pokefirered/src/event_data.c
2019-10-22 20:09:08 -04:00

326 lines
7.5 KiB
C

#include "global.h"
#include "event_data.h"
#include "item_menu.h"
#include "quest_log.h"
static bool8 IsFlagOrVarStoredInQuestLog(u16 idx, u8 a1);
EWRAM_DATA u16 gSpecialVar_0x8000 = 0;
EWRAM_DATA u16 gSpecialVar_0x8001 = 0;
EWRAM_DATA u16 gSpecialVar_0x8002 = 0;
EWRAM_DATA u16 gSpecialVar_0x8003 = 0;
EWRAM_DATA u16 gSpecialVar_0x8004 = 0;
EWRAM_DATA u16 gSpecialVar_0x8005 = 0;
EWRAM_DATA u16 gSpecialVar_0x8006 = 0;
EWRAM_DATA u16 gSpecialVar_0x8007 = 0;
EWRAM_DATA u16 gSpecialVar_0x8008 = 0;
EWRAM_DATA u16 gSpecialVar_0x8009 = 0;
EWRAM_DATA u16 gSpecialVar_0x800A = 0;
EWRAM_DATA u16 gSpecialVar_0x800B = 0;
EWRAM_DATA u16 gSpecialVar_Result = 0;
EWRAM_DATA u16 gSpecialVar_LastTalked = 0;
EWRAM_DATA u16 gSpecialVar_Facing = 0;
EWRAM_DATA u16 gSpecialVar_MonBoxId = 0;
EWRAM_DATA u16 gSpecialVar_MonBoxPos = 0;
EWRAM_DATA u16 gSpecialVar_TextColor = 0;
EWRAM_DATA u16 gSpecialVar_PrevTextColor = 0;
EWRAM_DATA u16 gUnknown_20370DE = 0;
EWRAM_DATA u8 sSpecialFlags[SPECIAL_FLAGS_COUNT] = {};
u16 gLastQuestLogStoredFlagOrVarIdx;
extern u16 *const gSpecialVars[];
void InitEventData(void)
{
memset(gSaveBlock1Ptr->flags, 0, FLAGS_COUNT);
memset(gSaveBlock1Ptr->vars, 0, VARS_COUNT * 2);
memset(sSpecialFlags, 0, SPECIAL_FLAGS_COUNT);
}
void sub_806E110(void)
{
memset(gSaveBlock1Ptr->flags, 0, 4);
memset(gSaveBlock1Ptr->vars, 0, 16 * 2);
FlagClear(FLAG_SYS_WHITE_FLUTE_ACTIVE);
FlagClear(FLAG_SYS_BLACK_FLUTE_ACTIVE);
FlagClear(FLAG_SYS_STRENGTH_ACTIVE);
FlagClear(FLAG_SYS_SPECIAL_WILD_BATTLE);
FlagClear(FLAG_SYS_INFORMED_OF_LOCAL_WIRELESS_PLAYER);
}
void sub_806E168(void)
{
u16 *ptr = GetVarPointer(VAR_0x403C);
gSaveBlock2Ptr->pokedex.nationalMagic = 0;
*ptr = 0;
FlagClear(FLAG_0x838);
}
void sub_806E190(void)
{
u16 *ptr = GetVarPointer(VAR_0x403C);
gSaveBlock2Ptr->pokedex.nationalMagic = 0xDA;
*ptr = 0x0302;
FlagSet(FLAG_0x838);
}
bool32 sub_806E1C0(void)
{
if (gSaveBlock2Ptr->pokedex.nationalMagic != 0xDA)
return FALSE;
if (VarGet(VAR_0x403C) != 0x0302)
return FALSE;
if (!FlagGet(FLAG_0x838))
return FALSE;
return TRUE;
}
void sub_806E204(void)
{
u16 *ptr = GetVarPointer(VAR_0x404E);
gSaveBlock2Ptr->pokedex.unknown2 = 0;
*ptr = 0;
FlagClear(FLAG_SYS_NATIONAL_DEX);
}
void EnableNationalPokedex(void)
{
u16 *ptr = GetVarPointer(VAR_0x404E);
gSaveBlock2Ptr->pokedex.unknown2 = 0xB9;
*ptr = 0x6258;
FlagSet(FLAG_SYS_NATIONAL_DEX);
}
bool32 IsNationalPokedexEnabled(void)
{
if (gSaveBlock2Ptr->pokedex.unknown2 != 0xB9)
return FALSE;
if (VarGet(VAR_0x404E) != 0x6258)
return FALSE;
if (!FlagGet(FLAG_SYS_NATIONAL_DEX))
return FALSE;
return TRUE;
}
void DisableMysteryGift(void)
{
FlagClear(FLAG_SYS_MYSTERY_GIFT_ENABLED);
}
void EnableMysteryGift(void)
{
FlagSet(FLAG_SYS_MYSTERY_GIFT_ENABLED);
}
bool32 IsMysteryGiftEnabled(void)
{
return FlagGet(FLAG_SYS_MYSTERY_GIFT_ENABLED);
}
void sub_806E2D0(void)
{
FlagClear(FLAG_MYSTERY_EVENT_DONE);
FlagClear(FLAG_0x3D9);
FlagClear(FLAG_0x3DA);
FlagClear(FLAG_0x3DB);
FlagClear(FLAG_0x3DC);
FlagClear(FLAG_0x3DD);
FlagClear(FLAG_0x3DE);
FlagClear(FLAG_0x3DF);
FlagClear(FLAG_0x3E0);
FlagClear(FLAG_0x3E1);
FlagClear(FLAG_0x3E2);
FlagClear(FLAG_0x3E3);
FlagClear(FLAG_0x3E4);
FlagClear(FLAG_0x3E5);
FlagClear(FLAG_0x3E6);
FlagClear(FLAG_0x3E7);
