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I finally figured out what the code is trying to do. I have a foothold;
the rest should follow.
This commit is contained in:
Phlosioneer 2019-02-10 00:50:46 -05:00
parent 6f1d2b870c
commit 3fd878483f
11 changed files with 197 additions and 168 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
common_syms/overworld.txt
View File

@ -4,5 +4,5 @@ gBGTilemapBuffers3
gUnknown_03005DA8 gUnknown_03005DA8
gFieldCallback gFieldCallback
gFieldCallback2 gFieldCallback2
gUnknown_03005DB4 gLinkGuestPlayerId
gFieldLinkPlayerCount gFieldLinkPlayerCount

4
data/scripts/cable_club.inc
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@ -914,14 +914,14 @@ RecordCorner_EventScript_277471:: @ 8277471
releaseall releaseall
end end
EventScript_TradeRoom_ReadTrainerCard1:: @ 827747E EventScript_TradeRoom_ReadTrainerCard_NoColor:: @ 827747E
msgbox Text_278452, MSGBOX_DEFAULT msgbox Text_278452, MSGBOX_DEFAULT
fadescreen 1 fadescreen 1
special sp02A_crash_sound special sp02A_crash_sound
waitstate waitstate
end end
EventScript_TradeRoom_ReadTrainerCard2:: @ 827748D EventScript_TradeRoom_ReadTrainerCard_Normal:: @ 827748D
msgbox Text_27847B, MSGBOX_DEFAULT msgbox Text_27847B, MSGBOX_DEFAULT
fadescreen 1 fadescreen 1
special sp02A_crash_sound special sp02A_crash_sound

2
include/cable_club.h
View File

@ -15,6 +15,6 @@ void sub_80B360C(void);
bool32 sub_80B2AF4(u16 *arg0, u16 *arg1); bool32 sub_80B2AF4(u16 *arg0, u16 *arg1);
void sub_80B3AF8(u8 taskId); void sub_80B3AF8(u8 taskId);
void task00_08081A90(u8 taskId); void task00_08081A90(u8 taskId);
bool32 sub_80B39D4(u8 linkPlayerIndex); bool32 GetLinkTrainerCardColor(u8 linkPlayerIndex);
#endif //GUARD_CABLE_CLUB_H #endif //GUARD_CABLE_CLUB_H

4
include/global.h
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@ -907,12 +907,12 @@ struct MapPosition
s8 height; s8 height;
}; };
struct UnkStruct_8054FF8 struct TradeRoomTrainer
{ {
u8 a; u8 a;
u8 b; u8 b;
u8 c; u8 c;
u8 d; u8 facing;
struct MapPosition sub; struct MapPosition sub;
u16 field_C; u16 field_C;
}; };

2
include/overworld.h
View File

@ -25,7 +25,7 @@ extern u16 *gBGTilemapBuffers3;
extern u16 gUnknown_03005DA8; extern u16 gUnknown_03005DA8;
extern void (*gFieldCallback)(void); extern void (*gFieldCallback)(void);
extern bool8 (*gFieldCallback2)(void); extern bool8 (*gFieldCallback2)(void);
extern u8 gUnknown_03005DB4; extern u8 gLinkGuestPlayerId;
extern u8 gFieldLinkPlayerCount; extern u8 gFieldLinkPlayerCount;
// Exported ROM declarations // Exported ROM declarations

2
include/trainer_card.h
View File

@ -43,7 +43,7 @@ struct TrainerCard
extern struct TrainerCard gTrainerCards[4]; extern struct TrainerCard gTrainerCards[4];
u32 CountPlayerTrainerStars(void); u32 CountPlayerTrainerStars(void);
u8 sub_80C4904(u8 cardId); u8 GetTrainerCardStars(u8 cardId);
void CopyTrainerCardData(struct TrainerCard *dst, u16 *src, u8 gameVersion); void CopyTrainerCardData(struct TrainerCard *dst, u16 *src, u8 gameVersion);
void ShowPlayerTrainerCard(void (*callback)(void)); void ShowPlayerTrainerCard(void (*callback)(void));
void ShowTrainerCardInLink(u8 arg0, void (*callback)(void)); void ShowTrainerCardInLink(u8 arg0, void (*callback)(void));

12
src/cable_club.c
View File

@ -352,7 +352,7 @@ static void sub_80B2918(u8 taskId)
else else
{ {
gFieldLinkPlayerCount = GetLinkPlayerCount_2(); gFieldLinkPlayerCount = GetLinkPlayerCount_2();
gUnknown_03005DB4 = GetMultiplayerId(); gLinkGuestPlayerId = GetMultiplayerId();
sub_800AA04(gFieldLinkPlayerCount); sub_800AA04(gFieldLinkPlayerCount);
card = (struct TrainerCard *)gBlockSendBuffer; card = (struct TrainerCard *)gBlockSendBuffer;
TrainerCard_GenerateCardForPlayer(card); TrainerCard_GenerateCardForPlayer(card);
@ -399,7 +399,7 @@ static void sub_80B2A08(u8 taskId)
else else
{ {
gFieldLinkPlayerCount = GetLinkPlayerCount_2(); gFieldLinkPlayerCount = GetLinkPlayerCount_2();
gUnknown_03005DB4 = GetMultiplayerId(); gLinkGuestPlayerId = GetMultiplayerId();
sub_800AA04(gFieldLinkPlayerCount); sub_800AA04(gFieldLinkPlayerCount);
card = (struct TrainerCard *)gBlockSendBuffer; card = (struct TrainerCard *)gBlockSendBuffer;
TrainerCard_GenerateCardForPlayer(card); TrainerCard_GenerateCardForPlayer(card);
@ -972,7 +972,7 @@ void sub_80B360C(void)
if (gSpecialVar_0x8004 == 1 || gSpecialVar_0x8004 == 2) if (gSpecialVar_0x8004 == 1 || gSpecialVar_0x8004 == 2)
{ {
UpdatePlayerLinkBattleRecords(gUnknown_03005DB4 ^ 1); UpdatePlayerLinkBattleRecords(gLinkGuestPlayerId ^ 1);
if (gWirelessCommType) if (gWirelessCommType)
{ {
switch (gBattleOutcome) switch (gBattleOutcome)
@ -1177,14 +1177,16 @@ void sp02A_crash_sound(void)
ShowTrainerCardInLink(gSpecialVar_0x8006, CB2_ReturnToFieldContinueScriptPlayMapMusic); ShowTrainerCardInLink(gSpecialVar_0x8006, CB2_ReturnToFieldContinueScriptPlayMapMusic);
} }
bool32 sub_80B39D4(u8 linkPlayerIndex) // Returns FALSE if the player has no stars. Returns TRUE otherwise, and puts the name of the
// color into gStringVar2.
bool32 GetLinkTrainerCardColor(u8 linkPlayerIndex)
{ {
u32 trainerCardColorIndex; u32 trainerCardColorIndex;
gSpecialVar_0x8006 = linkPlayerIndex; gSpecialVar_0x8006 = linkPlayerIndex;
StringCopy(gStringVar1, gLinkPlayers[linkPlayerIndex].name); StringCopy(gStringVar1, gLinkPlayers[linkPlayerIndex].name);
trainerCardColorIndex = sub_80C4904(linkPlayerIndex); trainerCardColorIndex = GetTrainerCardStars(linkPlayerIndex);
if (trainerCardColorIndex == 0) if (trainerCardColorIndex == 0)
return FALSE; return FALSE;

