diff options
Diffstat (limited to 'src/battle_2.c')
| -rw-r--r-- | src/battle_2.c | 1343 |
1 files changed, 1343 insertions, 0 deletions
diff --git a/src/battle_2.c b/src/battle_2.c new file mode 100644 index 000000000..844827326 --- /dev/null +++ b/src/battle_2.c @@ -0,0 +1,1343 @@ +#include "global.h" +#include "battle.h" +#include "recorded_battle.h" +#include "main.h" +#include "load_save.h" +#include "gpu_regs.h" +#include "unknown_task.h" +#include "battle_setup.h" +#include "pokemon.h" +#include "palette.h" +#include "task.h" +#include "event_data.h" +#include "species.h" +#include "berry.h" +#include "text.h" +#include "items.h" +#include "hold_effects.h" +#include "link.h" +#include "bg.h" +#include "dma3.h" +#include "string_util.h" +#include "malloc.h" + +struct UnknownStruct6 +{ + u16 unk0[0xA0]; + u8 fillerA0[0x640]; + u16 unk780[0xA0]; +}; + +struct UnknownPokemonStruct2 +{ + /*0x00*/ u16 species; + /*0x02*/ u16 heldItem; + /*0x04*/ u8 nickname[POKEMON_NAME_LENGTH + 1]; + /*0x0F*/ u8 level; + /*0x10*/ u16 hp; + /*0x12*/ u16 maxhp; + /*0x14*/ u32 status; + /*0x18*/ u32 personality; + /*0x1C*/ u8 gender; + /*0x1D*/ u8 language; +}; + +extern u32 gBattleTypeFlags; +extern u8 gBattleCommunication[]; +extern u8 gBattleTerrain; +extern u16 gBattle_BG0_X; +extern u16 gBattle_BG0_Y; +extern u16 gBattle_BG1_X; +extern u16 gBattle_BG1_Y; +extern u16 gBattle_BG2_X; +extern u16 gBattle_BG2_Y; +extern u16 gBattle_BG3_X; +extern u16 gBattle_BG3_Y; +extern u16 gPartnerTrainerId; +extern u16 gBattle_WIN0H; +extern u16 gBattle_WIN0V; +extern u16 gBattle_WIN1H; +extern u16 gBattle_WIN1V; +extern u16 gTrainerBattleOpponent_A; +extern u16 gTrainerBattleOpponent_B; +extern struct BattleEnigmaBerry gEnigmaBerries[BATTLE_BANKS_COUNT]; +extern void (*gPreBattleCallback1)(void); +extern struct UnknownPokemonStruct2 gUnknown_02022FF8[3]; // what is it used for? +extern struct UnknownPokemonStruct2* gUnknown_02023058; // what is it used for? + +extern struct UnknownStruct6 gUnknown_02038C28; // todo: identify & document + +extern void HandleLinkBattleSetup(void); // rom_3 +extern void SetUpBattleVarsAndBirchZigzagoon(void); // rom_3 +extern void sub_8032768(void); // rom_3 +extern void dp12_8087EA4(void); +extern void c2_berry_program_update_menu(void); +extern void GetFrontierTrainerName(u8* dst, u16 trainerId); // battle tower +extern void sub_8166188(void); // battle tower, sets link battle mons level but why? +extern void sub_8165B88(u8* dst, u16 trainerId); // battle tower, gets language +extern void sub_81DB4DC(u8* dst, u8 arg2); // +extern void sub_81B9150(void); +extern void sub_800ADF8(void); +extern void sub_800AC34(void); + +// this file's functions +static void CB2_InitBattleInternal(void); +static void CB2_PreInitMultiBattle(void); +static void CB2_PreInitIngamePlayerPartnerBattle(void); +static void CB2_HandleStartMultiPartnerBattle(void); +static void CB2_HandleStartMultiBattle(void); +static void CB2_HandleStartBattle(void); +void shedinja_something(struct Pokemon *mon); +void CreateNPCTrainerParty(struct Pokemon *party, u16 trainerNum, bool8 firstTrainer); +void BattleMainCB1(void); + +void CB2_InitBattle(void) +{ + MoveSaveBlocks_ResetHeap(); + AllocateBattleResrouces(); + AllocateBattleSpritesData(); + AllocateMonSpritesGfx(); + sub_8185F84(); + + if (gBattleTypeFlags & BATTLE_TYPE_MULTI) + { + if (gBattleTypeFlags & BATTLE_TYPE_RECORDED) + { + CB2_InitBattleInternal(); + } + else if (!(gBattleTypeFlags & BATTLE_TYPE_INGAME_PARTNER)) + { + HandleLinkBattleSetup(); + SetMainCallback2(CB2_PreInitMultiBattle); + } + else + { + SetMainCallback2(CB2_PreInitIngamePlayerPartnerBattle); + } + gBattleCommunication[MULTIUSE_STATE] = 0; + } + else + { + CB2_InitBattleInternal(); + } +} + +static void CB2_InitBattleInternal(void) +{ + s32 i; + + SetHBlankCallback(NULL); + SetVBlankCallback(NULL); + + CpuFill32(0, (void *)VRAM, VRAM_SIZE); + + SetGpuReg(REG_OFFSET_MOSAIC, 0); + SetGpuReg(REG_OFFSET_WIN0H, 240); + SetGpuReg(REG_OFFSET_WIN0V, 0x5051); + SetGpuReg(REG_OFFSET_WININ, 0); + SetGpuReg(REG_OFFSET_WINOUT, 0); + + gBattle_WIN0H = 240; + + if (gBattleTypeFlags & BATTLE_TYPE_INGAME_PARTNER && gPartnerTrainerId != STEVEN_PARTNER_ID) + { + gBattle_WIN0V = 159; + gBattle_WIN1H = 240; + gBattle_WIN1V = 32; + } + else + { + gBattle_WIN0V = 0x5051; + dp12_8087EA4(); + + for (i = 0; i < 