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BUGFIX: battle scripts (#1436)

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gAlfonso-bit 2021-05-23 10:35:03 -04:00 committed by GitHub
parent a454f9c187
commit ffbbc88801
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 31 additions and 13 deletions
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22
src/battle_ai_script_commands.c
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@ -1761,7 +1761,11 @@ static void Cmd_if_cant_faint(void)
gBattleMoveDamage = gBattleMoveDamage * AI_THINKING_STRUCT->simulatedRNG[AI_THINKING_STRUCT->movesetIndex] / 100;
// This macro is missing the damage 0 = 1 assumption.
#ifdef BUGFIX
// Moves always do at least 1 damage.
if (gBattleMoveDamage == 0)
gBattleMoveDamage = 1;
#endif
if (gBattleMons[gBattlerTarget].hp > gBattleMoveDamage)
gAIScriptPtr = T1_READ_PTR(gAIScriptPtr + 1);
@ -2019,18 +2023,24 @@ static void Cmd_if_holds_item(void)
{
u8 battlerId = BattleAI_GetWantedBattler(gAIScriptPtr[1]);
u16 item;
u8 var1, var2;
u8 itemLo, itemHi;
if ((battlerId & BIT_SIDE) == (sBattler_AI & BIT_SIDE))
item = gBattleMons[battlerId].item;
else
item = BATTLE_HISTORY->itemEffects[battlerId];
// UB: doesn't properly read an unaligned u16
var2 = gAIScriptPtr[2];
var1 = gAIScriptPtr[3];
itemHi = gAIScriptPtr[2];
itemLo = gAIScriptPtr[3];
if ((var1 | var2) == item)
#ifdef BUGFIX
// This bug doesn't affect the vanilla game because this script command
// is only used to check ITEM_PERSIM_BERRY, whose high byte happens to
// be 0.
if (((itemHi << 8) | itemLo) == item)
#else
if ((itemLo | itemHi) == item)
#endif
gAIScriptPtr = T1_READ_PTR(gAIScriptPtr + 4);
else
gAIScriptPtr += 8;

22
src/battle_script_commands.c
View File

@ -3357,7 +3357,7 @@ static void Cmd_getexp(void)
// get exp getter battlerId
if (gBattleTypeFlags & BATTLE_TYPE_DOUBLE)
{
if (!(gBattlerPartyIndexes[2] != gBattleStruct->expGetterMonId) && !(gAbsentBattlerFlags & gBitTable[2]))
if (gBattlerPartyIndexes[2] == gBattleStruct->expGetterMonId && !(gAbsentBattlerFlags & gBitTable[2]))
gBattleStruct->expGetterBattlerId = 2;
else
{
@ -3431,14 +3431,13 @@ static void Cmd_getexp(void)
gBattleMons[0].maxHP = GetMonData(&gPlayerParty[gBattleStruct->expGetterMonId], MON_DATA_MAX_HP);
gBattleMons[0].attack = GetMonData(&gPlayerParty[gBattleStruct->expGetterMonId], MON_DATA_ATK);
gBattleMons[0].defense = GetMonData(&gPlayerParty[gBattleStruct->expGetterMonId], MON_DATA_DEF);
// Why is this duplicated?
// Speed is duplicated, likely due to a copy-paste error.
gBattleMons[0].speed = GetMonData(&gPlayerParty[gBattleStruct->expGetterMonId], MON_DATA_SPEED);
gBattleMons[0].speed = GetMonData(&gPlayerParty[gBattleStruct->expGetterMonId], MON_DATA_SPEED);
gBattleMons[0].spAttack = GetMonData(&gPlayerParty[gBattleStruct->expGetterMonId], MON_DATA_SPATK);
gBattleMons[0].spDefense = GetMonData(&gPlayerParty[gBattleStruct->expGetterMonId], MON_DATA_SPDEF);
}
// What is else if?
if (gBattlerPartyIndexes[2] == gBattleStruct->expGetterMonId && gBattleMons[2].hp && (gBattleTypeFlags & BATTLE_TYPE_DOUBLE))
{
gBattleMons[2].level = GetMonData(&gPlayerParty[gBattleStruct->expGetterMonId], MON_DATA_LEVEL);
@ -3446,10 +3445,13 @@ static void Cmd_getexp(void)
gBattleMons[2].maxHP = GetMonData(&gPlayerParty[gBattleStruct->expGetterMonId], MON_DATA_MAX_HP);
gBattleMons[2].attack = GetMonData(&gPlayerParty[gBattleStruct->expGetterMonId], MON_DATA_ATK);
gBattleMons[2].defense = GetMonData(&gPlayerParty[gBattleStruct->expGetterMonId], MON_DATA_DEF);
// Duplicated again, but this time there's no Sp Defense
gBattleMons[2].speed = GetMonData(&gPlayerParty[gBattleStruct->expGetterMonId], MON_DATA_SPEED);
// Speed is duplicated again, but Special Defense is missing.
#ifdef BUGFIX
gBattleMons[2].spDefense = GetMonData(&gPlayerParty[gBattleStruct->expGetterMonId], MON_DATA_SPDEF);
#else
gBattleMons[2].speed = GetMonData(&gPlayerParty[gBattleStruct->expGetterMonId], MON_DATA_SPEED);
#endif
gBattleMons[2].spAttack = GetMonData(&gPlayerParty[gBattleStruct->expGetterMonId], MON_DATA_SPATK);
}
gBattleScripting.getexpState = 5;
@ -6168,7 +6170,13 @@ static void Cmd_recordlastability(void)
{
gActiveBattler = GetBattlerForBattleScript(gBattlescriptCurrInstr[1]);
RecordAbilityBattle(gActiveBattler, gLastUsedAbility);
gBattlescriptCurrInstr += 1; // UB: Should be + 2, one byte for command and one byte for battlerId argument.
#ifdef BUGFIX
// This command occupies two bytes (one for the command id, and one for the battler id parameter).
gBattlescriptCurrInstr += 2;
#else
gBattlescriptCurrInstr += 1;
#endif
}
void BufferMoveToLearnIntoBattleTextBuff2(void)