327
src/overworld.c
View File

@ -66,13 +66,33 @@
#include "constants/species.h" #include "constants/species.h"
#include "constants/weather.h" #include "constants/weather.h"
#define LINK_CONSTANT_UNK_1 0x11
#define LINK_CONSTANT_DPAD_DOWN 0x12
#define LINK_CONSTANT_DPAD_UP 0x13
#define LINK_CONSTANT_DPAD_LEFT 0x14
#define LINK_CONSTANT_DPAD_RIGHT 0x15
#define LINK_CONSTANT_UNK_2 0x16
#define LINK_CONSTANT_UNK_3 0x17
#define LINK_CONSTANT_START_BUTTON 0x18
#define LINK_CONSTANT_A_BUTTON 0x19
#define LINK_CONSTANT_UNK_4 0x1A // I'd guess this is the B button?
#define LINK_CONSTANT_UNK_5 0x1B
#define LINK_CONSTANT_UNK_6 0x1C
#define LINK_CONSTANT_UNK_7 0x1D
#define LINK_CONSTANT_UNK_8 0x1E
#define TRAINER_TRADING_STATE_IDLE 0x80
#define TRAINER_TRADING_STATE_UNK_1 0x81
#define TRAINER_TRADING_STATE_UNK_2 0x82
#define TRAINER_TRADING_STATE_UNK_3 0x83
// event scripts // event scripts
extern const u8 EventScript_WhiteOut[]; extern const u8 EventScript_WhiteOut[];
extern const u8 EventScript_271862[]; extern const u8 EventScript_271862[];
extern const u8 EventScript_277513[]; extern const u8 EventScript_277513[];
extern const u8 EventScript_TradeRoom_TooBusyToNotice[]; extern const u8 EventScript_TradeRoom_TooBusyToNotice[];
extern const u8 EventScript_TradeRoom_ReadTrainerCard1[]; extern const u8 EventScript_TradeRoom_ReadTrainerCard_NoColor[];
extern const u8 EventScript_TradeRoom_ReadTrainerCard2[]; extern const u8 EventScript_TradeRoom_ReadTrainerCard_Normal[];
extern const u8 gUnknown_08277388[]; extern const u8 gUnknown_08277388[];
extern const u8 gUnknown_082773A3[]; extern const u8 gUnknown_082773A3[];
extern const u8 gUnknown_082773BE[]; extern const u8 gUnknown_082773BE[];
@ -106,21 +126,21 @@ static bool32 load_map_stuff(u8 *state, u32);
static bool32 map_loading_iteration_2_link(u8 *state); static bool32 map_loading_iteration_2_link(u8 *state);
static void mli4_mapscripts_and_other(void); static void mli4_mapscripts_and_other(void);
static void InitOverworldGraphicsRegisters(void); static void InitOverworldGraphicsRegisters(void);
static u8 sub_8087858(u8); static u8 GetSpriteForLinkedPlayer(u8);
static u16 sub_80871C0(u32 a1); static u16 sub_80871C0(u32 a1);
static void sub_80867C8(void); static void sub_80867C8(void);
static void sub_80867D8(void); static void sub_80867D8(void);
static void sub_8086AE4(void); static void sub_8086AE4(void);
static void sub_80869DC(void); static void sub_80869DC(void);
static void sub_8086B14(void); static void sub_8086B14(void);
static void sub_8086AAC(void); static void SetCameraToTrackGuestPlayer(void);
static void sub_8086988(bool32 arg0); static void sub_8086988(bool32 arg0);
static void sub_8086A80(void); static void sub_8086A80(void);
static void sub_8086A68(void); static void sub_8086A68(void);
static void sub_8086860(void); static void sub_8086860(void);
static void sub_8086AC8(void); static void SetCameraToTrackGuestPlayer_2(void);
static void sub_8086B9C(void); static void sub_8086B9C(void);
static void sub_8086C40(void); static void guess_ResetHeldKeys(void);
static void sub_8086C90(void); static void sub_8086C90(void);
static void sub_8086FA0(u16); static void sub_8086FA0(u16);
static void sub_8086F38(u16*, s32); static void sub_8086F38(u16*, s32);
@ -138,26 +158,26 @@ static void SpawnLinkPlayerEventObject(u8 linkPlayerId, s16 x, s16 y, u8 a4);
static void InitLinkPlayerEventObjectPos(struct EventObject *eventObj, s16 x, s16 y); static void InitLinkPlayerEventObjectPos(struct EventObject *eventObj, s16 x, s16 y);
static void sub_80877DC(u8 linkPlayerId, u8 a2); static void sub_80877DC(u8 linkPlayerId, u8 a2);
static void sub_808780C(u8 linkPlayerId); static void sub_808780C(u8 linkPlayerId);
static u8 sub_8087858(u8 linkPlayerId); static u8 GetSpriteForLinkedPlayer(u8 linkPlayerId);
static void sub_8087584(void); static void sub_8087584(void);
static u32 sub_8087690(void); static u32 GetLinkEventQueueLength(void);
static void ZeroLinkPlayerEventObject(struct LinkPlayerEventObject *linkPlayerEventObj); static void ZeroLinkPlayerEventObject(struct LinkPlayerEventObject *linkPlayerEventObj);
static const u8 *sub_80873B4(struct UnkStruct_8054FF8 *a1); static const u8 *sub_80873B4(struct TradeRoomTrainer *a1);
static u16 sub_8087480(const u8 *script); static u16 sub_8087480(const u8 *script);
static void sub_8087510(void); static void sub_8087510(void);
static void sub_808751C(void); static void sub_808751C(void);
static void sub_8087530(const u8 *script); static void sub_8087530(const u8 *script);
static void sub_808754C(void); static void sub_808754C(void);
static void sub_8087568(const u8 *script); static void sub_8087568(const u8 *script);
static void sub_80872D8(s32 linkPlayerId, s32 a2, struct UnkStruct_8054FF8 *a3); static void sub_80872D8(s32 linkPlayerId, s32 a2, struct TradeRoomTrainer *a3);
