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.include "asm/macros.inc"
.include "global.inc"
.text
arm_func_start FX_Atan2
FX_Atan2: ; 0x020C5668
stmdb sp!, {r4,lr}
cmp r0, #0x0
ble _020C5704
cmp r1, #0x0
ble _020C56B4
cmp r1, r0
movgt r3, r0
movgt r4, #0x0
movgt r0, #0x1
bgt _020C57C8
cmp r1, r0
movlt r3, r1
movlt r1, r0
movlt r4, #0x4000
movlt r0, #0x0
blt _020C57C8
mov r0, #0x2000
ldmia sp!, {r4,lr}
bx lr
_020C56B4:
cmp r1, #0x0
bge _020C56F8
rsb r1, r1, #0x0
cmp r1, r0
movlt r3, r1
movlt r1, r0
movlt r4, #0x4000
movlt r0, #0x1
blt _020C57C8
cmp r1, r0
movgt r3, r0
movgt r4, #0x8000
movgt r0, #0x0
bgt _020C57C8
mov r0, #0x6000
ldmia sp!, {r4,lr}
bx lr
_020C56F8:
mov r0, #0x4000
ldmia sp!, {r4,lr}
bx lr
_020C5704:
cmp r0, #0x0
bge _020C57B4
cmp r1, #0x0
rsb r2, r0, #0x0
bge _020C5760
rsb r1, r1, #0x0
cmp r1, r2
movgt r0, #0x8000
rsbgt r4, r0, #0x0
movgt r3, r2
movgt r0, #0x1
bgt _020C57C8
cmp r1, r2
bge _020C5754
mov r0, #0x4000
mov r3, r1
mov r1, r2
rsb r4, r0, #0x0
mov r0, #0x0
b _020C57C8
_020C5754:
mov r0, #0xa000
ldmia sp!, {r4,lr}
bx lr
_020C5760:
cmp r1, #0x0
ble _020C57A8
cmp r1, r2
bge _020C5788
mov r0, #0x4000
mov r3, r1
mov r1, r2
rsb r4, r0, #0x0
mov r0, #0x1
b _020C57C8
_020C5788:
cmp r1, r2
movgt r4, #0x0
movgt r3, r2
movgt r0, r4
bgt _020C57C8
mov r0, #0xe000
ldmia sp!, {r4,lr}
bx lr
_020C57A8:
mov r0, #0xc000
ldmia sp!, {r4,lr}
bx lr
_020C57B4:
cmp r1, #0x0
movge r0, #0x0
movlt r0, #0x8000
ldmia sp!, {r4,lr}
bx lr
_020C57C8:
cmp r1, #0x0
moveq r0, #0x0
ldmeqia sp!, {r4,lr}
bxeq lr
cmp r0, #0x0
beq _020C580C
mov r0, r3
bl FX_Div
mov r1, r0, asr #0x5
ldr r0, _020C5838 ; =FX_AtanTable_
mov r1, r1, lsl #0x1
ldrsh r0, [r0, r1]
add r0, r4, r0
mov r0, r0, lsl #0x10
mov r0, r0, lsr #0x10
ldmia sp!, {r4,lr}
bx lr
_020C580C:
mov r0, r3
bl FX_Div
mov r1, r0, asr #0x5
ldr r0, _020C5838 ; =FX_AtanTable_
mov r1, r1, lsl #0x1
ldrsh r0, [r0, r1]
sub r0, r4, r0
mov r0, r0, lsl #0x10
mov r0, r0, lsr #0x10
ldmia sp!, {r4,lr}
bx lr
.balign 4
_020C5838: .word FX_AtanTable_
arm_func_start FX_Atan
FX_Atan: ; 0x020C583C
stmdb sp!, {lr}
sub sp, sp, #0x4
cmp r0, #0x0
blt _020C58A4
cmp r0, #0x1000
ble _020C5880
bl FX_Inv
mov r1, r0, asr #0x5
ldr r0, _020C5924 ; =FX_AtanTable_
mov r1, r1, lsl #0x1
ldrsh r0, [r0, r1]
add sp, sp, #0x4
rsb r0, r0, #0x4000
mov r0, r0, lsl #0x10
mov r0, r0, lsr #0x10
ldmia sp!, {lr}
bx lr
_020C5880:
cmp r0, #0x1000
movlt r1, r0, asr #0x5
ldrlt r0, _020C5924 ; =FX_AtanTable_
movlt r1, r1, lsl #0x1
ldrlth r0, [r0, r1]
add sp, sp, #0x4
movge r0, #0x2000
ldmia sp!, {lr}
bx lr
_020C58A4:
mov r1, #0x1000
rsb r1, r1, #0x0
cmp r0, r1
bge _020C58E4
rsb r0, r0, #0x0
bl FX_Inv
mov r1, r0, asr #0x5
ldr r0, _020C5924 ; =FX_AtanTable_
mov r1, r1, lsl #0x1
ldrsh r0, [r0, r1]
add sp, sp, #0x4
sub r0, r0, #0x4000
mov r0, r0, lsl #0x10
mov r0, r0, lsr #0x10
ldmia sp!, {lr}
bx lr
_020C58E4:
cmp r0, r1
addle sp, sp, #0x4
movle r0, #0xe000
ldmleia sp!, {lr}
bxle lr
rsb r0, r0, #0x0
mov r1, r0, asr #0x5
ldr r0, _020C5924 ; =FX_AtanTable_
mov r1, r1, lsl #0x1
ldrsh r0, [r0, r1]
rsb r0, r0, #0x0
mov r0, r0, lsl #0x10
mov r0, r0, lsr #0x10
add sp, sp, #0x4
ldmia sp!, {lr}
bx lr
.balign 4
_020C5924: .word FX_AtanTable_
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