decompile sub_8010874

2 files changed, 227 insertions, 463 deletions

diff --git a/asm/battle_2.s b/asm/battle_2.s
index ecb1d0b59..765653b88 100644
--- a/asm/battle_2.s
+++ b/asm/battle_2.s
@@ -6,469 +6,6 @@
 
 	.text
 
-	thumb_func_start objc_dp11b_pingpong
-objc_dp11b_pingpong: @ 80107B0
-	push {r4,r5,lr}
-	adds r4, r0, 0
-	ldrh r0, [r4, 0x34]
-	lsls r0, 24
-	lsrs r5, r0, 24
-	movs r1, 0x36
-	ldrsh r0, [r4, r1]
-	cmp r0, 0x1
-	bne _080107C8
-	movs r2, 0x2E
-	ldrsh r0, [r4, r2]
-	b _080107CC
-_080107C8:
-	movs r1, 0x2E
-	ldrsh r0, [r4, r1]
-_080107CC:
-	movs r2, 0x32
-	ldrsh r1, [r4, r2]
-	bl Sin
-	ldr r2, _080107F8 @ =gSprites
-	lsls r1, r5, 4
-	adds r1, r5
-	lsls r1, 2
-	adds r1, r2
-	ldrh r2, [r4, 0x32]
-	adds r0, r2
-	strh r0, [r1, 0x26]
-	ldrh r0, [r4, 0x30]
-	ldrh r1, [r4, 0x2E]
-	adds r0, r1
-	movs r1, 0xFF
-	ands r0, r1
-	strh r0, [r4, 0x2E]
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080107F8: .4byte gSprites
-	thumb_func_end objc_dp11b_pingpong
-
-	thumb_func_start nullsub_41
-nullsub_41: @ 80107FC
-	bx lr
-	thumb_func_end nullsub_41
-
-	thumb_func_start sub_8010800
-sub_8010800: @ 8010800
-	push {lr}
-	bl sub_8010874
-	ldr r1, _08010818 @ =gUnknown_02024D1E
-	movs r0, 0
-	strb r0, [r1, 0x1]
-	ldr r1, _0801081C @ =gUnknown_030042D4
-	ldr r0, _08010820 @ =bc_8012FAC
-	str r0, [r1]
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08010818: .4byte gUnknown_02024D1E
-_0801081C: .4byte gUnknown_030042D4
-_08010820: .4byte bc_8012FAC
-	thumb_func_end sub_8010800
-
-	thumb_func_start sub_8010824
-sub_8010824: @ 8010824
-	push {r4,r5,lr}
-	ldr r0, _08010864 @ =gUnknown_030042D4
-	ldr r0, [r0]
-	bl _call_via_r0
-	ldr r1, _08010868 @ =gUnknown_02024A60
-	movs r0, 0
-	strb r0, [r1]
-	ldr r0, _0801086C @ =gUnknown_02024A68
-	ldrb r0, [r0]
-	cmp r0, 0
-	beq _0801085E
-	ldr r5, _08010870 @ =gUnknown_03004330
-	adds r4, r1, 0
-_08010840:
-	ldrb r0, [r4]
-	lsls r0, 2
-	adds r0, r5
-	ldr r0, [r0]
-	bl _call_via_r0
-	ldrb r0, [r4]
-	adds r0, 0x1
-	strb r0, [r4]
-	ldr r1, _0801086C @ =gUnknown_02024A68
-	lsls r0, 24
-	lsrs r0, 24
-	ldrb r1, [r1]
-	cmp r0, r1
-	bcc _08010840
-_0801085E:
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08010864: .4byte gUnknown_030042D4
-_08010868: .4byte gUnknown_02024A60
-_0801086C: .4byte gUnknown_02024A68
-_08010870: .4byte gUnknown_03004330
-	thumb_func_end sub_8010824
-
-	thumb_func_start sub_8010874
-sub_8010874: @ 8010874
-	push {r4-r7,lr}
-	mov r7, r10
-	mov r6, r9
-	mov r5, r8
-	push {r5-r7}
-	movs r0, 0
-	bl sub_801365C
-	bl sub_801377C
-	movs r2, 0
-	movs r3, 0
-	ldr r0, _08010AC8 @ =gUnknown_02024C4C
-	mov r10, r0
-	ldr r1, _08010ACC @ =gUnknown_02024C44
-	mov r9, r1
-	ldr r4, _08010AD0 @ =gUnknown_02024C3C
-	mov r8, r4
