#include "global.h"
#include "malloc.h"
#include "battle.h"
#include "battle_anim.h"
#include "battle_ai_util.h"
#include "battle_ai_main.h"
#include "battle_ai_switch_items.h"
#include "battle_factory.h"
#include "battle_setup.h"
#include "data.h"
#include "item.h"
#include "pokemon.h"
#include "random.h"
#include "recorded_battle.h"
#include "util.h"
#include "constants/abilities.h"
#include "constants/battle_ai.h"
#include "constants/battle_move_effects.h"
#include "constants/hold_effects.h"
#include "constants/moves.h"
#include "constants/items.h"
// Const Data
static const s8 sAiAbilityRatings[ABILITIES_COUNT] =
{
[ABILITY_ADAPTABILITY] = 8,
[ABILITY_AFTERMATH] = 5,
[ABILITY_AERILATE] = 8,
[ABILITY_AIR_LOCK] = 5,
[ABILITY_ANALYTIC] = 5,
[ABILITY_ANGER_POINT] = 4,
[ABILITY_ANTICIPATION] = 2,
[ABILITY_ARENA_TRAP] = 9,
[ABILITY_AROMA_VEIL] = 3,
[ABILITY_AURA_BREAK] = 3,
[ABILITY_BAD_DREAMS] = 4,
[ABILITY_BATTERY] = 0,
[ABILITY_BATTLE_ARMOR] = 2,
[ABILITY_BATTLE_BOND] = 6,
[ABILITY_BEAST_BOOST] = 7,
[ABILITY_BERSERK] = 5,
[ABILITY_BIG_PECKS] = 1,
[ABILITY_BLAZE] = 5,
[ABILITY_BULLETPROOF] = 7,
[ABILITY_CHEEK_POUCH] = 4,
[ABILITY_CHLOROPHYLL] = 6,
[ABILITY_CLEAR_BODY] = 4,
[ABILITY_CLOUD_NINE] = 5,
[ABILITY_COLOR_CHANGE] = 2,
[ABILITY_COMATOSE] = 6,
[ABILITY_COMPETITIVE] = 5,
[ABILITY_COMPOUND_EYES] = 7,
[ABILITY_CONTRARY] = 8,
[ABILITY_CORROSION] = 5,
[ABILITY_CURSED_BODY] = 4,
[ABILITY_CUTE_CHARM] = 2,
[ABILITY_DAMP] = 2,
[ABILITY_DANCER] = 5,
[ABILITY_DARK_AURA] = 6,
[ABILITY_DAZZLING] = 5,
[ABILITY_DEFEATIST] = -1,
[ABILITY_DEFIANT] = 5,
[ABILITY_DELTA_STREAM] = 10,
[ABILITY_DESOLATE_LAND] = 10,
[ABILITY_DISGUISE] = 8,
[ABILITY_DOWNLOAD] = 7,
[ABILITY_DRIZZLE] = 9,
[ABILITY_DROUGHT] = 9,
[ABILITY_DRY_SKIN] = 6,
[ABILITY_EARLY_BIRD] = 4,
[ABILITY_EFFECT_SPORE] = 4,
[ABILITY_ELECTRIC_SURGE] = 8,
[ABILITY_EMERGENCY_EXIT] = 3,
[ABILITY_FAIRY_AURA] = 6,
[ABILITY_FILTER] = 6,
[ABILITY_FLAME_BODY] = 4,
[ABILITY_FLARE_BOOST] = 5,
[ABILITY_FLASH_FIRE] = 6,
[ABILITY_FLOWER_GIFT] = 4,
[ABILITY_FLOWER_VEIL] = 0,
[ABILITY_FLUFFY] = 5,
[ABILITY_FORECAST] = 6,
[ABILITY_FOREWARN] = 2,
[ABILITY_FRIEND_GUARD] = 0,
[ABILITY_FRISK] = 3,
[ABILITY_FULL_METAL_BODY] = 4,
[ABILITY_FUR_COAT] = 7,
[ABILITY_GALE_WINGS] = 6,
[ABILITY_GALVANIZE] = 8,
[ABILITY_GLUTTONY] = 3,
[ABILITY_GOOEY] = 5,
[ABILITY_GRASS_PELT] = 2,
[ABILITY_GRASSY_SURGE] = 8,
[ABILITY_GUTS] = 6,
[ABILITY_HARVEST] = 5,
[ABILITY_HEALER] = 0,
[ABILITY_HEATPROOF] = 5,
[ABILITY_HEAVY_METAL] = -1,
[ABILITY_HONEY_GATHER] = 0,
[ABILITY_HUGE_POWER] = 10,
[ABILITY_HUSTLE] = 7,
[ABILITY_HYDRATION] = 4,
[ABILITY_HYPER_CUTTER] = 3,
[ABILITY_ICE_BODY] = 3,
[ABILITY_ILLUMINATE] = 0,
[ABILITY_ILLUSION] = 8,
[ABILITY_IMMUNITY] = 4,
[ABILITY_IMPOSTER] = 9,
[ABILITY_INFILTRATOR] = 6,
[ABILITY_INNARDS_OUT] = 5,
[ABILITY_INNER_FOCUS] = 2,
[ABILITY_INSOMNIA] = 4,
[ABILITY_INTIMIDATE] = 7,
[ABILITY_IRON_BARBS] = 6,
[ABILITY_IRON_FIST] = 6,
[ABILITY_JUSTIFIED] = 4,
[ABILITY_KEEN_EYE] = 1,
[ABILITY_KLUTZ] = -1,
[ABILITY_LEAF_GUARD] = 2,
[ABILITY_LEVITATE] = 7,
[ABILITY_LIGHT_METAL] = 2,
[ABILITY_LIGHTNING_ROD] = 7,
[ABILITY_LIMBER] = 3,
[ABILITY_LIQUID_OOZE] = 3,
[ABILITY_LIQUID_VOICE] = 5,
[ABILITY_LONG_REACH] = 3,
[ABILITY_MAGIC_BOUNCE] = 9,
[ABILITY_MAGIC_GUARD] = 9,
[ABILITY_MAGICIAN] = 3,
[ABILITY_MAGMA_ARMOR] = 1,
[ABILITY_MAGNET_PULL] = 9,
[ABILITY_MARVEL_SCALE] = 5,
[ABILITY_MEGA_LAUNCHER] = 7,
[ABILITY_MERCILESS] = 4,
[ABILITY_MINUS] = 0,
[ABILITY_MISTY_SURGE] = 8,
[ABILITY_MOLD_BREAKER] = 7,
[ABILITY_MOODY] = 10,
[ABILITY_MOTOR_DRIVE] = 6,
[ABILITY_MOXIE] = 7,
[ABILITY_MULTISCALE] = 8,
[ABILITY_MULTITYPE] = 8,
[ABILITY_MUMMY] = 5,
[ABILITY_NATURAL_CURE] = 7,
[ABILITY_NEUROFORCE] = 6,
[ABILITY_NO_GUARD] = 8,
[ABILITY_NORMALIZE] = -1,
[ABILITY_OBLIVIOUS] = 2,
[ABILITY_OVERCOAT] = 5,
[ABILITY_OVERGROW] = 5,
[ABILITY_OWN_TEMPO] = 3,
[ABILITY_PARENTAL_BOND] = 10,
[ABILITY_PICKUP] = 1,
[ABILITY_PICKPOCKET] = 3,
[ABILITY_PIXILATE] = 8,
[ABILITY_PLUS] = 0,
[ABILITY_POISON_HEAL] = 8,
[ABILITY_POISON_POINT] = 4,
[ABILITY_POISON_TOUCH] = 4,
//[ABILITY_PORTAL_POWER] = 8,
[ABILITY_POWER_CONSTRUCT] = 10,
[ABILITY_POWER_OF_ALCHEMY] = 0,
[ABILITY_PRANKSTER] = 8,
[ABILITY_PRESSURE] = 5,
[ABILITY_PRIMORDIAL_SEA] = 10,
[ABILITY_PRISM_ARMOR] = 6,
[ABILITY_PROTEAN] = 8,
[ABILITY_PSYCHIC_SURGE] = 8,
[ABILITY_PURE_POWER] = 10,
[ABILITY_QUEENLY_MAJESTY] = 6,
[ABILITY_QUICK_FEET] = 5,
[ABILITY_RAIN_DISH] = 3,
[ABILITY_RATTLED] = 3,
[ABILITY_RECEIVER] = 0,
[ABILITY_RECKLESS] = 6,
[ABILITY_REFRIGERATE] = 8,
[ABILITY_REGENERATOR] = 8,
[ABILITY_RIVALRY] = 1,
[ABILITY_RKS_SYSTEM] = 8,
[ABILITY_ROCK_HEAD] = 5,
[ABILITY_ROUGH_SKIN] = 6,
[ABILITY_RUN_AWAY] = 0,
[ABILITY_SAND_FORCE] = 4,
[ABILITY_SAND_RUSH] = 6,
[ABILITY_SAND_STREAM] = 9,
[ABILITY_SAND_VEIL] = 3,
[ABILITY_SAP_SIPPER] = 7,
[ABILITY_SCHOOLING] = 6,
[ABILITY_SCRAPPY] = 6,
[ABILITY_SERENE_GRACE] = 8,
[ABILITY_SHADOW_SHIELD] = 8,
[ABILITY_SHADOW_TAG] = 10,
[ABILITY_SHED_SKIN] = 7,
[ABILITY_SHEER_FORCE] = 8,
[ABILITY_SHELL_ARMOR] = 2,
[ABILITY_SHIELD_DUST] = 5,
[ABILITY_SHIELDS_DOWN] = 6,
[ABILITY_SIMPLE] = 8,
[ABILITY_SKILL_LINK] = 7,
[ABILITY_SLOW_START] = -2,
[ABILITY_SLUSH_RUSH] = 5,
[ABILITY_SNIPER] = 3,
[ABILITY_SNOW_CLOAK] = 3,
[ABILITY_SNOW_WARNING] = 8,
[ABILITY_SOLAR_POWER] = 3,
[ABILITY_SOLID_ROCK] = 6,
[ABILITY_SOUL_HEART] = 7,
[ABILITY_SOUNDPROOF] = 4,
[ABILITY_SPEED_BOOST] = 9,
[ABILITY_STAKEOUT] = 6,
[ABILITY_STALL] = -1,
[ABILITY_STAMINA] = 6,
[ABILITY_STANCE_CHANGE] = 10,
[ABILITY_STATIC] = 4,
[ABILITY_STEADFAST] = 2,
[ABILITY_STEELWORKER] = 6,
[ABILITY_STENCH] = 1,
[ABILITY_STICKY_HOLD] = 3,
[ABILITY_STORM_DRAIN] = 7,
[ABILITY_STRONG_JAW] = 6,
[ABILITY_STURDY] = 6,
[ABILITY_SUCTION_CUPS] = 2,
[ABILITY_SUPER_LUCK] = 3,
[ABILITY_SURGE_SURFER] = 4,
[ABILITY_SWARM] = 5,
[ABILITY_SWEET_VEIL] = 4,
[ABILITY_SWIFT_SWIM] = 6,
[ABILITY_SYMBIOSIS] = 0,
[ABILITY_SYNCHRONIZE] = 4,
[ABILITY_TANGLED_FEET] = 2,
[ABILITY_TANGLING_HAIR] = 5,
[ABILITY_TECHNICIAN] = 8,
[ABILITY_TELEPATHY] = 0,
[ABILITY_TERAVOLT] = 7,
[ABILITY_THICK_FAT] = 7,
[ABILITY_TINTED_LENS] = 7,
[ABILITY_TORRENT] = 5,
[ABILITY_TOXIC_BOOST] = 6,
[ABILITY_TOUGH_CLAWS] = 7,
[ABILITY_TRACE] = 6,
[ABILITY_TRIAGE] = 7,
[ABILITY_TRUANT] = -2,
[ABILITY_TURBOBLAZE] = 7,
[ABILITY_UNAWARE] = 6,
[ABILITY_UNBURDEN] = 7,
[ABILITY_UNNERVE] = 3,
[ABILITY_VICTORY_STAR] = 6,
[ABILITY_VITAL_SPIRIT] = 4,
[ABILITY_VOLT_ABSORB] = 7,
[ABILITY_WATER_ABSORB] = 7,
[ABILITY_WATER_BUBBLE] = 8,
[ABILITY_WATER_COMPACTION] = 4,
[ABILITY_WATER_VEIL] = 4,
[ABILITY_WEAK_ARMOR] = 2,
[ABILITY_WHITE_SMOKE] = 4,
[ABILITY_WIMP_OUT] = 3,
[ABILITY_WONDER_GUARD] = 10,
[ABILITY_WONDER_SKIN] = 4,
[ABILITY_ZEN_MODE] = -1,
[ABILITY_INTREPID_SWORD] = 3,
[ABILITY_DAUNTLESS_SHIELD] = 3,
[ABILITY_BALL_FETCH] = 0,
[ABILITY_COTTON_DOWN] = 3,
[ABILITY_MIRROR_ARMOR] = 6,
[ABILITY_GULP_MISSILE] = 3,
[ABILITY_STALWART] = 2,
[ABILITY_PROPELLER_TAIL] = 2,
[ABILITY_STEAM_ENGINE] = 3,
[ABILITY_PUNK_ROCK] = 2,
[ABILITY_SAND_SPIT] = 5,
[ABILITY_ICE_SCALES] = 7,
[ABILITY_RIPEN] = 4,
[ABILITY_ICE_FACE] = 4,
[ABILITY_POWER_SPOT] = 2,
[ABILITY_MIMICRY] = 2,
[ABILITY_SCREEN_CLEANER] = 3,
[ABILITY_NEUTRALIZING_GAS] = 5,
[ABILITY_HUNGER_SWITCH] = 2,
[ABILITY_PASTEL_VEIL] = 4,
[ABILITY_STEELY_SPIRIT] = 2,
[ABILITY_PERISH_BODY] = -1,
[ABILITY_WANDERING_SPIRIT] = 2,
[ABILITY_GORILLA_TACTICS] = 4,
};
static const u16 sEncouragedEncoreEffects[] =
{
EFFECT_DREAM_EATER,
EFFECT_ATTACK_UP,
EFFECT_DEFENSE_UP,
EFFECT_SPEED_UP,
EFFECT_SPECIAL_ATTACK_UP,
EFFECT_HAZE,
EFFECT_ROAR,
EFFECT_CONVERSION,
EFFECT_TOXIC,
EFFECT_LIGHT_SCREEN,
EFFECT_REST,
EFFECT_SUPER_FANG,
EFFECT_SPECIAL_DEFENSE_UP_2,
EFFECT_CONFUSE,
EFFECT_POISON,
EFFECT_PARALYZE,
EFFECT_LEECH_SEED,
EFFECT_DO_NOTHING,
EFFECT_ATTACK_UP_2,
EFFECT_ENCORE,
EFFECT_CONVERSION_2,
EFFECT_LOCK_ON,
EFFECT_HEAL_BELL,
EFFECT_MEAN_LOOK,
EFFECT_NIGHTMARE,
EFFECT_PROTECT,
EFFECT_SKILL_SWAP,
EFFECT_FORESIGHT,
EFFECT_PERISH_SONG,
EFFECT_SANDSTORM,
EFFECT_ENDURE,
EFFECT_SWAGGER,
EFFECT_ATTRACT,
EFFECT_SAFEGUARD,
EFFECT_RAIN_DANCE,
EFFECT_SUNNY_DAY,
EFFECT_BELLY_DRUM,
EFFECT_PSYCH_UP,
EFFECT_FUTURE_SIGHT,
EFFECT_FAKE_OUT,
EFFECT_STOCKPILE,
EFFECT_SPIT_UP,
EFFECT_SWALLOW,
EFFECT_HAIL,
EFFECT_TORMENT,
EFFECT_WILL_O_WISP,
EFFECT_FOLLOW_ME,
EFFECT_CHARGE,
EFFECT_TRICK,
EFFECT_ROLE_PLAY,
EFFECT_INGRAIN,
EFFECT_RECYCLE,
EFFECT_KNOCK_OFF,
EFFECT_SKILL_SWAP,
EFFECT_IMPRISON,
EFFECT_REFRESH,
EFFECT_GRUDGE,
EFFECT_TEETER_DANCE,
EFFECT_MUD_SPORT,
EFFECT_WATER_SPORT,
EFFECT_DRAGON_DANCE,
EFFECT_CAMOUFLAGE,
};
// For the purposes of determining the most powerful move in a moveset, these
// moves are treated the same as having a power of 0 or 1
#define IGNORED_MOVES_END 0xFFFF
static const u16 sIgnoredPowerfulMoveEffects[] =
{
EFFECT_EXPLOSION,
EFFECT_DREAM_EATER,
EFFECT_RECHARGE,
EFFECT_SKULL_BASH,
EFFECT_SOLARBEAM,
EFFECT_SPIT_UP,
EFFECT_FOCUS_PUNCH,
EFFECT_SUPERPOWER,
EFFECT_ERUPTION,
EFFECT_OVERHEAT,
EFFECT_MIND_BLOWN,
IGNORED_MOVES_END
};
static const u16 sIgnoreMoldBreakerMoves[] =
{
MOVE_MOONGEIST_BEAM,
MOVE_SUNSTEEL_STRIKE,
MOVE_PHOTON_GEYSER,
#ifdef MOVE_LIGHT_THAT_BURNS_THE_SKY
MOVE_LIGHT_THAT_BURNS_THE_SKY,
#endif
#ifdef MOVE_MENACING_MOONRAZE_MAELSTROM
MOVE_MENACING_MOONRAZE_MAELSTROM,
#endif
#ifdef MOVE_SEARING_SUNRAZE_SMASH
MOVE_SEARING_SUNRAZE_SMASH,
#endif
};
static const u16 sInstructBannedMoves[] =
{
MOVE_INSTRUCT,
MOVE_BIDE,
MOVE_FOCUS_PUNCH,
MOVE_BEAK_BLAST,
MOVE_SHELL_TRAP,
MOVE_SKETCH,
MOVE_TRANSFORM,
MOVE_MIMIC,
MOVE_KINGS_SHIELD,
MOVE_STRUGGLE,
MOVE_BOUNCE,
MOVE_DIG,
MOVE_DIVE,
MOVE_FLY,
MOVE_FREEZE_SHOCK,
MOVE_GEOMANCY,
MOVE_ICE_BURN,
MOVE_PHANTOM_FORCE,
MOVE_RAZOR_WIND,
MOVE_SHADOW_FORCE,
MOVE_SKULL_BASH,
MOVE_SKY_ATTACK,
MOVE_SKY_DROP,
MOVE_SOLAR_BEAM,
MOVE_SOLAR_BLADE,
};
static const u16 sRechargeMoves[] =
{
MOVE_HYPER_BEAM,
MOVE_BLAST_BURN,
MOVE_HYDRO_CANNON,
MOVE_FRENZY_PLANT,
MOVE_GIGA_IMPACT,
MOVE_ROCK_WRECKER,
MOVE_ROAR_OF_TIME,
MOVE_PRISMATIC_LASER,
MOVE_METEOR_ASSAULT,
MOVE_ETERNABEAM,
};
static const u16 sOtherMoveCallingMoves[] =
{
MOVE_ASSIST,
MOVE_COPYCAT,
MOVE_ME_FIRST,
MOVE_METRONOME,
MOVE_MIRROR_MOVE,
MOVE_NATURE_POWER,
MOVE_SLEEP_TALK,
};
// Functions
bool32 AI_RandLessThan(u8 val)
{
if ((Random() % 0xFF) < val)
return TRUE;
return FALSE;
}
