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-rw-r--r--src/field_specials.c129
1 files changed, 83 insertions, 46 deletions
diff --git a/src/field_specials.c b/src/field_specials.c
index 639d86e68..391985582 100644
--- a/src/field_specials.c
+++ b/src/field_specials.c
@@ -360,17 +360,17 @@ u8 GetSSTidalLocation(s8 *mapGroup, s8 *mapNum, s16 *x, s16 *y)
return 0;
}
-bool32 is_tile_that_overrides_player_control(void)
+bool32 ShouldDoWallyCall(void)
{
if (FlagGet(FLAG_ENABLE_FIRST_WALLY_POKENAV_CALL))
{
switch (gMapHeader.mapType)
{
- case 1:
- case 2:
- case 3:
- case 6:
- if (++(*GetVarPointer(VAR_0x40F2)) < 0xFA)
+ case MAP_TYPE_TOWN:
+ case MAP_TYPE_CITY:
+ case MAP_TYPE_ROUTE:
+ case MAP_TYPE_OCEAN_ROUTE:
+ if (++(*GetVarPointer(VAR_WALLY_CALL_STEP_COUNTER)) < 250)
{
return FALSE;
}
@@ -387,7 +387,7 @@ bool32 is_tile_that_overrides_player_control(void)
return TRUE;
}
-bool32 sub_8138120(void)
+bool32 ShouldDoWinonaCall(void)
{
if (FlagGet(FLAG_REGISTER_WINONA_POKENAV))
{
@@ -396,8 +396,8 @@ bool32 sub_8138120(void)
case MAP_TYPE_TOWN:
case MAP_TYPE_CITY:
case MAP_TYPE_ROUTE:
- case MAP_TYPE_6:
- if (++(*GetVarPointer(VAR_0x40F3)) < 10)
+ case MAP_TYPE_OCEAN_ROUTE:
+ if (++(*GetVarPointer(VAR_WINONA_CALL_STEP_COUNTER)) < 10)
{
return FALSE;
}
@@ -414,7 +414,7 @@ bool32 sub_8138120(void)
return TRUE;
}
-bool32 sub_8138168(void)
+bool32 ShouldDoScottCall(void)
{
if (FlagGet(FLAG_SCOTT_CALL_NATIONAL_DEX))
{
@@ -424,7 +424,7 @@ bool32 sub_8138168(void)
case 2:
case 3:
case 6:
- if (++(*GetVarPointer(VAR_0x40F5)) < 0xA)
+ if (++(*GetVarPointer(VAR_SCOTT_CALL_STEP_COUNTER)) < 10)
{
return FALSE;
}
@@ -441,7 +441,7 @@ bool32 sub_8138168(void)
return TRUE;
}
-bool32 sub_81381B0(void)
+bool32 ShouldDoRoxanneCall(void)
{
if (FlagGet(FLAG_ENABLE_ROXANNE_FIRST_CALL))
{
@@ -451,7 +451,7 @@ bool32 sub_81381B0(void)
case 2:
case 3:
case 6:
- if (++(*GetVarPointer(VAR_0x40F4)) < 0xFA)
+ if (++(*GetVarPointer(VAR_ROXANNE_CALL_STEP_COUNTER)) < 250)
{
return FALSE;
}
@@ -468,7 +468,7 @@ bool32 sub_81381B0(void)
return TRUE;
}
-bool32 sub_81381F8(void)
+bool32 ShouldDoRivalRayquazaCall(void)
{
if (FlagGet(FLAG_DEFEATED_MAGMA_SPACE_CENTER))
{
@@ -478,7 +478,7 @@ bool32 sub_81381F8(void)
case 2:
case 3:
case 6:
- if (++(*GetVarPointer(VAR_0x40F6)) < 0xFA)
+ if (++(*GetVarPointer(VAR_RIVAL_RAYQUAZA_CALL_STEP_COUNTER)) < 250)
{
return FALSE;
}
@@ -1516,7 +1516,7 @@ bool8 FoundBlackGlasses(void)
void SetRoute119Weather(void)
{
- if (is_map_type_1_2_3_5_or_6(GetLastUsedWarpMapType()) != TRUE)
+ if (IsMapTypeOutdoors(GetLastUsedWarpMapType()) != TRUE)
{
SetSav1Weather(20);
}
@@ -1524,7 +1524,7 @@ void SetRoute119Weather(void)
void SetRoute123Weather(void)
