From f4320b6fcd6b95fe96fabc29b2e7e1d4cf7f2fd4 Mon Sep 17 00:00:00 2001
From: theo3 <arisstephenson2@gmail.com>
Date: Wed, 22 Jul 2020 23:35:26 -0700
Subject: [PATCH] Menu struct fixed for good this time

---
 asm/code_080A3BD0.s      | 68 ----------------------------------------
 include/functions.h      |  7 +++++
 include/menu.h           |  4 ++-
 src/introSetTransition.c |  6 ++--
 src/sub_080A3B84.c       | 40 +++++++++++++++++++++++
 5 files changed, 53 insertions(+), 72 deletions(-)

diff --git a/asm/code_080A3BD0.s b/asm/code_080A3BD0.s
index 20ecf8e0..3cd69ca3 100644
--- a/asm/code_080A3BD0.s
+++ b/asm/code_080A3BD0.s
@@ -6,74 +6,6 @@
 
 	.text
 
-	thumb_func_start sub_080A3BD0
-sub_080A3BD0: @ 0x080A3BD0
-	push {r4, lr}
-	ldr r0, _080A3C54 @ =gMenu
-	movs r1, #0
-	movs r4, #1
-	strb r4, [r0, #1]
-	adds r0, #0x2a
-	strb r1, [r0]
-	bl sub_080A4D34
-	movs r0, #0xcb
-	bl LoadPalettesByPaletteGroupIndex
-	movs r0, #0x75
-	bl sub_0801D7EC
-	bl sub_080A4494
-	adds r1, r0, #7
-	cmp r1, #0
-	bge _080A3BFA
-	adds r1, #7
-_080A3BFA:
-	asrs r0, r1, #3
-	subs r0, #6
-	cmp r0, #0
-	bge _080A3C04
-	movs r0, #0
-_080A3C04:
-	cmp r0, #6
-	ble _080A3C0A
-	movs r0, #6
-_080A3C0A:
-	adds r0, #0x76
-	bl sub_0801D7EC
-	ldr r1, _080A3C58 @ =gScreen
-	ldrh r2, [r1]
-	movs r3, #0xf0
-	lsls r3, r3, #5
-	adds r0, r3, #0
-	orrs r0, r2
-	strh r0, [r1]
-	ldr r0, _080A3C5C @ =0x00001C01
-	strh r0, [r1, #0x14]
-	ldr r0, _080A3C60 @ =0x00001D02
-	strh r0, [r1, #0x20]
-	ldr r0, _080A3C64 @ =0x00001E0B
-	strh r0, [r1, #0x2c]
-	strh r4, [r1, #0x1a]
-	strh r4, [r1, #0x26]
-	strh r4, [r1, #0x32]
-	bl sub_080A4528
-	bl sub_080A4398
-	movs r0, #0
-	bl sub_0801E738
-	ldr r0, _080A3C68 @ =gUnk_081280DC
-	bl sub_080A70AC
-	movs r0, #1
-	bl sub_080A7114
-	movs r0, #6
-	movs r1, #8
-	bl DoFade
-	pop {r4, pc}
-	.align 2, 0
-_080A3C54: .4byte gMenu
-_080A3C58: .4byte gScreen
-_080A3C5C: .4byte 0x00001C01
-_080A3C60: .4byte 0x00001D02
-_080A3C64: .4byte 0x00001E0B
-_080A3C68: .4byte gUnk_081280DC
-
 	thumb_func_start sub_080A3C6C
 sub_080A3C6C: @ 0x080A3C6C
 	push {r4, r5, lr}
diff --git a/include/functions.h b/include/functions.h
index 2ba8c186..1c316dea 100644
--- a/include/functions.h
+++ b/include/functions.h
@@ -176,4 +176,11 @@ extern void sub_080A3B74(void);
 extern void sub_080A4054(void);
 extern void sub_0801C1D4(void);
 extern void sub_0801C208(void);
+extern void sub_080A4D34(void);
+extern u32 sub_080A4494(void);
+extern void sub_080A4528(void);
+extern void sub_080A4398(void);
+extern void sub_0801E738(u32);
+extern void sub_080A70AC(void*);
+extern void sub_080A7114(u32);
 #endif
diff --git a/include/menu.h b/include/menu.h
index 13564462..7da2a591 100644
--- a/include/menu.h
+++ b/include/menu.h
@@ -19,8 +19,10 @@ typedef struct {
 
