function ShowImage
% ShowImage(image1,...)
% 
% OBSOLETE. Use Screen 'PutImage' instead. Also see GratingDemo.
% 
% MEX file to display matrices as gray scale images.
% 
% The passed arguments are shown as images.  Each matrix is treated
% as an M by N image, where M and N are the matrix row and column
% dimensions.  The matrix values should lie between 0 and 1 and the
% image is displayed in grayscale.  Each image is displayed in its
% own window and the windows may be manipulated in the standard Mac
% way.
% 
% Control returns to Matlab when all of the windows have been closed.
% You cannot leave an image up and continue on in the Matlab command
% window.
% 
% 8/19/94		dhb		Link in new version of pixel handling code.
% 7/11/00		dgp		Note obsolescence.