-	ldr r0, _08010AD4 @ =gUnknown_02024C34
-	mov r12, r0
-	ldr r4, _08010AD8 @ =gUnknown_02024CA8
-	movs r5, 0
-	ldr r7, _08010ADC @ =gUnknown_02024C2C
-	ldr r6, _08010AE0 @ =gUnknown_02024C54
-_080108A4:
-	ldr r0, _08010AE4 @ =gUnknown_02024C98
-	adds r0, r5, r0
-	str r3, [r0]
-	movs r1, 0
-_080108AC:
-	adds r0, r4, r1
-	strb r3, [r0]
-	adds r1, 0x1
-	cmp r1, 0x1B
-	bls _080108AC
-	movs r0, 0x2
-	strb r0, [r4, 0x16]
-	ldr r1, _08010AE8 @ =gUnknown_02024C70
-	adds r0, r2, r1
-	strb r3, [r0]
-	mov r0, r12
-	strh r3, [r0]
-	mov r1, r8
-	strh r3, [r1]
-	mov r0, r9
-	strh r3, [r0]
-	mov r1, r10
-	strh r3, [r1]
-	ldr r0, _08010AEC @ =gUnknown_02024C5C
-	adds r1, r2, r0
-	movs r0, 0xFF
-	strb r0, [r1]
-	strh r3, [r6]
-	strh r3, [r7]
-	ldr r1, _08010AF0 @ =0x02017100
-	adds r0, r5, r1
-	str r3, [r0]
-	movs r0, 0x2
-	add r10, r0
-	add r9, r0
-	add r8, r0
-	add r12, r0
-	adds r4, 0x1C
-	adds r5, 0x4
-	adds r7, 0x2
-	adds r6, 0x2
-	adds r2, 0x1
-	cmp r2, 0x3
-	ble _080108A4
-	movs r5, 0
-	ldr r3, _08010AF4 @ =gUnknown_02024C80
-	ldr r4, _08010AF8 @ =gUnknown_02024C7A
-	movs r2, 0x1
-_08010902:
-	strh r5, [r4]
-	movs r1, 0
-_08010906:
-	adds r0, r3, r1
-	strb r5, [r0]
-	adds r1, 0x1
-	cmp r1, 0xB
-	bls _08010906
-	adds r3, 0xC
-	adds r4, 0x2
-	subs r2, 0x1
-	cmp r2, 0
-	bge _08010902
-	movs r1, 0
-	ldr r2, _08010AFC @ =gPlayerMonIndex
-	strb r1, [r2]
-	ldr r3, _08010B00 @ =gEnemyMonIndex
-	strb r1, [r3]
-	ldr r4, _08010B04 @ =gBattleWeather
-	strh r1, [r4]
-	ldr r1, _08010B08 @ =gUnknown_02024DBC
-	movs r2, 0
-	movs r3, 0
-_0801092E:
-	adds r0, r1, r2
-	strb r3, [r0]
-	adds r2, 0x1
-	cmp r2, 0x2B
-	bls _0801092E
-	movs r0, 0
-	ldr r1, _08010B0C @ =gUnknown_02024C6C
-	str r0, [r1]
-	ldr r2, _08010B10 @ =gBattleTypeFlags
-	ldrh r1, [r2]
-	movs r0, 0x2
-	ands r0, r1
-	cmp r0, 0
-	bne _0801095C
-	ldr r3, _08010B14 @ =gSaveBlock2
-	ldrb r1, [r3, 0x15]
-	movs r0, 0x4
-	ands r0, r1
-	cmp r0, 0
-	beq _0801095C
-	movs r0, 0x80
-	ldr r4, _08010B0C @ =gUnknown_02024C6C
-	str r0, [r4]
-_0801095C:
-	ldr r1, _08010B14 @ =gSaveBlock2
-	ldrb r0, [r1, 0x15]
-	lsls r0, 30
-	lsrs r0, 31
-	ldr r3, _08010B18 @ =0x02000000
-	ldr r4, _08010B1C @ =0x00016084
-	adds r2, r3, r4
-	movs r1, 0
-	strb r0, [r2]
-	ldr r0, _08010B20 @ =gUnknown_02024C0E
-	strb r1, [r0]
-	ldr r2, _08010B24 @ =gUnknown_02024D26
-	strb r1, [r2]
-	ldr r3, _08010B28 @ =gUnknown_02024A64
-	str r1, [r3]
-	movs r2, 0
-	ldr r4, _08010B2C @ =gUnknown_02024D1A
-	strh r1, [r4]
-	ldr r1, _08010B18 @ =0x02000000
-	ldr r3, _08010B30 @ =0x00017130
-	adds r0, r1, r3
-	strb r2, [r0]
-	ldr r4, _08010B34 @ =0x00017160
-	adds r0, r1, r4
-	strb r2, [r0]
-	ldr r1, _08010B38 @ =gUnknown_02024D1E
-	movs r2, 0
-	adds r0, r1, 0x7
-_08010994:
-	strb r2, [r0]
-	subs r0, 0x1
-	cmp r0, r1