void RecordLastUsedMoveByTarget(void)
{
RecordKnownMove(gBattlerTarget, gLastMoves[gBattlerTarget]);
}
bool32 IsBattlerAIControlled(u32 battlerId)
{
switch (GetBattlerPosition(battlerId))
{
case B_POSITION_PLAYER_LEFT:
default:
return FALSE;
case B_POSITION_OPPONENT_LEFT:
return TRUE;
case B_POSITION_PLAYER_RIGHT:
return ((gBattleTypeFlags & BATTLE_TYPE_INGAME_PARTNER) != 0);
case B_POSITION_OPPONENT_RIGHT:
return TRUE;
}
}
void ClearBattlerMoveHistory(u8 battlerId)
{
memset(BATTLE_HISTORY->usedMoves[battlerId], 0, sizeof(BATTLE_HISTORY->usedMoves[battlerId]));
memset(BATTLE_HISTORY->moveHistory[battlerId], 0, sizeof(BATTLE_HISTORY->moveHistory[battlerId]));
BATTLE_HISTORY->moveHistoryIndex[battlerId] = 0;
}
void RecordLastUsedMoveBy(u32 battlerId, u32 move)
{
u8 *index = &BATTLE_HISTORY->moveHistoryIndex[battlerId];
if (++(*index) >= AI_MOVE_HISTORY_COUNT)
*index = 0;
BATTLE_HISTORY->moveHistory[battlerId][*index] = move;
}
void RecordKnownMove(u8 battlerId, u32 move)
{
s32 i;
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (BATTLE_HISTORY->usedMoves[battlerId][i] == move)
break;
if (BATTLE_HISTORY->usedMoves[battlerId][i] == MOVE_NONE)
{
BATTLE_HISTORY->usedMoves[battlerId][i] = move;
break;
}
}
}
void RecordAbilityBattle(u8 battlerId, u16 abilityId)
{
BATTLE_HISTORY->abilities[battlerId] = abilityId;
}
void ClearBattlerAbilityHistory(u8 battlerId)
{
BATTLE_HISTORY->abilities[battlerId] = ABILITY_NONE;
}
void RecordItemEffectBattle(u8 battlerId, u8 itemEffect)
{
BATTLE_HISTORY->itemEffects[battlerId] = itemEffect;
}
void ClearBattlerItemEffectHistory(u8 battlerId)
{
BATTLE_HISTORY->itemEffects[battlerId] = 0;
}
void SaveBattlerData(u8 battlerId)
{
if (!IsBattlerAIControlled(battlerId))
{
u32 i;
AI_THINKING_STRUCT->saved[battlerId].ability = gBattleMons[battlerId].ability;
AI_THINKING_STRUCT->saved[battlerId].heldItem = gBattleMons[battlerId].item;
AI_THINKING_STRUCT->saved[battlerId].species = gBattleMons[battlerId].species;
for (i = 0; i < 4; i++)
AI_THINKING_STRUCT->saved[battlerId].moves[i] = gBattleMons[battlerId].moves[i];
}
}
void SetBattlerData(u8 battlerId)
{
if (!IsBattlerAIControlled(battlerId))
{
struct Pokemon *illusionMon;
u32 i;
// Use the known battler's ability.
if (BATTLE_HISTORY->abilities[battlerId] != ABILITY_NONE)
gBattleMons[battlerId].ability = BATTLE_HISTORY->abilities[battlerId];
// Check if mon can only have one ability.
else if (gBaseStats[gBattleMons[battlerId].species].abilities[1] == ABILITY_NONE
|| gBaseStats[gBattleMons[battlerId].species].abilities[1] == gBaseStats[gBattleMons[battlerId].species].abilities[0])
gBattleMons[battlerId].ability = gBaseStats[gBattleMons[battlerId].species].abilities[0];
// The ability is unknown.
else
gBattleMons[battlerId].ability = ABILITY_NONE;
if (BATTLE_HISTORY->itemEffects[battlerId] == 0)
gBattleMons[battlerId].item = 0;
for (i = 0; i < 4; i++)
{
if (BATTLE_HISTORY->usedMoves[battlerId][i] == 0)
gBattleMons[battlerId].moves[i] = 0;
}
// Simulate Illusion
if ((illusionMon = GetIllusionMonPtr(battlerId)) != NULL)
gBattleMons[battlerId].species = GetMonData(illusionMon, MON_DATA_SPECIES2);
}
}
void RestoreBattlerData(u8 battlerId)
{
if (!IsBattlerAIControlled(battlerId))
{
u32 i;
gBattleMons[battlerId].ability = AI_THINKING_STRUCT->saved[battlerId].ability;
gBattleMons[battlerId].item = AI_THINKING_STRUCT->saved[battlerId].heldItem;
gBattleMons[battlerId].species = AI_THINKING_STRUCT->saved[battlerId].species;
for (i = 0; i < 4; i++)
gBattleMons[battlerId].moves[i] = AI_THINKING_STRUCT->saved[battlerId].moves[i];
}
}
u32 GetHealthPercentage(u8 battlerId)
{
return (u32)((100 * gBattleMons[battlerId].hp) / gBattleMons[battlerId].maxHP);
}
bool32 AtMaxHp(u8 battlerId)
{
if (GetHealthPercentage(battlerId) == 100)
return TRUE;
return FALSE;
}
bool32 IsBattlerTrapped(u8 battler, bool8 checkSwitch)
{
u8 holdEffect = AI_GetHoldEffect(battler);
if (IS_BATTLER_OF_TYPE(battler, TYPE_GHOST)
|| (checkSwitch && holdEffect == HOLD_EFFECT_SHED_SHELL)
|| (!checkSwitch && GetBattlerAbility(battler) == ABILITY_RUN_AWAY)
|| (!checkSwitch && holdEffect == HOLD_EFFECT_CAN_ALWAYS_RUN))
{
return FALSE;
}
else
{
if (gBattleMons[battler].status2 & (STATUS2_ESCAPE_PREVENTION | STATUS2_WRAPPED)
|| IsAbilityPreventingEscape(battler)
|| gStatuses3[battler] & (STATUS3_ROOTED) // TODO: sky drop target in air
|| (gFieldStatuses & STATUS_FIELD_FAIRY_LOCK))
return TRUE;
}
return FALSE;
}
u32 GetTotalBaseStat(u32 species)
{
return gBaseStats[species].baseHP
+ gBaseStats[species].baseAttack
+ gBaseStats[species].baseDefense
+ gBaseStats[species].baseSpeed
+ gBaseStats[species].baseSpAttack
+ gBaseStats[species].baseSpDefense;
}
bool32 IsTruantMonVulnerable(u32 battlerAI, u32 opposingBattler)
{
int i;
for (i = 0; i < MAX_MON_MOVES; i++)
{
u32 move = gBattleResources->battleHistory->usedMoves[opposingBattler][i];
if (gBattleMoves[move].effect == EFFECT_PROTECT && move != MOVE_ENDURE)
return TRUE;
if (gBattleMoves[move].effect == EFFECT_SEMI_INVULNERABLE && GetWhoStrikesFirst(battlerAI, opposingBattler, TRUE) == 1)
return TRUE;
}
return FALSE;
}
// move checks
bool32 IsAffectedByPowder(u8 battler, u16 ability, u16 holdEffect)
{
if ((B_POWDER_GRASS >= GEN_6 && IS_BATTLER_OF_TYPE(battler, TYPE_GRASS))
|| ability == ABILITY_OVERCOAT
|| holdEffect == HOLD_EFFECT_SAFETY_GOOGLES)
return FALSE;
return TRUE;
}
// This function checks if all physical/special moves are either unusable or unreasonable to use.
// Consider a pokemon boosting their attack against a ghost pokemon having only normal-type physical attacks.
bool32 MovesWithSplitUnusable(u32 attacker, u32 target, u32 split)
{
s32 i, moveType;
u32 usable = 0;
u32 unusable = CheckMoveLimitations(attacker, 0, 0xFF);
u16 *moves = GetMovesArray(attacker);
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (moves[i] != MOVE_NONE
&& moves[i] != 0xFFFF
&& GetBattleMoveSplit(moves[i]) == split
&& !(unusable & gBitTable[i]))
{
SetTypeBeforeUsingMove(moves[i], attacker);
GET_MOVE_TYPE(moves[i], moveType);
if (CalcTypeEffectivenessMultiplier(moves[i], moveType, attacker, target, FALSE) != 0)
usable |= gBitTable[i];
}
}
return (usable == 0);
}
static bool32 AI_GetIfCrit(u32 move, u8 battlerAtk, u8 battlerDef)
{
bool32 isCrit;
switch (CalcCritChanceStage(battlerAtk, battlerDef, move, FALSE))
{
case -1:
case 0:
default:
isCrit = FALSE;
break;
case 1:
if (gBattleMoves[move].flags & FLAG_HIGH_CRIT && (Random() % 5 == 0))
isCrit = TRUE;
else
isCrit = FALSE;
break;
case 2:
if (gBattleMoves[move].flags & FLAG_HIGH_CRIT && (Random() % 2 == 0))
isCrit = TRUE;
else if (!(gBattleMoves[move].flags & FLAG_HIGH_CRIT) && (Random() % 4) == 0)
isCrit = TRUE;
else
isCrit = FALSE;
break;
case -2:
case 3:
case 4:
isCrit = TRUE;
break;
}
return isCrit;
}
s32 AI_CalcDamage(u16 move, u8 battlerAtk, u8 battlerDef)
{
s32 dmg, moveType, critDmg, normalDmg;
s8 critChance;
SaveBattlerData(battlerAtk);
SaveBattlerData(battlerDef);
SetBattlerData(battlerAtk);
SetBattlerData(battlerDef);
gBattleStruct->dynamicMoveType = 0;
SetTypeBeforeUsingMove(move, battlerAtk);
GET_MOVE_TYPE(move, moveType);
critChance = GetInverseCritChance(battlerAtk, battlerDef, move);
normalDmg = CalculateMoveDamage(move, battlerAtk, battlerDef, moveType, 0, FALSE, FALSE, FALSE);
critDmg = CalculateMoveDamage(move, battlerAtk, battlerDef, moveType, 0, TRUE, FALSE, FALSE);
if(critChance == -1)
dmg = normalDmg;
else
dmg = (critDmg + normalDmg * (critChance - 1)) / critChance;
// handle dynamic move damage
switch (gBattleMoves[move].effect)
{
case EFFECT_LEVEL_DAMAGE:
dmg = gBattleMons[battlerAtk].level;
break;
case EFFECT_DRAGON_RAGE:
dmg = 40;
break;
case EFFECT_SONICBOOM:
dmg = 20;
break;
case EFFECT_PSYWAVE:
{
u32 randDamage;
if (B_PSYWAVE_DMG >= GEN_6)
randDamage = (Random() % 101);
else
randDamage = (Random() % 11) * 10;
dmg = gBattleMons[battlerAtk].level * (randDamage + 50) / 100;
}
break;
//case EFFECT_METAL_BURST:
//case EFFECT_COUNTER:
default:
//do not add the random factor, it's an average case analysis
//dmg *= (100 - (Random() % 10)) / 100; // add random factor
break;
}
RestoreBattlerData(battlerAtk);
RestoreBattlerData(battlerDef);
return dmg;
}
// Checks if one of the moves has side effects or perks
static u32 WhichMoveBetter(u32 move1, u32 move2)
{
s32 defAbility = AI_GetAbility(gBattlerTarget);
// Check if physical moves hurt.
if (AI_GetHoldEffect(sBattler_AI) != HOLD_EFFECT_PROTECTIVE_PADS
&& (BATTLE_HISTORY->itemEffects[gBattlerTarget] == HOLD_EFFECT_ROCKY_HELMET
|| defAbility == ABILITY_IRON_BARBS || defAbility == ABILITY_ROUGH_SKIN))
{
if (IS_MOVE_PHYSICAL(move1) && !IS_MOVE_PHYSICAL(move2))
return 1;
if (IS_MOVE_PHYSICAL(move2) && !IS_MOVE_PHYSICAL(move1))
return 0;
}
// Check recoil
if (GetBattlerAbility(sBattler_AI) != ABILITY_ROCK_HEAD)
{
if (((gBattleMoves[move1].effect == EFFECT_RECOIL_25
|| gBattleMoves[move1].effect == EFFECT_RECOIL_IF_MISS
|| gBattleMoves[move1].effect == EFFECT_RECOIL_50
|| gBattleMoves[move1].effect == EFFECT_RECOIL_33
|| gBattleMoves[move1].effect == EFFECT_RECOIL_33_STATUS)
&& (gBattleMoves[move2].effect != EFFECT_RECOIL_25
&& gBattleMoves[move2].effect != EFFECT_RECOIL_IF_MISS
&& gBattleMoves[move2].effect != EFFECT_RECOIL_50
&& gBattleMoves[move2].effect != EFFECT_RECOIL_33
&& gBattleMoves[move2].effect != EFFECT_RECOIL_33_STATUS
&& gBattleMoves[move2].effect != EFFECT_RECHARGE)))
return 1;
if (((gBattleMoves[move2].effect == EFFECT_RECOIL_25
|| gBattleMoves[move2].effect == EFFECT_RECOIL_IF_MISS
|| gBattleMoves[move2].effect == EFFECT_RECOIL_50
|| gBattleMoves[move2].effect == EFFECT_RECOIL_33
|| gBattleMoves[move2].effect == EFFECT_RECOIL_33_STATUS)
&& (gBattleMoves[move1].effect != EFFECT_RECOIL_25
&& gBattleMoves[move1].effect != EFFECT_RECOIL_IF_MISS
&& gBattleMoves[move1].effect != EFFECT_RECOIL_50
&& gBattleMoves[move1].effect != EFFECT_RECOIL_33
&& gBattleMoves[move1].effect != EFFECT_RECOIL_33_STATUS
&& gBattleMoves[move1].effect != EFFECT_RECHARGE)))
return 0;
}
// Check recharge
if (gBattleMoves[move1].effect == EFFECT_RECHARGE && gBattleMoves[move2].effect != EFFECT_RECHARGE)
return 1;
if (gBattleMoves[move2].effect == EFFECT_RECHARGE && gBattleMoves[move1].effect != EFFECT_RECHARGE)
return 0;
// Check additional effect.