80; i++) + { + gUnknown_02038C28.unk0[i] = 0xF0; + gUnknown_02038C28.unk780[i] = 0xF0; + } + for (i = 80; i < 160; i++) + { + #ifndef NONMATCHING + asm(""::"r"(i)); // needed to match + #endif // NONMATCHING + + gUnknown_02038C28.unk0[i] = 0xFF10; + gUnknown_02038C28.unk780[i] = 0xFF10; + } + + sub_80BA038(gUnknown_0831AC70); + } + + ResetPaletteFade(); + gBattle_BG0_X = 0; + gBattle_BG0_Y = 0; + gBattle_BG1_X = 0; + gBattle_BG1_Y = 0; + gBattle_BG2_X = 0; + gBattle_BG2_Y = 0; + gBattle_BG3_X = 0; + gBattle_BG3_Y = 0; + + gBattleTerrain = BattleSetup_GetTerrainId(); + if (gBattleTypeFlags & BATTLE_TYPE_RECORDED) + gBattleTerrain = BATTLE_TERRAIN_INSIDE; + + c2_berry_program_update_menu(); + LoadBattleTextboxAndBackground(); + ResetSpriteData(); + ResetTasks(); + LoadBattleEntryBackground(); + FreeAllSpritePalettes(); + gReservedSpritePaletteCount = 4; + SetVBlankCallback(VBlankCB_Battle); + SetUpBattleVarsAndBirchZigzagoon(); + + if (gBattleTypeFlags & BATTLE_TYPE_MULTI && gBattleTypeFlags & BATTLE_TYPE_BATTLE_TOWER) + SetMainCallback2(CB2_HandleStartMultiPartnerBattle); + else if (gBattleTypeFlags & BATTLE_TYPE_MULTI && gBattleTypeFlags & BATTLE_TYPE_INGAME_PARTNER) + SetMainCallback2(CB2_HandleStartMultiPartnerBattle); + else if (gBattleTypeFlags & BATTLE_TYPE_MULTI) + SetMainCallback2(CB2_HandleStartMultiBattle); + else + SetMainCallback2(CB2_HandleStartBattle); + + if (!(gBattleTypeFlags & (BATTLE_TYPE_LINK | BATTLE_TYPE_RECORDED))) + { + CreateNPCTrainerParty(&gEnemyParty[0], gTrainerBattleOpponent_A, TRUE); + if (gBattleTypeFlags & BATTLE_TYPE_TWO_OPPONENTS) + CreateNPCTrainerParty(&gEnemyParty[3], gTrainerBattleOpponent_B, FALSE); + SetWildMonHeldItem(); + } + + gMain.inBattle = TRUE; + gSaveBlock2Ptr->field_CA9_b = 0; + + for (i = 0; i < 6; i++) + AdjustFriendship(&gPlayerParty[i], 3); + + gBattleCommunication[MULTIUSE_STATE] = 0; +} + +static void sub_8036A5C(void) +{ + u16 r6 = 0; + u16 species = 0; + u16 hp = 0; + u32 status = 0; + s32 i; + + for (i = 0; i < 6; i++) + { + species = GetMonData(&gPlayerParty[i], MON_DATA_SPECIES2); + hp = GetMonData(&gPlayerParty[i], MON_DATA_HP); + status = GetMonData(&gPlayerParty[i], MON_DATA_STATUS); + + if (species == SPECIES_NONE) + continue; + if (species != SPECIES_EGG && hp != 0 && status == 0) + r6 |= 1 << i * 2; + + if (species == SPECIES_NONE) + continue; + if (hp != 0 && (species == SPECIES_EGG || status != 0)) + r6 |= 2 << i * 2; + + if (species == SPECIES_NONE) + continue; + if (species != SPECIES_EGG && hp == 0) + r6 |= 3 << i * 2; + } + + gBattleStruct->field_182 = r6; + *(&gBattleStruct->field_183) = r6 >> 8; + gBattleStruct->field_183 |= FlagGet(SYS_FRONTIER_PASS) << 7; +} + +static void SetPlayerBerryDataInBattleStruct(void) +{ + s32 i; + struct BattleStruct *battleStruct = gBattleStruct; + struct BattleEnigmaBerry *battleBerry = &battleStruct->battleEnigmaBerry; + + if (IsEnigmaBerryValid() == TRUE) + { + for (i = 0; i < BERRY_NAME_COUNT - 1; i++) + battleBerry->name[i] = gSaveBlock1Ptr->enigmaBerry.berry.name[i]; + battleBerry->name[i] = EOS; + + for (i = 0; i < BERRY_ITEM_EFFECT_COUNT; i++) + battleBerry->itemEffect[i] = gSaveBlock1Ptr->enigmaBerry.itemEffect[i]; + + battleBerry->holdEffect = gSaveBlock1Ptr->enigmaBerry.holdEffect; + battleBerry->holdEffectParam = gSaveBlock1Ptr->enigmaBerry.holdEffectParam; + } + else + { + const struct Berry* berryData = GetBerryInfo(ItemIdToBerryType(ITEM_ENIGMA_BERRY)); + + for (i = 0; i < BERRY_NAME_COUNT - 1; i++) + battleBerry->name[i] = berryData->name[i]; + battleBerry->name[i] = EOS; + + for (i = 0; i < BERRY_ITEM_EFFECT_COUNT; i++) + battleBerry->itemEffect[i] = 0; + + battleBerry->holdEffect = HOLD_EFFECT_NONE; + battleBerry->holdEffectParam = 0; + } +} + +static void SetAllPlayersBerryData(void) +{ + s32 i; + s32 j; + + if (!