function d = dPlane ( dist, t )

% dPlane - extracts one time sample of sensor data from 3D array 
%	d = dPlane ( dist, t )
%	dist - 3D time sequence
%	t - time sample to be retrieved
%	d - 2D time sample (one slice of the dist array)
%

n = size(dist,2);
d = dist( n*(t-1)+(1:n), 1:n );

return;