if (gBattleMoves[move1].effect == 0 && gBattleMoves[move2].effect != 0)
return 1;
if (gBattleMoves[move2].effect == 0 && gBattleMoves[move1].effect != 0)
return 0;
return 2;
}
u8 GetMoveDamageResult(u16 move)
{
s32 i, checkedMove, bestId, currId, hp;
s32 moveDmgs[MAX_MON_MOVES];
u8 result;
for (i = 0; sIgnoredPowerfulMoveEffects[i] != IGNORED_MOVES_END; i++)
{
if (gBattleMoves[move].effect == sIgnoredPowerfulMoveEffects[i])
break;
}
if (gBattleMoves[move].power != 0 && sIgnoredPowerfulMoveEffects[i] == IGNORED_MOVES_END)
{
// Considered move has power and is not in sIgnoredPowerfulMoveEffects
// Check all other moves and calculate their power
for (checkedMove = 0; checkedMove < MAX_MON_MOVES; checkedMove++)
{
for (i = 0; sIgnoredPowerfulMoveEffects[i] != IGNORED_MOVES_END; i++)
{
if (gBattleMoves[gBattleMons[sBattler_AI].moves[checkedMove]].effect == sIgnoredPowerfulMoveEffects[i])
break;
}
if (gBattleMons[sBattler_AI].moves[checkedMove] != MOVE_NONE
&& sIgnoredPowerfulMoveEffects[i] == IGNORED_MOVES_END
&& gBattleMoves[gBattleMons[sBattler_AI].moves[checkedMove]].power != 0)
{
moveDmgs[checkedMove] = AI_THINKING_STRUCT->simulatedDmg[sBattler_AI][gBattlerTarget][checkedMove];
}
else
{
moveDmgs[checkedMove] = 0;
}
}
hp = gBattleMons[gBattlerTarget].hp + (20 * gBattleMons[gBattlerTarget].hp / 100); // 20 % add to make sure the battler is always fainted
// If a move can faint battler, it doesn't matter how much damage it does
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (moveDmgs[i] > hp)
moveDmgs[i] = hp;
}
for (bestId = 0, i = 1; i < MAX_MON_MOVES; i++)
{
if (moveDmgs[i] > moveDmgs[bestId])
bestId = i;
if (moveDmgs[i] == moveDmgs[bestId])
{
switch (WhichMoveBetter(gBattleMons[sBattler_AI].moves[bestId], gBattleMons[sBattler_AI].moves[i]))
{
case 2:
if (Random() & 1)
break;
case 1:
bestId = i;
break;
}
}
}
currId = AI_THINKING_STRUCT->movesetIndex;
if (currId == bestId)
AI_THINKING_STRUCT->funcResult = MOVE_POWER_BEST;
// Compare percentage difference.
else if ((moveDmgs[currId] >= hp || moveDmgs[bestId] < hp) // If current move can faint as well, or if neither can
&& (moveDmgs[bestId] * 100 / hp) - (moveDmgs[currId] * 100 / hp) <= 30
&& WhichMoveBetter(gBattleMons[sBattler_AI].moves[bestId], gBattleMons[sBattler_AI].moves[currId]) != 0)
AI_THINKING_STRUCT->funcResult = MOVE_POWER_GOOD;
else
AI_THINKING_STRUCT->funcResult = MOVE_POWER_WEAK;
}
else
{
// Move has a power of 0/1, or is in the group sIgnoredPowerfulMoveEffects
AI_THINKING_STRUCT->funcResult = MOVE_POWER_OTHER;
}
return AI_THINKING_STRUCT->funcResult;
}
u32 GetCurrDamageHpPercent(u8 battlerAtk, u8 battlerDef)
{
int bestDmg = AI_THINKING_STRUCT->simulatedDmg[battlerAtk][battlerDef][AI_THINKING_STRUCT->movesetIndex];
return (bestDmg * 100) / gBattleMons[battlerDef].maxHP;
}
u16 AI_GetTypeEffectiveness(u16 move, u8 battlerAtk, u8 battlerDef)
{
u16 typeEffectiveness, moveType;
SaveBattlerData(battlerAtk);
SaveBattlerData(battlerDef);
SetBattlerData(battlerAtk);
SetBattlerData(battlerDef);
gBattleStruct->dynamicMoveType = 0;
SetTypeBeforeUsingMove(move, battlerAtk);
GET_MOVE_TYPE(move, moveType);
typeEffectiveness = CalcTypeEffectivenessMultiplier(move, moveType, battlerAtk, battlerDef, FALSE);
RestoreBattlerData(battlerAtk);
RestoreBattlerData(battlerDef);
return typeEffectiveness;
}
u8 AI_GetMoveEffectiveness(u16 move, u8 battlerAtk, u8 battlerDef)
{
u8 damageVar;
u32 effectivenessMultiplier;
gMoveResultFlags = 0;
gCurrentMove = move;
effectivenessMultiplier = AI_GetTypeEffectiveness(gCurrentMove, battlerAtk, battlerDef);
switch (effectivenessMultiplier)
{
case UQ_4_12(0.0):
default:
damageVar = AI_EFFECTIVENESS_x0;
break;
case UQ_4_12(0.25):
damageVar = AI_EFFECTIVENESS_x0_25;
break;
case UQ_4_12(0.5):
damageVar = AI_EFFECTIVENESS_x0_5;
break;
case UQ_4_12(1.0):
damageVar = AI_EFFECTIVENESS_x1;
break;
case UQ_4_12(2.0):
damageVar = AI_EFFECTIVENESS_x2;
break;
case UQ_4_12(4.0):
damageVar = AI_EFFECTIVENESS_x4;
break;
}
return damageVar;
}
// AI_CHECK_FASTER: is user(ai) faster
// AI_CHECK_SLOWER: is target faster
bool32 IsAiFaster(u8 battler)
{
u32 fasterAI = 0, fasterPlayer = 0, i;
s8 prioAI, prioPlayer;
// Check move priorities first.
prioAI = GetMovePriority(sBattler_AI, AI_THINKING_STRUCT->moveConsidered);
SaveBattlerData(gBattlerTarget);
SetBattlerData(gBattlerTarget);
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (gBattleMons[gBattlerTarget].moves[i] == 0 || gBattleMons[gBattlerTarget].moves[i] == 0xFFFF)
continue;
prioPlayer = GetMovePriority(gBattlerTarget, gBattleMons[gBattlerTarget].moves[i]);
if (prioAI > prioPlayer)
fasterAI++;
else if (prioPlayer > prioAI)
fasterPlayer++;
}
RestoreBattlerData(gBattlerTarget);
if (fasterAI > fasterPlayer)
{
if (battler == 0) // is user (ai) faster
return TRUE;
else
return FALSE;
}
else if (fasterAI < fasterPlayer)
{
if (battler == 1) // is target (player) faster
return TRUE;
else
return FALSE;
}
else
{
// Priorities are the same(at least comparing to moves the AI is aware of), decide by speed.
if (GetWhoStrikesFirst(sBattler_AI, gBattlerTarget, TRUE) == battler)
return TRUE;
else
return FALSE;
}
}
// Check if target has means to faint ai mon.
bool32 CanTargetFaintAi(u8 battlerDef, u8 battlerAtk)
{
s32 i, dmg;
u32 unusable = CheckMoveLimitations(battlerDef, 0, 0xFF & ~MOVE_LIMITATION_PP);
u16 *moves = gBattleResources->battleHistory->usedMoves[battlerDef];
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (moves[i] != MOVE_NONE && moves[i] != 0xFFFF && !(unusable & gBitTable[i])
&& AI_CalcDamage(moves[i], battlerDef, battlerAtk) >= gBattleMons[battlerAtk].hp)
{
return TRUE;
}
}
return FALSE;
}
bool32 CanMoveFaintBattler(u16 move, u8 battlerDef, u8 battlerAtk, u8 nHits)
{
s32 i, dmg;
u32 unusable = CheckMoveLimitations(battlerDef, 0, 0xFF & ~MOVE_LIMITATION_PP);
if (move != MOVE_NONE && move != 0xFFFF && !(unusable & gBitTable[i]) && AI_CalcDamage(move, battlerDef, battlerAtk) >= gBattleMons[battlerAtk].hp)
return TRUE;
return FALSE;
}
// Check if target has means to faint ai mon after modding hp/dmg
bool32 CanTargetFaintAiWithMod(u8 battlerDef, u8 battlerAtk, s32 hpMod, s32 dmgMod)
{
u32 i;
u32 unusable = CheckMoveLimitations(battlerDef, 0, 0xFF & ~MOVE_LIMITATION_PP);
u16 *moves = gBattleResources->battleHistory->usedMoves[battlerDef];
for (i = 0; i < MAX_MON_MOVES; i++)
{
u32 dmg = AI_CalcDamage(moves[i], battlerDef, battlerAtk);
u32 hpCheck = gBattleMons[battlerAtk].hp + hpMod;
if (dmgMod)
dmg *= dmgMod;
if (moves[i] != MOVE_NONE && moves[i] != 0xFFFF && !(unusable & gBitTable[i]) && dmg >= hpCheck)
{
return TRUE;
}
}
return FALSE;
}
// does NOT include ability suppression checks
s32 AI_GetAbility(u32 battlerId)
{
// The AI knows its own ability.
if (IsBattlerAIControlled(battlerId))
return gBattleMons[battlerId].ability;
if (BATTLE_HISTORY->abilities[battlerId] != ABILITY_NONE)
return BATTLE_HISTORY->abilities[battlerId];
// Abilities that prevent fleeing.
if (gBattleMons[battlerId].ability == ABILITY_SHADOW_TAG
|| gBattleMons[battlerId].ability == ABILITY_MAGNET_PULL
|| gBattleMons[battlerId].ability == ABILITY_ARENA_TRAP)
return gBattleMons[battlerId].ability;
if (gBaseStats[gBattleMons[battlerId].species].abilities[0] != ABILITY_NONE)
{
if (gBaseStats[gBattleMons[battlerId].species].abilities[1] != ABILITY_NONE)
{
// AI has no knowledge of opponent, so it guesses which ability.
return gBaseStats[gBattleMons[battlerId].species].abilities[Random() & 1];
}
else
{
return gBaseStats[gBattleMons[battlerId].species].abilities[0]; // It's definitely ability 1.
}
}
return ABILITY_NONE; // Unknown.
}
u16 AI_GetHoldEffect(u32 battlerId)
{
u32 holdEffect;
if (!IsBattlerAIControlled(battlerId))
holdEffect = BATTLE_HISTORY->itemEffects[battlerId];
else
holdEffect = GetBattlerHoldEffect(battlerId, FALSE);
if (AI_THINKING_STRUCT->aiFlags & AI_FLAG_NEGATE_UNAWARE)
return holdEffect;
if (gStatuses3[battlerId] & STATUS3_EMBARGO)
return HOLD_EFFECT_NONE;
if (gFieldStatuses & STATUS_FIELD_MAGIC_ROOM)
return HOLD_EFFECT_NONE;
if (AI_GetAbility(battlerId) == ABILITY_KLUTZ && !(gStatuses3[battlerId] & STATUS3_GASTRO_ACID))
return HOLD_EFFECT_NONE;
return holdEffect;
}
bool32 AI_IsTerrainAffected(u8 battlerId, u32 flags)
{
if (gStatuses3[battlerId] & STATUS3_SEMI_INVULNERABLE)
return FALSE;
else if (!(gFieldStatuses & flags))
return FALSE;
return AI_IsBattlerGrounded(battlerId);
}
// different from IsBattlerGrounded in that we don't always know battler's hold effect or ability
bool32 AI_IsBattlerGrounded(u8 battlerId)
{
u32 holdEffect = AI_GetHoldEffect(battlerId);
if (holdEffect == HOLD_EFFECT_IRON_BALL)
return TRUE;
else if (gFieldStatuses & STATUS_FIELD_GRAVITY)
return TRUE;
else if (gStatuses3[battlerId] & STATUS3_ROOTED)
return TRUE;
else if (gStatuses3[battlerId] & STATUS3_SMACKED_DOWN)
return TRUE;
else if (gStatuses3[battlerId] & STATUS3_TELEKINESIS)
return FALSE;
else if (gStatuses3[battlerId] & STATUS3_MAGNET_RISE)
return FALSE;
else if (holdEffect == HOLD_EFFECT_AIR_BALLOON)
return FALSE;
else if (AI_GetAbility(battlerId) == ABILITY_LEVITATE)
return FALSE;
else if (IS_BATTLER_OF_TYPE(battlerId, TYPE_FLYING))
return FALSE;
else
return TRUE;
}
bool32 DoesBattlerIgnoreAbilityChecks(u16 atkAbility, u16 move)
{
u32 i;
if (AI_THINKING_STRUCT->aiFlags & AI_FLAG_NEGATE_UNAWARE)
return FALSE; // AI handicap flag: doesn't understand ability suppression concept
for (i = 0; i < ARRAY_COUNT(sIgnoreMoldBreakerMoves); i++)
{
if (move == sIgnoreMoldBreakerMoves[i])
return TRUE;
}
if (atkAbility == ABILITY_MOLD_BREAKER
|| atkAbility == ABILITY_TERAVOLT
|| atkAbility == ABILITY_TURBOBLAZE)
return TRUE;
return FALSE;
}
bool32 AI_WeatherHasEffect(void)
{
u32 i;
if (AI_THINKING_STRUCT->aiFlags & AI_FLAG_NEGATE_UNAWARE)
return TRUE; // AI doesn't understand weather supression (handicap)
// need to manually check since we don't necessarily know opponent ability
for (i = 0; i < gBattlersCount; i++)
{
if (IsBattlerAlive(i)
&& (AI_GetAbility(i) == ABILITY_AIR_LOCK || AI_GetAbility(i) == ABILITY_CLOUD_NINE))
return FALSE;
}
return TRUE;
}
bool32 IsAromaVeilProtectedMove(u16 move)
{
u32 i;
switch (move)
{
case MOVE_DISABLE:
case MOVE_ATTRACT:
case MOVE_ENCORE:
case MOVE_TORMENT:
case MOVE_TAUNT:
case MOVE_HEAL_BLOCK:
return TRUE;
default:
return FALSE;
}
}
bool32 IsNonVolatileStatusMoveEffect(u16 moveEffect)
{
switch (moveEffect)
{
case EFFECT_SLEEP:
case EFFECT_TOXIC:
case EFFECT_POISON:
case EFFECT_PARALYZE:
case EFFECT_WILL_O_WISP:
case EFFECT_YAWN:
return TRUE;
default:
return FALSE;
}
}
bool32 IsConfusionMoveEffect(u16 moveEffect)
{
switch (moveEffect)
{
case EFFECT_CONFUSE_HIT:
case EFFECT_SWAGGER:
case EFFECT_FLATTER:
case EFFECT_TEETER_DANCE:
return TRUE;
default:
return FALSE;
}
}
bool32 IsStatLoweringMoveEffect(u16 moveEffect)
{
switch (moveEffect)
{
case EFFECT_ATTACK_DOWN:
case EFFECT_DEFENSE_DOWN:
case EFFECT_SPEED_DOWN:
case EFFECT_SPECIAL_ATTACK_DOWN:
case EFFECT_SPECIAL_DEFENSE_DOWN:
case EFFECT_ACCURACY_DOWN:
case EFFECT_EVASION_DOWN:
case EFFECT_ATTACK_DOWN_2:
case EFFECT_DEFENSE_DOWN_2:
case EFFECT_SPEED_DOWN_2:
case EFFECT_SPECIAL_ATTACK_DOWN_2:
case EFFECT_SPECIAL_DEFENSE_DOWN_2:
case EFFECT_ACCURACY_DOWN_2:
case EFFECT_EVASION_DOWN_2:
return TRUE;
default:
return FALSE;
}
}
bool32 IsHazardMoveEffect(u16 moveEffect)
{
switch (moveEffect)
{
case EFFECT_SPIKES:
case EFFECT_TOXIC_SPIKES:
case EFFECT_STICKY_WEB:
case EFFECT_STEALTH_ROCK:
return TRUE;
default:
return FALSE;
}
}
bool32 IsMoveRedirectionPrevented(u16 move, u16 atkAbility)
{
if (AI_THINKING_STRUCT->aiFlags & AI_FLAG_NEGATE_UNAWARE)
return FALSE;
if (move == MOVE_SKY_DROP
|| move == MOVE_SNIPE_SHOT
|| atkAbility == ABILITY_PROPELLER_TAIL
|| atkAbility == ABILITY_STALWART)
return TRUE;
return FALSE;
}
// differs from GetTotalAccuracy in that we need to check AI history for item, ability, etc
u32 AI_GetMoveAccuracy(u8 battlerAtk, u8 battlerDef, u16 atkAbility, u16 defAbility, u8 atkHoldEffect, u8 defHoldEffect, u16 move)
{
u32 calc, moveAcc, atkParam, defParam;
s8 buff, accStage, evasionStage;
gPotentialItemEffectBattler = battlerDef;
accStage = gBattleMons[battlerAtk].statStages[STAT_ACC];
evasionStage = gBattleMons[battlerDef].statStages[STAT_EVASION];
if (atkAbility == ABILITY_UNAWARE)
evasionStage = DEFAULT_STAT_STAGE;
if (gBattleMoves[move].flags & FLAG_STAT_STAGES_IGNORED)
evasionStage = DEFAULT_STAT_STAGE;
if (defAbility == ABILITY_UNAWARE)
accStage = DEFAULT_STAT_STAGE;
if (gBattleMons[battlerDef].status2 & STATUS2_FORESIGHT || gStatuses3[battlerDef] & STATUS3_MIRACLE_EYED)
buff = accStage;
else
buff = accStage + DEFAULT_STAT_STAGE - evasionStage;
if (buff < MIN_STAT_STAGE)
buff = MIN_STAT_STAGE;
if (buff > MAX_STAT_STAGE)
buff = MAX_STAT_STAGE;
moveAcc = gBattleMoves[move].accuracy;
// Check Thunder and Hurricane on sunny weather.