(gBattleTypeFlags & BATTLE_TYPE_LINK)) + { + if (IsEnigmaBerryValid() == TRUE) + { + for (i = 0; i < BERRY_NAME_COUNT - 1; i++) + { + gEnigmaBerries[0].name[i] = gSaveBlock1Ptr->enigmaBerry.berry.name[i]; + gEnigmaBerries[2].name[i] = gSaveBlock1Ptr->enigmaBerry.berry.name[i]; + } + gEnigmaBerries[0].name[i] = EOS; + gEnigmaBerries[2].name[i] = EOS; + + for (i = 0; i < BERRY_ITEM_EFFECT_COUNT; i++) + { + gEnigmaBerries[0].itemEffect[i] = gSaveBlock1Ptr->enigmaBerry.itemEffect[i]; + gEnigmaBerries[2].itemEffect[i] = gSaveBlock1Ptr->enigmaBerry.itemEffect[i]; + } + + gEnigmaBerries[0].holdEffect = gSaveBlock1Ptr->enigmaBerry.holdEffect; + gEnigmaBerries[2].holdEffect = gSaveBlock1Ptr->enigmaBerry.holdEffect; + gEnigmaBerries[0].holdEffectParam = gSaveBlock1Ptr->enigmaBerry.holdEffectParam; + gEnigmaBerries[2].holdEffectParam = gSaveBlock1Ptr->enigmaBerry.holdEffectParam; + } + else + { + const struct Berry* berryData = GetBerryInfo(ItemIdToBerryType(ITEM_ENIGMA_BERRY)); + + for (i = 0; i < BERRY_NAME_COUNT - 1; i++) + { + gEnigmaBerries[0].name[i] = berryData->name[i]; + gEnigmaBerries[2].name[i] = berryData->name[i]; + } + gEnigmaBerries[0].name[i] = EOS; + gEnigmaBerries[2].name[i] = EOS; + + for (i = 0; i < BERRY_ITEM_EFFECT_COUNT; i++) + { + gEnigmaBerries[0].itemEffect[i] = 0; + gEnigmaBerries[2].itemEffect[i] = 0; + } + + gEnigmaBerries[0].holdEffect = 0; + gEnigmaBerries[2].holdEffect = 0; + gEnigmaBerries[0].holdEffectParam = 0; + gEnigmaBerries[2].holdEffectParam = 0; + } + } + else + { + s32 numPlayers; + struct BattleEnigmaBerry *src; + u8 r4; + + if (gBattleTypeFlags & BATTLE_TYPE_MULTI) + { + if (gBattleTypeFlags & BATTLE_TYPE_BATTLE_TOWER) + numPlayers = 2; + else + numPlayers = 4; + + for (i = 0; i < numPlayers; i++) + { + src = (struct BattleEnigmaBerry *)(gBlockRecvBuffer[i] + 2); + r4 = gLinkPlayers[i].lp_field_18; + + for (j = 0; j < BERRY_NAME_COUNT - 1; j++) + gEnigmaBerries[r4].name[j] = src->name[j]; + gEnigmaBerries[r4].name[j] = EOS; + + for (j = 0; j < BERRY_ITEM_EFFECT_COUNT; j++) + gEnigmaBerries[r4].itemEffect[j] = src->itemEffect[j]; + + gEnigmaBerries[r4].holdEffect = src->holdEffect; + gEnigmaBerries[r4].holdEffectParam = src->holdEffectParam; + } + } + else + { + for (i = 0; i < 2; i++) + { + src = (struct BattleEnigmaBerry *)(gBlockRecvBuffer[i] + 2); + + for (j = 0; j < BERRY_NAME_COUNT - 1; j++) + { + gEnigmaBerries[i].name[j] = src->name[j]; + gEnigmaBerries[i + 2].name[j] = src->name[j]; + } + gEnigmaBerries[i].name[j] = EOS; + gEnigmaBerries[i + 2].name[j] = EOS; + + for (j = 0; j < BERRY_ITEM_EFFECT_COUNT; j++) + { + gEnigmaBerries[i].itemEffect[j] = src->itemEffect[j]; + gEnigmaBerries[i + 2].itemEffect[j] = src->itemEffect[j]; + } + + gEnigmaBerries[i].holdEffect = src->holdEffect; + gEnigmaBerries[i + 2].holdEffect = src->holdEffect; + gEnigmaBerries[i].holdEffectParam = src->holdEffectParam; + gEnigmaBerries[i + 2].holdEffectParam = src->holdEffectParam; + } + } + } +} + +static void sub_8036EB8(u8 arg0, u8 arg1) +{ + u8 var = 0; + + if (gBlockRecvBuffer[0][0] == 256) + { + if (arg1 == 0) + gBattleTypeFlags |= BATTLE_TYPE_WILD | BATTLE_TYPE_TRAINER; + else + gBattleTypeFlags |= BATTLE_TYPE_TRAINER; + var++; + } + + if (var == 0) + { + s32 i; + + for (i = 0; i < arg0; i++) + { + if (gBlockRecvBuffer[0][0] != gBlockRecvBuffer[i][0]) + break; + } + + if (i == arg0) + { + if (arg1 == 0) + gBattleTypeFlags |= BATTLE_TYPE_WILD | BATTLE_TYPE_TRAINER; + else + gBattleTypeFlags |= BATTLE_TYPE_TRAINER; + var++; + } + + if (var == 0) + { + for (i = 0; i < arg0; i++) + { + if (gBlockRecvBuffer[i][0] == 0x300) + { + if (i != arg1 && i < arg1) + break; + } + if (gBlockRecvBuffer[i][0] > 0x300 && i != arg1) + break; + } + + if (i == arg0) + gBattleTypeFlags |= BATTLE_TYPE_WILD | BATTLE_TYPE_TRAINER; + else + gBattleTypeFlags |= BATTLE_TYPE_TRAINER; + } + } +} + +static void CB2_HandleStartBattle(void) +{ + u8 playerMultiplayerId; + u8 enemyMultiplayerId; + + RunTasks(); + AnimateSprites(); + BuildOamBuffer(); + + playerMultiplayerId = GetMultiplayerId(); + gBattleScripting.multiplayerId = playerMultiplayerId; + enemyMultiplayerId = playerMultiplayerId ^ BIT_SIDE; + + switch (gBattleCommunication[MULTIUSE_STATE]) + { + case 0: + if (!IsDma3ManagerBusyWithBgCopy()) + { + ShowBg(0); + ShowBg(1); + ShowBg(2); + ShowBg(3); + sub_805EF14(); + gBattleCommunication[MULTIUSE_STATE] = 1; + } + if (gLinkVSyncDisabled) + sub_800E0E8(); + break; + case 1: + if (gBattleTypeFlags & BATTLE_TYPE_LINK) + { + if (gReceivedRemoteLinkPlayers != 0) + { + if (sub_800A520()) + { + *(&gBattleStruct->field_180) = 0; + *(&gBattleStruct->field_181) = 3; + sub_8036A5C(); + SetPlayerBerryDataInBattleStruct(); + + if (gTrainerBattleOpponent_A == TRAINER_OPPONENT_C00) + { + gLinkPlayers[0].lp_field_18 = 0; + gLinkPlayers[1].lp_field_18 = 1; + } + + SendBlock(bitmask_all_link_players_but_self(), &gBattleStruct->field_180, 32); + gBattleCommunication[MULTIUSE_STATE] = 2; + } + if (gLinkVSyncDisabled) + sub_800DFB4(0, 0); + } + } + else + { + if (!