pokefirered/src/renewable_hidden_items.c
2022-10-25 14:51:01 -04:00

609 lines
17 KiB
C

#include "global.h"
#include "event_data.h"
#include "random.h"
#include "constants/maps.h"
#define MAX_HIDDEN_ITEMS_PER_GROUP 8
struct RenewableHiddenItemData
{
s8 mapGroup;
s8 mapNum;
u8 filler[2];
u8 rare[MAX_HIDDEN_ITEMS_PER_GROUP]; // 10%
u8 uncommon[MAX_HIDDEN_ITEMS_PER_GROUP]; // 30%
u8 common[MAX_HIDDEN_ITEMS_PER_GROUP]; // 60%
};
static void SampleRenewableItemFlags(void);
#define HIDDEN_ID(flag)(flag - FLAG_HIDDEN_ITEMS_START)
#define NO_ITEM 0xFF
static const struct RenewableHiddenItemData sRenewableHiddenItems[] = {
{
.mapGroup = MAP_GROUP(ROUTE20),
.mapNum = MAP_NUM(ROUTE20),
.rare = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.uncommon = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_ROUTE20_STARDUST),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.common = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
}
},
{
.mapGroup = MAP_GROUP(ROUTE21_NORTH),
.mapNum = MAP_NUM(ROUTE21_NORTH),
.rare = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.uncommon = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_ROUTE21_NORTH_PEARL),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.common = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
}
},
{
.mapGroup = MAP_GROUP(UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL),
.mapNum = MAP_NUM(UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL),
.rare = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL_ETHER),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.uncommon = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL_POTION),
HIDDEN_ID(FLAG_HIDDEN_ITEM_UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL_ANTIDOTE),
HIDDEN_ID(FLAG_HIDDEN_ITEM_UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL_PARALYZE_HEAL),
HIDDEN_ID(FLAG_HIDDEN_ITEM_UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL_AWAKENING),
HIDDEN_ID(FLAG_HIDDEN_ITEM_UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL_BURN_HEAL),
HIDDEN_ID(FLAG_HIDDEN_ITEM_UNDERGROUND_PATH_NORTH_SOUTH_TUNNEL_ICE_HEAL),
NO_ITEM,
NO_ITEM
},
.common = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
}
},
{
.mapGroup = MAP_GROUP(UNDERGROUND_PATH_EAST_WEST_TUNNEL),
.mapNum = MAP_NUM(UNDERGROUND_PATH_EAST_WEST_TUNNEL),
.rare = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_UNDERGROUND_PATH_EAST_WEST_TUNNEL_ETHER),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.uncommon = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_UNDERGROUND_PATH_EAST_WEST_TUNNEL_POTION),
HIDDEN_ID(FLAG_HIDDEN_ITEM_UNDERGROUND_PATH_EAST_WEST_TUNNEL_ANTIDOTE),
HIDDEN_ID(FLAG_HIDDEN_ITEM_UNDERGROUND_PATH_EAST_WEST_TUNNEL_PARALYZE_HEAL),
HIDDEN_ID(FLAG_HIDDEN_ITEM_UNDERGROUND_PATH_EAST_WEST_TUNNEL_AWAKENING),
HIDDEN_ID(FLAG_HIDDEN_ITEM_UNDERGROUND_PATH_EAST_WEST_TUNNEL_BURN_HEAL),
HIDDEN_ID(FLAG_HIDDEN_ITEM_UNDERGROUND_PATH_EAST_WEST_TUNNEL_ICE_HEAL),
NO_ITEM,
NO_ITEM
},
.common = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
}
},
{
.mapGroup = MAP_GROUP(SEVEN_ISLAND_TANOBY_RUINS),
.mapNum = MAP_NUM(SEVEN_ISLAND_TANOBY_RUINS),
.rare = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_SEVEN_ISLAND_TANOBY_RUINS_HEART_SCALE_4),
HIDDEN_ID(FLAG_HIDDEN_ITEM_SEVEN_ISLAND_TANOBY_RUINS_HEART_SCALE),
HIDDEN_ID(FLAG_HIDDEN_ITEM_SEVEN_ISLAND_TANOBY_RUINS_HEART_SCALE_2),
HIDDEN_ID(FLAG_HIDDEN_ITEM_SEVEN_ISLAND_TANOBY_RUINS_HEART_SCALE_3),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.uncommon = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.common = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
}
},
{
.mapGroup = MAP_GROUP(MT_MOON_B1F),
.mapNum = MAP_NUM(MT_MOON_B1F),