-	bge _08010994
-	movs r5, 0
-	ldr r0, _08010B3C @ =gUnknown_02024D18
-	strh r5, [r0]
-	movs r0, 0
-	ldr r1, _08010B40 @ =gBattleMoveDamage
-	str r0, [r1]
-	ldr r2, _08010B44 @ =gUnknown_02024DE8
-	strh r0, [r2]
-	ldr r4, _08010B18 @ =0x02000000
-	ldr r3, _08010B48 @ =0x00016002
-	adds r0, r4, r3
-	strb r5, [r0]
-	ldr r1, _08010B4C @ =0x000160a1
-	adds r0, r4, r1
-	strb r5, [r0]
-	ldr r2, _08010B50 @ =gUnknown_03004324
-	strb r5, [r2]
-	ldr r3, _08010B54 @ =gUnknown_02024C0C
-	strb r5, [r3]
-	subs r1, 0x29
-	adds r0, r4, r1
-	strb r5, [r0]
-	ldr r2, _08010B58 @ =0x00016086
-	adds r0, r4, r2
-	strb r5, [r0]
-	ldr r3, _08010B5C @ =0x00016087
-	adds r0, r4, r3
-	strb r5, [r0]
-	ldr r0, _08010B60 @ =gEnemyParty
-	movs r1, 0xB
-	bl GetMonData
-	ldr r2, _08010B64 @ =gBaseStats
-	lsls r1, r0, 3
-	subs r1, r0
-	lsls r1, 2
-	adds r1, r2
-	ldrb r1, [r1, 0x8]
-	movs r0, 0x64
-	muls r0, r1
-	ldr r1, _08010B68 @ =0x000004fb
-	bl __divsi3
-	ldr r2, _08010B6C @ =0x00016089
-	adds r1, r4, r2
-	strb r0, [r1]
-	ldr r3, _08010B70 @ =0x00016088
-	adds r1, r4, r3
-	movs r0, 0x3
-	strb r0, [r1]
-	ldr r1, _08010B74 @ =0x0001601b
-	adds r0, r4, r1
-	strb r5, [r0]
-	subs r2, 0x33
-	adds r1, r4, r2
-	movs r0, 0x1
-	strb r0, [r1]
-	movs r2, 0
-	movs r1, 0
-_08010A12:
-	ldr r3, _08010B78 @ =0x000160ac
-	adds r0, r2, r3
-	adds r0, r4
-	strb r1, [r0]
-	adds r3, 0x20
-	adds r0, r2, r3
-	adds r0, r4
-	strb r1, [r0]
-	adds r3, 0x1C
-	adds r0, r2, r3
-	adds r0, r4
-	strb r1, [r0]
-	adds r3, 0x8
-	adds r0, r2, r3
-	adds r0, r4
-	strb r1, [r0]
-	adds r3, 0x10
-	adds r0, r2, r3
-	adds r0, r4
-	strb r1, [r0]
-	adds r3, 0x8
-	adds r0, r2, r3
-	adds r0, r4
-	strb r1, [r0]
-	adds r2, 0x1
-	cmp r2, 0x7
-	ble _08010A12
-	ldr r4, _08010B18 @ =0x02000000
-	ldr r1, _08010B7C @ =0x000160c8
-	adds r0, r4, r1
-	movs r2, 0
-	movs r1, 0x6
-	strb r1, [r0]
-	subs r3, 0x3F
-	adds r0, r4, r3
-	strb r1, [r0]
-	ldr r1, _08010B80 @ =0x00016113
-	adds r0, r4, r1
-	strb r2, [r0]
-	ldr r3, _08010B84 @ =gUnknown_030042E0
-	movs r1, 0
-	movs r2, 0xA
-	adds r0, r3, 0
-	adds r0, 0x40
-_08010A6A:
-	strb r1, [r0]
-	subs r0, 0x1
-	subs r2, 0x1
-	cmp r2, 0
-	bge _08010A6A
-	movs r1, 0
-	strb r1, [r3, 0x13]
-	strb r1, [r3]
-	strb r1, [r3, 0x1]
-	strb r1, [r3, 0x2]
-	strb r1, [r3, 0x3]
-	strb r1, [r3, 0x4]
-	ldrb r2, [r3, 0x5]
-	movs r0, 0x2
-	negs r0, r0
-	ands r0, r2
-	movs r2, 0x3
-	negs r2, r2
-	ands r0, r2
-	strb r0, [r3, 0x5]
-	strh r1, [r3, 0x20]
-	strh r1, [r3, 0x22]
-	strh r1, [r3, 0x24]
-	strh r1, [r3, 0x6]
-	strh r1, [r3, 0x26]
-	strh r1, [r3, 0x28]
-	movs r2, 0
-	adds r5, r3, 0
-	adds r5, 0x8
-	movs r4, 0
-	adds r1, r3, 0
-	adds r1, 0x14
-_08010AAA:
-	adds r0, r2, r5
-	strb r4, [r0]
-	strb r4, [r1]
-	strb r4, [r1, 0x16]
-	adds r1, 0x1
-	adds r2, 0x1
