call DrawScreen
GameStart:
	ld a, 0
KeyGetLoop:
	ld hl, $F50000 \ ld a, 1
 	ld (hl), a      ; Set indiscriminate scan mode
	nop \ nop
Key_WaitLoop
	ld hl, $f50008
	bit 2, (hl) \ jr nz, Key_WaitLoop
	call _kbdscan
	ld a, (kbdScanCode)
	push af
	ld hl, $F50000 \ ld a, 1
 	ld (hl), a      ; Set indiscriminate scan mode
	nop \ nop
Key_WaitRelease:
	ld hl, $f50008
	bit 2, (hl) \ jr z, Key_WaitRelease
	pop af
; keypad reading
	ld hl, playsAllowedFlags
	bit playRoll, (hl)
	jr z, noRolls
	cp sk2nd
	jp z, RollDie
	cp skYequ \ jp z, holdDie
	cp skWindow \ jp z, holdDie
	cp skZoom \ jp z, holdDie
	cp skTrace \ jp z, holdDie
	cp skGraph \ jp z, holdDie
	bit playScore, (hl)
	jr z, noScores
noRolls:
; Scoring
	bit playScore, (hl)
	jr z, noScores
	cp skDown
	jp z, SwapRow
	cp skUp
	jp z, SwapRow
	cp skRight
	jp z, MoveRight
	cp skLeft
	jp z, MoveLeft
	cp skEnter
	jp z, ScoreCombo
noScores:
	cp skClear
	jp z, Quit
	jp KeyGetLoop

GameLoop_End:
	call CalcCurrentScore
	ld hl, comboFlags1 \ ld a, (hl)
	cp %00111111 \ jp nz, GameStart
	ld hl, comboFlags2 \ ld a, (hl)
	cp %01111111 \ jp nz, GameStart
	jr GameOver
; exit game conditions
	jp GameStart