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Decomped GetPossibleAiArcItemTargets

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This commit is contained in:
AnonymousRandomPerson
2025-05-16 00:06:52 -04:00
parent 45942ba7c2
commit e753daf2fd
6 changed files with 39 additions and 87 deletions
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81
asm/overlay_29_0230F02C.s
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@@ -3,87 +3,6 @@
.text
arm_func_start GetPossibleAiArcItemTargets
GetPossibleAiArcItemTargets: ; 0x0230F02C
stmdb sp!, {r3, r4, r5, r6, r7, r8, sb, sl, fp, lr}
ldr r4, _0230F138 ; =AI_THROWN_ITEM_ACTION_CHOICE_COUNT
mov r6, #0
mov sl, r0
mov fp, r1
mov sb, r2
mov r8, r3
str r6, [r4]
_0230F04C:
ldr r0, _0230F13C ; =DUNGEON_PTR
ldr r0, [r0]
add r0, r0, r6, lsl #2
add r0, r0, #0x12000
#ifdef JAPAN
ldr r7, [r0, #0xad4]
#else
ldr r7, [r0, #0xb78]
#endif
mov r0, r7
bl EntityIsValid__0230F008
cmp r0, #0
cmpne sl, r7
beq _0230F128
mov r0, sl
mov r1, r7
bl CanSeeTarget
cmp r0, #0
beq _0230F128
mov r0, sl
mov r1, r7
mov r2, #0
mov r3, #1
bl GetTreatmentBetweenMonsters
cmp r0, #1
bne _0230F128
ldrsh r1, [r7, #6]
ldrsh r0, [sl, #6]
sub r0, r1, r0
bl abs
ldrsh r2, [r7, #4]
ldrsh r1, [sl, #4]
mov r5, r0
sub r0, r2, r1
bl abs
cmp r0, r5
movle r0, r5
cmp r0, #0xa
bgt _0230F128
cmp r8, #0
bne _0230F0FC
mov r0, r7
mov r1, fp
mov r2, #1
bl GetAiUseItemProbability
bl DungeonRandOutcome__022EAB20
cmp r0, #0
beq _0230F128
_0230F0FC:
ldr r0, [r4]
ldrsh r1, [r7, #4]
mov r0, r0, lsl #2
strh r1, [sb, r0]
ldr r0, [r4]
ldrsh r1, [r7, #6]
add r0, sb, r0, lsl #2
strh r1, [r0, #2]
ldr r0, [r4]
add r0, r0, #1
str r0, [r4]
_0230F128:
add r6, r6, #1
cmp r6, #0x14
blt _0230F04C
ldmia sp!, {r3, r4, r5, r6, r7, r8, sb, sl, fp, pc}
.align 2, 0
_0230F138: .word AI_THROWN_ITEM_ACTION_CHOICE_COUNT
_0230F13C: .word DUNGEON_PTR
arm_func_end GetPossibleAiArcItemTargets
arm_func_start ov29_0230F140
ov29_0230F140: ; 0x0230F140
ldr ip, _0230F148 ; =ov29_022F52BC

2
include/dungeon_ai_items_1.h
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@@ -17,5 +17,7 @@
void GetPossibleAiThrownItemDirections(struct entity *entity, s32 ally_or_enemy, struct item *item, bool8 always_add);
// Checks if an entity pointer points to a valid entity (not entity type 0, which represents no entity).
bool8 EntityIsValid__0230F008(struct entity *entity);
// Used to store the number of positions output by GetPossibleAiArcItemTargets and the number of directions/probabilities output by GetPossibleAiThrownItemDirections."
void GetPossibleAiArcItemTargets(struct entity *user, struct item *item, struct position positions[], bool8 always_add_position);
#endif //PMDSKY_DUNGEON_AI_ITEMS_1_H

5
include/util.h
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@@ -40,4 +40,9 @@ static inline s32 Min(s32 a, s32 b)
return a < b ? a : b;
}
static inline s32 Max(s32 a, s32 b)
{
return a > b ? a : b;
}
#endif //PMDSKY_UTIL_H

6
src/dungeon_ai_attack_1.c
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@@ -5,11 +5,7 @@
#include "dungeon_pokemon_attributes_1.h"
#include "dungeon_util.h"
#include "main_0208655C.h"
static inline s32 Max(s32 x, s32 y)
{
return x > y ? x : y;
}
#include "util.h"
bool8 IsTargetInRange(struct entity *user, struct entity *target, enum direction_id direction, s32 n_tiles)
{

1
src/dungeon_ai_items.c
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@@ -22,7 +22,6 @@ u32 AI_THROWN_ITEM_DIRECTIONS[NUM_DIRECTIONS] = {0};
extern volatile s32 AI_THROWN_ITEM_ACTION_CHOICE_COUNT;
extern struct bag_items *BAG_ITEMS_PTR_MIRROR;
extern void GetPossibleAiArcItemTargets(struct entity *user, struct item *item, struct position positions[], bool8 always_add_position);
extern s32 GetDirectionTowardsPosition(struct position *origin, struct position *target);
extern struct item *GetItemInfo(struct entity *item_entity);
extern bool8 MonsterCanThrowItems(struct monster *monster);

31
src/dungeon_ai_items_1.c
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@@ -1,4 +1,5 @@
#include "dungeon_ai_items_1.h"
#include "dg_random.h"
#include "dungeon.h"
#include "dungeon_ai_attack.h"
#include "dungeon_ai_attack_1.h"
@@ -10,6 +11,7 @@
#include "item.h"
#include "main_0208655C.h"
#include "targeting.h"
#include "util.h"
// dungeon_ai_items.c and dungeon_ai_items_1.c are split up to define AI_THROWN_ITEM_ACTION_CHOICE_COUNT differently.
// This needs to be marked as non-volatile here to match GetPossibleAiThrownItemDirections,
@@ -107,3 +109,32 @@ bool8 EntityIsValid__0230F008(struct entity *entity)
return entity->type != ENTITY_NOTHING;
}
void GetPossibleAiArcItemTargets(struct entity *user, struct item *item, struct position positions[], bool8 always_add_position)
{
AI_THROWN_ITEM_ACTION_CHOICE_COUNT = 0;
for (s32 i = 0; i < DUNGEON_MAX_POKEMON; i++)
{
struct entity *target_pokemon = DUNGEON_PTR[0]->active_monster_ptrs[i];
if (EntityIsValid__0230F008(target_pokemon) && user != target_pokemon &&
CanSeeTarget(user, target_pokemon) && GetTreatmentBetweenMonsters(user, target_pokemon, FALSE, TRUE) == TREATMENT_TREAT_AS_ENEMY)
{
s32 distance_y = abs(target_pokemon->pos.y - user->pos.y);
s32 distance_x = abs(target_pokemon->pos.x - user->pos.x);
if (Max(distance_x, distance_y) <= 10)
{
if (!always_add_position)
{
u32 item_weight = GetAiUseItemProbability(target_pokemon, item, ITEM_TARGET_OTHER);
if (!DungeonRandOutcome__022EAB20(item_weight))
{
continue;
}
}
positions[AI_THROWN_ITEM_ACTION_CHOICE_COUNT].x = target_pokemon->pos.x;
positions[AI_THROWN_ITEM_ACTION_CHOICE_COUNT].y = target_pokemon->pos.y;
AI_THROWN_ITEM_ACTION_CHOICE_COUNT++;
}
}
}
}