File psl-1983/3-1/glisp/hrd.sl artifact 8f47198c95 on branch master

%  HRD.SL.2                                     07 April 83

%  Programs to interface to Methius  high-resolution display on HP 9836.
%  G. Novak   07 April 83

(DE M-MOVEP1 (X Y)
  (M_MOVEP1 X (DIFFERENCE 551 Y)))

(DE M-CHAR (ASCIIN)
  (M_CHAR ASCIIN))

(DE M-ERASE (X1 Y1 X2 Y2)
  (M_ERASE X1 (DIFFERENCE 551 Y1) X2 (DIFFERENCE 551 Y2)))

(DE M-RECT-OUTLINE (X1 Y1 X2 Y2)
  (M_RECT_OUTLINE X1 (DIFFERENCE 551 Y1) X2 (DIFFERENCE 551 Y2)))

(DE M-VECTOR (X1 Y1 X2 Y2)
  (M_VECTOR X1 (DIFFERENCE 551 Y1) X2 (DIFFERENCE 551 Y2)))