.rare = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_MT_MOON_B1F_TINY_MUSHROOM),
HIDDEN_ID(FLAG_HIDDEN_ITEM_MT_MOON_B1F_TINY_MUSHROOM_2),
HIDDEN_ID(FLAG_HIDDEN_ITEM_MT_MOON_B1F_TINY_MUSHROOM_3),
HIDDEN_ID(FLAG_HIDDEN_ITEM_MT_MOON_B1F_BIG_MUSHROOM),
HIDDEN_ID(FLAG_HIDDEN_ITEM_MT_MOON_B1F_BIG_MUSHROOM_2),
HIDDEN_ID(FLAG_HIDDEN_ITEM_MT_MOON_B1F_BIG_MUSHROOM_3),
NO_ITEM,
NO_ITEM
},
.uncommon = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_MT_MOON_B1F_TINY_MUSHROOM),
HIDDEN_ID(FLAG_HIDDEN_ITEM_MT_MOON_B1F_TINY_MUSHROOM_2),
HIDDEN_ID(FLAG_HIDDEN_ITEM_MT_MOON_B1F_TINY_MUSHROOM_3),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.common = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
}
},
{
.mapGroup = MAP_GROUP(THREE_ISLAND_BERRY_FOREST),
.mapNum = MAP_NUM(THREE_ISLAND_BERRY_FOREST),
.rare = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_BLUK_BERRY),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_WEPEAR_BERRY),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_ORAN_BERRY),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_CHERI_BERRY),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_ASPEAR_BERRY),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_PERSIM_BERRY),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_PINAP_BERRY),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_LUM_BERRY),
},
.uncommon = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_BLUK_BERRY),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_WEPEAR_BERRY),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_ORAN_BERRY),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_CHERI_BERRY),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_ASPEAR_BERRY),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_PERSIM_BERRY),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_PINAP_BERRY),
NO_ITEM
},
.common = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_RAZZ_BERRY),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_NANAB_BERRY),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_CHESTO_BERRY),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_PECHA_BERRY),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BERRY_FOREST_RAWST_BERRY),
NO_ITEM,
NO_ITEM,
NO_ITEM
}
},
{
.mapGroup = MAP_GROUP(ONE_ISLAND_TREASURE_BEACH),
.mapNum = MAP_NUM(ONE_ISLAND_TREASURE_BEACH),
.rare = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_ULTRA_BALL),
HIDDEN_ID(FLAG_HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_ULTRA_BALL_2),
HIDDEN_ID(FLAG_HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_STAR_PIECE),
HIDDEN_ID(FLAG_HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_BIG_PEARL),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.uncommon = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_STARDUST),
HIDDEN_ID(FLAG_HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_STARDUST_2),
HIDDEN_ID(FLAG_HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_PEARL),
HIDDEN_ID(FLAG_HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_PEARL_2),
HIDDEN_ID(FLAG_HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_ULTRA_BALL),
HIDDEN_ID(FLAG_HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_ULTRA_BALL_2),
NO_ITEM,
NO_ITEM
},
.common = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_ULTRA_BALL),
HIDDEN_ID(FLAG_HIDDEN_ITEM_ONE_ISLAND_TREASURE_BEACH_ULTRA_BALL_2),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
}
},
{
.mapGroup = MAP_GROUP(THREE_ISLAND_BOND_BRIDGE),
.mapNum = MAP_NUM(THREE_ISLAND_BOND_BRIDGE),
.rare = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.uncommon = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BOND_BRIDGE_PEARL),
