
Cantata(Subform)             Khoros              Cantata(Subform)

     LOGICAL OPERATIONS

     These routines perform logic operations on a pixel by pixel
     basis.

     SHORT DESCRIPTION OF ROUTINES

     And -
          Logically AND two images pixel by pixel.

     Or -                Logically OR two images pixel by pixel.

     Xor -               Exclusive OR two images pixel by pixel.

     Right Shift -       Right shift each pixel value in an image
                         (using an operation gating mask).

     Left Shift -        Left shift each pixel value in an image
                         (using an operation gating mask).

     Replace -           Replace pixels of the first input image
                         with pixels of the second according to a
                         mask.

                         Copyright 1991, University of New Mex-
                         ico. All rights reserved.

Khoros                    Release: 1.0                          1

