wild encounter file is decompiled
This commit is contained in:
DizzyEggg
@@ -13,28 +13,43 @@
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#include "pokeblock.h"
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#include "battle_setup.h"
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#include "roamer.h"
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#include "game_stat.h"
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#include "tv.h"
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#include "link.h"
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#include "script.h"
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#include "items.h"
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EWRAM_DATA u8 sWildEncountersDisabled = 0;
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EWRAM_DATA u32 sFeebasRngValue = 0;
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extern const u8 EventScript_RepelWoreOff[];
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#define NUM_FEEBAS_SPOTS 6
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#define NUM_FEEBAS_SPOTS 6
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#define LAND_WILD_COUNT 12
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#define WATER_WILD_COUNT 5
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#define ROCK_WILD_COUNT 5
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#define FISH_WILD_COUNT 10
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extern const u16 gRoute119WaterTileData[];
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extern const struct WildPokemonHeader gBattlePikeWildMonHeaders[];
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extern const struct WildPokemonHeader gBattlePyramidWildMonHeaders[];
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extern const struct WildPokemon gWildFeebasRoute119Data;
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extern u8 GetBattlePikeWildMonHeaderId(void);
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extern bool32 TryGenerateBattlePikeWildMon(bool8 checkKeenEyeIntimidate);
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extern void GenerateBattlePyramidWildMon(void);
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extern bool8 InBattlePike(void);
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extern bool8 InBattlePyramid(void);
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// this file's functions
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u16 FeebasRandom(void);
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void FeebasSeedRng(u16 seed);
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bool8 IsWildLevelAllowedByRepel(u8 level);
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void ApplyFluteEncounterRateMod(u32 *encRate);
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void ApplyCleanseTagEncounterRateMod(u32 *encRate);
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bool8 TryGetAbilityInfluencedWildMonIndex(const struct WildPokemon *wildMon, u8 type, u8 ability, u8 *monIndex);
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bool8 IsAbilityAllowingEncounter(u8 level);
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static u16 FeebasRandom(void);
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static void FeebasSeedRng(u16 seed);
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static bool8 IsWildLevelAllowedByRepel(u8 level);
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static void ApplyFluteEncounterRateMod(u32 *encRate);
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static void ApplyCleanseTagEncounterRateMod(u32 *encRate);
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static bool8 TryGetAbilityInfluencedWildMonIndex(const struct WildPokemon *wildMon, u8 type, u8 ability, u8 *monIndex);
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static bool8 IsAbilityAllowingEncounter(u8 level);
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EWRAM_DATA u8 sWildEncountersDisabled = 0;
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EWRAM_DATA u32 sFeebasRngValue = 0;
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void DisableWildEncounters(bool8 disabled)
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{
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@@ -118,13 +133,13 @@ bool8 CheckFeebas(void)
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return FALSE;
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}
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u16 FeebasRandom(void)
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static u16 FeebasRandom(void)
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{
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sFeebasRngValue = 12345 + 0x41C64E6D * sFeebasRngValue;
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return sFeebasRngValue >> 16;
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}
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void FeebasSeedRng(u16 seed)
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static void FeebasSeedRng(u16 seed)
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{
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sFeebasRngValue = seed;
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}
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@@ -418,7 +433,7 @@ bool8 TryGenerateWildMon(const struct WildPokemonInfo *wildMonInfo, u8 area, u8
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return TRUE;
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}
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u16 GenerateFishingWildMon(struct WildPokemonInfo *wildMonInfo, u8 rod)
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u16 GenerateFishingWildMon(const struct WildPokemonInfo *wildMonInfo, u8 rod)
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{
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u8 wildMonIndex = ChooseWildMonIndex_Fishing(rod);
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u8 level = ChooseWildMonLevel(&wildMonInfo->wildPokemon[wildMonIndex]);
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@@ -736,3 +751,185 @@ bool8 DoesCurrentMapHaveFishingMons(void)
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else
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return FALSE;
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}
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void FishingWildEncounter(u8 rod)
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{
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u16 species;
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if (CheckFeebas() == TRUE)
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{
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u8 level = ChooseWildMonLevel(&gWildFeebasRoute119Data);
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species = gWildFeebasRoute119Data.species;
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CreateWildMon(species, level);
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}
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else
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{
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species = GenerateFishingWildMon(gWildMonHeaders[GetCurrentMapWildMonHeaderId()].fishingMonsInfo, rod);
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}
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IncrementGameStat(GAME_STAT_FISHING_CAPTURES);
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SetPokemonAnglerSpecies(species);
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BattleSetup_StartWildBattle();
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}
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u16 GetLocalWildMon(bool8 *isWaterMon)
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{
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u16 headerId;
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const struct WildPokemonInfo *landMonsInfo;
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const struct WildPokemonInfo *waterMonsInfo;
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*isWaterMon = FALSE;
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headerId = GetCurrentMapWildMonHeaderId();
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if (headerId == 0xFFFF)
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return SPECIES_NONE;
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landMonsInfo = gWildMonHeaders[headerId].landMonsInfo;
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waterMonsInfo = gWildMonHeaders[headerId].waterMonsInfo;
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// Neither
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if (landMonsInfo == NULL && waterMonsInfo == NULL)
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return SPECIES_NONE;
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// Land Pokemon
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if (landMonsInfo != NULL && waterMonsInfo == NULL)
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return landMonsInfo->wildPokemon[ChooseWildMonIndex_Land()].species;
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// Water Pokemon
