pokecrystal/battle/hidden_power.asm

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2013-08-09 21:42:04 +00:00
GetHiddenPower: ; fbced
; Override Hidden Power's type and power based on the actor's DVs.
ld hl, BattleMonDVs
ld a, [hBattleTurn]
and a
jr z, .GotDVs
ld hl, EnemyMonDVs
.GotDVs
; Power:
; Take the top bit from...
; Atk
ld a, [hl]
swap a
and 8
ld b, a
; Def
ld a, [hli]
and 8
srl a
or b
ld b, a
; Spd
ld a, [hl]
swap a
and 8
srl a
srl a
or b
ld b, a
; Spc
ld a, [hl]
and 8
srl a
srl a
srl a
or b
ld b, a
; * 5
add a
add a
add b
ld b, a
; + (Spc & 3)
ld a, [hld]
and 3
add b
; / 2
srl a
; + 30
add 30
; + 1
inc a
ld d, a
; Type:
; Def & 3
ld a, [hl]
and 3
ld b, a
; + (Atk & 3) << 2
ld a, [hl]
and 3 << 4
swap a
add a
add a
or b
; Skip Normal
inc a
; Skip type 6 (unused)
cp 6
jr c, .GotType
inc a
; Skip unused types between Steel and Fire
cp STEEL + 1
jr c, .GotType
add FIRE - (STEEL + 1)
.GotType
push af
ld a, BATTLE_VARS_MOVE_TYPE
call GetBattleVarPair
pop af
ld [hl], a
ld a, d
push af
callba BattleCommand06
pop af
ld d, a
ret
; fbd54