-	cmp r2, 0x9
-	ble _08010AAA
-	pop {r3-r5}
-	mov r8, r3
-	mov r9, r4
-	mov r10, r5
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08010AC8: .4byte gUnknown_02024C4C
-_08010ACC: .4byte gUnknown_02024C44
-_08010AD0: .4byte gUnknown_02024C3C
-_08010AD4: .4byte gUnknown_02024C34
-_08010AD8: .4byte gUnknown_02024CA8
-_08010ADC: .4byte gUnknown_02024C2C
-_08010AE0: .4byte gUnknown_02024C54
-_08010AE4: .4byte gUnknown_02024C98
-_08010AE8: .4byte gUnknown_02024C70
-_08010AEC: .4byte gUnknown_02024C5C
-_08010AF0: .4byte 0x02017100
-_08010AF4: .4byte gUnknown_02024C80
-_08010AF8: .4byte gUnknown_02024C7A
-_08010AFC: .4byte gPlayerMonIndex
-_08010B00: .4byte gEnemyMonIndex
-_08010B04: .4byte gBattleWeather
-_08010B08: .4byte gUnknown_02024DBC
-_08010B0C: .4byte gUnknown_02024C6C
-_08010B10: .4byte gBattleTypeFlags
-_08010B14: .4byte gSaveBlock2
-_08010B18: .4byte 0x02000000
-_08010B1C: .4byte 0x00016084
-_08010B20: .4byte gUnknown_02024C0E
-_08010B24: .4byte gUnknown_02024D26
-_08010B28: .4byte gUnknown_02024A64
-_08010B2C: .4byte gUnknown_02024D1A
-_08010B30: .4byte 0x00017130
-_08010B34: .4byte 0x00017160
-_08010B38: .4byte gUnknown_02024D1E
-_08010B3C: .4byte gUnknown_02024D18
-_08010B40: .4byte gBattleMoveDamage
-_08010B44: .4byte gUnknown_02024DE8
-_08010B48: .4byte 0x00016002
-_08010B4C: .4byte 0x000160a1
-_08010B50: .4byte gUnknown_03004324
-_08010B54: .4byte gUnknown_02024C0C
-_08010B58: .4byte 0x00016086
-_08010B5C: .4byte 0x00016087
-_08010B60: .4byte gEnemyParty
-_08010B64: .4byte gBaseStats
-_08010B68: .4byte 0x000004fb
-_08010B6C: .4byte 0x00016089
-_08010B70: .4byte 0x00016088
-_08010B74: .4byte 0x0001601b
-_08010B78: .4byte 0x000160ac
-_08010B7C: .4byte 0x000160c8
-_08010B80: .4byte 0x00016113
-_08010B84: .4byte gUnknown_030042E0
-	thumb_func_end sub_8010874
-
 	thumb_func_start sub_8010B88
 sub_8010B88: @ 8010B88
 	push {r4-r7,lr}
diff --git a/src/battle_2.c b/src/battle_2.c
index 3e147e0c7..90ccb88ab 100644
--- a/src/battle_2.c
+++ b/src/battle_2.c
@@ -14,6 +14,7 @@
 #include "rng.h"
 #include "sound.h"
 #include "songs.h"
+#include "trig.h"
 
 struct MonCoords
 {
@@ -81,6 +82,31 @@ struct UnknownStruct10
     u8 filler4[8];
 };
 
+struct UnknownStruct11
+{
+    u8 unk0;
+    u8 unk1;
+    u8 unk2;
+    u8 unk3;
+    u8 unk4;
+    u8 unk5_0:1;
+    u8 unk5_1:1;
+    u16 unk6;
+    u8 unk8[10];
+    u8 unk12;
+    u8 unk13;
+    u8 unk14[10];
+    u8 filler1E[2];
+    u16 unk20;
+    u16 unk22;
+    u16 unk24;
+    u16 unk26;
+    u16 unk28;
+    u8 unk2A[10];
+    u8 filler34[2];
+    u8 unk36[10];
+};
+
 extern const struct UnknownStruct5 gUnknown_081F9674;
 extern const u8 gUnknown_081F96C8[];
 extern void *const gUnknown_081FAF4C[];
@@ -90,20 +116,65 @@ extern const u8 gSpeciesNames[][11];