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if (landMonsInfo == NULL && waterMonsInfo != NULL)
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{
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*isWaterMon = TRUE;
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return waterMonsInfo->wildPokemon[ChooseWildMonIndex_WaterRock()].species;
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}
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// Either land or water Pokemon
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if ((Random() % 100) < 80)
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{
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return landMonsInfo->wildPokemon[ChooseWildMonIndex_Land()].species;
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}
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else
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{
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*isWaterMon = TRUE;
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return waterMonsInfo->wildPokemon[ChooseWildMonIndex_WaterRock()].species;
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}
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}
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u16 GetLocalWaterMon(void)
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{
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u16 headerId = GetCurrentMapWildMonHeaderId();
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if (headerId != 0xFFFF)
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{
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const struct WildPokemonInfo *waterMonsInfo = gWildMonHeaders[headerId].waterMonsInfo;
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if (waterMonsInfo)
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return waterMonsInfo->wildPokemon[ChooseWildMonIndex_WaterRock()].species;
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}
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return SPECIES_NONE;
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}
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bool8 UpdateRepelCounter(void)
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{
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u16 steps;
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if (InBattlePike() || InBattlePyramid())
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return FALSE;
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if (InUnionRoom() == TRUE)
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return FALSE;
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steps = VarGet(VAR_REPEL_STEP_COUNT);
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if (steps != 0)
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{
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steps--;
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VarSet(VAR_REPEL_STEP_COUNT, steps);
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if (steps == 0)
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{
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ScriptContext1_SetupScript(EventScript_RepelWoreOff);
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return TRUE;
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}
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}
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return FALSE;
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}
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static bool8 IsWildLevelAllowedByRepel(u8 wildLevel)
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{
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u8 i;
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if (!VarGet(VAR_REPEL_STEP_COUNT))
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return TRUE;
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for (i = 0; i < PARTY_SIZE; i++)
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{
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if (GetMonData(&gPlayerParty[i], MON_DATA_HP) && !GetMonData(&gPlayerParty[i], MON_DATA_IS_EGG))
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{
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u8 ourLevel = GetMonData(&gPlayerParty[i], MON_DATA_LEVEL);
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if (wildLevel < ourLevel)
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return FALSE;
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else
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return TRUE;
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}
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}
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return FALSE;
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}
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static bool8 IsAbilityAllowingEncounter(u8 level)
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{
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u8 ability;
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if (GetMonData(&gPlayerParty[0], MON_DATA_SANITY_BIT3))
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return TRUE;
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ability = GetMonAbility(&gPlayerParty[0]);
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if (ability == ABILITY_KEEN_EYE || ability == ABILITY_INTIMIDATE)
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{
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u8 playerMonLevel = GetMonData(&gPlayerParty[0], MON_DATA_LEVEL);
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if (playerMonLevel > 5 && level <= playerMonLevel - 5 && !(Random() % 2))
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return FALSE;
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}
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return TRUE;
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}
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static bool8 TryGetRandomWildMonIndexByType(const struct WildPokemon *wildMon, u8 type, u8 numMon, u8 *monIndex)
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{
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u8 validIndexes[numMon]; // variable length array, an interesting feature
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u8 i, validMonCount;
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for (i = 0; i < numMon; i++)
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validIndexes[i] = 0;
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for (validMonCount = 0, i = 0; i < numMon; i++)
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{
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if (gBaseStats[wildMon[i].species].type1 == type || gBaseStats[wildMon[i].species].type2 == type)
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validIndexes[validMonCount++] = i;
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}
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if (validMonCount == 0 || validMonCount == numMon)
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return FALSE;
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*monIndex = validIndexes[Random() % validMonCount];
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return TRUE;
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}
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static bool8 TryGetAbilityInfluencedWildMonIndex(const struct WildPokemon *wildMon, u8 type, u8 ability, u8 *monIndex)
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{
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if (GetMonData(&gPlayerParty[0], MON_DATA_SANITY_BIT3))
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return FALSE;
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if (GetMonAbility(&gPlayerParty[0]) != ability)
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return FALSE;
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if (Random() % 2 != 0)
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return FALSE;
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return TryGetRandomWildMonIndexByType(wildMon, type, LAND_WILD_COUNT, monIndex);
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}
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static void ApplyFluteEncounterRateMod(u32 *encRate)
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{
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if (FlagGet(FLAG_SYS_ENC_UP_ITEM) == TRUE)
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*encRate += *encRate / 2;
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else if (FlagGet(FLAG_SYS_ENC_DOWN_ITEM) == TRUE)
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*encRate = *encRate / 2;
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}
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static void ApplyCleanseTagEncounterRateMod(u32 *encRate)
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{
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if (GetMonData(&gPlayerParty[0], MON_DATA_HELD_ITEM) == ITEM_CLEANSE_TAG)
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*encRate = *encRate * 2 / 3;
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}
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