static bool32 sub_8087340(struct UnkStruct_8054FF8 *a1); static bool32 sub_8087340(struct TradeRoomTrainer *a1);
static bool32 sub_8087358(struct UnkStruct_8054FF8 *a1); static bool32 sub_8087358(struct TradeRoomTrainer *a1);
static u8 *sub_8087370(struct UnkStruct_8054FF8 *a1); static u8 *sub_8087370(struct TradeRoomTrainer *a1);
static bool32 sub_8087388(struct UnkStruct_8054FF8 *a1); static bool32 sub_8087388(struct TradeRoomTrainer *a1);
static const u8 *sub_80873B4(struct UnkStruct_8054FF8 *a1); static const u8 *sub_80873B4(struct TradeRoomTrainer *a1);
static u16 sub_808711C(u32); static u16 sub_808711C(u32);
static u16 sub_8087140(u32); static u16 sub_8087140(u32);
static void sub_808709C(u16 *a1); static void guess_ResetLinkKeys(u16 *a1);
static u16 sub_80870B0(u32 a1); static u16 sub_80870B0(u32 a1);
static u16 sub_80870F8(u32 a1); static u16 sub_80870F8(u32 a1);
static u16 sub_8087068(u16 a1); static u16 sub_8087068(u16 a1);
@ -172,8 +192,8 @@ static u16 GetCenterScreenMetatileBehavior(void);
// IWRAM bss vars // IWRAM bss vars
IWRAM_DATA static void *sUnknown_03000E0C; IWRAM_DATA static void *sUnknown_03000E0C;
IWRAM_DATA static u8 sUnknown_03000E10[4]; IWRAM_DATA static u8 sTrainerTradingStates[4];
IWRAM_DATA static u16 (*sUnknown_03000E14)(u32); IWRAM_DATA static u16 (*sguess_PlayerKeyCallback)(u32);
IWRAM_DATA static u8 sUnknown_03000E18; IWRAM_DATA static u8 sUnknown_03000E18;
IWRAM_DATA static u8 sUnknown_03000E19; IWRAM_DATA static u8 sUnknown_03000E19;
IWRAM_DATA static u32 sUnusedVar; IWRAM_DATA static u32 sUnusedVar;
@ -185,7 +205,7 @@ u16 *gBGTilemapBuffers3;
u16 gUnknown_03005DA8; u16 gUnknown_03005DA8;
void (*gFieldCallback)(void); void (*gFieldCallback)(void);
bool8 (*gFieldCallback2)(void); bool8 (*gFieldCallback2)(void);
u8 gUnknown_03005DB4; u8 gLinkGuestPlayerId;
u8 gFieldLinkPlayerCount; u8 gFieldLinkPlayerCount;
// EWRAM vars // EWRAM vars
@ -323,7 +343,7 @@ static u8 sub_80879D8(struct LinkPlayerEventObject *, struct EventObject *, u8);
static u8 sub_80879F8(struct LinkPlayerEventObject *, struct EventObject *, u8); static u8 sub_80879F8(struct LinkPlayerEventObject *, struct EventObject *, u8);
static u8 sub_80879FC(struct LinkPlayerEventObject *, struct EventObject *, u8); static u8 sub_80879FC(struct LinkPlayerEventObject *, struct EventObject *, u8);
static u8 (*const gUnknown_08339DC8[])(struct LinkPlayerEventObject *, struct EventObject *, u8) = static u8 (*const gLinkPlayerEventModes[])(struct LinkPlayerEventObject *, struct EventObject *, u8) =
{ {
sub_80879D8, sub_80879D8,
sub_80879F8, sub_80879F8,
@ -1100,7 +1120,7 @@ u16 GetCurrLocationDefaultMusic(void)
} }
else else
{ {
if (gSaveBlock1Ptr->pos.x < 24) if (gSaveBlock1Ptr->pos.x < LINK_CONSTANT_START_BUTTON)
return MUS_DOORO_X1; return MUS_DOORO_X1;
else else
return MUS_GRANROAD; return MUS_GRANROAD;
@ -1243,7 +1263,7 @@ static void PlayAmbientCry(void)
&& !MetatileBehavior_IsSurfableWaterOrUnderwater(MapGridGetMetatileBehaviorAt(x, y))) && !MetatileBehavior_IsSurfableWaterOrUnderwater(MapGridGetMetatileBehaviorAt(x, y)))
return; return;
pan = (Random() % 88) + 212; pan = (Random() % 88) + 212;
volume = (Random() % 30) + 50; volume = (Random() % LINK_CONSTANT_UNK_8) + 50;
PlayCry2(sAmbientCrySpecies, pan, volume, 1); PlayCry2(sAmbientCrySpecies, pan, volume, 1);
} }
@ -1810,7 +1830,7 @@ static bool32 map_loading_iteration_3(u8 *state)
sub_8086AE4(); sub_8086AE4();
sub_80869DC(); sub_80869DC();
sub_8086B14(); sub_8086B14();
sub_8086AAC(); SetCameraToTrackGuestPlayer();
(*state)++; (*state)++;
break; break;
case 4: case 4:
@ -1982,7 +2002,7 @@ static bool32 map_loading_iteration_2_link(u8 *state)
case 2: case 2:
sub_8086B9C(); sub_8086B9C();
sub_8086A68(); sub_8086A68();
sub_8086AC8(); SetCameraToTrackGuestPlayer_2();
(*state)++; (*state)++;
break; break;
case 3: case 3:
@ -2169,21 +2189,25 @@ static void sub_8086A80(void)
InitCameraUpdateCallback(gPlayerAvatar.spriteId); InitCameraUpdateCallback(gPlayerAvatar.spriteId);
} }
static void sub_8086AAC(void) static void SetCameraToTrackGuestPlayer(void)
{ {
InitCameraUpdateCallback(sub_8087858(gUnknown_03005DB4)); InitCameraUpdateCallback(GetSpriteForLinkedPlayer(gLinkGuestPlayerId));
} }
static void sub_8086AC8(void) // Duplicate function.
static void SetCameraToTrackGuestPlayer_2(void)
{ {
InitCameraUpdateCallback(sub_8087858(gUnknown_03005DB4)); InitCameraUpdateCallback(GetSpriteForLinkedPlayer(gLinkGuestPlayerId));
} }
static void sub_8086AE4(void) static void sub_8086AE4(void)
{ {
u16 x, y; u16 x, y;
GetCameraFocusCoords(&x, &y); GetCameraFocusCoords(&x, &y);
sub_8088B3C(x + gUnknown_03005DB4, y);
// This is a hack of some kind; it's undone in sub_8086B14, which is called