(gBattleTypeFlags & BATTLE_TYPE_RECORDED)) + gBattleTypeFlags |= BATTLE_TYPE_WILD; + gBattleCommunication[MULTIUSE_STATE] = 15; + SetAllPlayersBerryData(); + } + break; + case 2: + if ((GetBlockReceivedStatus() & 3) == 3) + { + u8 taskId; + + ResetBlockReceivedFlags(); + sub_8036EB8(2, playerMultiplayerId); + SetAllPlayersBerryData(); + taskId = CreateTask(task00_0800F6FC, 0); + gTasks[taskId].data[1] = 0x10E; + gTasks[taskId].data[2] = 0x5A; + gTasks[taskId].data[5] = 0; + gTasks[taskId].data[3] = gBattleStruct->field_182 | (gBattleStruct->field_183 << 8); + gTasks[taskId].data[4] = gBlockRecvBuffer[enemyMultiplayerId][1]; + sub_8185F90(gBlockRecvBuffer[playerMultiplayerId][1]); + sub_8185F90(gBlockRecvBuffer[enemyMultiplayerId][1]); + sub_8068AA4(); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 3: + if (sub_800A520()) + { + SendBlock(bitmask_all_link_players_but_self(), gPlayerParty, sizeof(struct Pokemon) * 2); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 4: + if ((GetBlockReceivedStatus() & 3) == 3) + { + ResetBlockReceivedFlags(); + memcpy(gEnemyParty, gBlockRecvBuffer[enemyMultiplayerId], sizeof(struct Pokemon) * 2); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 7: + if (sub_800A520()) + { + SendBlock(bitmask_all_link_players_but_self(), gPlayerParty + 2, sizeof(struct Pokemon) * 2); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 8: + if ((GetBlockReceivedStatus() & 3) == 3) + { + ResetBlockReceivedFlags(); + memcpy(gEnemyParty + 2, gBlockRecvBuffer[enemyMultiplayerId], sizeof(struct Pokemon) * 2); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 11: + if (sub_800A520()) + { + SendBlock(bitmask_all_link_players_but_self(), gPlayerParty + 4, sizeof(struct Pokemon) * 2); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 12: + if ((GetBlockReceivedStatus() & 3) == 3) + { + ResetBlockReceivedFlags(); + memcpy(gEnemyParty + 4, gBlockRecvBuffer[enemyMultiplayerId], sizeof(struct Pokemon) * 2); + shedinja_something(&gEnemyParty[0]); + shedinja_something(&gEnemyParty[1]); + shedinja_something(&gEnemyParty[2]); + shedinja_something(&gEnemyParty[3]); + shedinja_something(&gEnemyParty[4]); + shedinja_something(&gEnemyParty[5]); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 15: + sub_8032768(); + sub_8184E58(); + gBattleCommunication[SPRITES_INIT_STATE1] = 0; + gBattleCommunication[SPRITES_INIT_STATE2] = 0; + if (gBattleTypeFlags & BATTLE_TYPE_LINK) + { + s32 i; + + for (i = 0; i < 2 && (gLinkPlayers[i].version & 0xFF) == 3; i++); + + if (i == 2) + gBattleCommunication[MULTIUSE_STATE] = 16; + else + gBattleCommunication[MULTIUSE_STATE] = 18; + } + else + { + gBattleCommunication[MULTIUSE_STATE] = 18; + } + break; + case 16: + if (sub_800A520()) + { + SendBlock(bitmask_all_link_players_but_self(), &gRecordedBattleRngSeed, sizeof(gRecordedBattleRngSeed)); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 17: + if ((GetBlockReceivedStatus() & 3) == 3) + { + ResetBlockReceivedFlags(); + if (!(gBattleTypeFlags & BATTLE_TYPE_WILD)) + memcpy(&gRecordedBattleRngSeed, gBlockRecvBuffer[enemyMultiplayerId], sizeof(gRecordedBattleRngSeed)); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 18: + if (BattleInitAllSprites(&gBattleCommunication[SPRITES_INIT_STATE1], &gBattleCommunication[SPRITES_INIT_STATE2])) + { + gPreBattleCallback1 = gMain.callback1; + gMain.callback1 = BattleMainCB1; + SetMainCallback2(BattleMainCB2); + if (gBattleTypeFlags & BATTLE_TYPE_LINK) + { + gBattleTypeFlags |= BATTLE_TYPE_20; + } + } + break; + case 5: + case 9: + case 13: + gBattleCommunication[MULTIUSE_STATE]++; + gBattleCommunication[1] = 1; + case 6: + case 10: + case 14: + if (--gBattleCommunication[1] == 0) + gBattleCommunication[MULTIUSE_STATE]++; + break; + } +} + +static void CB2_HandleStartMultiPartnerBattle(void) +{ + u8 playerMultiplayerId; + u8 enemyMultiplayerId; + + RunTasks(); + AnimateSprites(); + BuildOamBuffer(); + + playerMultiplayerId = GetMultiplayerId(); + gBattleScripting.multiplayerId = playerMultiplayerId; + enemyMultiplayerId = playerMultiplayerId ^ BIT_SIDE; + + switch (gBattleCommunication[MULTIUSE_STATE]) + { + case 0: + if (!IsDma3ManagerBusyWithBgCopy()) + { + ShowBg(0); + ShowBg(1); + ShowBg(2); + ShowBg(3); + sub_805EF14(); + gBattleCommunication[MULTIUSE_STATE] = 