git.sur5r.net Git - cc65/blob - libsrc/geos-common/graph/drawline.s

   1 ;
   2 ; Maciej 'YTM/Elysium' Witkowiak
   3 ;
   4 ; 29.10.99, 5.03.2003
   5
   6 ; void DrawLine         (char mode, struct window *mywindow);
   7
   8             .import _InitDrawWindow
   9             .import popa
  10             .importzp tmp1
  11             .export _DrawLine
  12
  13             .include "jumptab.inc"
  14             .include "geossym.inc"
  15             .include "geosmac.inc"
  16
  17 _DrawLine:
  18         tay
  19         PushW r2
  20         tya
  21         jsr _InitDrawWindow
  22         MoveW r2, r11
  23         PopW r2
  24         jsr popa
  25         sta tmp1
  26         clc
  27         bit tmp1
  28         bvc @1
  29         sec
  30 @1:     jmp DrawLine