#include "global.h" #include "event_data.h" #include "random.h" #include "constants/maps.h" struct RenewableHiddenItemData { s8 mapGroup; s8 mapNum; u8 filler[2]; u8 rare[8]; // 10% u8 uncommon[8]; // 30% u8 common[8]; // 60% }; static void SampleRenewableItemFlags(void); static const struct RenewableHiddenItemData sRenewableHiddenItems[] = { { .mapGroup = MAP_GROUP(ROUTE20), .mapNum = MAP_NUM(ROUTE20), .rare = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .uncommon = { HIDDEN_ITEM_ROUTE20_STARDUST, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .common = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF } }, { .mapGroup = MAP_GROUP(ROUTE21_NORTH), .mapNum = MAP_NUM(ROUTE21_NORTH), .rare = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .uncommon = { HIDDEN_ITEM_ROUTE21_NORTH_PEARL, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .common = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF } }, { .mapGroup = MAP_GROUP(UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL), .mapNum = MAP_NUM(UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL), .rare = { HIDDEN_ITEM_UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL_ETHER, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .uncommon = { HIDDEN_ITEM_UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL_POTION, HIDDEN_ITEM_UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL_ANTIDOTE, HIDDEN_ITEM_UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL_PARALYZE_HEAL, HIDDEN_ITEM_UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL_AWAKENING, HIDDEN_ITEM_UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL_BURN_HEAL, HIDDEN_ITEM_UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL_ICE_HEAL, 0xFF, 0xFF }, .common = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF } }, { .mapGroup = MAP_GROUP(UNDERGROUND_PATH_EAST_WEST_TUNNEL), .mapNum = MAP_NUM(UNDERGROUND_PATH_EAST_WEST_TUNNEL), .rare = { HIDDEN_ITEM_UNDERGROUND_PATH_EAST_WEST_TUNNEL_ETHER, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .uncommon = { HIDDEN_ITEM_UNDERGROUND_PATH_EAST_WEST_TUNNEL_POTION, HIDDEN_ITEM_UNDERGROUND_PATH_EAST_WEST_TUNNEL_ANTIDOTE, HIDDEN_ITEM_UNDERGROUND_PATH_EAST_WEST_TUNNEL_PARALYZE_HEAL, HIDDEN_ITEM_UNDERGROUND_PATH_EAST_WEST_TUNNEL_AWAKENING, HIDDEN_ITEM_UNDERGROUND_PATH_EAST_WEST_TUNNEL_BURN_HEAL, HIDDEN_ITEM_UNDERGROUND_PATH_EAST_WEST_TUNNEL_ICE_HEAL, 0xFF, 0xFF }, .common = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF } }, { .mapGroup = MAP_GROUP(SEVEN_ISLAND_TANOBY_RUINS), .mapNum = MAP_NUM(SEVEN_ISLAND_TANOBY_RUINS), .rare = { HIDDEN_ITEM_SEVEN_ISLAND_TANOBY_RUINS_HEART_SCALE_4, HIDDEN_ITEM_SEVEN_ISLAND_TANOBY_RUINS_HEART_SCALE, HIDDEN_ITEM_SEVEN_ISLAND_TANOBY_RUINS_HEART_SCALE_2, HIDDEN_ITEM_SEVEN_ISLAND_TANOBY_RUINS_HEART_SCALE_3, 0xFF, 0xFF, 0xFF, 0xFF }, .uncommon = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .common = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF } }, { .mapGroup = MAP_GROUP(MT_MOON_B1F), .mapNum = MAP_NUM(MT_MOON_B1F), .rare = { HIDDEN_ITEM_MT_MOON_B1F_TINY_MUSHROOM, HIDDEN_ITEM_MT_MOON_B1F_TINY_MUSHROOM_2, HIDDEN_ITEM_MT_MOON_B1F_TINY_MUSHROOM_3, HIDDEN_ITEM_MT_MOON_B1F_BIG_MUSHROOM, HIDDEN_ITEM_MT_MOON_B1F_BIG_MUSHROOM_2, HIDDEN_ITEM_MT_MOON_B1F_BIG_MUSHROOM_3, 0xFF, 0xFF }, .uncommon = { HIDDEN_ITEM_MT_MOON_B1F_TINY_MUSHROOM, HIDDEN_ITEM_MT_MOON_B1F_TINY_MUSHROOM_2, HIDDEN_ITEM_MT_MOON_B1F_TINY_MUSHROOM_3, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .common = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF } }, { .mapGroup = MAP_GROUP(THREE_ISLAND_BERRY_FOREST), .mapNum = MAP_NUM(THREE_ISLAND_BERRY_FOREST), .rare = { HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_BLUK_BERRY, HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_WEPEAR_BERRY, HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_ORAN_BERRY, HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_CHERI_BERRY, HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_ASPEAR_BERRY, HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_PERSIM_BERRY, HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_PINAP_BERRY, HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_LUM_BERRY }, .uncommon = { HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_BLUK_BERRY, HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_WEPEAR_BERRY, HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_ORAN_BERRY, HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_CHERI_BERRY, HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_ASPEAR_BERRY, HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_PERSIM_BERRY, HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_PINAP_BERRY, 0xFF }, .common = { HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_RAZZ_BERRY, HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_NANAB_BERRY, HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_CHESTO_BERRY, HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_PECHA_BERRY, HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_RAWST_BERRY, 0xFF, 0xFF, 0xFF } }, { .mapGroup = MAP_GROUP(ONE_ISLAND_TREASURE_BEACH), .mapNum = MAP_NUM(ONE_ISLAND_TREASURE_BEACH), .rare = { HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_ULTRA_BALL, HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_ULTRA_BALL_2, HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_STAR_PIECE, HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_BIG_PEARL, 0xFF, 0xFF, 0xFF, 0xFF }, .uncommon = { HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_STARDUST, HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_STARDUST_2, HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_PEARL, HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_PEARL_2, HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_ULTRA_BALL, HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_ULTRA_BALL_2, 0xFF, 0xFF }, .common = { HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_ULTRA_BALL, HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_ULTRA_BALL_2, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF } }, { .mapGroup = MAP_GROUP(THREE_ISLAND_BOND_BRIDGE), .mapNum = MAP_NUM(THREE_ISLAND_BOND_BRIDGE), .rare = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .uncommon = { HIDDEN_ITEM_THREE_ISLAND_BOND_BRIDGE_PEARL, HIDDEN_ITEM_THREE_ISLAND_BOND_BRIDGE_STARDUST, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .common = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF } }, { .mapGroup = MAP_GROUP(FOUR_ISLAND), .mapNum = MAP_NUM(FOUR_ISLAND), .rare = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .uncommon = { HIDDEN_ITEM_FOUR_ISLAND_PEARL, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .common = { HIDDEN_ITEM_FOUR_ISLAND_ULTRA_BALL, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF } }, { .mapGroup = MAP_GROUP(FIVE_ISLAND_MEMORIAL_PILLAR), .mapNum = MAP_NUM(FIVE_ISLAND_MEMORIAL_PILLAR), .rare = { HIDDEN_ITEM_FIVE_ISLAND_MEMORIAL_PILLAR_BIG_PEARL, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .uncommon = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .common = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF } }, { .mapGroup = MAP_GROUP(FIVE_ISLAND_RESORT_GORGEOUS), .mapNum = MAP_NUM(FIVE_ISLAND_RESORT_GORGEOUS), .rare = { HIDDEN_ITEM_FIVE_ISLAND_RESORT_GORGEOUS_NEST_BALL, HIDDEN_ITEM_FIVE_ISLAND_RESORT_GORGEOUS_STAR_PIECE, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .uncommon = { HIDDEN_ITEM_FIVE_ISLAND_RESORT_GORGEOUS_STARDUST, HIDDEN_ITEM_FIVE_ISLAND_RESORT_GORGEOUS_STARDUST_2, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .common = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF } }, { .mapGroup = MAP_GROUP(SIX_ISLAND_OUTCAST_ISLAND), .mapNum = MAP_NUM(SIX_ISLAND_OUTCAST_ISLAND), .rare = { HIDDEN_ITEM_SIX_ISLAND_OUTCAST_ISLAND_STAR_PIECE, HIDDEN_ITEM_SIX_ISLAND_OUTCAST_ISLAND_NET_BALL, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .uncommon = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .common = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF } }, { .mapGroup = MAP_GROUP(SIX_ISLAND_GREEN_PATH), .mapNum = MAP_NUM(SIX_ISLAND_GREEN_PATH), .rare = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .uncommon = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .common = { HIDDEN_ITEM_SIX_ISLAND_GREEN_PATH_ULTRA_BALL, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF } }, { .mapGroup = MAP_GROUP(SEVEN_ISLAND_TRAINER_TOWER), .mapNum = MAP_NUM(SEVEN_ISLAND_TRAINER_TOWER), .rare = { HIDDEN_ITEM_SEVEN_ISLAND_TRAINER_TOWER_BIG_PEARL, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .uncommon = { HIDDEN_ITEM_SEVEN_ISLAND_TRAINER_TOWER_PEARL, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, .common = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF } }, }; void SetAllRenewableItemFlags(void) { u8 i, j; for (i = 0; i < 15; i++) { const u8 * rare = sRenewableHiddenItems[i].rare; const u8 * uncommon = sRenewableHiddenItems[i].uncommon; const u8 * common = sRenewableHiddenItems[i].common; for (j = 0; j < 8; j++) { if (rare[j] != 0xFF) FlagSet(FLAG_HIDDEN_ITEMS_START + rare[j]); if (uncommon[j] != 0xFF) FlagSet(FLAG_HIDDEN_ITEMS_START + uncommon[j]); if (common[j] != 0xFF) FlagSet(FLAG_HIDDEN_ITEMS_START + common[j]); } } } void IncrementRenewableHiddenItemStepCounter(void) { u16 var = VarGet(VAR_RENEWABLE_ITEM_STEP_COUNTER); if (var < 1500) { VarSet(VAR_RENEWABLE_ITEM_STEP_COUNTER, var + 1); } } void TryRegenerateRenewableHiddenItems(void) { u8 i; u8 found_map = 0xFF; for (i = 0; i < 15; i++) { if (sRenewableHiddenItems[i].mapGroup == gSaveBlock1Ptr->location.mapGroup && sRenewableHiddenItems[i].mapNum == gSaveBlock1Ptr->location.mapNum) found_map = i; } if (found_map == 0xFF) return; if (VarGet(VAR_RENEWABLE_ITEM_STEP_COUNTER) >= 1500) { VarSet(VAR_RENEWABLE_ITEM_STEP_COUNTER, 0); SetAllRenewableItemFlags(); SampleRenewableItemFlags(); } } static void SampleRenewableItemFlags(void) { u8 i, j; const u8 * flags; u16 rval; for (i = 0; i < 15; i++) { rval = Random() % 100; if (rval >= 90) flags = sRenewableHiddenItems[i].rare; else if (rval >= 60) flags = sRenewableHiddenItems[i].uncommon; else flags = sRenewableHiddenItems[i].common; for (j = 0; j < 8; j++) { if (flags[j] != 0xFF) FlagClear(FLAG_HIDDEN_ITEMS_START + flags[j]); } } }