File: TouchEventFlush.m

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psychtoolbox-3 3.0.15.20190207.dfsg1-1
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function nflushed = TouchEventFlush(deviceIndex)
% nflushed = TouchEventFlush(deviceIndex)
%
% Flush event buffer of a touch queue. This removes all stored events
% from the event buffer of a given queue. It returns the number of
% removed events in the optional return argument 'nflushed'.
%

if nargin < 1 || isempty(deviceIndex)
  error('Required deviceIndex missing.');
end

nflushed = KbEventFlush(deviceIndex);