// soon after this function.
sub_8088B3C(x + gLinkGuestPlayerId, y);
} }
static void sub_8086B14(void) static void sub_8086B14(void)
@ -2192,7 +2216,7 @@ static void sub_8086B14(void)
u16 x, y; u16 x, y;
GetCameraFocusCoords(&x, &y); GetCameraFocusCoords(&x, &y);
x -= gUnknown_03005DB4; x -= gLinkGuestPlayerId;
for (i = 0; i < gFieldLinkPlayerCount; i++) for (i = 0; i < gFieldLinkPlayerCount; i++)
{ {
@ -2200,7 +2224,7 @@ static void sub_8086B14(void)
CreateLinkPlayerSprite(i, gLinkPlayers[i].version); CreateLinkPlayerSprite(i, gLinkPlayers[i].version);
} }
sub_8086C40(); guess_ResetHeldKeys();
} }
static void sub_8086B9C(void) static void sub_8086B9C(void)
@ -2214,10 +2238,10 @@ static void c1_link_related(void)
{ {
if (gWirelessCommType == 0 || !sub_800F0B8() || !sub_8009F3C()) if (gWirelessCommType == 0 || !sub_800F0B8() || !sub_8009F3C())
{ {
u8 var = gUnknown_03005DB4; u8 guestId = gLinkGuestPlayerId;
sub_8086F38(gLinkPartnersHeldKeys, var); sub_8086F38(gLinkPartnersHeldKeys, guestId);
sub_8086FA0(sUnknown_03000E14(var)); sub_8086FA0(sguess_PlayerKeyCallback(guestId));
sub_8086C40(); guess_ResetHeldKeys();
} }
} }
@ -2227,15 +2251,15 @@ void sub_8086C2C(void)
c1_link_related_func_set(sub_80870B0); c1_link_related_func_set(sub_80870B0);
} }
static void sub_8086C40(void) static void guess_ResetHeldKeys(void)
{ {
sub_808709C(gLinkPartnersHeldKeys); guess_ResetLinkKeys(gLinkPartnersHeldKeys);
} }
static void c1_link_related_func_set(u16 (*func)(u32)) static void c1_link_related_func_set(u16 (*func)(u32))
{ {
sUnknown_03000E19 = 0; sUnknown_03000E19 = 0;
sUnknown_03000E14 = func; sguess_PlayerKeyCallback = func;
} }
static void sub_8086C64(void) static void sub_8086C64(void)
@ -2248,7 +2272,7 @@ static void sub_8086C90(void)
{ {
s32 i; s32 i;
for (i = 0; i < 4; i++) for (i = 0; i < 4; i++)
sUnknown_03000E10[i] = 0x80; sTrainerTradingStates[i] = TRAINER_TRADING_STATE_IDLE;
} }
static bool32 sub_8086CA8(u16 a1) static bool32 sub_8086CA8(u16 a1)
@ -2257,7 +2281,7 @@ static bool32 sub_8086CA8(u16 a1)
s32 count = gFieldLinkPlayerCount; s32 count = gFieldLinkPlayerCount;
for (i = 0; i < count; i++) for (i = 0; i < count; i++)
if (sUnknown_03000E10[i] != a1) if (sTrainerTradingStates[i] != a1)
return FALSE; return FALSE;
return TRUE; return TRUE;
} }
@ -2268,23 +2292,23 @@ static bool32 sub_8086CE0(u16 a1)
s32 count = gFieldLinkPlayerCount; s32 count = gFieldLinkPlayerCount;
for (i = 0; i < count; i++) for (i = 0; i < count; i++)
if (sUnknown_03000E10[i] == a1) if (sTrainerTradingStates[i] == a1)
return TRUE; return TRUE;
return FALSE; return FALSE;
} }
static void sub_8086D18(u32 a1, u16 a2, struct UnkStruct_8054FF8 *a3, u16 *a4) static void sub_8086D18(u32 playerId, u16 key, struct TradeRoomTrainer *trainer, u16 *a4)
{ {
const u8 *script; const u8 *script;
if (sUnknown_03000E10[a1] == 0x80) if (sTrainerTradingStates[playerId] == TRAINER_TRADING_STATE_IDLE)
{ {
script = sub_8087370(a3); script = sub_8087370(trainer);
if (script) if (script)
{ {
*a4 = sub_8087480(script); *a4 = sub_8087480(script);
sUnknown_03000E10[a1] = 0x81; sTrainerTradingStates[playerId] = TRAINER_TRADING_STATE_UNK_1;
if (a3->b) if (trainer->b)
{ {
c1_link_related_func_set(sub_80870F8); c1_link_related_func_set(sub_80870F8);
sub_8087530(script); sub_8087530(script);
@ -2293,66 +2317,67 @@ static void sub_8086D18(u32 a1, u16 a2, struct UnkStruct_8054FF8 *a3, u16 *a4)
} }
if (sub_8086CE0(0x83) == 1) if (sub_8086CE0(0x83) == 1)
{ {
sUnknown_03000E10[a1] = 0x81; sTrainerTradingStates[playerId] = TRAINER_TRADING_STATE_UNK_1;
if (a3->b) if (trainer->b)
{ {
c1_link_related_func_set(sub_80870F8); c1_link_related_func_set(sub_80870F8);
sub_8087584(); sub_8087584();
} }
return; return;
} }
switch (a2)
switch (key)
{ {
case 24: case LINK_CONSTANT_START_BUTTON:
if (sub_8087358(a3)) if (sub_8087358(trainer))
{ {
sUnknown_03000E10[a1] = 0x81; sTrainerTradingStates[playerId] = TRAINER_TRADING_STATE_UNK_1;
if (a3->b) if (trainer->b)
{ {
c1_link_related_func_set(sub_80870F8); c1_link_related_func_set(sub_80870F8);
sub_808751C(); sub_808751C();
} }
} }
break; break;
case 18: case LINK_CONSTANT_DPAD_DOWN:
if (sub_8087388(a3) == TRUE) if (sub_8087388(trainer) == TRUE)
{ {
sUnknown_03000E10[a1] = 0x81; sTrainerTradingStates[playerId] = TRAINER_TRADING_STATE_UNK_1;
if (a3->b) if (trainer->b)
{ {
c1_link_related_func_set(sub_80870F8); c1_link_related_func_set(sub_80870F8);
sub_808754C(); sub_808754C();
} }
} }
break; break;
case 25: case LINK_CONSTANT_A_BUTTON:
script = sub_80873B4(a3); script = sub_80873B4(trainer);
if (script) if (script)
{ {
sUnknown_03000E10[a1] = 0x81; sTrainerTradingStates[playerId] = TRAINER_TRADING_STATE_UNK_1;
if (a3->b) if (trainer->b)
{ {
c1_link_related_func_set(sub_80870F8); c1_link_related_func_set(sub_80870F8);