1; + } + if (gLinkVSyncDisabled) + sub_800E0E8(); + // fall through + case 1: + if (gBattleTypeFlags & BATTLE_TYPE_LINK) + { + if (gReceivedRemoteLinkPlayers != 0) + { + u8 language; + + gLinkPlayers[0].lp_field_18 = 0; + gLinkPlayers[1].lp_field_18 = 2; + gLinkPlayers[2].lp_field_18 = 1; + gLinkPlayers[3].lp_field_18 = 3; + GetFrontierTrainerName(gLinkPlayers[2].name, gTrainerBattleOpponent_A); + GetFrontierTrainerName(gLinkPlayers[3].name, gTrainerBattleOpponent_B); + sub_8165B88(&language, gTrainerBattleOpponent_A); + gLinkPlayers[2].language = language; + sub_8165B88(&language, gTrainerBattleOpponent_B); + gLinkPlayers[3].language = language; + + if (sub_800A520()) + { + *(&gBattleStruct->field_180) = 0; + *(&gBattleStruct->field_181) = 3; + sub_8036A5C(); + SetPlayerBerryDataInBattleStruct(); + SendBlock(bitmask_all_link_players_but_self(), &gBattleStruct->field_180, 32); + gBattleCommunication[MULTIUSE_STATE] = 2; + } + + if (gLinkVSyncDisabled) + sub_800DFB4(0, 0); + } + } + else + { + if (!(gBattleTypeFlags & BATTLE_TYPE_RECORDED)) + gBattleTypeFlags |= BATTLE_TYPE_WILD; + gBattleCommunication[MULTIUSE_STATE] = 13; + SetAllPlayersBerryData(); + } + break; + case 2: + if ((GetBlockReceivedStatus() & 3) == 3) + { + u8 taskId; + + ResetBlockReceivedFlags(); + sub_8036EB8(2, playerMultiplayerId); + SetAllPlayersBerryData(); + taskId = CreateTask(task00_0800F6FC, 0); + gTasks[taskId].data[1] = 0x10E; + gTasks[taskId].data[2] = 0x5A; + gTasks[taskId].data[5] = 0; + gTasks[taskId].data[3] = 0x145; + gTasks[taskId].data[4] = 0x145; + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 3: + if (sub_800A520()) + { + SendBlock(bitmask_all_link_players_but_self(), gPlayerParty, sizeof(struct Pokemon) * 2); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 4: + if ((GetBlockReceivedStatus() & 3) == 3) + { + ResetBlockReceivedFlags(); + if (gLinkPlayers[playerMultiplayerId].lp_field_18 != 0) + { + memcpy(gPlayerParty, gBlockRecvBuffer[enemyMultiplayerId], sizeof(struct Pokemon) * 2); + memcpy(gPlayerParty + 3, gBlockRecvBuffer[playerMultiplayerId], sizeof(struct Pokemon) * 2); + } + else + { + memcpy(gPlayerParty, gBlockRecvBuffer[playerMultiplayerId], sizeof(struct Pokemon) * 2); + memcpy(gPlayerParty + 3, gBlockRecvBuffer[enemyMultiplayerId], sizeof(struct Pokemon) * 2); + } + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 5: + if (sub_800A520()) + { + SendBlock(bitmask_all_link_players_but_self(), gPlayerParty + 2, sizeof(struct Pokemon)); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 6: + if ((GetBlockReceivedStatus() & 3) == 3) + { + ResetBlockReceivedFlags(); + if (gLinkPlayers[playerMultiplayerId].lp_field_18 != 0) + { + memcpy(gPlayerParty + 2, gBlockRecvBuffer[enemyMultiplayerId], sizeof(struct Pokemon)); + memcpy(gPlayerParty + 5, gBlockRecvBuffer[playerMultiplayerId], sizeof(struct Pokemon)); + } + else + { + memcpy(gPlayerParty + 2, gBlockRecvBuffer[playerMultiplayerId], sizeof(struct Pokemon)); + memcpy(gPlayerParty + 5, gBlockRecvBuffer[enemyMultiplayerId], sizeof(struct Pokemon)); + } + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 7: + if (sub_800A520()) + { + SendBlock(bitmask_all_link_players_but_self(), gEnemyParty, sizeof(struct Pokemon) * 2); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 8: + if ((GetBlockReceivedStatus() & 3) == 3) + { + ResetBlockReceivedFlags(); + if (GetMultiplayerId() != 0) + { + memcpy(gEnemyParty, gBlockRecvBuffer[0], sizeof(struct Pokemon) * 2); + } + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 9: + if (sub_800A520()) + { + SendBlock(bitmask_all_link_players_but_self(), gEnemyParty + 2, sizeof(struct Pokemon) * 2); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 10: + if ((GetBlockReceivedStatus() & 3) == 3) + { + ResetBlockReceivedFlags(); + if (GetMultiplayerId() != 0) + { + memcpy(gEnemyParty + 2, gBlockRecvBuffer[0], sizeof(struct Pokemon) * 2); + } + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 11: + if (sub_800A520()) + { + SendBlock(bitmask_all_link_players_but_self(), gEnemyParty + 4, sizeof(struct Pokemon) * 2); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 12: + if ((GetBlockReceivedStatus() & 3) == 3) + { + ResetBlockReceivedFlags(); + if (GetMultiplayerId() != 0) + memcpy(gEnemyParty + 4, gBlockRecvBuffer[0], sizeof(struct