;C prototype: void CopyScreenBufferToScreen2 (void *src, void *dest1, void *dest2);
;
;void CopyScreenBufferToScreen2 (register void *src asm("%a0"),
;		      register void *dest1 asm("%a2"),
;		      register void *dest2 asm("%a3"));

	xdef CopyScreenBufferToScreen2

CopyScreenBufferToScreen2:	
	lea	6000(a0),a1
	move.l	#199,d0			;Prépare la boucle de 128 pixels
	move.w	#32768,d1
	;128/200*32768=11800

LineStart2:
	add.w	#11800,d1
	cmp.w	#32768,d1
	bhi.s	_drawline
	sub.w	#32768,d1
	lea	30(a0),a0
	lea	30(a1),a1
	dbf	d0,LineStart2
	rts
	
_drawline:
	move.l	(a0)+,(a2)+
	move.l	(a0)+,(a2)+
	move.l	(a0)+,(a2)+
	move.l	(a0)+,(a2)+
	move.l	(a0)+,(a2)+
	move.l	(a0)+,(a2)+
	move.l	(a0)+,(a2)+
	move.w	(a0)+,(a2)+
	
	move.l	(a1)+,(a3)+
	move.l	(a1)+,(a3)+
	move.l	(a1)+,(a3)+
	move.l	(a1)+,(a3)+
	move.l	(a1)+,(a3)+
	move.l	(a1)+,(a3)+
	move.l	(a1)+,(a3)+
	move.w	(a1)+,(a3)+
	dbf	d0,LineStart2
	rts