if (WEATHER_HAS_EFFECT && gBattleWeather & WEATHER_SUN_ANY
&& (gBattleMoves[move].effect == EFFECT_THUNDER || gBattleMoves[move].effect == EFFECT_HURRICANE))
moveAcc = 50;
// Check Wonder Skin.
if (defAbility == ABILITY_WONDER_SKIN && gBattleMoves[move].power == 0)
moveAcc = 50;
calc = gAccuracyStageRatios[buff].dividend * moveAcc;
calc /= gAccuracyStageRatios[buff].divisor;
if (atkAbility == ABILITY_COMPOUND_EYES)
calc = (calc * 130) / 100; // 1.3 compound eyes boost
else if (atkAbility == ABILITY_VICTORY_STAR)
calc = (calc * 110) / 100; // 1.1 victory star boost
if (IsBattlerAlive(BATTLE_PARTNER(battlerAtk)) && GetBattlerAbility(BATTLE_PARTNER(battlerAtk)) == ABILITY_VICTORY_STAR)
calc = (calc * 110) / 100; // 1.1 ally's victory star boost
if (defAbility == ABILITY_SAND_VEIL && WEATHER_HAS_EFFECT && gBattleWeather & WEATHER_SANDSTORM_ANY)
calc = (calc * 80) / 100; // 1.2 sand veil loss
else if (defAbility == ABILITY_SNOW_CLOAK && WEATHER_HAS_EFFECT && gBattleWeather & WEATHER_HAIL_ANY)
calc = (calc * 80) / 100; // 1.2 snow cloak loss
else if (defAbility == ABILITY_TANGLED_FEET && gBattleMons[battlerDef].status2 & STATUS2_CONFUSION)
calc = (calc * 50) / 100; // 1.5 tangled feet loss
if (atkAbility == ABILITY_HUSTLE && IS_MOVE_PHYSICAL(move))
calc = (calc * 80) / 100; // 1.2 hustle loss
if (defHoldEffect == HOLD_EFFECT_EVASION_UP)
calc = (calc * (100 - defParam)) / 100;
if (atkHoldEffect == HOLD_EFFECT_WIDE_LENS)
calc = (calc * (100 + atkParam)) / 100;
else if (atkHoldEffect == HOLD_EFFECT_ZOOM_LENS && GetBattlerTurnOrderNum(battlerAtk) > GetBattlerTurnOrderNum(battlerDef));
calc = (calc * (100 + atkParam)) / 100;
return calc;
}
bool32 IsSemiInvulnerable(u8 battlerDef, u16 move)
{
if (gStatuses3[battlerDef] & STATUS3_PHANTOM_FORCE)
return TRUE;
else if (!TestMoveFlags(move, FLAG_DMG_IN_AIR) && gStatuses3[battlerDef] & STATUS3_ON_AIR)
return TRUE;
else if (!TestMoveFlags(move, FLAG_DMG_UNDERWATER) && gStatuses3[battlerDef] & STATUS3_UNDERWATER)
return TRUE;
else if (!TestMoveFlags(move, FLAG_DMG_UNDERGROUND) && gStatuses3[battlerDef] & STATUS3_UNDERGROUND)
return TRUE;
else
return FALSE;
}
bool32 IsMoveEncouragedToHit(u8 battlerAtk, u8 battlerDef, u16 move)
{
if (IsSemiInvulnerable(battlerDef, move))
return FALSE;
//TODO - anticipate protect move?
// always hits
if (gStatuses3[battlerDef] & STATUS3_ALWAYS_HITS || gDisableStructs[battlerDef].battlerWithSureHit == battlerAtk)
return TRUE;
if (AI_GetAbility(battlerDef) == ABILITY_NO_GUARD || AI_GetAbility(battlerAtk) == ABILITY_NO_GUARD)
return TRUE;
if (B_TOXIC_NEVER_MISS >= GEN_6 && gBattleMoves[move].effect == EFFECT_TOXIC && IS_BATTLER_OF_TYPE(battlerAtk, TYPE_POISON))
return TRUE;
// discouraged from hitting
if (AI_WeatherHasEffect() && (gBattleWeather & WEATHER_SUN_ANY)
&& (gBattleMoves[move].effect == EFFECT_THUNDER || gBattleMoves[move].effect == EFFECT_HURRICANE))
return FALSE;
// increased accuracy but don't always hit
if ((AI_WeatherHasEffect() &&
(((gBattleWeather & WEATHER_RAIN_ANY) && (gBattleMoves[move].effect == EFFECT_THUNDER || gBattleMoves[move].effect == EFFECT_HURRICANE))
|| (((gBattleWeather & WEATHER_HAIL_ANY) && move == MOVE_BLIZZARD))))
|| (gBattleMoves[move].effect == EFFECT_VITAL_THROW)
|| (gBattleMoves[move].accuracy == 0)
|| ((B_MINIMIZE_DMG_ACC >= GEN_6) && (gStatuses3[battlerDef] & STATUS3_MINIMIZED) && (gBattleMoves[move].flags & FLAG_DMG_MINIMIZE)))
{
return TRUE;
}
return FALSE;
}
bool32 ShouldTryOHKO(u8 battlerAtk, u8 battlerDef, u16 atkAbility, u16 defAbility, u32 accuracy, u16 move)
{
u32 holdEffect = AI_GetHoldEffect(battlerDef);
gPotentialItemEffectBattler = battlerDef;
if (holdEffect == HOLD_EFFECT_FOCUS_BAND && (Random() % 100) < GetBattlerHoldEffectParam(battlerDef))
return FALSE; //probabilistically speaking, focus band should activate so dont OHKO
else if (holdEffect == HOLD_EFFECT_FOCUS_SASH && AtMaxHp(battlerDef))
return FALSE;
if (!DoesBattlerIgnoreAbilityChecks(atkAbility, move) && defAbility == ABILITY_STURDY)
return FALSE;
if ((((gStatuses3[battlerDef] & STATUS3_ALWAYS_HITS)
&& gDisableStructs[battlerDef].battlerWithSureHit == battlerAtk)
|| atkAbility == ABILITY_NO_GUARD || defAbility == ABILITY_NO_GUARD)
&& gBattleMons[battlerAtk].level >= gBattleMons[battlerDef].level)
{
return TRUE;
}
else // test the odds
{
u16 odds = accuracy + (gBattleMons[battlerAtk].level - gBattleMons[battlerDef].level);
if (Random() % 100 + 1 < odds && gBattleMons[battlerAtk].level >= gBattleMons[battlerDef].level)
return TRUE;
}
return FALSE;
}
bool32 ShouldSetSandstorm(u8 battler, u16 ability, u16 holdEffect)
{
if (!AI_WeatherHasEffect())
return FALSE;
else if (gBattleWeather & WEATHER_SANDSTORM_ANY)
return FALSE;
if (ability == ABILITY_SAND_VEIL
|| ability == ABILITY_SAND_RUSH
|| ability == ABILITY_SAND_FORCE
|| ability == ABILITY_SAND_FORCE
|| ability == ABILITY_OVERCOAT
|| ability == ABILITY_MAGIC_GUARD
|| holdEffect == HOLD_EFFECT_SAFETY_GOOGLES
|| IS_BATTLER_OF_TYPE(battler, TYPE_ROCK)
|| IS_BATTLER_OF_TYPE(battler, TYPE_STEEL)
|| IS_BATTLER_OF_TYPE(battler, TYPE_GROUND)
|| HasMoveEffect(battler, EFFECT_SHORE_UP)
|| HasMoveEffect(battler, EFFECT_WEATHER_BALL))
{
return TRUE;
}
return FALSE;
}
bool32 ShouldSetHail(u8 battler, u16 ability, u16 holdEffect)
{
if (!AI_WeatherHasEffect())
return FALSE;
else if (gBattleWeather & WEATHER_HAIL_ANY)
return FALSE;
if (ability == ABILITY_SNOW_CLOAK
|| ability == ABILITY_ICE_BODY
|| ability == ABILITY_FORECAST
|| ability == ABILITY_SLUSH_RUSH
|| ability == ABILITY_MAGIC_GUARD
|| ability == ABILITY_OVERCOAT
|| holdEffect == HOLD_EFFECT_SAFETY_GOOGLES
|| IS_BATTLER_OF_TYPE(battler, TYPE_ICE)
|| HasMove(battler, MOVE_BLIZZARD)
|| HasMoveEffect(battler, EFFECT_AURORA_VEIL)
|| HasMoveEffect(battler, EFFECT_WEATHER_BALL))
{
return TRUE;
}
return FALSE;
}
bool32 ShouldSetRain(u8 battlerAtk, u16 atkAbility, u16 holdEffect)
{
if (!AI_WeatherHasEffect())
return FALSE;
else if (gBattleWeather & WEATHER_RAIN_ANY)
return FALSE;
if (holdEffect != HOLD_EFFECT_UTILITY_UMBRELLA
&& (atkAbility == ABILITY_SWIFT_SWIM
|| atkAbility == ABILITY_FORECAST
|| atkAbility == ABILITY_HYDRATION
|| atkAbility == ABILITY_RAIN_DISH
|| atkAbility == ABILITY_DRY_SKIN
|| HasMoveEffect(battlerAtk, EFFECT_THUNDER)
|| HasMoveEffect(battlerAtk, EFFECT_HURRICANE)
|| HasMoveEffect(battlerAtk, EFFECT_WEATHER_BALL)
|| HasMoveWithType(battlerAtk, TYPE_WATER)))
{
return TRUE;
}
return FALSE;
}
bool32 ShouldSetSun(u8 battlerAtk, u16 atkAbility, u16 holdEffect)
{
if (!AI_WeatherHasEffect())
return FALSE;
else if (gBattleWeather & WEATHER_SUN_ANY)
return FALSE;
if (holdEffect != HOLD_EFFECT_UTILITY_UMBRELLA
&& (atkAbility == ABILITY_CHLOROPHYLL
|| atkAbility == ABILITY_FLOWER_GIFT
|| atkAbility == ABILITY_FORECAST
|| atkAbility == ABILITY_LEAF_GUARD
|| atkAbility == ABILITY_SOLAR_POWER
|| atkAbility == ABILITY_HARVEST
|| HasMoveEffect(battlerAtk, EFFECT_SOLARBEAM)
|| HasMoveEffect(battlerAtk, EFFECT_MORNING_SUN)
|| HasMoveEffect(battlerAtk, EFFECT_SYNTHESIS)
|| HasMoveEffect(battlerAtk, EFFECT_MOONLIGHT)
|| HasMoveEffect(battlerAtk, EFFECT_WEATHER_BALL)
|| HasMoveEffect(battlerAtk, EFFECT_GROWTH)
|| HasMoveWithType(battlerAtk, TYPE_FIRE)))
{
return TRUE;
}
return FALSE;
}
void ProtectChecks(u8 battlerAtk, u8 battlerDef, u16 move, u16 predictedMove, s16 *score)
{
// TODO more sophisticated logic
u16 predictedEffect = gBattleMoves[predictedMove].effect;
u8 defAbility = AI_GetAbility(battlerDef);
u32 uses = gDisableStructs[battlerAtk].protectUses;
/*if (GetMoveResultFlags(predictedMove) & (MOVE_RESULT_NO_EFFECT | MOVE_RESULT_MISSED))
{
(*score) -= 5;
return;
}*/
if (uses == 0)
{
if (predictedMove != MOVE_NONE && predictedMove != 0xFFFF && !IS_MOVE_STATUS(predictedMove))
(*score) += 2;
else if (Random() % 256 < 100)
(*score)++;
}
else
{
if (IsDoubleBattle())
(*score) -= 2 * min(uses, 3);
else
(*score) -= min(uses, 3);
}
if (gBattleMons[battlerAtk].status1 & (STATUS1_PSN_ANY | STATUS1_BURN)
|| gBattleMons[battlerAtk].status2 & (STATUS2_CURSED | STATUS2_INFATUATION)
|| gStatuses3[battlerAtk] & (STATUS3_PERISH_SONG | STATUS3_LEECHSEED | STATUS3_YAWN))
{
(*score)--;
}
if (gBattleMons[battlerDef].status1 & STATUS1_TOXIC_POISON
|| gBattleMons[battlerDef].status2 & (STATUS2_CURSED | STATUS2_INFATUATION)
|| gStatuses3[battlerDef] & (STATUS3_PERISH_SONG | STATUS3_LEECHSEED | STATUS3_YAWN))
(*score) += 2;
}
// stat stages
bool32 ShouldLowerStat(u8 battler, u16 battlerAbility, u8 stat)
{
if ((gBattleMons[battler].statStages[stat] > MIN_STAT_STAGE && battlerAbility != ABILITY_CONTRARY)
|| (battlerAbility == ABILITY_CONTRARY && gBattleMons[battler].statStages[stat] < MAX_STAT_STAGE))
{
if (battlerAbility == ABILITY_CLEAR_BODY
|| battlerAbility == ABILITY_WHITE_SMOKE
|| battlerAbility == ABILITY_FULL_METAL_BODY)
return FALSE;
return TRUE;
}
return FALSE;
}
bool32 BattlerStatCanRise(u8 battler, u16 battlerAbility, u8 stat)
{
if ((gBattleMons[battler].statStages[stat] < MAX_STAT_STAGE && battlerAbility != ABILITY_CONTRARY)
|| (battlerAbility == ABILITY_CONTRARY && gBattleMons[battler].statStages[stat] > MIN_STAT_STAGE))
return TRUE;
return FALSE;
}
bool32 AreBattlersStatsMaxed(u8 battlerId)
{
u32 i;
for (i = STAT_ATK; i < NUM_BATTLE_STATS; i++)
{
if (gBattleMons[battlerId].statStages[i] < MAX_STAT_STAGE)
return FALSE;
}
return TRUE;
}
bool32 AnyStatIsRaised(u8 battlerId)
{
u32 i;
for (i = STAT_ATK; i < NUM_BATTLE_STATS; i++)
{
if (gBattleMons[battlerId].statStages[i] > DEFAULT_STAT_STAGE)
return TRUE;
}
return FALSE;
}
u32 CountPositiveStatStages(u8 battlerId)
{
u32 count = 0;
u32 i;
for (i = STAT_ATK; i < NUM_BATTLE_STATS; i++)
{
if (gBattleMons[battlerId].statStages[i] > DEFAULT_STAT_STAGE)
count++;
}
return count;
}
u32 CountNegativeStatStages(u8 battlerId)
{
u32 count = 0;
u32 i;
for (i = STAT_ATK; i < NUM_BATTLE_STATS; i++)
{
if (gBattleMons[battlerId].statStages[i] < DEFAULT_STAT_STAGE)
count++;
}
return count;
}
bool32 ShouldLowerAttack(u8 battlerAtk, u8 battlerDef, u16 defAbility)
{
if (IsAiFaster(AI_CHECK_FASTER) && CanAttackerFaintTarget(battlerAtk, battlerDef, AI_THINKING_STRUCT->movesetIndex, 0))
return FALSE; // Don't bother lowering stats if can kill enemy.
if (gBattleMons[battlerDef].statStages[STAT_ATK] > 4
&& HasMoveWithSplit(battlerDef, SPLIT_PHYSICAL)
&& defAbility != ABILITY_CONTRARY
&& defAbility != ABILITY_CLEAR_BODY
&& defAbility != ABILITY_WHITE_SMOKE
//&& defAbility != ABILITY_FULL_METAL_BODY
&& defAbility != ABILITY_HYPER_CUTTER)
return TRUE;
return FALSE;
}
bool32 ShouldLowerDefense(u8 battlerAtk, u8 battlerDef, u16 defAbility)
{
if (IsAiFaster(AI_CHECK_FASTER) && CanAttackerFaintTarget(battlerAtk, battlerDef, AI_THINKING_STRUCT->movesetIndex, 0))
return FALSE; // Don't bother lowering stats if can kill enemy.
if (gBattleMons[battlerDef].statStages[STAT_DEF] > 4
&& HasMoveWithSplit(battlerAtk, SPLIT_PHYSICAL)
&& defAbility != ABILITY_CONTRARY
&& defAbility != ABILITY_CLEAR_BODY
&& defAbility != ABILITY_WHITE_SMOKE
//&& defAbility != ABILITY_FULL_METAL_BODY
&& defAbility != ABILITY_BIG_PECKS)
return TRUE;
return FALSE;
}
bool32 ShouldLowerSpeed(u8 battlerAtk, u8 battlerDef, u16 defAbility)
{
if (IsAiFaster(AI_CHECK_FASTER) && CanAttackerFaintTarget(battlerAtk, battlerDef, AI_THINKING_STRUCT->movesetIndex, 0))
return FALSE; // Don't bother lowering stats if can kill enemy.