Pokemon) * 2); + shedinja_something(&gPlayerParty[0]); + shedinja_something(&gPlayerParty[1]); + shedinja_something(&gPlayerParty[2]); + shedinja_something(&gPlayerParty[3]); + shedinja_something(&gPlayerParty[4]); + shedinja_something(&gPlayerParty[5]); + shedinja_something(&gEnemyParty[0]); + shedinja_something(&gEnemyParty[1]); + shedinja_something(&gEnemyParty[2]); + shedinja_something(&gEnemyParty[3]); + shedinja_something(&gEnemyParty[4]); + shedinja_something(&gEnemyParty[5]); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 13: + sub_8032768(); + sub_8184E58(); + gBattleCommunication[SPRITES_INIT_STATE1] = 0; + gBattleCommunication[SPRITES_INIT_STATE2] = 0; + if (gBattleTypeFlags & BATTLE_TYPE_LINK) + { + gBattleCommunication[MULTIUSE_STATE] = 14; + } + else + { + gBattleCommunication[MULTIUSE_STATE] = 16; + } + break; + case 14: + if (sub_800A520()) + { + SendBlock(bitmask_all_link_players_but_self(), &gRecordedBattleRngSeed, sizeof(gRecordedBattleRngSeed)); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 15: + if ((GetBlockReceivedStatus() & 3) == 3) + { + ResetBlockReceivedFlags(); + if (!(gBattleTypeFlags & BATTLE_TYPE_WILD)) + memcpy(&gRecordedBattleRngSeed, gBlockRecvBuffer[enemyMultiplayerId], sizeof(gRecordedBattleRngSeed)); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 16: + if (BattleInitAllSprites(&gBattleCommunication[SPRITES_INIT_STATE1], &gBattleCommunication[SPRITES_INIT_STATE2])) + { + sub_8166188(); + gPreBattleCallback1 = gMain.callback1; + gMain.callback1 = BattleMainCB1; + SetMainCallback2(BattleMainCB2); + if (gBattleTypeFlags & BATTLE_TYPE_LINK) + { + gBattleTypeFlags |= BATTLE_TYPE_20; + } + } + break; + } +} + +static void sub_80379F8(u8 arrayIdPlus) +{ + s32 i; + + for (i = 0; i < 3; i++) + { + gUnknown_02022FF8[i].species = GetMonData(&gPlayerParty[arrayIdPlus + i], MON_DATA_SPECIES); + gUnknown_02022FF8[i].heldItem = GetMonData(&gPlayerParty[arrayIdPlus + i], MON_DATA_HELD_ITEM); + GetMonData(&gPlayerParty[arrayIdPlus + i], MON_DATA_NICKNAME, gUnknown_02022FF8[i].nickname); + gUnknown_02022FF8[i].level = GetMonData(&gPlayerParty[arrayIdPlus + i], MON_DATA_LEVEL); + gUnknown_02022FF8[i].hp = GetMonData(&gPlayerParty[arrayIdPlus + i], MON_DATA_HP); + gUnknown_02022FF8[i].maxhp = GetMonData(&gPlayerParty[arrayIdPlus + i], MON_DATA_MAX_HP); + gUnknown_02022FF8[i].status = GetMonData(&gPlayerParty[arrayIdPlus + i], MON_DATA_STATUS); + gUnknown_02022FF8[i].personality = GetMonData(&gPlayerParty[arrayIdPlus + i], MON_DATA_PERSONALITY); + gUnknown_02022FF8[i].gender = GetMonGender(&gPlayerParty[arrayIdPlus + i]); + StripExtCtrlCodes(gUnknown_02022FF8[i].nickname); + if (GetMonData(&gPlayerParty[arrayIdPlus + i], MON_DATA_LANGUAGE) != LANGUAGE_JAPANESE) + sub_81DB4DC(gUnknown_02022FF8[i].nickname, 0); + } + memcpy(gUnknown_02023058, gUnknown_02022FF8, sizeof(gUnknown_02022FF8)); +} + +static void CB2_PreInitMultiBattle(void) +{ + s32 i; + u8 playerMultiplierId; + s32 numPlayers = 4; + u8 r4 = 0xF; + u32* savedBattleTypeFlags; + void (**savedCallback)(void); + + if (gBattleTypeFlags & BATTLE_TYPE_BATTLE_TOWER) + { + numPlayers = 2; + r4 = 3; + } + + playerMultiplierId = GetMultiplayerId(); + gBattleScripting.multiplayerId = playerMultiplierId; + savedCallback = &gBattleStruct->savedCallback; + savedBattleTypeFlags = &gBattleStruct->savedBattleTypeFlags; + + RunTasks(); + AnimateSprites(); + BuildOamBuffer(); + + switch (gBattleCommunication[MULTIUSE_STATE]) + { + case 0: + if (gReceivedRemoteLinkPlayers != 0 && sub_800A520()) + { + gUnknown_02023058 = Alloc(sizeof(struct UnknownPokemonStruct2) * 3); + sub_80379F8(0); + SendBlock(bitmask_all_link_players_but_self(), gUnknown_02023058, sizeof(struct UnknownPokemonStruct2) * 3); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 1: + if ((GetBlockReceivedStatus() & r4) == r4) + { + ResetBlockReceivedFlags(); + for (i = 0; i < numPlayers; i++) + { + if (i == playerMultiplierId) + continue; + + if (numPlayers == 4) + { + if ((!(gLinkPlayers[i].lp_field_18 & 1) && !