.gba
.open "MFO.gba","mfspaceball.gba",0x8000000
.definelabel SamusData,0x03001244
.definelabel SamusDataCopy,0x03001270
.definelabel ShinesparkTimer,0x030012D8

.org 0x08009ECC
	ldr		r0,=SpaceBall
	mov		r15,r0
.pool



.org 0x0879ED00
SpaceBall:
	push r1,r2
	ldr	r2,=0300131Ch
	ldrb r0,[r2]
	mov r1,4h
	and r0,r1
	cmp r0,0h
	beq @@notready		;If Spacejump enabled


	
	ldr	r2,=03001346h
	ldrb r0,[r2]
	cmp r0,0h
	beq @@notunderwater		; if not underwater
	ldr	r2,=0300131Ch
	ldrb r0,[r2]
	mov r1,20h
	and r0,r1
	cmp r0,0h
	beq @@notready		;If GravitySuit enabled

@@notunderwater:






	ldr r2,=3001244h
	ldrb r0,[r2,1h]
	cmp r0,10h
	bne @@notready

	ldrh r0,[r2,1Ch]
	lsl r0,r0,10h
	asr r0,r0,10h
	ldr r1,=0FFFFFFA0h
	cmp r0,r1
	bgt @@notready
	nop
	ldr	r0,=030011ECh
	ldrh r0,[r0]
	mov r1,1h
	and r0,r1
	cmp r0,0h
	beq @@notready
	mov r1,68h
	lsl r1,r1,1h
	strh r1,[r2,1Ch]
	mov r0,r3
	pop r1,r2
	b	@@return
@@notready:
	pop r1,r2


	mov r0,0DCh
	neg r0,r0
	cmp r1,r0
	ble @@return
	ldrh r0,[r5,2h]
	sub r0,r4,r0
	strh r0,[r3,01Ch]
@@return:
	ldr	r0,=08009EEEh
	mov r15,r0
.pool
.close