cc65/libsrc/tgi/tgi_ellipse.s

29 lines
646 B
ArmAsm

;
; Ullrich von Bassewitz, 2009-11-05
;
; void __fastcall__ tgi_ellipse (int x, int y, unsigned char rx, unsigned char ry);
; /* Draw a full ellipse with center at x/y and radii rx/ry using the current
; ** drawing color.
; */
;
.include "tgi-kernel.inc"
.import pusha, push0
;----------------------------------------------------------------------------
;
.code
.proc _tgi_ellipse
jsr pusha ; Push ry
jsr push0 ; Start angle is 0
lda #<360
ldx #>360 ; End angle is 360
jmp _tgi_arc
.endproc