(gLinkPlayers[playerMultiplierId].lp_field_18 & 1)) + || (gLinkPlayers[i].lp_field_18 & 1 && gLinkPlayers[playerMultiplierId].lp_field_18 & 1)) + { + memcpy(gUnknown_02022FF8, gBlockRecvBuffer[i], sizeof(struct UnknownPokemonStruct2) * 3); + } + } + else + { + memcpy(gUnknown_02022FF8, gBlockRecvBuffer[i], sizeof(struct UnknownPokemonStruct2) * 3); + } + } + gBattleCommunication[MULTIUSE_STATE]++; + *savedCallback = gMain.savedCallback; + *savedBattleTypeFlags = gBattleTypeFlags; + gMain.savedCallback = CB2_PreInitMultiBattle; + sub_81B9150(); + } + break; + case 2: + if (sub_800A520() && !gPaletteFade.active) + { + gBattleCommunication[MULTIUSE_STATE]++; + if (gLinkVSyncDisabled) + sub_800ADF8(); + else + sub_800AC34(); + } + break; + case 3: + if (gLinkVSyncDisabled) + { + if (sub_8010500()) + { + gBattleTypeFlags = *savedBattleTypeFlags; + gMain.savedCallback = *savedCallback; + SetMainCallback2(CB2_InitBattleInternal); + Free(gUnknown_02023058); + gUnknown_02023058 = NULL; + } + } + else if (gReceivedRemoteLinkPlayers == 0) + { + gBattleTypeFlags = *savedBattleTypeFlags; + gMain.savedCallback = *savedCallback; + SetMainCallback2(CB2_InitBattleInternal); + Free(gUnknown_02023058); + gUnknown_02023058 = NULL; + } + break; + } +} + +static void CB2_PreInitIngamePlayerPartnerBattle(void) +{ + u32* savedBattleTypeFlags; + void (**savedCallback)(void); + + savedCallback = &gBattleStruct->savedCallback; + savedBattleTypeFlags = &gBattleStruct->savedBattleTypeFlags; + + RunTasks(); + AnimateSprites(); + BuildOamBuffer(); + + switch (gBattleCommunication[MULTIUSE_STATE]) + { + case 0: + gUnknown_02023058 = Alloc(sizeof(struct UnknownPokemonStruct2) * 3); + sub_80379F8(3); + gBattleCommunication[MULTIUSE_STATE]++; + *savedCallback = gMain.savedCallback; + *savedBattleTypeFlags = gBattleTypeFlags; + gMain.savedCallback = CB2_PreInitIngamePlayerPartnerBattle; + sub_81B9150(); + break; + case 1: + if (!gPaletteFade.active) + { + gBattleCommunication[MULTIUSE_STATE] = 2; + gBattleTypeFlags = *savedBattleTypeFlags; + gMain.savedCallback = *savedCallback; + SetMainCallback2(CB2_InitBattleInternal); + Free(gUnknown_02023058); + gUnknown_02023058 = NULL; + } + break; + } +} + +static void CB2_HandleStartMultiBattle(void) +{ + u8 playerMultiplayerId; + s32 id; + u8 var; + + playerMultiplayerId = GetMultiplayerId(); + gBattleScripting.multiplayerId = playerMultiplayerId; + + RunTasks(); + AnimateSprites(); + BuildOamBuffer(); + + switch (gBattleCommunication[MULTIUSE_STATE]) + { + case 0: + if (!IsDma3ManagerBusyWithBgCopy()) + { + ShowBg(0); + ShowBg(1); + ShowBg(2); + ShowBg(3); + sub_805EF14(); + gBattleCommunication[MULTIUSE_STATE] = 1; + } + if (gLinkVSyncDisabled) + sub_800E0E8(); + break; + case 1: + if (gBattleTypeFlags & BATTLE_TYPE_LINK) + { + if (gReceivedRemoteLinkPlayers != 0) + { + if (sub_800A520()) + { + *(&gBattleStruct->field_180) = 0; + *(&gBattleStruct->field_181) = 3; + sub_8036A5C(); + SetPlayerBerryDataInBattleStruct(); + + SendBlock(bitmask_all_link_players_but_self(), &gBattleStruct->field_180, 32); + gBattleCommunication[MULTIUSE_STATE]++; + } + if (gLinkVSyncDisabled) + sub_800DFB4(0, 0); + } + } + else + { + if (!(gBattleTypeFlags & BATTLE_TYPE_RECORDED)) + gBattleTypeFlags |= BATTLE_TYPE_WILD; + gBattleCommunication[MULTIUSE_STATE] = 7; + SetAllPlayersBerryData(); + } + break; + case 2: + if ((GetBlockReceivedStatus() & 0xF) == 0xF) + { + ResetBlockReceivedFlags(); + sub_8036EB8(4, playerMultiplayerId); + SetAllPlayersBerryData(); + sub_8068AA4(); + var = CreateTask(task00_0800F6FC, 0); + gTasks[var].data[1] = 0x10E; + gTasks[var].data[2] = 0x5A; + gTasks[var].data[5] = 0; + gTasks[var].data[3] = 0; + gTasks[var].data[4] = 0; + + for (id = 0; id < MAX_LINK_PLAYERS; id++) + { + sub_8185F90(gBlockRecvBuffer[id][1]); + switch (gLinkPlayers[id].lp_field_18) + { + case 0: + gTasks[var].data[3] |= gBlockRecvBuffer[id][1] & 0x3F; + break; + case 1: + gTasks[var].data[4] |= gBlockRecvBuffer[id][1] & 0x3F; + break; + case 2: + gTasks[var].data[3] |= (gBlockRecvBuffer[id][1] & 0x3F) << 6; + break; + case 3: + gTasks[var].data[4] |= (gBlockRecvBuffer[id][1] & 0x3F) << 6; + break; + } + } + ZeroEnemyPartyMons(); + gBattleCommunication[MULTIUSE_STATE]++; + } + else + break; + // fall through + case 3: + if (sub_800A520()) + { + SendBlock(bitmask_all_link_players_but_self(), gPlayerParty, sizeof(struct Pokemon) * 2); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 4: + if ((GetBlockReceivedStatus() & 0xF) == 0xF) + { + ResetBlockReceivedFlags(); + for (id = 0; id < MAX_LINK_PLAYERS; id++) + { + if (id == playerMultiplayerId) + { + switch (gLinkPlayers[id].lp_field_18) + { + case 0: + case 3: + memcpy(gPlayerParty, gBlockRecvBuffer[id], sizeof(struct Pokemon) * 2); + break; + case 1: + case 2: + memcpy(gPlayerParty + 3, gBlockRecvBuffer[id], sizeof(struct Pokemon) * 2); + break; + } + } + else + { + if ((!