From 25e34ec140e92201408dd5c95e8a51fe152fc829 Mon Sep 17 00:00:00 2001
From: Tom Overton <tom-overton@users.noreply.github.com>
Date: Mon, 9 Feb 2026 03:00:10 -0800
Subject: [PATCH] Match `Bg_Dblue_Balance` for JP 1.1 (#1853)

* Match `Bg_Dblue_Balance` for JP 1.1

* Respond to review
---
 .../ovl_Bg_Dblue_Balance/z_bg_dblue_balance.c | 31 +++++++++++++++++++
 .../ovl_Bg_Dblue_Balance/z_bg_dblue_balance.h |  5 +++
 2 files changed, 36 insertions(+)

diff --git a/src/overlays/actors/ovl_Bg_Dblue_Balance/z_bg_dblue_balance.c b/src/overlays/actors/ovl_Bg_Dblue_Balance/z_bg_dblue_balance.c
index 6de7ee17f0..a1fa4b52e5 100644
--- a/src/overlays/actors/ovl_Bg_Dblue_Balance/z_bg_dblue_balance.c
+++ b/src/overlays/actors/ovl_Bg_Dblue_Balance/z_bg_dblue_balance.c
@@ -292,12 +292,14 @@ void func_80B8296C(PlayState* play, Vec3f* arg1, f32 arg2) {
     }
 }
 
+#if MM_VERSION >= N64_US
 bool func_80B82B00(s16 arg0, s16 arg1, s16 arg2) {
     if (arg0 < arg1) {
         return (arg0 < arg2 && arg1 >= arg2);
     }
     return (arg0 < arg2 || arg1 >= arg2);
 }
+#endif
 
 void BgDblueBalance_Init(Actor* thisx, PlayState* play) {
     s32 pad;
@@ -548,7 +550,9 @@ void func_80B8330C(Actor* thisx, PlayState* play) {
 }
 
 void func_80B83344(BgDblueBalance* this) {
+#if MM_VERSION >= N64_US
     this->unk_178 = 0;
+#endif
     this->actionFunc = func_80B8335C;
 }
 
@@ -560,13 +564,18 @@ void func_80B8335C(BgDblueBalance* this, PlayState* play) {
 }
 
 void func_80B833A8(BgDblueBalance* this) {
+#if MM_VERSION >= N64_US
     this->unk_186 = 0;
     this->unk_187 = 0;
+#else
+    this->unk_17E_jp = 0;
+#endif
     this->actionFunc = func_80B833C4;
 }
 
 void func_80B833C4(BgDblueBalance* this, PlayState* play) {
     Actor* thisx = &this->dyna.actor;
+#if MM_VERSION >= N64_US
     s32 sp28 = false;
     s16 sp26;
     s16 sp24;
@@ -611,6 +620,28 @@ void func_80B833C4(BgDblueBalance* this, PlayState* play) {
         thisx->shape.rot.x = this->unk_184;
         func_80B83344(this);
     }
+#else
+    if (this->isSwitchFlagSet) {
+        if (!this->isSwitchFlagSet2 && (this->unk_17F == 0)) {
+            this->unk_17F = 1;
+        }
+
+        if (this->unk_178 >= 0x50) {
+            this->unk_178 -= 5;
+            this->unk_17E_jp = 0;
+        } else if (this->unk_17E_jp < 10) {
+            this->unk_178 -= 10;
+            this->unk_17E_jp++;
+        } else {
+            func_80B83344(this);
+        }
+    } else {
+        Math_StepToS(&this->unk_178, 0x1F4, 4);
+    }
+
+    thisx->shape.rot.x += this->unk_178;
+    func_80B8264C(this);
+#endif
 }
 
 void func_80B83518(Actor* thisx, PlayState* play) {
diff --git a/src/overlays/actors/ovl_Bg_Dblue_Balance/z_bg_dblue_balance.h b/src/overlays/actors/ovl_Bg_Dblue_Balance/z_bg_dblue_balance.h
index 4c16a1cb8c..a4c7e5ed4b 100644
--- a/src/overlays/actors/ovl_Bg_Dblue_Balance/z_bg_dblue_balance.h
+++ b/src/overlays/actors/ovl_Bg_Dblue_Balance/z_bg_dblue_balance.h
@@ -31,15 +31,20 @@ typedef struct BgDblueBalance {
     /* 0x17A */ s16 unk_17A;
     /* 0x17C */ s8 unk_17C;
     /* 0x17D */ s8 unk_17D;
+#if MM_VERSION < N64_US
+    /* 0x17E */ s8 unk_17E_jp;
+#endif
     /* 0x17E */ s8 unk_17E;
     /* 0x17F */ s8 unk_17F;
     /* 0x180 */ s8 isSwitchPressed;
     /* 0x181 */ s8 isHeavySwitchPressed;
     /* 0x182 */ s8 unk_182;
     /* 0x183 */ u8 unk_183;
+#if MM_VERSION >= N64_US
     /* 0x184 */ s16 unk_184;
     /* 0x186 */ s8 unk_186;
     /* 0x187 */ s8 unk_187;
+#endif
     /* 0x188 */ BgDblueBalanceStruct unk_188[8];
     /* 0x228 */ f32 unk_228;
 } BgDblueBalance; // size = 0x22C