{
- if (is_map_type_1_2_3_5_or_6(GetLastUsedWarpMapType()) != TRUE)
+ if (IsMapTypeOutdoors(GetLastUsedWarpMapType()) != TRUE)
{
SetSav1Weather(21);
}
@@ -3421,40 +3421,59 @@ bool8 sub_813B260(void)
return FALSE;
}
-void sub_813B2E4(void)
+void CreateUnusualWeatherEvent(void)
{
u16 randomValue = Random();
- VarSet(VAR_0x4038, 0);
+ VarSet(VAR_UNUSUAL_WEATHER_STEP_COUNTER, 0);
if (FlagGet(FLAG_DEFEATED_KYOGRE) == TRUE)
{
- VarSet(VAR_0x4037, (randomValue & 7) + 1);
+ VarSet(VAR_UNUSUAL_WEATHER_LOCATION, (randomValue % UNUSUAL_WEATHER_COUNT_PER_LEGENDARY) + UNUSUAL_WEATHER_GROUDON_LOCATIONS_START);
}
else if (FlagGet(FLAG_DEFEATED_GROUDON) == TRUE)
{
- VarSet(VAR_0x4037, (randomValue & 7) + 9);
+ VarSet(VAR_UNUSUAL_WEATHER_LOCATION, (randomValue % UNUSUAL_WEATHER_COUNT_PER_LEGENDARY) + UNUSUAL_WEATHER_KYOGRE_LOCATIONS_START);
}
else if ((randomValue & 1) == 0)
{
randomValue = Random();
- VarSet(VAR_0x4037, (randomValue & 7) + 1);
+ VarSet(VAR_UNUSUAL_WEATHER_LOCATION, (randomValue % UNUSUAL_WEATHER_COUNT_PER_LEGENDARY) + UNUSUAL_WEATHER_GROUDON_LOCATIONS_START);
}
else
{
randomValue = Random();
- VarSet(VAR_0x4037, (randomValue & 7) + 9);
- }
-}
-
-bool32 sub_813B374(void)
-{
- static const u8 gUnknown_085B3400[] = { 0x1d, 0x1d, 0x1e, 0x1e, 0x1f, 0x1f, 0x21, 0x21, 0x14, 0x14, 0x28, 0x28, 0x2a, 0x2a, 0x2c, 0x2c };
+ VarSet(VAR_UNUSUAL_WEATHER_LOCATION, (randomValue % UNUSUAL_WEATHER_COUNT_PER_LEGENDARY) + UNUSUAL_WEATHER_KYOGRE_LOCATIONS_START);
+ }
+}
+
+// Saves the map name for the current unusual weather location in gStringVar1, then
+// returns TRUE if the weather is for Kyogre, and FALSE if it's for Groudon.
+bool32 GetUnusualWeatherMapNameAndType(void)
+{
+ static const u8 sUnusualWeatherMapNumbers[] = {
+ MAP_NUM(ROUTE114),
+ MAP_NUM(ROUTE114),
+ MAP_NUM(ROUTE115),
+ MAP_NUM(ROUTE115),
+ MAP_NUM(ROUTE116),
+ MAP_NUM(ROUTE116),
+ MAP_NUM(ROUTE118),
+ MAP_NUM(ROUTE118),
+ MAP_NUM(ROUTE105),
+ MAP_NUM(ROUTE105),
+ MAP_NUM(ROUTE125),
+ MAP_NUM(ROUTE125),
+ MAP_NUM(ROUTE127),
+ MAP_NUM(ROUTE127),
+ MAP_NUM(ROUTE129),
+ MAP_NUM(ROUTE129)
+ };
- u16 var = VarGet(VAR_0x4037);
+ u16 unusualWeather = VarGet(VAR_UNUSUAL_WEATHER_LOCATION);
- GetMapName(gStringVar1, gUnknown_085B3400[var - 1], 0);
+ GetMapName(gStringVar1, sUnusualWeatherMapNumbers[unusualWeather - 1], 0);
- if (var < 9)
+ if (unusualWeather < UNUSUAL_WEATHER_KYOGRE_LOCATIONS_START)
{
return FALSE;
}
@@ -3464,21 +3483,39 @@ bool32 sub_813B374(void)
}
}
-bool8 sub_813B3B0(void)
-{
- static const u8 gUnknown_085B3410[] = { 0x1d, 0x1d, 0x1e, 0x1e, 0x1f, 0x1f, 0x21, 0x21, 0x14, 0x14, 0x28, 0x28, 0x2a, 0x2a, 0x2c, 0x2c };
+bool8 UnusualWeatherHasExpired(void)
+{
+ // Duplicate array.