if (IsAiFaster(AI_CHECK_SLOWER)
&& defAbility != ABILITY_CONTRARY
&& defAbility != ABILITY_CLEAR_BODY
//&& defAbility != ABILITY_FULL_METAL_BODY
&& defAbility != ABILITY_WHITE_SMOKE)
return TRUE;
return FALSE;
}
bool32 ShouldLowerSpAtk(u8 battlerAtk, u8 battlerDef, u16 defAbility)
{
if (IsAiFaster(AI_CHECK_FASTER) && CanAttackerFaintTarget(battlerAtk, battlerDef, AI_THINKING_STRUCT->movesetIndex, 0))
return FALSE; // Don't bother lowering stats if can kill enemy.
if (gBattleMons[battlerDef].statStages[STAT_SPATK] > 4
&& HasMoveWithSplit(battlerDef, SPLIT_SPECIAL)
&& defAbility != ABILITY_CONTRARY
&& defAbility != ABILITY_CLEAR_BODY
//&& defAbility != ABILITY_FULL_METAL_BODY
&& defAbility != ABILITY_WHITE_SMOKE)
return TRUE;
return FALSE;
}
bool32 ShouldLowerSpDef(u8 battlerAtk, u8 battlerDef, u16 defAbility)
{
if (IsAiFaster(AI_CHECK_FASTER) && CanAttackerFaintTarget(battlerAtk, battlerDef, AI_THINKING_STRUCT->movesetIndex, 0))
return FALSE; // Don't bother lowering stats if can kill enemy.
if (gBattleMons[battlerDef].statStages[STAT_SPDEF] > 4
&& HasMoveWithSplit(battlerAtk, SPLIT_SPECIAL)
&& defAbility != ABILITY_CONTRARY
&& defAbility != ABILITY_CLEAR_BODY
//&& defAbility != ABILITY_FULL_METAL_BODY
&& defAbility != ABILITY_WHITE_SMOKE)
return TRUE;
return FALSE;
}
bool32 ShouldLowerAccuracy(u8 battlerAtk, u8 battlerDef, u16 defAbility)
{
if (IsAiFaster(AI_CHECK_FASTER) && CanAttackerFaintTarget(battlerAtk, battlerDef, AI_THINKING_STRUCT->movesetIndex, 0))
return FALSE; // Don't bother lowering stats if can kill enemy.
if (defAbility != ABILITY_CONTRARY
&& defAbility != ABILITY_CLEAR_BODY
&& defAbility != ABILITY_WHITE_SMOKE
//&& defAbility != ABILITY_FULL_METAL_BODY
&& defAbility != ABILITY_KEEN_EYE)
return TRUE;
return FALSE;
}
bool32 ShouldLowerEvasion(u8 battlerAtk, u8 battlerDef, u16 defAbility)
{
if (IsAiFaster(AI_CHECK_FASTER) && CanAttackerFaintTarget(battlerAtk, battlerDef, AI_THINKING_STRUCT->movesetIndex, 0))
return FALSE; // Don't bother lowering stats if can kill enemy.
if (gBattleMons[battlerDef].statStages[STAT_EVASION] > DEFAULT_STAT_STAGE
&& defAbility != ABILITY_CONTRARY
&& defAbility != ABILITY_CLEAR_BODY
//&& defAbility != ABILITY_FULL_METAL_BODY
&& defAbility != ABILITY_WHITE_SMOKE)
return TRUE;
return FALSE;
}
bool32 CanAttackerFaintTarget(u8 battlerAtk, u8 battlerDef, u8 index, u8 numHits)
{
s32 dmg = AI_THINKING_STRUCT->simulatedDmg[battlerAtk][battlerDef][index];
if (numHits)
dmg *= numHits;
if (gBattleMons[battlerDef].hp <= dmg)
return TRUE;
return FALSE;
}
u16 *GetMovesArray(u32 battler)
{
if (IsBattlerAIControlled(battler) || IsBattlerAIControlled(BATTLE_PARTNER(battler)))
return gBattleMons[battler].moves;
else
return gBattleResources->battleHistory->usedMoves[battler];
}
bool32 HasOnlyMovesWithSplit(u32 battlerId, u32 split, bool32 onlyOffensive)
{
u32 i;
u16 *moves = GetMovesArray(battlerId);
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (onlyOffensive && IS_MOVE_STATUS(moves[i]))
continue;
if (moves[i] != MOVE_NONE && moves[i] != 0xFFFF && GetBattleMoveSplit(moves[i]) != split)
return FALSE;
}
return TRUE;
}
bool32 HasMoveWithSplit(u32 battler, u32 split)
{
u32 i;
u16 *moves = GetMovesArray(battler);
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (moves[i] != MOVE_NONE && moves[i] != 0xFFFF && GetBattleMoveSplit(moves[i]) == split)
return TRUE;
}
return FALSE;
}
bool32 HasMoveWithType(u32 battler, u8 type)
{
s32 i;
u16 *moves = GetMovesArray(battler);
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (moves[i] != MOVE_NONE && moves[i] != 0xFFFF && gBattleMoves[moves[i]].type == type)
return TRUE;
}
return FALSE;
}
bool32 HasMoveEffect(u32 battlerId, u16 moveEffect)
{
s32 i;
u16 *moves = GetMovesArray(battlerId);
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (moves[i] != MOVE_NONE && moves[i] != 0xFFFF && gBattleMoves[moves[i]].effect == moveEffect)
return TRUE;
}
return FALSE;
}
bool32 HasMove(u32 battlerId, u32 move)
{
s32 i;
u16 *moves = GetMovesArray(battlerId);
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (moves[i] != MOVE_NONE && moves[i] != 0xFFFF && moves[i] == move)
return TRUE;
}
return FALSE;
}
bool32 HasMoveWithLowAccuracy(u8 battlerAtk, u8 battlerDef, u8 accCheck, bool32 ignoreStatus, u16 atkAbility, u16 defAbility, u16 atkHoldEffect, u16 defHoldEffect)
{
s32 i;
u16 *moves = GetMovesArray(battlerAtk);
u8 moveLimitations = CheckMoveLimitations(battlerAtk, 0, 0xFF);
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (moves[i] == MOVE_NONE || moves[i] == 0xFFFF)
continue;
if (!(gBitTable[i] & moveLimitations))
{
if (ignoreStatus && IS_MOVE_STATUS(moves[i]))
continue;
else if ((!IS_MOVE_STATUS(moves[i]) && gBattleMoves[moves[i]].accuracy == 0)
|| gBattleMoves[moves[i]].target & (MOVE_TARGET_USER | MOVE_TARGET_OPPONENTS_FIELD))
continue;
if (AI_GetMoveAccuracy(battlerAtk, battlerDef, atkAbility, defAbility, atkHoldEffect, defHoldEffect, moves[i]) <= accCheck)
return TRUE;
}
}
return FALSE;
}
bool32 HasSleepMoveWithLowAccuracy(u8 battlerAtk, u8 battlerDef)
{
u8 moveLimitations = CheckMoveLimitations(battlerAtk, 0, 0xFF);
u32 i;
u16 *moves = GetMovesArray(battlerAtk);
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (moves[i] == MOVE_NONE)
break;
if (!(gBitTable[i] & moveLimitations))
{
if (gBattleMoves[moves[i]].effect == EFFECT_SLEEP
&& AI_GetMoveAccuracy(battlerAtk, battlerDef, AI_DATA->atkAbility, AI_DATA->defAbility, AI_DATA->atkHoldEffect, AI_DATA->defHoldEffect, moves[i]) < 85)
return TRUE;
}
}
return FALSE;
}
bool32 IsHealingMoveEffect(u16 effect)
{
switch (effect)
{
case EFFECT_RESTORE_HP:
case EFFECT_MORNING_SUN:
case EFFECT_SYNTHESIS:
case EFFECT_MOONLIGHT:
case EFFECT_SOFTBOILED:
case EFFECT_ROOST:
case EFFECT_SWALLOW:
case EFFECT_WISH:
case EFFECT_HEALING_WISH:
case EFFECT_HEAL_PULSE:
case EFFECT_REST:
return TRUE;
default:
return FALSE;
}
}
bool32 HasHealingEffect(u32 battlerId)
{
s32 i;
u16 *moves = GetMovesArray(battlerId);
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (moves[i] != MOVE_NONE && moves[i] != 0xFFFF && IsHealingMoveEffect(gBattleMoves[moves[i]].effect))
return TRUE;
}
return FALSE;
}
bool32 IsTrappingMoveEffect(u16 effect)
{
switch (effect)
{
case EFFECT_MEAN_LOOK:
case EFFECT_TRAP:
case EFFECT_HIT_PREVENT_ESCAPE:
case EFFECT_FAIRY_LOCK:
//case EFFECT_NO_RETREAT: // TODO
return TRUE;
default:
return FALSE;
}
}
bool32 HasTrappingMoveEffect(u8 battler)
{
s32 i;
u16 *moves = GetMovesArray(battler);
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (moves[i] != MOVE_NONE && moves[i] != 0xFFFF && IsTrappingMoveEffect(gBattleMoves[moves[i]].effect))
return TRUE;
}
return FALSE;
}
bool32 HasThawingMove(u8 battlerId)
{
s32 i;
u16 *moves = GetMovesArray(battlerId);
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (moves[i] != MOVE_NONE && moves[i] != 0xFFFF && TestMoveFlags(moves[i], FLAG_THAW_USER))
return TRUE;
}
return FALSE;
}
bool32 IsUngroundingEffect(u16 effect)
{
switch (effect)
{
case EFFECT_MAGNET_RISE:
return TRUE;
default:
return FALSE;
}
}
// for anger point
bool32 IsAttackBoostMoveEffect(u16 effect)
{
switch (effect)
{
case EFFECT_ATTACK_UP:
case EFFECT_ATTACK_UP_2:
case EFFECT_ATTACK_ACCURACY_UP:
case EFFECT_ATTACK_SPATK_UP:
case EFFECT_DRAGON_DANCE:
case EFFECT_COIL:
case EFFECT_BELLY_DRUM:
case EFFECT_BULK_UP:
case EFFECT_GROWTH:
return TRUE;
default:
return FALSE;
}
}
bool32 IsStatRaisingEffect(u16 effect)
{
switch (effect)
{
case EFFECT_ATTACK_UP:
case EFFECT_ATTACK_UP_2:
case EFFECT_DEFENSE_UP:
case EFFECT_DEFENSE_UP_2:
case EFFECT_DEFENSE_UP_3:
case EFFECT_SPEED_UP:
case EFFECT_SPEED_UP_2:
case EFFECT_SPECIAL_ATTACK_UP:
case EFFECT_SPECIAL_ATTACK_UP_2:
case EFFECT_SPECIAL_ATTACK_UP_3:
case EFFECT_SPECIAL_DEFENSE_UP:
case EFFECT_SPECIAL_DEFENSE_UP_2:
case EFFECT_ACCURACY_UP:
case EFFECT_ACCURACY_UP_2:
case EFFECT_EVASION_UP:
case EFFECT_EVASION_UP_2:
case EFFECT_MINIMIZE:
case EFFECT_DEFENSE_CURL:
case EFFECT_CHARGE:
case EFFECT_CALM_MIND:
case EFFECT_COSMIC_POWER:
case EFFECT_DRAGON_DANCE:
case EFFECT_ACUPRESSURE:
case EFFECT_SHELL_SMASH:
case EFFECT_SHIFT_GEAR:
case EFFECT_ATTACK_ACCURACY_UP:
case EFFECT_ATTACK_SPATK_UP:
case EFFECT_GROWTH:
case EFFECT_COIL:
case EFFECT_QUIVER_DANCE:
case EFFECT_BULK_UP:
case EFFECT_GEOMANCY:
case EFFECT_STOCKPILE:
return TRUE;
default:
return FALSE;
}
}
bool32 IsStatLoweringEffect(u16 effect)
{
// ignore other potentially-beneficial effects like defog, gravity
switch (effect)
{
case EFFECT_ATTACK_DOWN:
case EFFECT_DEFENSE_DOWN:
case EFFECT_SPEED_DOWN:
case EFFECT_SPECIAL_ATTACK_DOWN:
case EFFECT_SPECIAL_DEFENSE_DOWN:
case EFFECT_ACCURACY_DOWN:
case EFFECT_EVASION_DOWN:
case EFFECT_ATTACK_DOWN_2:
case EFFECT_DEFENSE_DOWN_2:
case EFFECT_SPEED_DOWN_2:
case EFFECT_SPECIAL_ATTACK_DOWN_2:
case EFFECT_SPECIAL_DEFENSE_DOWN_2:
case EFFECT_ACCURACY_DOWN_2:
case EFFECT_EVASION_DOWN_2:
case EFFECT_TICKLE:
case EFFECT_CAPTIVATE:
case EFFECT_NOBLE_ROAR:
return TRUE;
default:
return FALSE;
}
}
bool32 HasDamagingMove(u8 battlerId)
{
u32 i;
u16 *moves = GetMovesArray(battlerId);
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (moves[i] != MOVE_NONE && moves[i] != 0xFFFF && gBattleMoves[moves[i]].power != 0)
return TRUE;
}
return FALSE;
}
bool32 HasDamagingMoveOfType(u8 battlerId, u8 type)
{
s32 i;
u16 *moves = GetMovesArray(battlerId);
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (moves[i] != MOVE_NONE && moves[i] != 0xFFFF
&& gBattleMoves[moves[i]].type == type && gBattleMoves[moves[i]].power != 0)
return TRUE;
}
return FALSE;
}
bool32 IsInstructBannedMove(u16 move)
{
u32 i;
for (i = 0; i < ARRAY_COUNT(sInstructBannedMoves); i++)
{
if (move == sInstructBannedMoves[i])
return TRUE;
}
return FALSE;
}
bool32 IsEncoreEncouragedEffect(u16 moveEffect)
{
u32 i;
for (i = 0; i < ARRAY_COUNT(sEncouragedEncoreEffects); i++)
{
if (moveEffect == sEncouragedEncoreEffects[i])
return TRUE;
}
return FALSE;
}
bool32 MoveRequiresRecharging(u16 move)
{
u32 i;
for (i = 0; i < ARRAY_COUNT(sRechargeMoves); i++)
{
if (move == sRechargeMoves[i])
return TRUE;
}
return FALSE;
}
bool32 MoveCallsOtherMove(u16 move)
{
u32 i;
for (i = 0; i < ARRAY_COUNT(sOtherMoveCallingMoves); i++)
{
if (move == sOtherMoveCallingMoves[i])
return TRUE;
}
return FALSE;
}
bool32 TestMoveFlagsInMoveset(u8 battler, u32 flags)
{
s32 i;
u16 *moves = GetMovesArray(battler);
for (i = 0; i < MAX_MON_MOVES; i++)
{
if (moves[i] != MOVE_NONE && moves[i] != 0xFFFF && TestMoveFlags(moves[i], flags))
return TRUE;
}
return FALSE;
}
static u32 GetLeechSeedDamage(u8 battlerId)
{
u32 damage = 0;
if ((gStatuses3[battlerId] & STATUS3_LEECHSEED)
&& gBattleMons[gStatuses3[battlerId] & STATUS3_LEECHSEED_BATTLER].hp != 0)
{
damage = gBattleMons[battlerId].maxHP / 8;
if (damage == 0)
damage = 1;
}
return damage;
}
static u32 GetNightmareDamage(u8 battlerId)
{
u32 damage = 0;
if ((gBattleMons[battlerId].status2 & STATUS2_NIGHTMARE) && gBattleMons[battlerId].status1 & STATUS1_SLEEP)
{
damage = gBattleMons[battlerId].maxHP / 4;
if (damage == 0)
damage = 1;
}
return damage;
}
static u32 GetCurseDamage(u8 battlerId)
{
u32 damage = 0;
if (gBattleMons[battlerId].status2 & STATUS2_CURSED)
{
damage = gBattleMons[battlerId].maxHP / 4;
if (damage == 0)
damage = 1;
}
return damage;
}
static u32 GetTrapDamage(u8 battlerId)
{
// ai has no knowledge about turns remaining
u32 damage = 0;
u32 holdEffect = AI_GetHoldEffect(gBattleStruct->wrappedBy[battlerId]);
if (gBattleMons[battlerId].status2 & STATUS2_WRAPPED)
{