(gLinkPlayers[id].lp_field_18 & 1) && !(gLinkPlayers[playerMultiplayerId].lp_field_18 & 1)) + || ((gLinkPlayers[id].lp_field_18 & 1) && (gLinkPlayers[playerMultiplayerId].lp_field_18 & 1))) + { + switch (gLinkPlayers[id].lp_field_18) + { + case 0: + case 3: + memcpy(gPlayerParty, gBlockRecvBuffer[id], sizeof(struct Pokemon) * 2); + break; + case 1: + case 2: + memcpy(gPlayerParty + 3, gBlockRecvBuffer[id], sizeof(struct Pokemon) * 2); + break; + } + } + else + { + switch (gLinkPlayers[id].lp_field_18) + { + case 0: + case 3: + memcpy(gEnemyParty, gBlockRecvBuffer[id], sizeof(struct Pokemon) * 2); + break; + case 1: + case 2: + memcpy(gEnemyParty + 3, gBlockRecvBuffer[id], sizeof(struct Pokemon) * 2); + break; + } + } + } + } + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 5: + if (sub_800A520()) + { + SendBlock(bitmask_all_link_players_but_self(), gPlayerParty + 2, sizeof(struct Pokemon)); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 6: + if ((GetBlockReceivedStatus() & 0xF) == 0xF) + { + ResetBlockReceivedFlags(); + for (id = 0; id < MAX_LINK_PLAYERS; id++) + { + if (id == playerMultiplayerId) + { + switch (gLinkPlayers[id].lp_field_18) + { + case 0: + case 3: + memcpy(gPlayerParty + 2, gBlockRecvBuffer[id], sizeof(struct Pokemon)); + break; + case 1: + case 2: + memcpy(gPlayerParty + 5, gBlockRecvBuffer[id], sizeof(struct Pokemon)); + break; + } + } + else + { + if ((!(gLinkPlayers[id].lp_field_18 & 1) && !(gLinkPlayers[playerMultiplayerId].lp_field_18 & 1)) + || ((gLinkPlayers[id].lp_field_18 & 1) && (gLinkPlayers[playerMultiplayerId].lp_field_18 & 1))) + { + switch (gLinkPlayers[id].lp_field_18) + { + case 0: + case 3: + memcpy(gPlayerParty + 2, gBlockRecvBuffer[id], sizeof(struct Pokemon)); + break; + case 1: + case 2: + memcpy(gPlayerParty + 5, gBlockRecvBuffer[id], sizeof(struct Pokemon)); + break; + } + } + else + { + switch (gLinkPlayers[id].lp_field_18) + { + case 0: + case 3: + memcpy(gEnemyParty + 2, gBlockRecvBuffer[id], sizeof(struct Pokemon)); + break; + case 1: + case 2: + memcpy(gEnemyParty + 5, gBlockRecvBuffer[id], sizeof(struct Pokemon)); + break; + } + } + } + } + shedinja_something(&gPlayerParty[0]); + shedinja_something(&gPlayerParty[1]); + shedinja_something(&gPlayerParty[2]); + shedinja_something(&gPlayerParty[3]); + shedinja_something(&gPlayerParty[4]); + shedinja_something(&gPlayerParty[5]); + + shedinja_something(&gEnemyParty[0]); + shedinja_something(&gEnemyParty[1]); + shedinja_something(&gEnemyParty[2]); + shedinja_something(&gEnemyParty[3]); + shedinja_something(&gEnemyParty[4]); + shedinja_something(&gEnemyParty[5]); + + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 7: + sub_8032768(); + sub_8184E58(); + gBattleCommunication[SPRITES_INIT_STATE1] = 0; + gBattleCommunication[SPRITES_INIT_STATE2] = 0; + if (gBattleTypeFlags & BATTLE_TYPE_LINK) + { + for (id = 0; id < 4 && (gLinkPlayers[id].version & 0xFF) == 3; id++); + + if (id == 4) + gBattleCommunication[MULTIUSE_STATE] = 8; + else + gBattleCommunication[MULTIUSE_STATE] = 10; + } + else + { + gBattleCommunication[MULTIUSE_STATE] = 10; + } + break; + case 8: + if (sub_800A520()) + { + u32* ptr = (u32*)(&gBattleStruct->field_180); + ptr[0] = gBattleTypeFlags; + ptr[1] = gRecordedBattleRngSeed; // UB: overwrites berry data + SendBlock(bitmask_all_link_players_but_self(), ptr, 8); + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 9: + if ((GetBlockReceivedStatus() & 0xF) == 0xF) + { + ResetBlockReceivedFlags(); + for (var = 0; var < 4; var++) + { + u32 blockValue = gBlockRecvBuffer[var][0]; + if (blockValue & 4) + { + memcpy(&gRecordedBattleRngSeed, &gBlockRecvBuffer[var][2], sizeof(gRecordedBattleRngSeed)); + break; + } + } + + gBattleCommunication[MULTIUSE_STATE]++; + } + break; + case 10: + if (BattleInitAllSprites(&gBattleCommunication[SPRITES_INIT_STATE1], &gBattleCommunication[SPRITES_INIT_STATE2])) + { + gPreBattleCallback1 = gMain.callback1; + gMain.callback1 = BattleMainCB1; + SetMainCallback2(BattleMainCB2); + if (gBattleTypeFlags & BATTLE_TYPE_LINK) + { + gTrainerBattleOpponent_A = TRAINER_OPPONENT_800; + gBattleTypeFlags |= BATTLE_TYPE_20; + } + } + break; + } +} + |