nargin ~= 4
error('Usage: texturePtr = BitsPlusClut2Texture(windowPtr, mask, data, command)');
end
% Call common encoder routine to create T-Lock image matrix:
encodedDIOdata = BitsPlusDIO2Matrix(mask, data, command);
% Generate the texture holding the Bits++ clut.
texturePtr = Screen('MakeTexture', windowPtr, encodedDIOdata);
return;
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