Changed EVO_OVERWORLD_STEPS to use an EWRAM variable (#5047)

* Changed EVO_OVERWORLD_STEPS to use an EWRAM variable

* Fixed PC swapping not resetting the follower steps

data/scripts/debug.inc

@@ -439,4 +439,14 @@ Debug_EventScript_InflictStatus1_Text_Freeze:
 Debug_EventScript_InflictStatus1_Text_Frostbite:
 	.string "Frostbite$"
 
+Debug_EventScript_EWRAMCounters::
+	callnative CheckEWRAMCounters
+	msgbox Debug_EventScript_EWRAMCounters_Text, MSGBOX_DEFAULT
+	release
+	end
+
+Debug_EventScript_EWRAMCounters_Text::
+	.string "Follower Steps: {STR_VAR_1}.\n"
+	.string "Fishing Chain: {STR_VAR_2}.$"
+
 .endif

include/constants/pokemon.h

@@ -297,7 +297,7 @@
 #define EVO_RECOIL_DAMAGE_FEMALE          49     // Pokémon levels up after having suffered specified amount of non-fainting recoil damage as a female
 #define EVO_ITEM_COUNT_999                50     // Pokémon levels up after trainer has collected 999 of a specific item
 #define EVO_DEFEAT_WITH_ITEM              51     // Pokémon levels up after having defeat 3 Pokémon of the same species holding the specified item
-#define EVO_OVERWORLD_STEPS               52     // Pokémon levels up after having taken a specific amount of steps in the overworld
+#define EVO_OVERWORLD_STEPS               52     // Pokémon levels up after having taken a specific amount of steps in the overworld (or as the party lead if OW_FOLLOWERS_ENABLED is FALSE) without switching
 
 // Evolution 'modes,' for GetEvolutionTargetSpecies
 #define EVO_MODE_NORMAL            0

include/pokemon.h

@@ -684,6 +684,7 @@ extern struct Pokemon gPlayerParty[PARTY_SIZE];
 extern u8 gEnemyPartyCount;
 extern struct Pokemon gEnemyParty[PARTY_SIZE];
 extern struct SpriteTemplate gMultiuseSpriteTemplate;
+extern u16 gFollowerSteps;
 
 extern const struct MoveInfo gMovesInfo[];
 extern const u8 gFacilityClassToPicIndex[];

src/debug.c

@@ -99,6 +99,7 @@ enum UtilDebugMenu
     DEBUG_UTIL_MENU_ITEM_CHEAT,
     DEBUG_UTIL_MENU_ITEM_EXPANSION_VER,
     DEBUG_UTIL_MENU_ITEM_BERRY_FUNCTIONS,
+    DEBUG_UTIL_MENU_ITEM_EWRAM_COUNTERS,
 };
 
 enum GivePCBagDebugMenu
@@ -374,6 +375,7 @@ static void DebugAction_Util_Player_Id(u8 taskId);
 static void DebugAction_Util_CheatStart(u8 taskId);
 static void DebugAction_Util_ExpansionVersion(u8 taskId);
 static void DebugAction_Util_BerryFunctions(u8 taskId);
+static void DebugAction_Util_CheckEWRAMCounters(u8 taskId);
 
 static void DebugAction_OpenPCBagFillMenu(u8 taskId);
 static void DebugAction_PCBag_Fill_PCBoxes_Fast(u8 taskId);
@@ -476,6 +478,7 @@ extern const u8 Debug_CheckSaveBlock[];
 extern const u8 Debug_CheckROMSpace[];
 extern const u8 Debug_BoxFilledMessage[];
 extern const u8 Debug_ShowExpansionVersion[];
+extern const u8 Debug_EventScript_EWRAMCounters[];
 
