updateEntities:
	ld hl, $C706
	ld (pointerToSpriteTerminator), hl	; Clear SAT in RAM
	ld ix, (pointerToEntityData)
	ld a, (lengthEntityData)
	ld b, a

-:
	ld a, (ix+0)	; ix+0 = type of entity (0 means no entity)
	and $7F
	jp z, ++
	push bc
	ld hl, jumpTableUpdateEntities - 2
	rst $20	; jp(HL+2A)
	ld a, (ix+0)	; ix+0 = type of entity (0 means no entity)
	or a
	jp z, +
	call updateEntityHpos
	call updateEntityVpos
	call updateEntitySprites
+:
	pop bc
++:
	ld de, $0020
	add ix, de
	djnz -

	ld hl, (pointerToSpriteTerminator)
	ld a, l
	cp $40
	jr c, +
	ld l, $3F
	ld (pointerToSpriteTerminator), hl
+:
	ld (hl), $D0
	ret