if (holdEffect == HOLD_EFFECT_BINDING_BAND)
damage = gBattleMons[battlerId].maxHP / (B_BINDING_DAMAGE >= GEN_6) ? 6 : 8;
else
damage = gBattleMons[battlerId].maxHP / (B_BINDING_DAMAGE >= GEN_6) ? 8 : 16;
if (damage == 0)
damage = 1;
}
return damage;
}
static u32 GetPoisonDamage(u8 battlerId)
{
u32 damage = 0;
if (AI_GetAbility(battlerId) == ABILITY_POISON_HEAL)
return damage;
if (gBattleMons[battlerId].status1 & STATUS1_POISON)
{
damage = gBattleMons[battlerId].maxHP / 8;
if (damage == 0)
damage = 1;
}
else if (gBattleMons[battlerId].status1 & STATUS1_TOXIC_POISON)
{
damage = gBattleMons[battlerId].maxHP / 16;
if (damage == 0)
damage = 1;
if ((gBattleMons[battlerId].status1 & STATUS1_TOXIC_COUNTER) != STATUS1_TOXIC_TURN(15)) // not 16 turns
gBattleMons[battlerId].status1 += STATUS1_TOXIC_TURN(1);
damage *= (gBattleMons[battlerId].status1 & STATUS1_TOXIC_COUNTER) >> 8;
}
return damage;
}
static bool32 BattlerAffectedBySandstorm(u8 battlerId, u16 ability)
{
if (!IS_BATTLER_OF_TYPE(battlerId, TYPE_ROCK)
&& !IS_BATTLER_OF_TYPE(battlerId, TYPE_GROUND)
&& !IS_BATTLER_OF_TYPE(battlerId, TYPE_STEEL)
&& ability != ABILITY_SAND_VEIL
&& ability != ABILITY_SAND_FORCE
&& ability != ABILITY_SAND_RUSH
&& ability != ABILITY_OVERCOAT)
return TRUE;
return FALSE;
}
static bool32 BattlerAffectedByHail(u8 battlerId, u16 ability)
{
if (!IS_BATTLER_OF_TYPE(battlerId, TYPE_ICE)
&& ability != ABILITY_SNOW_CLOAK
&& ability != ABILITY_OVERCOAT
&& ability != ABILITY_ICE_BODY)
return TRUE;
return FALSE;
}
static u32 GetWeatherDamage(u8 battlerId)
{
u32 ability = AI_GetAbility(battlerId);
u32 holdEffect = AI_GetHoldEffect(battlerId);
u32 damage = 0;
if (!AI_WeatherHasEffect())
return 0;
if (gBattleWeather & WEATHER_SANDSTORM_ANY)
{
if (BattlerAffectedBySandstorm(battlerId, ability)
&& !(gStatuses3[battlerId] & (STATUS3_UNDERGROUND | STATUS3_UNDERWATER))
&& holdEffect != HOLD_EFFECT_SAFETY_GOOGLES)
{
damage = gBattleMons[battlerId].maxHP / 16;
if (damage == 0)
damage = 1;
}
}
if ((gBattleWeather & WEATHER_HAIL_ANY) && ability != ABILITY_ICE_BODY)
{
if (BattlerAffectedByHail(battlerId, ability)
&& !(gStatuses3[battlerId] & (STATUS3_UNDERGROUND | STATUS3_UNDERWATER))
&& holdEffect != HOLD_EFFECT_SAFETY_GOOGLES)
{
damage = gBattleMons[battlerId].maxHP / 16;
if (damage == 0)
damage = 1;
}
}
return damage;
}
u32 GetBattlerSecondaryDamage(u8 battlerId)
{
u32 secondaryDamage;
if (AI_GetAbility(battlerId) == ABILITY_MAGIC_GUARD)
return FALSE;
secondaryDamage = GetLeechSeedDamage(battlerId)
+ GetNightmareDamage(battlerId)
+ GetCurseDamage(battlerId)
+ GetTrapDamage(battlerId)
+ GetPoisonDamage(battlerId)
+ GetWeatherDamage(battlerId);
return secondaryDamage;
}
bool32 BattlerWillFaintFromWeather(u8 battler, u16 ability)
{
if ((BattlerAffectedBySandstorm(battler, ability) || BattlerAffectedByHail(battler, ability))
&& gBattleMons[battler].hp <= gBattleMons[battler].maxHP / 16)
return TRUE;
return FALSE;
}
bool32 BattlerWillFaintFromSecondaryDamage(u8 battler, u16 ability)
{
if (GetBattlerSecondaryDamage(battler) != 0
&& gBattleMons[battler].hp <= gBattleMons[battler].maxHP / 16)
return TRUE;
return FALSE;
}
static bool32 AnyUsefulStatIsRaised(u8 battler)
{
u8 statId;
for (statId = STAT_ATK; statId < NUM_BATTLE_STATS; statId++)
{
if (gBattleMons[battler].statStages[statId] > DEFAULT_STAT_STAGE)
{
switch (statId)
{
case STAT_ATK:
if (HasMoveWithSplit(battler, SPLIT_PHYSICAL))
return TRUE;
break;
case STAT_SPATK:
if (HasMoveWithSplit(battler, SPLIT_SPECIAL))
return TRUE;
break;
case STAT_SPEED:
return TRUE;
}
}
}
return FALSE;
}
static bool32 PartyBattlerShouldAvoidHazards(u8 currBattler, u8 switchBattler)
{
struct Pokemon *mon = GetBattlerPartyData(switchBattler);
u16 ability = GetMonAbility(mon); // we know our own party data
u16 holdEffect = GetBattlerHoldEffect(GetMonData(mon, MON_DATA_HELD_ITEM), TRUE);
u32 flags = gSideStatuses[GetBattlerSide(currBattler)] & (SIDE_STATUS_SPIKES | SIDE_STATUS_STEALTH_ROCK | SIDE_STATUS_STICKY_WEB | SIDE_STATUS_TOXIC_SPIKES);
if (flags == 0)
return FALSE;
if (ability == ABILITY_MAGIC_GUARD || ability == ABILITY_LEVITATE
|| holdEffect == HOLD_EFFECT_HEAVY_DUTY_BOOTS)
return FALSE;
if (flags & (SIDE_STATUS_SPIKES | SIDE_STATUS_STEALTH_ROCK) && GetMonData(mon, MON_DATA_HP) < (GetMonData(mon, MON_DATA_MAX_HP) / 8))
return TRUE;
return FALSE;
}
enum {
DONT_PIVOT,
CAN_TRY_PIVOT,
PIVOT,
};
bool32 ShouldPivot(u8 battlerAtk, u8 battlerDef, u16 defAbility, u16 move, u8 moveIndex)
{
bool8 hasStatBoost = AnyUsefulStatIsRaised(battlerAtk) || gBattleMons[battlerDef].statStages[STAT_EVASION] >= 9; //Significant boost in evasion for any class
u8 backupBattler = gActiveBattler;
bool32 shouldSwitch;
u8 battlerToSwitch;
gActiveBattler = battlerAtk;
shouldSwitch = ShouldSwitch();
battlerToSwitch = *(gBattleStruct->AI_monToSwitchIntoId + gActiveBattler);
gActiveBattler = backupBattler;
if (PartyBattlerShouldAvoidHazards(battlerAtk, battlerToSwitch))
return DONT_PIVOT;
if (!IsDoubleBattle())
{
if (CountUsablePartyMons(battlerAtk) == 0)
return CAN_TRY_PIVOT; // can't switch, but attack might still be useful
//TODO - predict opponent switching
/*if (IsPredictedToSwitch(battlerDef, battlerAtk) && !hasStatBoost)
return PIVOT; // Try pivoting so you can switch to a better matchup to counter your new opponent*/
if (GetWhoStrikesFirst(battlerAtk, battlerDef, TRUE) == 0) // Attacker goes first
{
if (!CanAttackerFaintTarget(battlerAtk, battlerDef, moveIndex, 0)) // Can't KO foe otherwise
{
if (CanAttackerFaintTarget(battlerAtk, battlerDef, moveIndex, 2))
{
// attacker can kill target in two hits (theoretically)
if (CanTargetFaintAi(battlerDef, battlerAtk))
return PIVOT; // Won't get the two turns, pivot
if (!IS_MOVE_STATUS(move) && (shouldSwitch
|| (AtMaxHp(battlerDef) && (AI_DATA->defHoldEffect == HOLD_EFFECT_FOCUS_SASH
|| defAbility == ABILITY_STURDY || defAbility == ABILITY_MULTISCALE || defAbility == ABILITY_SHADOW_SHIELD))))
return PIVOT; // pivot to break sash/sturdy/multiscale
}
else if (!hasStatBoost)
{
if (!IS_MOVE_STATUS(move) && (AtMaxHp(battlerDef) && (AI_DATA->defHoldEffect == HOLD_EFFECT_FOCUS_SASH
|| defAbility == ABILITY_STURDY || defAbility == ABILITY_MULTISCALE || defAbility == ABILITY_SHADOW_SHIELD)))
return PIVOT; // pivot to break sash/sturdy/multiscale
if (shouldSwitch)
return PIVOT;
/* TODO - check if switchable mon unafffected by/will remove hazards
if (gSideStatuses[battlerAtk] & SIDE_STATUS_SPIKES && switchScore >= SWITCHING_INCREASE_CAN_REMOVE_HAZARDS)
return PIVOT;*/
/*if (BattlerWillFaintFromSecondaryDamage(battlerAtk, AI_DATA->atkAbility) && switchScore >= SWITCHING_INCREASE_WALLS_FOE)
return PIVOT;*/
/*if (IsClassDamager(class) && switchScore >= SWITCHING_INCREASE_HAS_SUPER_EFFECTIVE_MOVE)
{
bool8 physMoveInMoveset = PhysicalMoveInMoveset(battlerAtk);
bool8 specMoveInMoveset = SpecialMoveInMoveset(battlerAtk);
//Pivot if attacking stats are bad
if (physMoveInMoveset && !specMoveInMoveset)
{
if (STAT_STAGE_ATK < 6)
return PIVOT;
}
else if (!physMoveInMoveset && specMoveInMoveset)
{
if (STAT_STAGE_SPATK < 6)
return PIVOT;
}
else if (physMoveInMoveset && specMoveInMoveset)
{
if (STAT_STAGE_ATK < 6 && STAT_STAGE_SPATK < 6)
return PIVOT;
}
return CAN_TRY_PIVOT;
}*/
}
}
}
else // Opponent Goes First
{
if (CanTargetFaintAi(battlerDef, battlerAtk))
{
if (gBattleMoves[move].effect == EFFECT_TELEPORT)
return DONT_PIVOT; // If you're going to faint because you'll go second, use a different move
else
return CAN_TRY_PIVOT; // You're probably going to faint anyways so if for some reason you don't, better switch
}
else if (CanTargetFaintAiWithMod(battlerDef, battlerAtk, 0, 2)) // Foe can 2HKO AI
{
if (CanAttackerFaintTarget(battlerAtk, battlerDef, moveIndex, 0))
{
if (!BattlerWillFaintFromSecondaryDamage(battlerAtk, AI_DATA->atkAbility))
return CAN_TRY_PIVOT; // Use this move to KO if you must
}
else // Can't KO the foe
{
return PIVOT;
}
}
else // Foe can 3HKO+ AI
{
if (CanAttackerFaintTarget(battlerAtk, battlerDef, moveIndex, 0))
{
if (!BattlerWillFaintFromSecondaryDamage(battlerAtk, AI_DATA->atkAbility) // This is the only move that can KO
&& !hasStatBoost) //You're not wasting a valuable stat boost
{
return CAN_TRY_PIVOT;
}
}
else if (CanAttackerFaintTarget(battlerAtk, battlerDef, moveIndex, 2))
{
// can knock out foe in 2 hits
if (IS_MOVE_STATUS(move) && (shouldSwitch //Damaging move
//&& (switchScore >= SWITCHING_INCREASE_RESIST_ALL_MOVES + SWITCHING_INCREASE_KO_FOE //remove hazards
|| (AI_DATA->defHoldEffect == HOLD_EFFECT_FOCUS_SASH && AtMaxHp(battlerDef))))
return DONT_PIVOT; // Pivot to break the sash
else
return CAN_TRY_PIVOT;
}
else
{
//if (IsClassDamager(class) && switchScore >= SWITCHING_INCREASE_KO_FOE)
//return PIVOT; //Only switch if way better matchup
if (!hasStatBoost)
{
// TODO - check if switching prevents/removes hazards
//if (gSideStatuses[battlerAtk] & SIDE_STATUS_SPIKES && switchScore >= SWITCHING_INCREASE_CAN_REMOVE_HAZARDS)
//return PIVOT;
// TODO - not always a good idea
//if (BattlerWillFaintFromSecondaryDamage(battlerAtk) && switchScore >= SWITCHING_INCREASE_HAS_SUPER_EFFECTIVE_MOVE)
//return PIVOT;
/*if (IsClassDamager(class) && switchScore >= SWITCHING_INCREASE_HAS_SUPER_EFFECTIVE_MOVE)
{
bool8 physMoveInMoveset = PhysicalMoveInMoveset(battlerAtk);
bool8 specMoveInMoveset = SpecialMoveInMoveset(battlerAtk);
//Pivot if attacking stats are bad
if (physMoveInMoveset && !specMoveInMoveset)
{
if (STAT_STAGE_ATK < 6)
return PIVOT;
}
else if (!physMoveInMoveset && specMoveInMoveset)
{
if (STAT_STAGE_SPATK < 6)
return PIVOT;
}
else if (physMoveInMoveset && specMoveInMoveset)
{
if (STAT_STAGE_ATK < 6 && STAT_STAGE_SPATK < 6)
return PIVOT;
}
}*/
return CAN_TRY_PIVOT;
}
}
}
}
}
return DONT_PIVOT;
}
bool32 CanKnockOffItem(u8 battler, u16 item)
{
if (item == ITEM_NONE)
return FALSE;
if (!(gBattleTypeFlags & (BATTLE_TYPE_EREADER_TRAINER
| BATTLE_TYPE_FRONTIER
| BATTLE_TYPE_LINK
| BATTLE_TYPE_RECORDED_LINK
| BATTLE_TYPE_SECRET_BASE
#if defined B_TRAINERS_KNOCK_OFF_ITEMS
| BATTLE_TYPE_TRAINER
#endif
)) && GetBattlerSide(battler) == B_SIDE_PLAYER)
return FALSE;
if (AI_GetAbility(battler) == ABILITY_STICKY_HOLD)
return FALSE;
if (!CanBattlerGetOrLoseItem(battler, item))
return FALSE;
return TRUE;
}
// status checks
bool32 IsBattlerIncapacitated(u8 battler, u16 ability)
{
if ((gBattleMons[battler].status1 & STATUS1_FREEZE) && !HasThawingMove(battler))
return TRUE; // if battler has thawing move we assume they will definitely use it, and thus being frozen should be neglected
if (gBattleMons[battler].status1 & STATUS1_SLEEP)
return TRUE;
if (gBattleMons[battler].status2 & STATUS2_RECHARGE || (ability == ABILITY_TRUANT && gDisableStructs[battler].truantCounter != 0))
return TRUE;
return FALSE;
}
bool32 AI_CanSleep(u8 battler, u16 ability)
{
if (ability == ABILITY_INSOMNIA
|| ability == ABILITY_VITAL_SPIRIT
|| gBattleMons[battler].status1 & STATUS1_ANY
|| gSideStatuses[GetBattlerSide(battler)] & SIDE_STATUS_SAFEGUARD
|| (gFieldStatuses & (STATUS_FIELD_MISTY_TERRAIN | STATUS_FIELD_ELECTRIC_TERRAIN))
|| IsAbilityStatusProtected(battler))
return FALSE;
return TRUE;
}
bool32 AI_CanPutToSleep(u8 battlerAtk, u8 battlerDef, u16 defAbility, u16 move, u16 partnerMove)
{
if (!AI_CanSleep(battlerDef, defAbility)
|| AI_GetMoveEffectiveness(move, battlerAtk, battlerDef) == AI_EFFECTIVENESS_x0
|| DoesSubstituteBlockMove(battlerAtk, battlerDef, move)
|| PartnerMoveEffectIsStatusSameTarget(BATTLE_PARTNER(battlerAtk), battlerDef, partnerMove)) // shouldn't try to sleep mon that partner is trying to make sleep