 extern const u8 Debug_BerryPestsDisabled[];
 extern const u8 Debug_BerryWeedsDisabled[];
@@ -532,6 +535,7 @@ static const u8 sDebugText_Util_Player_Id[] =                _("New Trainer ID")
 static const u8 sDebugText_Util_CheatStart[] =               _("Cheat start");
 static const u8 sDebugText_Util_ExpansionVersion[] =         _("Expansion Version");
 static const u8 sDebugText_Util_BerryFunctions[] =           _("Berry Functions…{CLEAR_TO 110}{RIGHT_ARROW}");
+static const u8 sDebugText_Util_EWRAMCounters[] =            _("EWRAM Counters…{CLEAR_TO 110}{RIGHT_ARROW}");
 // PC/Bag Menu
 static const u8 sDebugText_PCBag_Fill[] =                    _("Fill…{CLEAR_TO 110}{RIGHT_ARROW}");
 static const u8 sDebugText_PCBag_Fill_Pc_Fast[] =            _("Fill PC Boxes Fast");
@@ -720,6 +724,7 @@ static const struct ListMenuItem sDebugMenu_Items_Utilities[] =
     [DEBUG_UTIL_MENU_ITEM_CHEAT]           = {sDebugText_Util_CheatStart,       DEBUG_UTIL_MENU_ITEM_CHEAT},
     [DEBUG_UTIL_MENU_ITEM_EXPANSION_VER]   = {sDebugText_Util_ExpansionVersion, DEBUG_UTIL_MENU_ITEM_EXPANSION_VER},
     [DEBUG_UTIL_MENU_ITEM_BERRY_FUNCTIONS] = {sDebugText_Util_BerryFunctions,   DEBUG_UTIL_MENU_ITEM_BERRY_FUNCTIONS},
+    [DEBUG_UTIL_MENU_ITEM_EWRAM_COUNTERS]  = {sDebugText_Util_EWRAMCounters,    DEBUG_UTIL_MENU_ITEM_EWRAM_COUNTERS},
 };
 
 static const struct ListMenuItem sDebugMenu_Items_PCBag[] =
@@ -889,6 +894,7 @@ static void (*const sDebugMenu_Actions_Utilities[])(u8) =
     [DEBUG_UTIL_MENU_ITEM_CHEAT]           = DebugAction_Util_CheatStart,
     [DEBUG_UTIL_MENU_ITEM_EXPANSION_VER]   = DebugAction_Util_ExpansionVersion,
     [DEBUG_UTIL_MENU_ITEM_BERRY_FUNCTIONS] = DebugAction_Util_BerryFunctions,
+    [DEBUG_UTIL_MENU_ITEM_EWRAM_COUNTERS]  = DebugAction_Util_CheckEWRAMCounters,
 };
 
 static void (*const sDebugMenu_Actions_PCBag[])(u8) =
@@ -5113,4 +5119,15 @@ static void DebugAction_Party_ClearParty(u8 taskId)
     Debug_DestroyMenu_Full(taskId);
 }
 
+void CheckEWRAMCounters(struct ScriptContext *ctx)
+{
+    ConvertIntToDecimalStringN(gStringVar1, gFollowerSteps, STR_CONV_MODE_LEFT_ALIGN, 5);
+    ConvertIntToDecimalStringN(gStringVar2, gChainFishingDexNavStreak, STR_CONV_MODE_LEFT_ALIGN, 5);
+}
+
+static void DebugAction_Util_CheckEWRAMCounters(u8 taskId)
+{
+    Debug_DestroyMenu_Full_Script(taskId, Debug_EventScript_EWRAMCounters);
+}
+
 #endif //DEBUG_OVERWORLD_MENU == TRUE

src/field_control_avatar.c

@@ -69,7 +69,7 @@ static bool8 TryStartWarpEventScript(struct MapPosition *, u16);
 static bool8 TryStartMiscWalkingScripts(u16);
 static bool8 TryStartStepCountScript(u16);
 static void UpdateFriendshipStepCounter(void);
-static void UpdateLetsGoEvolutionTracker(void);
+static void UpdateFollowerStepCounter(void);
 #if OW_POISON_DAMAGE < GEN_5
 static bool8 UpdatePoisonStepCounter(void);
 #endif // OW_POISON_DAMAGE
@@ -566,7 +566,7 @@ static bool8 TryStartStepCountScript(u16 metatileBehavior)
     IncrementRematchStepCounter();
     UpdateFriendshipStepCounter();
     UpdateFarawayIslandStepCounter();
-    UpdateLetsGoEvolutionTracker();
+    UpdateFollowerStepCounter();
 
     if (!(gPlayerAvatar.flags & PLAYER_AVATAR_FLAG_FORCED_MOVE) && !MetatileBehavior_IsForcedMovementTile(metatileBehavior))
     {
@@ -660,26 +660,10 @@ static void UpdateFriendshipStepCounter(void)
     }
 }
 