 typedef struct {
     u8 field_0x0;
-    u16 field_0x1;
+    u8 field_0x1;
+    u8 field_0x2;
     u8 field_0x3;
+    u8 field_0x4;
     u8 menuType;
     u8 overlayType;
     u8 storyPanelIndex;
diff --git a/src/introSetTransition.c b/src/introSetTransition.c
index 638bf4c6..32bb02c3 100644
--- a/src/introSetTransition.c
+++ b/src/introSetTransition.c
@@ -117,7 +117,7 @@ void sub_080AD474(void)
             gMenu.menuType = 1;
             gMenu.overlayType = 0;
             gMenu.transitionTimer = 0x1e;
-            gMenu.field_0x3 = 7;
+            gMenu.field_0x4 = 7;
             EraseAllEntities();
             sub_080ADD30(sub_0801CFA8(0));
             gUnk_02024490 = 1;
@@ -191,8 +191,8 @@ void sub_080AD474(void)
                 sub_080ADA14(0x1ff,0);
             }
     }
-    if (gMenu.field_0x3 != ((struct_02000000*)0x2000000)->gameLanguage) {
-        gMenu.field_0x3 = ((struct_02000000*)0x2000000)->gameLanguage;
+    if (gMenu.field_0x4 != ((struct_02000000*)0x2000000)->gameLanguage) {
+        gMenu.field_0x4 = ((struct_02000000*)0x2000000)->gameLanguage;
         sub_0801D7EC(3);
     }
     sub_080AD89C();
diff --git a/src/sub_080A3B84.c b/src/sub_080A3B84.c
index 1a605c2a..80eff685 100644
--- a/src/sub_080A3B84.c
+++ b/src/sub_080A3B84.c
@@ -2,6 +2,7 @@
 #include "functions.h"
 #include "menu.h"
 #include "structures.h"
+#include "screen.h"
 
 extern void (*const gUnk_081280C4[])();
 
@@ -18,4 +19,43 @@ void DrawKinstoneMenu(void)
   sub_080AD9B0();
   sub_080AD918();
   gUnk_030010A0.field_0x24[8] = 0;
+}
+
+extern void gUnk_081280DC;
+
+void sub_080A3BD0(void)
+{
+  s32 iVar1;
+  s32 iVar2;
+  
+  gMenu.field_0x1 = 1;
+  gMenu.field_0x12[0x17] = 0;
+  sub_080A4D34();
+  LoadPalettesByPaletteGroupIndex(0xcb);
+  sub_0801D7EC(0x75);
+  
+  iVar1 = sub_080A4494();
+  iVar2 = iVar1 + 7;
+  if (iVar2 < 0) {
+    iVar2 += 0x7;
+  }
+
+  iVar1 = (iVar2 >> 3) - 6;
+  iVar1 = max(iVar1, 0);
+  iVar1 = min(iVar1, 6);
+
+  sub_0801D7EC(iVar1 + 0x76);
+  gScreen.lcd.lcdControl2 |= 0x1e00;
+  gScreen.bg1.unk = 0x1c01;
+  gScreen.bg2.unk = 0x1d02;
+  gScreen.affine.unk2 = 0x1e0b;
+  gScreen.bg2.bg0xOffset = 1;
+  gScreen.affine.bg2xOffset = 1;
+  gScreen.affine.bg3xOffset = 1;
+  sub_080A4528();
+  sub_080A4398();
+  sub_0801E738(0);
+  sub_080A70AC(&gUnk_081280DC);
+  sub_080A7114(1);
+  DoFade(6, 8);
 }
\ No newline at end of file