return FALSE;
return TRUE;
}
bool32 AI_CanBePoisoned(u8 battler, u16 ability)
{
if (ability == ABILITY_IMMUNITY
|| ability == ABILITY_PASTEL_VEIL
|| gBattleMons[battler].status1 & STATUS1_ANY
|| IsAbilityStatusProtected(battler)
|| gSideStatuses[GetBattlerSide(battler)] & SIDE_STATUS_SAFEGUARD)
return FALSE;
return TRUE;
}
bool32 ShouldPoisonSelf(u8 battler, u16 ability)
{
if (AI_CanBePoisoned(battler, ability) && (
ability == ABILITY_MARVEL_SCALE
|| ability == ABILITY_POISON_HEAL
|| ability == ABILITY_QUICK_FEET
|| ability == ABILITY_MAGIC_GUARD
|| (ability == ABILITY_TOXIC_BOOST && HasMoveWithSplit(battler, SPLIT_PHYSICAL))
|| (ability == ABILITY_GUTS && HasMoveWithSplit(battler, SPLIT_PHYSICAL))
|| HasMoveEffect(battler, EFFECT_FACADE)
|| HasMoveEffect(battler, EFFECT_PSYCHO_SHIFT)))
return TRUE; // battler can be poisoned and has move/ability that synergizes with being poisoned
return FALSE;
}
bool32 AI_CanPoison(u8 battlerAtk, u8 battlerDef, u16 defAbility, u16 move, u16 partnerMove)
{
if (!AI_CanBePoisoned(battlerDef, defAbility)
|| AI_GetMoveEffectiveness(move, battlerAtk, battlerDef) == AI_EFFECTIVENESS_x0
|| DoesSubstituteBlockMove(battlerAtk, battlerDef, move)
|| PartnerMoveEffectIsStatusSameTarget(BATTLE_PARTNER(battlerAtk), battlerDef, partnerMove))
return FALSE;
else if (defAbility != ABILITY_CORROSION && (IS_BATTLER_OF_TYPE(battlerDef, TYPE_POISON) || IS_BATTLER_OF_TYPE(battlerDef, TYPE_STEEL)))
return FALSE;
else if (IsValidDoubleBattle(battlerAtk) && AI_GetAbility(BATTLE_PARTNER(battlerDef)) == ABILITY_PASTEL_VEIL)
return FALSE;
return TRUE;
}
static bool32 CanBeParayzed(u8 battler, u16 ability)
{
if (ability == ABILITY_LIMBER
|| IS_BATTLER_OF_TYPE(battler, TYPE_ELECTRIC)
|| gBattleMons[battler].status1 & STATUS1_ANY
|| IsAbilityStatusProtected(battler))
return FALSE;
return TRUE;
}
bool32 AI_CanParalyze(u8 battlerAtk, u8 battlerDef, u16 defAbility, u16 move, u16 partnerMove)
{
if (!CanBeParayzed(battlerDef, defAbility)
|| AI_GetMoveEffectiveness(move, battlerAtk, battlerDef) == AI_EFFECTIVENESS_x0
|| gSideStatuses[GetBattlerSide(battlerDef)] & SIDE_STATUS_SAFEGUARD
|| DoesSubstituteBlockMove(battlerAtk, battlerDef, move)
|| PartnerMoveEffectIsStatusSameTarget(BATTLE_PARTNER(battlerAtk), battlerDef, partnerMove))
return FALSE;
return TRUE;
}
bool32 AI_CanBeConfused(u8 battler, u16 ability)
{
if ((gBattleMons[battler].status2 & STATUS2_CONFUSION)
|| (ability == ABILITY_OWN_TEMPO)
|| (IsBattlerGrounded(battler) && (gFieldStatuses & STATUS_FIELD_MISTY_TERRAIN)))
return FALSE;
return TRUE;
}
bool32 AI_CanConfuse(u8 battlerAtk, u8 battlerDef, u16 defAbility, u8 battlerAtkPartner, u16 move, u16 partnerMove)
{
if (!AI_CanBeConfused(battlerDef, defAbility)
|| AI_GetMoveEffectiveness(move, battlerAtk, battlerDef) == AI_EFFECTIVENESS_x0
|| gSideStatuses[GetBattlerSide(battlerDef)] & SIDE_STATUS_SAFEGUARD
|| DoesSubstituteBlockMove(battlerAtk, battlerDef, move)
|| DoesPartnerHaveSameMoveEffect(battlerAtkPartner, battlerDef, move, partnerMove))
{
return FALSE;
}
return TRUE;
}
bool32 AI_CanBeBurned(u8 battler, u16 ability)
{
if (ability == ABILITY_WATER_VEIL
|| ability == ABILITY_WATER_BUBBLE
|| IS_BATTLER_OF_TYPE(battler, TYPE_FIRE)
|| gBattleMons[battler].status1 & STATUS1_ANY
|| IsAbilityStatusProtected(battler)
|| gSideStatuses[GetBattlerSide(battler)] & SIDE_STATUS_SAFEGUARD)
return FALSE;
return TRUE;
}
bool32 ShouldBurnSelf(u8 battler, u16 ability)
{
if (AI_CanBeBurned(battler, ability) && (
ability == ABILITY_QUICK_FEET
|| ability == ABILITY_HEATPROOF
|| ability == ABILITY_MAGIC_GUARD
|| (ability == ABILITY_FLARE_BOOST && HasMoveWithSplit(battler, SPLIT_SPECIAL))
|| (ability == ABILITY_GUTS && HasMoveWithSplit(battler, SPLIT_PHYSICAL))
|| HasMoveEffect(battler, EFFECT_FACADE)
|| HasMoveEffect(battler, EFFECT_PSYCHO_SHIFT)))
return TRUE;
return FALSE;
}
bool32 AI_CanBurn(u8 battlerAtk, u8 battlerDef, u16 defAbility, u8 battlerAtkPartner, u16 move, u16 partnerMove)
{
if (!AI_CanBeBurned(battlerDef, defAbility)
|| AI_GetMoveEffectiveness(move, battlerAtk, battlerDef) == AI_EFFECTIVENESS_x0
|| DoesSubstituteBlockMove(battlerAtk, battlerDef, move)
|| PartnerMoveEffectIsStatusSameTarget(battlerAtkPartner, battlerDef, partnerMove))
{
return FALSE;
}
return TRUE;
}
bool32 AI_CanBeInfatuated(u8 battlerAtk, u8 battlerDef, u16 defAbility, u8 atkGender, u8 defGender)
{
if ((gBattleMons[battlerDef].status2 & STATUS2_INFATUATION)
|| AI_GetMoveEffectiveness(AI_THINKING_STRUCT->moveConsidered, battlerAtk, battlerDef) == AI_EFFECTIVENESS_x0
|| defAbility == ABILITY_OBLIVIOUS
|| atkGender == defGender
|| atkGender == MON_GENDERLESS
|| defGender == MON_GENDERLESS
|| IsAbilityOnSide(battlerDef, ABILITY_AROMA_VEIL))
return FALSE;
return TRUE;
}
u32 ShouldTryToFlinch(u8 battlerAtk, u8 battlerDef, u16 atkAbility, u16 defAbility, u16 move)
{
if (defAbility == ABILITY_INNER_FOCUS
|| DoesSubstituteBlockMove(battlerAtk, battlerDef, move)
|| GetWhoStrikesFirst(battlerAtk, battlerDef, TRUE) == 1) // opponent goes first
{
return 0; // don't try to flinch
}
else if ((gBattleMons[battlerDef].status1 & STATUS1_SLEEP) && !HasMoveEffect(battlerDef, EFFECT_SLEEP_TALK) && !HasMoveEffect(battlerDef, EFFECT_SNORE))
{
return 0; // don't try to flinch sleeping pokemon
}
else if (atkAbility == ABILITY_SERENE_GRACE
|| gBattleMons[battlerDef].status1 & STATUS1_PARALYSIS
|| gBattleMons[battlerDef].status2 & STATUS2_INFATUATION
|| gBattleMons[battlerDef].status2 & STATUS2_CONFUSION)
{
return 2; // good idea to flinch
}
return 1; // decent idea to flinch
}
bool32 ShouldTrap(u8 battlerAtk, u8 battlerDef, u16 move)
{
if (BattlerWillFaintFromSecondaryDamage(battlerDef, AI_DATA->defAbility))
return TRUE; // battler is taking secondary damage with low HP
if (AI_THINKING_STRUCT->aiFlags & AI_FLAG_STALL)
{
if (!CanTargetFaintAi(battlerDef, battlerAtk))
return TRUE; // attacker goes first and opponent can't kill us
}
return FALSE;
}
bool32 ShouldFakeOut(u8 battlerAtk, u8 battlerDef, u16 move)
{
if (AI_DATA->atkHoldEffect == HOLD_EFFECT_CHOICE_BAND && CountUsablePartyMons(battlerAtk) == 0)
return FALSE; // don't lock attacker into fake out if can't switch out
if (gDisableStructs[battlerAtk].isFirstTurn
&& ShouldTryToFlinch(battlerAtk, battlerDef, AI_DATA->atkAbility, AI_DATA->defAbility, move)
&& !DoesSubstituteBlockMove(battlerAtk, battlerDef, move))
return TRUE;
return FALSE;
}
static u32 FindMoveUsedXTurnsAgo(u32 battlerId, u32 x)
{
s32 i, index = BATTLE_HISTORY->moveHistoryIndex[battlerId];
for (i = 0; i < x; i++)
{
if (--index < 0)
index = AI_MOVE_HISTORY_COUNT - 1;
}
return BATTLE_HISTORY->moveHistory[battlerId][index];
}
bool32 IsWakeupTurn(u8 battler)
{
// Check if rest was used 2 turns ago
if ((gBattleMons[battler].status1 & STATUS1_SLEEP) == 1 && FindMoveUsedXTurnsAgo(battler, 2) == MOVE_REST)
return TRUE;
else // no way to know
return FALSE;
}
bool32 AnyPartyMemberStatused(u8 battlerId, bool32 checkSoundproof)
{
struct Pokemon *party;
u32 i;
if (GetBattlerSide(battlerId) == B_SIDE_PLAYER)
party = gPlayerParty;
else
party = gEnemyParty;
for (i = 0; i < PARTY_SIZE; i++)
{
if (checkSoundproof && GetMonAbility(&party[i]) == ABILITY_SOUNDPROOF)
continue;
if (GetMonData(&party[i], MON_DATA_STATUS) != STATUS1_NONE)
return TRUE;
}
return FALSE;
}
u16 GetBattlerSideSpeedAverage(u8 battler)
{
u16 speed1 = 0;
u16 speed2 = 0;
u8 numBattlersAlive = 0;
if (IsBattlerAlive(battler))
{
speed1 = GetBattlerTotalSpeedStat(battler);
numBattlersAlive++;
}
if (IsDoubleBattle() && IsBattlerAlive(BATTLE_PARTNER(battler)))
{
speed2 = GetBattlerTotalSpeedStat(BATTLE_PARTNER(battler));
numBattlersAlive++;
}
return (speed1 + speed2) / numBattlersAlive;
}
bool32 ShouldUseRecoilMove(u8 battlerAtk, u8 battlerDef, u32 recoilDmg, u8 moveIndex)
{
if (recoilDmg >= gBattleMons[battlerAtk].hp //Recoil kills attacker
&& CountUsablePartyMons(battlerDef) != 0) //Foe has more than 1 target left
{
if (recoilDmg >= gBattleMons[battlerDef].hp && !CanAttackerFaintTarget(battlerAtk, battlerDef, moveIndex, 0))
return TRUE; //If it's the only KO move then just use it
else
return FALSE; //Not as good to use move if you'll faint and not win
}
return TRUE;
}
bool32 ShouldAbsorb(u8 battlerAtk, u8 battlerDef, u16 move, s32 damage)
{
if (move == 0xFFFF || GetWhoStrikesFirst(battlerAtk, gBattlerTarget, TRUE) == 0)
{
// using item or user goes first
u8 healPercent = (gBattleMoves[move].argument == 0) ? 50 : gBattleMoves[move].argument;
s32 healDmg = (healPercent * damage) / 100;
if (gStatuses3[battlerAtk] & STATUS3_HEAL_BLOCK)
healDmg = 0;
if (CanTargetFaintAi(battlerDef, battlerAtk)
&& !CanTargetFaintAiWithMod(battlerDef, battlerAtk, healDmg, 0))
return TRUE; // target can faint attacker unless they heal
else if (!CanTargetFaintAi(battlerDef, battlerAtk) && GetHealthPercentage(battlerAtk) < 60 && (Random() % 3))
return TRUE; // target can't faint attacker at all, attacker health is about half, 2/3rds rate of encouraging healing
}
else
{
// opponent goes first
if (!CanTargetFaintAi(battlerDef, battlerAtk))
return TRUE;
}
return FALSE;
}
bool32 ShouldRecover(u8 battlerAtk, u8 battlerDef, u16 move, u8 healPercent)
{
if (move == 0xFFFF || GetWhoStrikesFirst(battlerAtk, gBattlerTarget, TRUE) == 0)
{
// using item or user going first
s32 damage = AI_THINKING_STRUCT->simulatedDmg[battlerAtk][battlerDef][AI_THINKING_STRUCT->movesetIndex];
s32 healAmount = (healPercent * damage) / 100;
if (gStatuses3[battlerAtk] & STATUS3_HEAL_BLOCK)
healAmount = 0;
if (CanTargetFaintAi(battlerDef, battlerAtk)
&& !CanTargetFaintAiWithMod(battlerDef, battlerAtk, healAmount, 0))
return TRUE; // target can faint attacker unless they heal
else if (!CanTargetFaintAi(battlerDef, battlerAtk) && GetHealthPercentage(battlerAtk) < 60 && (Random() % 3))
return TRUE; // target can't faint attacker at all, attacker health is about half, 2/3rds rate of encouraging healing
}
return FALSE;
}
bool32 ShouldSetScreen(u8 battlerAtk, u8 battlerDef, u16 moveEffect)
{
u8 atkSide = GetBattlerSide(battlerAtk);
switch (moveEffect)
{
case EFFECT_AURORA_VEIL:
// Use only in Hail and only if AI doesn't already have Reflect, Light Screen or Aurora Veil itself active.
if (gBattleWeather & WEATHER_HAIL_ANY
&& !(gSideStatuses[atkSide] & (SIDE_STATUS_REFLECT | SIDE_STATUS_LIGHTSCREEN | SIDE_STATUS_AURORA_VEIL)))
return TRUE;
break;
case EFFECT_REFLECT:
// Use only if the player has a physical move and AI doesn't already have Reflect itself active.
if (HasMoveWithSplit(battlerDef, SPLIT_PHYSICAL)
&& !(gSideStatuses[atkSide] & SIDE_STATUS_REFLECT))
return TRUE;
break;
case EFFECT_LIGHT_SCREEN:
// Use only if the player has a special move and AI doesn't already have Light Screen itself active.
if (HasMoveWithSplit(battlerDef, SPLIT_SPECIAL)
&& !(gSideStatuses[atkSide] & SIDE_STATUS_LIGHTSCREEN))
return TRUE;
break;
}
return FALSE;
}
// Partner Logic
bool32 IsValidDoubleBattle(u8 battlerAtk)
{
if (IsDoubleBattle()
&& ((IsBattlerAlive(BATTLE_OPPOSITE(battlerAtk)) && IsBattlerAlive(BATTLE_PARTNER(BATTLE_OPPOSITE(battlerAtk)))) || IsBattlerAlive(BATTLE_PARTNER(battlerAtk))))
return TRUE;
return FALSE;
}
u16 GetAllyChosenMove(void)
{
u8 partnerBattler = BATTLE_PARTNER(sBattler_AI);
if (!IsBattlerAlive(partnerBattler) || !IsBattlerAIControlled(partnerBattler))
return MOVE_NONE; // TODO: prediction?
else if (partnerBattler > sBattler_AI) // Battler with the lower id chooses the move first.