-static void UpdateLetsGoEvolutionTracker(void)
+static void UpdateFollowerStepCounter(void)
 {
-    u32 i;
+    if (gPlayerPartyCount > 0 && gFollowerSteps < (u16)-1)
-    u16 count;
+        gFollowerSteps++;
-    struct Pokemon *followingMon = GetFirstLiveMon();
-    const struct Evolution *evolutions = GetSpeciesEvolutions(GetMonData(followingMon, MON_DATA_SPECIES));
-
-    if (evolutions == NULL)
-        return;
-
-    for (i = 0; evolutions[i].method != EVOLUTIONS_END; i++)
-    {
-        if (evolutions[i].method != EVO_OVERWORLD_STEPS || SanitizeSpeciesId(evolutions[i].targetSpecies) == SPECIES_NONE)
-            continue;
-
-        // We only have 10 bits to use
-        count = min(1023, GetMonData(followingMon, MON_DATA_EVOLUTION_TRACKER) + 1);
-        SetMonData(followingMon, MON_DATA_EVOLUTION_TRACKER, &count);
-        return;
-    }
 }
 
 void ClearPoisonStepCounter(void)

src/party_menu.c

@@ -2987,6 +2987,9 @@ static void CB2_ReturnToPartyMenuFromSummaryScreen(void)
 
 static void CursorCb_Switch(u8 taskId)
 {
+    // Reset follower steps when the party leader is changed
+    if (gPartyMenu.slotId == 0 || gPartyMenu.slotId2 == 0)
+        gFollowerSteps = 0;
     PlaySE(SE_SELECT);
     gPartyMenu.action = PARTY_ACTION_SWITCH;
     PartyMenuRemoveWindow(&sPartyMenuInternal->windowId[1]);

src/pokemon.c

@@ -85,6 +85,7 @@ EWRAM_DATA struct Pokemon gEnemyParty[PARTY_SIZE] = {0};
 EWRAM_DATA struct SpriteTemplate gMultiuseSpriteTemplate = {0};
 EWRAM_DATA static struct MonSpritesGfxManager *sMonSpritesGfxManagers[MON_SPR_GFX_MANAGERS_COUNT] = {NULL};
 EWRAM_DATA static u8 sTriedEvolving = 0;
+EWRAM_DATA u16 gFollowerSteps = 0;
 
 #include "data/moves_info.h"
 #include "data/abilities.h"
@@ -4708,7 +4709,7 @@ u16 GetEvolutionTargetSpecies(struct Pokemon *mon, u8 mode, u16 evolutionItem, s
                     targetSpecies = evolutions[i].targetSpecies;
                 break;
             case EVO_OVERWORLD_STEPS:
-                if (evolutionTracker >= evolutions[i].param)
+                if (mon == GetFirstLiveMon() && gFollowerSteps >= evolutions[i].param)
                     targetSpecies = evolutions[i].targetSpecies;
                 break;
             }

src/pokemon_storage_system.c

@@ -6,6 +6,7 @@
 #include "dma3.h"
 #include "dynamic_placeholder_text_util.h"
 #include "event_data.h"
+#include "event_object_movement.h"
 #include "field_screen_effect.h"
 #include "field_weather.h"
 #include "fldeff_misc.h"
@@ -6412,9 +6413,15 @@ static void RefreshDisplayMon(void)
 static void SetMovingMonData(u8 boxId, u8 position)
 {
     if (boxId == TOTAL_BOXES_COUNT)
+    {
         sStorage->movingMon = gPlayerParty[sCursorPosition];
+        if (&gPlayerParty[sCursorPosition] == GetFirstLiveMon())
+            gFollowerSteps = 0;
+    }
     else
+    {
         BoxMonAtToMon(boxId, position, &sStorage->movingMon);
+    }
 
     PurgeMonOrBoxMon(boxId, position);
     sMovingMonOrigBoxId = boxId;
@@ -6427,9 +6434,15 @@ static void SetPlacedMonData(u8 boxId, u8 position)
         HealPokemon(&sStorage->movingMon);
 
     if (boxId == TOTAL_BOXES_COUNT)
+    {
         gPlayerParty[position] = sStorage->movingMon;
+        if (&gPlayerParty[position] == GetFirstLiveMon())
+            gFollowerSteps = 0;
+    }
     else
+    {
         SetBoxMonAt(boxId, position, &sStorage->movingMon.box);
+    }
 }
 
 static void PurgeMonOrBoxMon(u8 boxId, u8 position)

test/species.c

@@ -119,9 +119,6 @@ TEST("No species has two evolutions that use the evolution tracker")
     #ifdef EVO_DEFEAT_WITH_ITEM
          || evolutions[i].method == EVO_DEFEAT_WITH_ITEM
     #endif //EVO_DEFEAT_WITH_ITEM
-    #ifdef EVO_OVERWORLD_STEPS
-         || evolutions[i].method == EVO_OVERWORLD_STEPS
-    #endif //EVO_OVERWORLD_STEPS
         )
             evolutionTrackerEvolutions++;