Run scrolling and animation according to a 16-step schedule:

FRAME	scrollX	move()	animate	spawnStuff	scroll	MoveToNext
0	7	move()	animate()		moveChunk1a
1	6	move()			moveChunk1b	Yes
2	5	move()	animate()		moveChunk1c
3	4	move()			moveChunk1d	Yes
4	3	move()	animate()		fillColumn1
5	2	move()			bumpLevelPtr	Yes
6	1	move()	animate()	spawn()	animSwap
7	0	move()			moveColorsAndSwap	Yes
8	7	move()	animate()		moveChunk2a
9	6	move()			moveChunk2b	Yes
10	5	move()	animate()		moveChunk2c
11	4	move()			moveChunk2d	Yes
12	3	move()	animate()		fillColumn2
13	2	move()			bumpLevelPtr	Yes
14	1	move()	animate()	spawn()	animSwap
15	0	move()			moveColorsAndSwap	Yes