HIDDEN_ID(FLAG_HIDDEN_ITEM_THREE_ISLAND_BOND_BRIDGE_STARDUST),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.common = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
}
},
{
.mapGroup = MAP_GROUP(FOUR_ISLAND),
.mapNum = MAP_NUM(FOUR_ISLAND),
.rare = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.uncommon = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_FOUR_ISLAND_PEARL),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.common = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_FOUR_ISLAND_ULTRA_BALL),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
}
},
{
.mapGroup = MAP_GROUP(FIVE_ISLAND_MEMORIAL_PILLAR),
.mapNum = MAP_NUM(FIVE_ISLAND_MEMORIAL_PILLAR),
.rare = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_FIVE_ISLAND_MEMORIAL_PILLAR_BIG_PEARL),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.uncommon = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.common = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
}
},
{
.mapGroup = MAP_GROUP(FIVE_ISLAND_RESORT_GORGEOUS),
.mapNum = MAP_NUM(FIVE_ISLAND_RESORT_GORGEOUS),
.rare = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_FIVE_ISLAND_RESORT_GORGEOUS_NEST_BALL),
HIDDEN_ID(FLAG_HIDDEN_ITEM_FIVE_ISLAND_RESORT_GORGEOUS_STAR_PIECE),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.uncommon = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_FIVE_ISLAND_RESORT_GORGEOUS_STARDUST),
HIDDEN_ID(FLAG_HIDDEN_ITEM_FIVE_ISLAND_RESORT_GORGEOUS_STARDUST_2),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.common = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
}
},
{
.mapGroup = MAP_GROUP(SIX_ISLAND_OUTCAST_ISLAND),
.mapNum = MAP_NUM(SIX_ISLAND_OUTCAST_ISLAND),
.rare = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_SIX_ISLAND_OUTCAST_ISLAND_STAR_PIECE),
HIDDEN_ID(FLAG_HIDDEN_ITEM_SIX_ISLAND_OUTCAST_ISLAND_NET_BALL),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.uncommon = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.common = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
}
},
{
.mapGroup = MAP_GROUP(SIX_ISLAND_GREEN_PATH),
.mapNum = MAP_NUM(SIX_ISLAND_GREEN_PATH),
.rare = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.uncommon = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.common = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_SIX_ISLAND_GREEN_PATH_ULTRA_BALL),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
}
},
{
.mapGroup = MAP_GROUP(SEVEN_ISLAND_TRAINER_TOWER),
.mapNum = MAP_NUM(SEVEN_ISLAND_TRAINER_TOWER),
.rare = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_SEVEN_ISLAND_TRAINER_TOWER_BIG_PEARL),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.uncommon = {
HIDDEN_ID(FLAG_HIDDEN_ITEM_SEVEN_ISLAND_TRAINER_TOWER_PEARL),
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
},
.common = {
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM,
NO_ITEM
}
},
};
void SetAllRenewableItemFlags(void)
{
u8 i, j;
for (i = 0; i < ARRAY_COUNT(sRenewableHiddenItems); i++)
{
const u8 * rare = sRenewableHiddenItems[i].rare;
const u8 * uncommon = sRenewableHiddenItems[i].uncommon;
const u8 * common = sRenewableHiddenItems[i].common;
for (j = 0; j < MAX_HIDDEN_ITEMS_PER_GROUP; j++)
{
if (rare[j] != NO_ITEM)
FlagSet(FLAG_HIDDEN_ITEMS_START + rare[j]);
if (uncommon[j] != NO_ITEM)
FlagSet(FLAG_HIDDEN_ITEMS_START + uncommon[j]);
if (common[j] != NO_ITEM)
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 < ARRAY_COUNT(sRenewableHiddenItems); 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 < ARRAY_COUNT(sRenewableHiddenItems); 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 < MAX_HIDDEN_ITEMS_PER_GROUP; j++)
{
if (flags[j] != NO_ITEM)
FlagClear(FLAG_HIDDEN_ITEMS_START + flags[j]);
}
}
}