MPE_Draw_logic(4)  

NAME
     MPE_Draw_logic -  Sets logical operation for laying down new
     pixels

SYNOPSIS
     #include 
     #include "mpe.h"
     int MPE_Draw_logic( graph, function )
     MPE_XGraph graph;
     int function;

INPUT PARAMETERS
     graph
          - MPE graphics handle
     function
          - integer specifying one of the following:

               'MPE_LOGIC_XOR' -  xor  the  new  pixel  with  the
          existing one and many more... see 'mpe_graphics.h'

LOCATION
     mpe_graphics.c

                     Last change: 1/31/1997