sub_8087568(script); sub_8087568(script);
} }
} }
break; break;
case 27: case LINK_CONSTANT_UNK_5:
if (sub_8087340(a3)) if (sub_8087340(trainer))
{ {
sUnknown_03000E10[a1] = 0x81; sTrainerTradingStates[playerId] = TRAINER_TRADING_STATE_UNK_1;
if (a3->b) if (trainer->b)
{ {
c1_link_related_func_set(sub_808711C); c1_link_related_func_set(sub_808711C);
sub_8087510(); sub_8087510();
} }
} }
break; break;
case 28: case LINK_CONSTANT_UNK_6:
if (sub_8087340(a3)) if (sub_8087340(trainer))
{ {
sUnknown_03000E10[a1] = 0x81; sTrainerTradingStates[playerId] = TRAINER_TRADING_STATE_UNK_1;
if (a3->b) if (trainer->b)
{ {
c1_link_related_func_set(sub_8087140); c1_link_related_func_set(sub_8087140);
sub_8087510(); sub_8087510();
@ -2362,64 +2387,64 @@ static void sub_8086D18(u32 a1, u16 a2, struct UnkStruct_8054FF8 *a3, u16 *a4)
} }
} }
switch (a2) switch (key)
{ {
case 23: case LINK_CONSTANT_UNK_3:
sUnknown_03000E10[a1] = 0x83; sTrainerTradingStates[playerId] = TRAINER_TRADING_STATE_UNK_3;
break; break;
case 22: case LINK_CONSTANT_UNK_2:
sUnknown_03000E10[a1] = 0x82; sTrainerTradingStates[playerId] = TRAINER_TRADING_STATE_UNK_2;
break; break;
case 26: case LINK_CONSTANT_UNK_4:
sUnknown_03000E10[a1] = 0x80; sTrainerTradingStates[playerId] = TRAINER_TRADING_STATE_IDLE;
if (a3->b) if (trainer->b)
c1_link_related_func_set(sub_80870B0); c1_link_related_func_set(sub_80870B0);
break; break;
case 29: case LINK_CONSTANT_UNK_7:
if (sUnknown_03000E10[a1] == 0x82) if (sTrainerTradingStates[playerId] == TRAINER_TRADING_STATE_UNK_2)
sUnknown_03000E10[a1] = 0x81; sTrainerTradingStates[playerId] = TRAINER_TRADING_STATE_UNK_1;
break; break;
} }
} }
static void sub_8086F38(u16 *a1, s32 a2) static void sub_8086F38(u16 *keys, s32 guestId)
{ {
struct UnkStruct_8054FF8 st; struct TradeRoomTrainer trainer;
s32 i; s32 i;
for (i = 0; i < 4; i++) for (i = 0; i < 4; i++)
{ {
u8 v5 = a1[i]; u8 key = keys[i];
u16 v8 = 0; u16 v8 = 0;
sub_80872D8(i, a2, &st); sub_80872D8(i, guestId, &trainer);
sub_8086D18(i, v5, &st, &v8); sub_8086D18(i, key, &trainer, &v8);
if (sUnknown_03000E10[i] == 0x80) if (sTrainerTradingStates[i] == TRAINER_TRADING_STATE_IDLE)
v8 = sub_8087068(v5); v8 = sub_8087068(key);
sub_808796C(i, v8); sub_808796C(i, v8);
} }
} }
static void sub_8086FA0(u16 a1) static void sub_8086FA0(u16 a1)
{ {
if (a1 >= 17 && a1 < 30) if (a1 >= LINK_CONSTANT_UNK_1 && a1 < LINK_CONSTANT_UNK_8)
gUnknown_03005DA8 = a1; gUnknown_03005DA8 = a1;
else else
gUnknown_03005DA8 = 17; gUnknown_03005DA8 = LINK_CONSTANT_UNK_1;
if (gWirelessCommType != 0 if (gWirelessCommType != 0
&& sub_8087690() > 1 && GetLinkEventQueueLength() > 1
&& is_c1_link_related_active() == TRUE && is_c1_link_related_active() == TRUE
&& sub_8009F3C() == TRUE) && sub_8009F3C() == TRUE)
{ {
switch (a1) switch (a1)
{ {
case 17: case LINK_CONSTANT_UNK_1:
case 18: case LINK_CONSTANT_DPAD_DOWN:
case 19: case LINK_CONSTANT_DPAD_UP:
case 20: case LINK_CONSTANT_DPAD_LEFT:
case 21: case LINK_CONSTANT_DPAD_RIGHT:
case 24: case LINK_CONSTANT_START_BUTTON:
case 25: case LINK_CONSTANT_A_BUTTON:
gUnknown_03005DA8 = 0; gUnknown_03005DA8 = 0;
break; break;
} }
@ -2429,52 +2454,53 @@ static void sub_8086FA0(u16 a1)
static u16 sub_808700C(u32 a1) static u16 sub_808700C(u32 a1)
{ {
if (gMain.heldKeys & DPAD_UP) if (gMain.heldKeys & DPAD_UP)
return 19; return LINK_CONSTANT_DPAD_UP;
else if (gMain.heldKeys & DPAD_DOWN) else if (gMain.heldKeys & DPAD_DOWN)
return 18; return LINK_CONSTANT_DPAD_DOWN;
else if (gMain.heldKeys & DPAD_LEFT) else if (gMain.heldKeys & DPAD_LEFT)
return 20; return LINK_CONSTANT_DPAD_LEFT;
else if (gMain.heldKeys & DPAD_RIGHT) else if (gMain.heldKeys & DPAD_RIGHT)
return 21; return LINK_CONSTANT_DPAD_RIGHT;
else if (gMain.newKeys & START_BUTTON) else if (gMain.newKeys & START_BUTTON)
return 24; return LINK_CONSTANT_START_BUTTON;
else if (gMain.newKeys & A_BUTTON) else if (gMain.newKeys & A_BUTTON)
return 25; return LINK_CONSTANT_A_BUTTON;
else else
return 17; return LINK_CONSTANT_UNK_1;
} }
static u16 sub_8087068(u16 a1) static u16 sub_8087068(u16 a1)
{ {
switch (a1) switch (a1)
{ {
case 21: case LINK_CONSTANT_DPAD_RIGHT:
return 4; return 4;
case 20: case LINK_CONSTANT_DPAD_LEFT:
return 3; return 3;
case 19: case LINK_CONSTANT_DPAD_UP:
return 1; return 1;
case 18: case LINK_CONSTANT_DPAD_DOWN:
return 2; return 2;
default: default:
return 0; return 0;
} }
} }
static void sub_808709C(u16 *a1) // Overwrites the keys with 0x11
static void guess_ResetLinkKeys(u16 *keys)
{ {
s32 i; s32 i;
for (i = 0; i < 4; i++) for (i = 0; i < 4; i++)
a1[i] = 17; keys[i] = LINK_CONSTANT_UNK_1;
} }
static u16 sub_80870B0(u32 a1) static u16 sub_80870B0(u32 a1)
{ {
if (ScriptContext2_IsEnabled() == 1) if (ScriptContext2_IsEnabled() == 1)
return 17; return LINK_CONSTANT_UNK_1;