return MOVE_NONE;
else
return gBattleMons[partnerBattler].moves[gBattleStruct->chosenMovePositions[partnerBattler]];
}
bool32 IsTargetingPartner(u8 battlerAtk, u8 battlerDef)
{
if ((battlerAtk & BIT_SIDE) == (battlerDef & BIT_SIDE))
return TRUE;
return FALSE;
}
//PARTNER_MOVE_EFFECT_IS_SAME
bool32 DoesPartnerHaveSameMoveEffect(u8 battlerAtkPartner, u8 battlerDef, u16 move, u16 partnerMove)
{
if (!IsDoubleBattle())
return FALSE;
if (gBattleMoves[move].effect == gBattleMoves[partnerMove].effect
&& gChosenMoveByBattler[battlerAtkPartner] != MOVE_NONE
&& gBattleStruct->moveTarget[battlerAtkPartner] == battlerDef)
{
return TRUE;
}
return FALSE;
}
//PARTNER_MOVE_EFFECT_IS_SAME_NO_TARGET
bool32 PartnerHasSameMoveEffectWithoutTarget(u8 battlerAtkPartner, u16 move, u16 partnerMove)
{
if (!IsDoubleBattle())
return FALSE;
if (gBattleMoves[move].effect == gBattleMoves[partnerMove].effect
&& gChosenMoveByBattler[battlerAtkPartner] != MOVE_NONE)
return TRUE;
return FALSE;
}
//PARTNER_MOVE_EFFECT_IS_STATUS_SAME_TARGET
bool32 PartnerMoveEffectIsStatusSameTarget(u8 battlerAtkPartner, u8 battlerDef, u16 partnerMove)
{
if (!IsDoubleBattle())
return FALSE;
if (gChosenMoveByBattler[battlerAtkPartner] != MOVE_NONE
&& gBattleStruct->moveTarget[battlerAtkPartner] == battlerDef
&& (gBattleMoves[partnerMove].effect == EFFECT_SLEEP
|| gBattleMoves[partnerMove].effect == EFFECT_POISON
|| gBattleMoves[partnerMove].effect == EFFECT_TOXIC
|| gBattleMoves[partnerMove].effect == EFFECT_PARALYZE
|| gBattleMoves[partnerMove].effect == EFFECT_WILL_O_WISP
|| gBattleMoves[partnerMove].effect == EFFECT_YAWN))
return TRUE;
return FALSE;
}
//PARTNER_MOVE_EFFECT_IS_WEATHER
bool32 PartnerMoveEffectIsWeather(u8 battlerAtkPartner, u16 partnerMove)
{
if (!IsDoubleBattle())
return FALSE;
if (gChosenMoveByBattler[battlerAtkPartner] != MOVE_NONE
&& (gBattleMoves[partnerMove].effect == EFFECT_SUNNY_DAY
|| gBattleMoves[partnerMove].effect == EFFECT_RAIN_DANCE
|| gBattleMoves[partnerMove].effect == EFFECT_SANDSTORM
|| gBattleMoves[partnerMove].effect == EFFECT_HAIL))
return TRUE;
return FALSE;
}
//PARTNER_MOVE_EFFECT_IS_TERRAIN
bool32 PartnerMoveEffectIsTerrain(u8 battlerAtkPartner, u16 partnerMove)
{
if (!IsDoubleBattle())
return FALSE;
if (gChosenMoveByBattler[battlerAtkPartner] != MOVE_NONE
&& (gBattleMoves[partnerMove].effect == EFFECT_GRASSY_TERRAIN
|| gBattleMoves[partnerMove].effect == EFFECT_MISTY_TERRAIN
|| gBattleMoves[partnerMove].effect == EFFECT_ELECTRIC_TERRAIN
|| gBattleMoves[partnerMove].effect == EFFECT_PSYCHIC_TERRAIN))
return TRUE;
return FALSE;
}
//PARTNER_MOVE_IS_TAILWIND_TRICKROOM
bool32 PartnerMoveIs(u8 battlerAtkPartner, u16 partnerMove, u16 moveCheck)
{
if (!IsDoubleBattle())
return FALSE;
if (gChosenMoveByBattler[battlerAtkPartner] != MOVE_NONE && partnerMove == moveCheck)
return TRUE;
return FALSE;
}
//PARTNER_MOVE_IS_SAME
bool32 PartnerMoveIsSameAsAttacker(u8 battlerAtkPartner, u8 battlerDef, u16 move, u16 partnerMove)
{
if (!IsDoubleBattle())
return FALSE;
if (gChosenMoveByBattler[battlerAtkPartner] != MOVE_NONE && move == partnerMove && gBattleStruct->moveTarget[battlerAtkPartner] == battlerDef)
return TRUE;
return FALSE;
}
//PARTNER_MOVE_IS_SAME_NO_TARGET
bool32 PartnerMoveIsSameNoTarget(u8 battlerAtkPartner, u16 move, u16 partnerMove)
{
if (!IsDoubleBattle())
return FALSE;
if (gChosenMoveByBattler[battlerAtkPartner] != MOVE_NONE && move == partnerMove)
return TRUE;
return FALSE;
}
bool32 ShouldUseWishAromatherapy(u8 battlerAtk, u8 battlerDef, u16 move)
{
u32 i;
u32 firstId, lastId;
struct Pokemon* party;
bool32 hasStatus = FALSE;
bool32 needHealing = FALSE;
GetAIPartyIndexes(battlerAtk, &firstId, &lastId);
if (GetBattlerSide(gActiveBattler) == B_SIDE_PLAYER)
party = gPlayerParty;
else
party = gEnemyParty;
if (CountUsablePartyMons(battlerAtk) == 0
&& (CanTargetFaintAi(battlerDef, battlerAtk) || BattlerWillFaintFromSecondaryDamage(battlerAtk, AI_DATA->atkAbility)))
return FALSE; // Don't heal if last mon and will faint
for (i = 0; i < PARTY_SIZE; i++)
{
u16 currHp = GetMonData(&party[i], MON_DATA_HP);
u16 maxHp = GetMonData(&party[i], MON_DATA_MAX_HP);
if (!GetMonData(&party[i], MON_DATA_IS_EGG, NULL) && currHp > 0)
{
if ((currHp * 100) / maxHp < 65 // Less than 65% health remaining
&& i >= firstId && i < lastId) // Can only switch to mon on your team
{
needHealing = TRUE;
}
if (GetMonData(&party[i], MON_DATA_STATUS, NULL) != STATUS1_NONE)
{
if (move != MOVE_HEAL_BELL || GetMonAbility(&party[i]) != ABILITY_SOUNDPROOF)
hasStatus = TRUE;
}
}
}
if (!IsDoubleBattle())
{
switch (gBattleMoves[move].effect)
{
case EFFECT_WISH:
if (needHealing)
return TRUE;
break;
case EFFECT_HEAL_BELL:
if (hasStatus)
return TRUE;
}
}
else
{
switch (gBattleMoves[move].effect)
{
case EFFECT_WISH:
return ShouldRecover(battlerAtk, battlerDef, move, 50); // Switch recovery isn't good idea in doubles
case EFFECT_HEAL_BELL:
if (hasStatus)
return TRUE;
}
}
return FALSE;
}
// party logic
s32 AI_CalcPartyMonDamage(u16 move, u8 battlerAtk, u8 battlerDef, struct Pokemon *mon)
{
s32 dmg;
u32 i;
struct BattlePokemon *battleMons = Alloc(sizeof(struct BattlePokemon) * MAX_BATTLERS_COUNT);
for (i = 0; i < MAX_BATTLERS_COUNT; i++)
battleMons[i] = gBattleMons[i];
PokemonToBattleMon(mon, &gBattleMons[battlerAtk]);
dmg = AI_CalcDamage(move, battlerAtk, battlerDef);
for (i = 0; i < MAX_BATTLERS_COUNT; i++)
gBattleMons[i] = battleMons[i];
Free(battleMons);
return dmg;
}
s32 CountUsablePartyMons(u8 battlerId)
{
s32 battlerOnField1, battlerOnField2, i, ret;
struct Pokemon *party;
if (GetBattlerSide(battlerId) == B_SIDE_PLAYER)
party = gPlayerParty;
else
party = gEnemyParty;
if (gBattleTypeFlags & BATTLE_TYPE_DOUBLE)
{
battlerOnField1 = gBattlerPartyIndexes[battlerId];
battlerOnField2 = gBattlerPartyIndexes[GetBattlerAtPosition(GetBattlerPosition(battlerId) ^ BIT_FLANK)];
}
else // In singles there's only one battlerId by side.
{
battlerOnField1 = gBattlerPartyIndexes[battlerId];
battlerOnField2 = gBattlerPartyIndexes[battlerId];
}
ret = 0;
for (i = 0; i < PARTY_SIZE; i++)
{
if (i != battlerOnField1 && i != battlerOnField2
&& GetMonData(&party[i], MON_DATA_HP) != 0
&& GetMonData(&party[i], MON_DATA_SPECIES2) != SPECIES_NONE
&& GetMonData(&party[i], MON_DATA_SPECIES2) != SPECIES_EGG)
{
ret++;
}
}
return ret;
}
bool32 IsPartyFullyHealedExceptBattler(u8 battlerId)
{
struct Pokemon *party;
u32 i;
if (GetBattlerSide(battlerId) == B_SIDE_PLAYER)
party = gPlayerParty;
else
party = gEnemyParty;
for (i = 0; i < PARTY_SIZE; i++)
{
if (i != gBattlerPartyIndexes[battlerId]
&& GetMonData(&party[i], MON_DATA_HP) != 0
&& GetMonData(&party[i], MON_DATA_SPECIES2) != SPECIES_NONE
&& GetMonData(&party[i], MON_DATA_SPECIES2) != SPECIES_EGG
&& GetMonData(&party[i], MON_DATA_HP) < GetMonData(&party[i], MON_DATA_MAX_HP))
return FALSE;
}
return TRUE;
}
bool32 PartyHasMoveSplit(u8 battlerId, u8 split)
{
u8 firstId, lastId;
struct Pokemon* party = GetBattlerPartyData(battlerId);
u32 i, j;
for (i = 0; i < PARTY_SIZE; i++)
{
if (GetMonData(&party[i], MON_DATA_HP, NULL) == 0)
continue;
for (j = 0; j < MAX_MON_MOVES; j++)
{
u16 move = GetMonData(&party[i], MON_DATA_MOVE1 + j, NULL);
u16 pp = GetMonData(&party[i], MON_DATA_PP1 + j, NULL);
if (pp > 0 && move != MOVE_NONE)
{
//TODO - handle photon geyser, light that burns the sky
if (gBattleMoves[move].split == split)
return TRUE;
}
}
}
return FALSE;
}
bool32 SideHasMoveSplit(u8 battlerId, u8 split)
{
if (IsDoubleBattle())
{
if (HasMoveWithSplit(battlerId, split) || HasMoveWithSplit(BATTLE_PARTNER(battlerId), split))
return TRUE;
}
else
{
if (HasMoveWithSplit(battlerId, split))
return TRUE;
}
return FALSE;
}
bool32 IsAbilityOfRating(u16 ability, s8 rating)
{
if (sAiAbilityRatings[ability] >= rating)
return TRUE;
return FALSE;
}
s8 GetAbilityRating(u16 ability)
{
return sAiAbilityRatings[ability];
}
static const u16 sRecycleEncouragedItems[] =
{
ITEM_CHESTO_BERRY,
ITEM_LUM_BERRY,
ITEM_STARF_BERRY,
ITEM_SITRUS_BERRY,
ITEM_MICLE_BERRY,
ITEM_CUSTAP_BERRY,
ITEM_MENTAL_HERB,
#ifdef ITEM_EXPANSION
ITEM_FOCUS_SASH,
#endif
// TODO expand this
};
bool32 IsRecycleEncouragedItem(u16 item)
{
u32 i;
for (i = 0; i < ARRAY_COUNT(sRecycleEncouragedItems); i++)
{
if (item == sRecycleEncouragedItems[i])
return TRUE;
}
return FALSE;
}
// score increases
#define STAT_UP_2_STAGE 8
#define STAT_UP_STAGE 10
void IncreaseStatUpScore(u8 battlerAtk, u8 battlerDef, u8 statId, s16 *score)
{
if (AI_DATA->atkAbility == ABILITY_CONTRARY)
return;
if (GetHealthPercentage(battlerAtk) < 80 && AI_RandLessThan(128))
return;
switch (statId)
{
case STAT_ATK:
if (HasMoveWithSplit(battlerAtk, SPLIT_PHYSICAL) && GetHealthPercentage(battlerAtk) > 40)
{
if (gBattleMons[battlerAtk].statStages[STAT_ATK] < STAT_UP_2_STAGE)
*score += 2;
else if (gBattleMons[battlerAtk].statStages[STAT_ATK] < STAT_UP_STAGE)
*(score)++;
}
if (HasMoveEffect(battlerAtk, EFFECT_FOUL_PLAY))
*(score)++;
break;
case STAT_DEF:
if ((HasMoveWithSplit(battlerDef, SPLIT_PHYSICAL)|| IS_MOVE_PHYSICAL(gLastMoves[battlerDef]))
&& GetHealthPercentage(battlerAtk) > 70)
{
if (gBattleMons[battlerAtk].statStages[STAT_DEF] < STAT_UP_2_STAGE)
*score += 2; // seems better to raise def at higher HP
else if (gBattleMons[battlerAtk].statStages[STAT_DEF] < STAT_UP_STAGE)
*(score)++;
}
break;
case STAT_SPEED:
if (IsAiFaster(AI_CHECK_SLOWER))
{
if (gBattleMons[battlerAtk].statStages[STAT_SPEED] < STAT_UP_2_STAGE)
*score += 2;
else if (gBattleMons[battlerAtk].statStages[STAT_SPEED] < STAT_UP_STAGE)
*(score)++;
}
break;
case STAT_SPATK:
if (HasMoveWithSplit(battlerAtk, SPLIT_SPECIAL) && GetHealthPercentage(battlerAtk) > 40)
{
if (gBattleMons[battlerAtk].statStages[STAT_SPATK] < STAT_UP_2_STAGE)
*score += 2;
else if (gBattleMons[battlerAtk].statStages[STAT_SPATK] < STAT_UP_STAGE)
*(score)++;
}
break;
case STAT_SPDEF:
if ((HasMoveWithSplit(battlerDef, SPLIT_SPECIAL) || IS_MOVE_SPECIAL(gLastMoves[battlerDef]))
&& GetHealthPercentage(battlerAtk) > 70)
{
if (gBattleMons[battlerAtk].statStages[STAT_SPDEF] < STAT_UP_2_STAGE)
*score += 2; // seems better to raise spdef at higher HP
else if (gBattleMons[battlerAtk].statStages[STAT_SPDEF] < STAT_UP_STAGE)
*(score)++;
}
break;
case STAT_ACC:
if (HasMoveWithLowAccuracy(battlerAtk, battlerDef, 80, TRUE, AI_DATA->atkAbility, AI_DATA->defAbility, AI_DATA->atkHoldEffect, AI_DATA->defHoldEffect))
*score += 2; // has moves with less than 80% accuracy
else if (HasMoveWithLowAccuracy(battlerAtk, battlerDef, 90, TRUE, AI_DATA->atkAbility, AI_DATA->defAbility, AI_DATA->atkHoldEffect, AI_DATA->defHoldEffect))
*(score)++;
break;
case STAT_EVASION:
if (!BattlerWillFaintFromWeather(battlerAtk, AI_DATA->atkAbility))
{
if (!GetBattlerSecondaryDamage(battlerAtk) && !(gStatuses3[battlerAtk] & STATUS3_ROOTED))
*score += 2;
else
*(score)++;
}
break;
}
}
void IncreasePoisonScore(u8 battlerAtk, u8 battlerDef, u16 move, s16 *score)
{
if (AI_CanPoison(battlerAtk, battlerDef, AI_DATA->defAbility, move, AI_DATA->partnerMove) && GetHealthPercentage(battlerDef) > 20)
{
if (!HasDamagingMove(battlerDef))
*score += 2;
if (AI_THINKING_STRUCT->aiFlags & AI_FLAG_STALL && HasMoveEffect(battlerAtk, EFFECT_PROTECT))
(*score)++; // stall tactic
if (HasMoveEffect(battlerAtk, EFFECT_VENOSHOCK)
|| HasMoveEffect(battlerAtk, EFFECT_HEX)
|| HasMoveEffect(battlerAtk, EFFECT_VENOM_DRENCH)
|| AI_DATA->atkAbility == ABILITY_MERCILESS)
*(score) += 2;
else
*(score)++;
}
}
void IncreaseBurnScore(u8 battlerAtk, u8 battlerDef, u16 move, s16 *score)
{
if (AI_CanBurn(battlerAtk, battlerDef, AI_DATA->defAbility, AI_DATA->battlerAtkPartner, move, AI_DATA->partnerMove))
{
(*score)++; // burning is good
if (HasMoveWithSplit(battlerDef, SPLIT_PHYSICAL))
{
if (CanTargetFaintAi(battlerDef, battlerAtk))
*score += 2; // burning the target to stay alive is cool
}
if (HasMoveEffect(battlerAtk, EFFECT_HEX) || HasMoveEffect(AI_DATA->battlerAtkPartner, EFFECT_HEX))
(*score)++;
}
}
void IncreaseParalyzeScore(u8 battlerAtk, u8 battlerDef, u16 move, s16 *score)
{
if (AI_CanParalyze(battlerAtk, battlerDef, AI_DATA->defAbility, move, AI_DATA->partnerMove))
{
u8 atkSpeed = GetBattlerTotalSpeedStat(battlerAtk);
u8 defSpeed = GetBattlerTotalSpeedStat(battlerDef);
if ((defSpeed >= atkSpeed && defSpeed / 2 < atkSpeed) // You'll go first after paralyzing foe
|| HasMoveEffect(battlerAtk, EFFECT_HEX)
|| HasMoveEffect(battlerAtk, EFFECT_FLINCH_HIT)
|| gBattleMons[battlerDef].status2 & STATUS2_INFATUATION
|| gBattleMons[battlerDef].status2 & STATUS2_CONFUSION)
*score += 4;
else
*score += 2;
}
}
void IncreaseSleepScore(u8 battlerAtk, u8 battlerDef, u16 move, s16 *score)
{
if (AI_CanPutToSleep(battlerAtk, battlerDef, AI_DATA->defAbility, move, AI_DATA->partnerMove))
*score += 2;
else
return;
if ((HasMoveEffect(battlerAtk, EFFECT_DREAM_EATER) || HasMoveEffect(battlerAtk, EFFECT_NIGHTMARE))
&& !(HasMoveEffect(battlerDef, EFFECT_SNORE) || HasMoveEffect(battlerDef, EFFECT_SLEEP_TALK)))
(*score)++;
if (HasMoveEffect(battlerAtk, EFFECT_HEX) || HasMoveEffect(AI_DATA->battlerAtkPartner, EFFECT_HEX))
(*score)++;
}
void IncreaseConfusionScore(u8 battlerAtk, u8 battlerDef, u16 move, s16 *score)
{
if (AI_CanConfuse(battlerAtk, battlerDef, AI_DATA->defAbility, AI_DATA->battlerAtkPartner, move, AI_DATA->partnerMove)
&& AI_DATA->defHoldEffect != HOLD_EFFECT_CURE_CONFUSION
&& AI_DATA->defHoldEffect != HOLD_EFFECT_CURE_STATUS)
{
if (gBattleMons[battlerDef].status1 & STATUS1_PARALYSIS
|| gBattleMons[battlerDef].status2 & STATUS2_INFATUATION
|| (AI_DATA->atkAbility == ABILITY_SERENE_GRACE && HasMoveEffect(battlerAtk, EFFECT_FLINCH_HIT)))
*score += 3;
else
*score += 2;
}
}