; Goto Dos
RESTOR = $03D0
-; Top of available memory
-; This is actually for DOS 3.3 need to change it for ProDos
-TOPMEM = $9600
-
; Soft switches
;
; write to USEROM to enable apple rom C000-CFFF
; Game controller
OPEN_APPLE = $C061
CLOSED_APPLE = $C062
+
+;Graphics entry points, by cbmnut (applenut??) cbmnut@hushmail.com
+WHITE = $01 ;white for $1c, I think...
+
+COLOR = $1C ;Current plot color
+
+HGR2 = $F3D8 ;Initialize and clear hi-res page 2.
+
+HGR = $F3E2 ;Initialize and clear hi-res page 1.
+
+HCLR = $F3F2 ;Clear the current hi-res screen to black.
+
+BKGND = $F3F6 ;Clear the current hi-res screen to the
+ ;last plotted color (from ($1C).
+
+HPOSN = $F411 ;Positions the hi-res cursor without
+ ;plotting a point.
+ ;Enter with (A) = Y-coordinate, and
+ ;(Y,X) = X-coordinate.
+
+HPLOT = $F457 ;Calls HPOSN and tries to plot a dot at
+ ;the cursor's position. If you are
+ ;trying to plot a non-white color at
+ ;a complementary color position, no
+ ;dot will be plotted.
+
+HLIN = $F53A ;Draws a line from the last plotted
+ ;point or line destination to:
+ ;(X,A) = X-coordinate, and
+ ;(Y) = Y-coordinate.
+
+HFIND = $F5CB ;Converts the hi-res coursor's position
+ ;back to X- and Y-coordinates; stores
+ ;X-coordinate at $E0,E1 and Y-coordinate
+ ;at $E2.
+
+DRAW = $F601 ;Draws a shape. Enter with (Y,X) = the
+ ;address of the shape table, and (A) =
+ ;the rotation factor. Uses the current
+ ;color.
+
+XDRAW = $F65D ;Draws a shape by inverting the existing
+ ;color of the dots the shape draws over.
+ ;Same entry parameters as DRAW.
+
+SETHCOL = $F6EC ;Set the hi-res color to (X), where (X)
+ ;must be between 0 and 7.