if (sub_800B4DC() > 4) if (sub_800B4DC() > 4)
return 27; return 27;
if (sub_8087690() <= 4) if (GetLinkEventQueueLength() <= 4)
return sub_808700C(a1); return sub_808700C(a1);
return 28; return 28;
} }
@ -2482,7 +2508,7 @@ static u16 sub_80870B0(u32 a1)
static u16 sub_80870EC(u32 a1) static u16 sub_80870EC(u32 a1)
{ {
sub_8086C64(); sub_8086C64();
return 17; return LINK_CONSTANT_UNK_1;
} }
static u16 sub_80870F8(u32 a1) static u16 sub_80870F8(u32 a1)
@ -2490,7 +2516,7 @@ static u16 sub_80870F8(u32 a1)
u16 retVal; u16 retVal;
if (ScriptContext2_IsEnabled() == TRUE) if (ScriptContext2_IsEnabled() == TRUE)
{ {
retVal = 17; retVal = LINK_CONSTANT_UNK_1;
} }
else else
{ {
@ -2505,7 +2531,7 @@ static u16 sub_808711C(u32 a1)
u16 retVal; u16 retVal;
if (sub_800B4DC() > 2) if (sub_800B4DC() > 2)
{ {
retVal = 17; retVal = LINK_CONSTANT_UNK_1;
} }
else else
{ {
@ -2519,9 +2545,9 @@ static u16 sub_808711C(u32 a1)
static u16 sub_8087140(u32 a1) static u16 sub_8087140(u32 a1)
{ {
u16 retVal; u16 retVal;
if (sub_8087690() > 2) if (GetLinkEventQueueLength() > 2)
{ {
retVal = 17; retVal = LINK_CONSTANT_UNK_1;
} }
else else
{ {
@ -2535,12 +2561,12 @@ static u16 sub_8087140(u32 a1)
static u16 sub_8087164(u32 a1) static u16 sub_8087164(u32 a1)
{ {
sub_8086C64(); sub_8086C64();
return 17; return LINK_CONSTANT_UNK_1;
} }
static u16 sub_8087170(u32 linkPlayerId) static u16 sub_8087170(u32 linkPlayerId)
{ {
if (sUnknown_03000E10[linkPlayerId] == 0x82) if (sTrainerTradingStates[linkPlayerId] == TRAINER_TRADING_STATE_UNK_2)
{ {
if (gMain.newKeys & B_BUTTON) if (gMain.newKeys & B_BUTTON)
{ {
@ -2549,13 +2575,13 @@ static u16 sub_8087170(u32 linkPlayerId)
} }
else else
{ {
return 17; return LINK_CONSTANT_UNK_1;
} }
} }
else else
{ {
sub_8086C64(); sub_8086C64();
return 17; return LINK_CONSTANT_UNK_1;
} }
} }
@ -2567,19 +2593,19 @@ static u16 sub_80871AC(u32 a1)
static u16 sub_80871C0(u32 a1) static u16 sub_80871C0(u32 a1)
{ {
return 17; return LINK_CONSTANT_UNK_1;
} }
static u16 sub_80871C4(u32 a1) static u16 sub_80871C4(u32 a1)
{ {
if (sUnknown_03000E10[a1] != 0x83) if (sTrainerTradingStates[a1] != TRAINER_TRADING_STATE_UNK_3)
sub_8086C64(); sub_8086C64();
if (sub_8086CA8(0x83) == TRUE) if (sub_8086CA8(TRAINER_TRADING_STATE_UNK_3) == TRUE)
{ {
ScriptContext1_SetupScript(EventScript_277513); ScriptContext1_SetupScript(EventScript_277513);
c1_link_related_func_set(sub_80871C0); c1_link_related_func_set(sub_80871C0);
} }
return 17; return LINK_CONSTANT_UNK_1;
} }
static u16 sub_80871FC(u32 a1) static u16 sub_80871FC(u32 a1)
@ -2590,16 +2616,16 @@ static u16 sub_80871FC(u32 a1)
static u16 sub_8087210(u32 a1) static u16 sub_8087210(u32 a1)
{ {
return 17; return LINK_CONSTANT_UNK_1;
} }
u32 sub_8087214(void) u32 sub_8087214(void)
{ {
if (sub_8086CE0(0x83) == TRUE) if (sub_8086CE0(0x83) == TRUE)
return 2; return 2;
if (sUnknown_03000E14 == sub_8087170 && sUnknown_03000E10[gUnknown_03005DB4] != 0x82) if (sguess_PlayerKeyCallback == sub_8087170 && sTrainerTradingStates[gLinkGuestPlayerId] != TRAINER_TRADING_STATE_UNK_2)
return 0; return 0;
if (sUnknown_03000E14 == sub_8087164 && sUnknown_03000E10[gUnknown_03005DB4] == 0x81) if (sguess_PlayerKeyCallback == sub_8087164 && sTrainerTradingStates[gLinkGuestPlayerId] == TRAINER_TRADING_STATE_UNK_1)
return 2; return 2;
if (sub_8086CA8(0x82) != 0) if (sub_8086CA8(0x82) != 0)
return 1; return 1;
@ -2635,14 +2661,14 @@ u16 sub_80872C4(void)
return 0; return 0;
} }
static void sub_80872D8(s32 linkPlayerId, s32 a2, struct UnkStruct_8054FF8 *a3) static void sub_80872D8(s32 linkPlayerId, s32 a2, struct TradeRoomTrainer *a3)
{ {
s16 x, y; s16 x, y;
a3->a = linkPlayerId; a3->a = linkPlayerId;
a3->b = (linkPlayerId == a2) ? 1 : 0; a3->b = (linkPlayerId == a2) ? 1 : 0;
a3->c = gLinkPlayerEventObjects[linkPlayerId].mode; a3->c = gLinkPlayerEventObjects[linkPlayerId].mode;
a3->d = sub_80878A0(linkPlayerId); a3->facing = sub_80878A0(linkPlayerId);
sub_8087878(linkPlayerId, &x, &y); sub_8087878(linkPlayerId, &x, &y);
a3->sub.x = x; a3->sub.x = x;
a3->sub.y = y; a3->sub.y = y;
@ -2650,7 +2676,7 @@ static void sub_80872D8(s32 linkPlayerId, s32 a2, struct UnkStruct_8054FF8 *a3)
a3->field_C = MapGridGetMetatileBehaviorAt(x, y); a3->field_C = MapGridGetMetatileBehaviorAt(x, y);
} }
static bool32 sub_8087340(struct UnkStruct_8054FF8 *a1) static bool32 sub_8087340(struct TradeRoomTrainer *a1)
{ {
u8 v1 = a1->c; u8 v1 = a1->c;
if (v1 == 2 || v1 == 0) if (v1 == 2 || v1 == 0)
@ -2659,7 +2685,7 @@ static bool32 sub_8087340(struct UnkStruct_8054FF8 *a1)
return FALSE; return FALSE;
} }
static bool32 sub_8087358(struct UnkStruct_8054FF8 *a1) static bool32 sub_8087358(struct TradeRoomTrainer *a1)
{ {
u8 v1 = a1->c; u8 v1 = a1->c;
if (v1 == 2 || v1 == 0) if (v1 == 2 || v1 == 0)