+ static const u8 sUnusualWeatherMapNumbers_2[] = {
+ MAP_NUM(ROUTE114),
+ MAP_NUM(ROUTE114),
+ MAP_NUM(ROUTE115),
+ MAP_NUM(ROUTE115),
+ MAP_NUM(ROUTE116),
+ MAP_NUM(ROUTE116),
+ MAP_NUM(ROUTE118),
+ MAP_NUM(ROUTE118),
+ MAP_NUM(ROUTE105),
+ MAP_NUM(ROUTE105),
+ MAP_NUM(ROUTE125),
+ MAP_NUM(ROUTE125),
+ MAP_NUM(ROUTE127),
+ MAP_NUM(ROUTE127),
+ MAP_NUM(ROUTE129),
+ MAP_NUM(ROUTE129)
+ };
- u16 var1 = VarGet(VAR_0x4038);
- u16 var2 = VarGet(VAR_0x4037);
+ u16 steps = VarGet(VAR_UNUSUAL_WEATHER_STEP_COUNTER);
+ u16 unusualWeather = VarGet(VAR_UNUSUAL_WEATHER_LOCATION);
- if (!var2)
+ if (unusualWeather == UNUSUAL_WEATHER_NONE)
{
return FALSE;
}
- if (++var1 > 999)
+ if (++steps > 999)
{
- VarSet(VAR_0x4038, 0);
+ VarSet(VAR_UNUSUAL_WEATHER_STEP_COUNTER, 0);
if (gSaveBlock1Ptr->location.mapGroup == MAP_GROUP(UNDERWATER_MARINE_CAVE))
{
switch (gSaveBlock1Ptr->location.mapNum)
@@ -3488,7 +3525,7 @@ bool8 sub_813B3B0(void)
case MAP_NUM(MARINE_CAVE_END):
case MAP_NUM(TERRA_CAVE_ENTRANCE):
case MAP_NUM(TERRA_CAVE_END):
- VarSet(VAR_0x4039, 1);
+ VarSet(VAR_SHOULD_END_UNUSUAL_WEATHER, 1);
return FALSE;
default:
break;
@@ -3503,27 +3540,27 @@ bool8 sub_813B3B0(void)
case MAP_NUM(UNDERWATER5):
case MAP_NUM(UNDERWATER6):
case MAP_NUM(UNDERWATER7):
- VarSet(VAR_0x4039, 1);
+ VarSet(VAR_SHOULD_END_UNUSUAL_WEATHER, 1);
return FALSE;
default:
break;
}
}
- if (gSaveBlock1Ptr->location.mapNum == gUnknown_085B3410[var2 - 1] &&
+ if (gSaveBlock1Ptr->location.mapNum == sUnusualWeatherMapNumbers_2[unusualWeather - 1] &&
gSaveBlock1Ptr->location.mapGroup == 0)
{
return TRUE;
}
else
{
- VarSet(VAR_0x4037, 0);
+ VarSet(VAR_UNUSUAL_WEATHER_LOCATION, UNUSUAL_WEATHER_NONE);
return FALSE;
}
}
else
{
- VarSet(VAR_0x4038, var1);
+ VarSet(VAR_UNUSUAL_WEATHER_STEP_COUNTER, steps);
return FALSE;
}
}
@@ -3577,7 +3614,7 @@ bool32 sub_813B4E0(void)
bool32 sub_813B514(void)
{
- if (!VarGet(VAR_0x403F))
+ if (!VarGet(VAR_ALWAYS_ZERO_0x403F))
{
return FALSE;
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-07 12:13:55 +0000