}
void sub_806E370(void)
{
VarSet(VAR_EVENT_PICHU_SLOT, 0);
VarSet(VAR_0x40B6, 0);
VarSet(VAR_0x40B7, 0);
VarSet(VAR_0x40B8, 0);
VarSet(VAR_0x40B9, 0);
VarSet(VAR_0x40BA, 0);
VarSet(VAR_0x40BB, 0);
VarSet(VAR_0x40BC, 0);
VarSet(VAR_ALTERING_CAVE_WILD_SET, 0);
}
void DisableResetRTC(void)
{
VarSet(VAR_0x4032, 0);
FlagClear(FLAG_0x837);
}
void EnableResetRTC(void)
{
VarSet(VAR_0x4032, 0x0920);
FlagSet(FLAG_0x837);
}
bool32 CanResetRTC(void)
{
if (!FlagGet(FLAG_0x837))
return FALSE;
if (VarGet(VAR_0x4032) != 0x0920)
return FALSE;
return TRUE;
}
u16 *GetVarPointer(u16 idx)
{
u16 *ptr;
if (idx < VARS_START)
return NULL;
if (idx < SPECIAL_VARS_START)
{
switch (gUnknown_3005E88)
{
case 0:
default:
break;
case 1:
ptr = QuestLogGetFlagOrVarPtr(FALSE, idx);
if (ptr != NULL)
gSaveBlock1Ptr->vars[idx - VARS_START] = *ptr;
break;
case 2:
if (IsFlagOrVarStoredInQuestLog(idx - VARS_START, TRUE) == TRUE)
{
gLastQuestLogStoredFlagOrVarIdx = idx - VARS_START;
QuestLogSetFlagOrVar(FALSE, idx, gSaveBlock1Ptr->vars[idx - VARS_START]);
}
break;
}
return &gSaveBlock1Ptr->vars[idx - VARS_START];
}
return gSpecialVars[idx - SPECIAL_VARS_START];
}
static bool8 IsFlagOrVarStoredInQuestLog(u16 idx, bool8 isVar)
{
if (!isVar)
{
if (idx < STORY_FLAGS_START)
return FALSE;
if (idx >= SYS_FLAGS && idx < PERMA_SYS_FLAGS_START)
return FALSE;
}
else
{
if (idx < VAR_0x4030 - VARS_START)
return FALSE;
if (idx >= VAR_MAP_SCENE_PALLET_TOWN_OAK - VARS_START && idx < VAR_PORTHOLE - VARS_START)
return FALSE;
}
return TRUE;
}
u16 VarGet(u16 idx)
{
u16 *ptr = GetVarPointer(idx);
if (ptr == NULL)
return idx;
return *ptr;
}
bool8 VarSet(u16 idx, u16 val)
{
u16 *ptr = GetVarPointer(idx);
if (ptr == NULL)
return FALSE;
*ptr = val;
return TRUE;
}
u8 VarGetFieldObjectGraphicsId(u8 idx)
{
return VarGet(VAR_OBJ_GFX_ID_0 + idx);
}
u8 *GetFlagAddr(u16 idx)
{
u8 *ptr;
if (idx == 0)
return NULL;
if (idx < SPECIAL_FLAGS_START)
{
switch (gUnknown_3005E88)
{
case 0:
default:
break;
case 1:
ptr = QuestLogGetFlagOrVarPtr(TRUE, idx);
if (ptr != NULL)
gSaveBlock1Ptr->flags[idx >> 3] = *ptr;
break;
case 2:
if (IsFlagOrVarStoredInQuestLog(idx, FALSE) == TRUE)
{
gLastQuestLogStoredFlagOrVarIdx = idx;
QuestLogSetFlagOrVar(TRUE, idx, gSaveBlock1Ptr->flags[idx / 8]);
}
break;
}
return &gSaveBlock1Ptr->flags[idx / 8];
}
return &sSpecialFlags[(idx - SPECIAL_FLAGS_START) / 8];
}
bool8 FlagSet(u16 idx)
{
u8 *ptr = GetFlagAddr(idx);
if (ptr != NULL)
*ptr |= 1 << (idx & 7);
return FALSE;
}
bool8 FlagClear(u16 idx)
{
u8 *ptr = GetFlagAddr(idx);
if (ptr != NULL)
*ptr &= ~(1 << (idx & 7));
return FALSE;
}
bool8 FlagGet(u16 idx)
{
u8 *ptr = GetFlagAddr(idx);
if (ptr == NULL)
return FALSE;
if (!(*ptr & 1 << (idx & 7)))
return FALSE;
return TRUE;
}
void ResetSpecialVars(void)
{
gSpecialVar_0x8000 = 0;
gSpecialVar_0x8001 = 0;
gSpecialVar_0x8002 = 0;
gSpecialVar_0x8003 = 0;
gSpecialVar_0x8004 = 0;
gSpecialVar_0x8005 = 0;
gSpecialVar_0x8006 = 0;
gSpecialVar_0x8007 = 0;
gSpecialVar_0x8008 = 0;
gSpecialVar_0x8009 = 0;
gSpecialVar_0x800A = 0;
gSpecialVar_0x800B = 0;
gSpecialVar_Facing = 0;
gSpecialVar_Result = 0;
gSpecialVar_ItemId = 0;
gSpecialVar_LastTalked = 0;
gSpecialVar_MonBoxId = 0;
gSpecialVar_MonBoxPos = 0;
gSpecialVar_TextColor = 0;
gSpecialVar_PrevTextColor = 0;
gUnknown_20370DE = 0;
}