@ -2668,26 +2694,26 @@ static bool32 sub_8087358(struct UnkStruct_8054FF8 *a1)
return FALSE; return FALSE;
} }
static u8 *sub_8087370(struct UnkStruct_8054FF8 *a1) static u8 *sub_8087370(struct TradeRoomTrainer *a1)
{ {
if (a1->c != 2) if (a1->c != 2)
return 0; return 0;
return GetCoordEventScriptAtMapPosition(&a1->sub); return GetCoordEventScriptAtMapPosition(&a1->sub);
} }
static bool32 sub_8087388(struct UnkStruct_8054FF8 *a1) static bool32 sub_8087388(struct TradeRoomTrainer *a1)
{ {
if (a1->c != 2 && a1->c != 0) if (a1->c != 2 && a1->c != 0)
return FALSE; return FALSE;
else if (!MetatileBehavior_IsSouthArrowWarp(a1->field_C)) else if (!MetatileBehavior_IsSouthArrowWarp(a1->field_C))
return FALSE; return FALSE;
else if (a1->d != 1) else if (a1->facing != 1)
return FALSE; return FALSE;
else else
return TRUE; return TRUE;
} }
static const u8 *sub_80873B4(struct UnkStruct_8054FF8 *a1) static const u8 *sub_80873B4(struct TradeRoomTrainer *a1)
{ {
struct MapPosition unkStruct; struct MapPosition unkStruct;
u8 linkPlayerId; u8 linkPlayerId;
@ -2696,8 +2722,8 @@ static const u8 *sub_80873B4(struct UnkStruct_8054FF8 *a1)
return 0; return 0;
unkStruct = a1->sub; unkStruct = a1->sub;
unkStruct.x += gDirectionToVectors[a1->d].x; unkStruct.x += gDirectionToVectors[a1->facing].x;
unkStruct.y += gDirectionToVectors[a1->d].y; unkStruct.y += gDirectionToVectors[a1->facing].y;
unkStruct.height = 0; unkStruct.height = 0;
linkPlayerId = GetLinkPlayerIdAt(unkStruct.x, unkStruct.y); linkPlayerId = GetLinkPlayerIdAt(unkStruct.x, unkStruct.y);
@ -2705,15 +2731,15 @@ static const u8 *sub_80873B4(struct UnkStruct_8054FF8 *a1)
{ {
if (!a1->b) if (!a1->b)
return EventScript_TradeRoom_TooBusyToNotice; return EventScript_TradeRoom_TooBusyToNotice;
else if (sUnknown_03000E10[linkPlayerId] != 0x80) else if (sTrainerTradingStates[linkPlayerId] != TRAINER_TRADING_STATE_IDLE)
return EventScript_TradeRoom_TooBusyToNotice; return EventScript_TradeRoom_TooBusyToNotice;
else if (!sub_80B39D4(linkPlayerId)) else if (!GetLinkTrainerCardColor(linkPlayerId))
return EventScript_TradeRoom_ReadTrainerCard1; return EventScript_TradeRoom_ReadTrainerCard_NoColor;
else else
return EventScript_TradeRoom_ReadTrainerCard2; return EventScript_TradeRoom_ReadTrainerCard_Normal;
} }
return GetInteractedLinkPlayerScript(&unkStruct, a1->field_C, a1->d); return GetInteractedLinkPlayerScript(&unkStruct, a1->field_C, a1->facing);
} }
static u16 sub_8087480(const u8 *script) static u16 sub_8087480(const u8 *script)
@ -2806,9 +2832,9 @@ bool32 sub_80875C8(void)
return FALSE; return FALSE;
else if (sub_8009F3C() != TRUE) else if (sub_8009F3C() != TRUE)
return FALSE; return FALSE;
else if (sUnknown_03000E14 == sub_808711C) else if (sguess_PlayerKeyCallback == sub_808711C)
return TRUE; return TRUE;
else if (sUnknown_03000E14 != sub_80870F8) else if (sguess_PlayerKeyCallback != sub_80870F8)
return FALSE; return FALSE;
temp = sUnknown_03000E18; temp = sUnknown_03000E18;
@ -2824,13 +2850,13 @@ bool32 sub_80875C8(void)
bool32 sub_8087634(void) bool32 sub_8087634(void)
{ {
if (sub_8087690() < 2) if (GetLinkEventQueueLength() < 2)
return FALSE; return FALSE;
else if (is_c1_link_related_active() != TRUE) else if (is_c1_link_related_active() != TRUE)
return FALSE; return FALSE;
else if (sub_8009F3C() != TRUE) else if (sub_8009F3C() != TRUE)
return FALSE; return FALSE;
else if (sUnknown_03000E14 == sub_8087140) else if (sguess_PlayerKeyCallback == sub_8087140)
return TRUE; return TRUE;
else else
return FALSE; return FALSE;
@ -2846,7 +2872,7 @@ bool32 sub_808766C(void)
return TRUE; return TRUE;
} }
static u32 sub_8087690(void) static u32 GetLinkEventQueueLength(void)
{ {
if (gWirelessCommType != 0) if (gWirelessCommType != 0)
return gUnknown_03005000.unk_9e8.unk_232; return gUnknown_03005000.unk_9e8.unk_232;
@ -2923,7 +2949,8 @@ static void sub_808780C(u8 linkPlayerId)
eventObj->active = 0; eventObj->active = 0;
} }
static u8 sub_8087858(u8 linkPlayerId) // Returns the spriteId corresponding to this player.
static u8 GetSpriteForLinkedPlayer(u8 linkPlayerId)
{ {
u8 eventObjId = gLinkPlayerEventObjects[linkPlayerId].eventObjId; u8 eventObjId = gLinkPlayerEventObjects[linkPlayerId].eventObjId;
struct EventObject *eventObj = &gEventObjects[eventObjId]; struct EventObject *eventObj = &gEventObjects[eventObjId];
@ -2986,7 +3013,7 @@ static void sub_808796C(u8 linkPlayerId, u8 a2)
if (a2 > 10) if (a2 > 10)
eventObj->triggerGroundEffectsOnMove = 1; eventObj->triggerGroundEffectsOnMove = 1;
else else
gUnknown_08339E00[gUnknown_08339DC8[linkPlayerEventObj->mode](linkPlayerEventObj, eventObj, a2)](linkPlayerEventObj, eventObj); gUnknown_08339E00[gLinkPlayerEventModes[linkPlayerEventObj->mode](linkPlayerEventObj, eventObj, a2)](linkPlayerEventObj, eventObj);
} }
} }

4
src/rom_8011DC0.c
View File

@ -188,7 +188,7 @@ extern u8 gUnknown_02022C3E;
extern u16 gUnknown_02022C3C; extern u16 gUnknown_02022C3C;
extern u8 gUnknown_02022C20[]; extern u8 gUnknown_02022C20[];
extern u8 gFieldLinkPlayerCount; extern u8 gFieldLinkPlayerCount;
extern u8 gUnknown_03005DB4; extern u8 gLinkGuestPlayerId;
// IWRAM vars // IWRAM vars
IWRAM_DATA struct UnkStruct_Leader *gUnknown_03000DA0; IWRAM_DATA struct UnkStruct_Leader *gUnknown_03000DA0;
@ -1641,7 +1641,7 @@ void sub_8014304(s8 mapGroup, s8 mapNum, s32 x, s32 y, u16 arg4)
gSpecialVar_0x8004 = arg4; gSpecialVar_0x8004 = arg4;
VarSet(VAR_0x4087, arg4); VarSet(VAR_0x4087, arg4);
gFieldLinkPlayerCount = GetLinkPlayerCount(); gFieldLinkPlayerCount = GetLinkPlayerCount();
gUnknown_03005DB4 = GetMultiplayerId(); gLinkGuestPlayerId = GetMultiplayerId();
SetCableClubWarp(); SetCableClubWarp();
SetWarpDestination(mapGroup, mapNum, -1, x, y); SetWarpDestination(mapGroup, mapNum, -1, x, y);
WarpIntoMap(); WarpIntoMap();

4
src/start_menu.c
View File

@ -84,7 +84,7 @@ EWRAM_DATA static bool8 sSavingComplete = FALSE;
EWRAM_DATA static u8 sSaveInfoWindowId = 0; EWRAM_DATA static u8 sSaveInfoWindowId = 0;
// Extern variables. // Extern variables.
extern u8 gUnknown_03005DB4; extern u8 gLinkGuestPlayerId;
// Extern functions in not decompiled files. // Extern functions in not decompiled files.
extern void sub_80AF688(void); extern void sub_80AF688(void);
@ -734,7 +734,7 @@ static bool8 StartMenuLinkModePlayerNameCallback(void)
{ {
PlayRainSoundEffect(); PlayRainSoundEffect();
CleanupOverworldWindowsAndTilemaps(); CleanupOverworldWindowsAndTilemaps();
ShowTrainerCardInLink(gUnknown_03005DB4, CB2_ReturnToFieldWithOpenMenu); ShowTrainerCardInLink(gLinkGuestPlayerId, CB2_ReturnToFieldWithOpenMenu);
return TRUE; return TRUE;
} }

2
src/trainer_card.c
View File

@ -1536,7 +1536,7 @@ static void sub_80C48C8(void)
} }
} }
u8 sub_80C4904(u8 cardId) u8 GetTrainerCardStars(u8 cardId)
{ {
struct TrainerCard* trainerCards = gTrainerCards; struct TrainerCard* trainerCards = gTrainerCards;
return trainerCards[cardId].stars; return trainerCards[cardId].stars;