 extern const struct BattleMove gBattleMoves[];
 extern const struct MonCoords gMonFrontPicCoords[];
 extern const struct MonCoords gCastformFrontSpriteCoords[];
+extern const struct BaseStats gBaseStats[];
 
 extern u8 ewram[];
 #define ewram0 (*(struct UnknownStruct7 *)(ewram + 0x0))
 #define ewram4 (*(struct UnknownStruct8 *)(ewram + 0x4))
+#define ewram16002 (ewram[0x16002])
+#define ewram1601B (ewram[0x1601B])
+#define ewram16056 (ewram[0x16056])
+#define ewram16078 (ewram[0x16078])
+#define ewram16084 (ewram[0x16084])
+#define ewram16086 (ewram[0x16086])
+#define ewram16087 (ewram[0x16087])
+#define ewram16088 (ewram[0x16088])
+#define ewram16089 (ewram[0x16089])
+#define ewram160A1 (ewram[0x160A1])
+#define ewram160AC ((u8 *)(ewram + 0x160AC))
+#define ewram160C8 (ewram[0x160C8])
+#define ewram160C9 (ewram[0x160C9])
 #define ewram160CB (ewram[0x160CB])
+#define ewram160CC ((u8 *)(ewram + 0x160CC))
+#define ewram160E8 ((u8 *)(ewram + 0x160E8))
+#define ewram160F0 ((u8 *)(ewram + 0x160F0))
+#define ewram16100 ((u8 *)(ewram + 0x16100))
+#define ewram16108 ((u8 *)(ewram + 0x16108))
+#define ewram16113 (ewram[0x16113])
+#define ewram17100 ((u32 *)(ewram + 0x17100))
+#define ewram17130 (ewram[0x17130])
+#define ewram17160 (ewram[0x17160])
 #define ewram17800 ((struct UnknownStruct9 *)(ewram + 0x17800))
 #define ewram17810 ((struct UnknownStruct10 *)(ewram + 0x17810))
 #define ewram1D000 ((struct Pokemon *)(ewram + 0x1D000))
 
 extern struct UnknownPokemonStruct2 gUnknown_02023A00[];
+extern u8 gUnknown_02024A60;
+extern u32 gUnknown_02024A64;
+extern u8 gUnknown_02024A68;
 extern u16 gUnknown_02024A6A[];
 extern u8 gUnknown_02024BE0[];
+extern u8 gUnknown_02024C0C;
+extern u8 gUnknown_02024C0E;
+extern u16 gUnknown_02024C2C[];
+extern u16 gUnknown_02024C34[];
+extern u16 gUnknown_02024C3C[];
+extern u16 gUnknown_02024C44[];
+extern u16 gUnknown_02024C4C[];
+extern u16 gUnknown_02024C54[];
+extern u8 gUnknown_02024C5C[];
+extern u32 gUnknown_02024C6C;
+extern u8 gUnknown_02024C70[];
+extern u16 gUnknown_02024C7A[];
+extern u8 gUnknown_02024C80[][12];
+extern u32 gUnknown_02024C98[];
+//extern u8 gUnknown_02024CA8[][0x1C];
+extern u16 gUnknown_02024D18;
+extern u16 gUnknown_02024D1A;
 extern u8 gUnknown_02024D1E[];
 extern u8 gUnknown_02024D1F[];  // I don't actually know what type this is.
+extern u8 gUnknown_02024D26;
+extern u8 gUnknown_02024DBC[];
 extern u16 gUnknown_02024DE8;
 extern u16 gUnknown_030041B0;
 extern u16 gUnknown_030041B4;
@@ -122,6 +193,10 @@ extern u16 gUnknown_030042A4;
 extern u16 gUnknown_030042C0;
 extern u16 gUnknown_030042C4;
 extern MainCallback gUnknown_030042D0;
+extern void (*gUnknown_030042D4)(void);
+extern struct UnknownStruct11 gUnknown_030042E0;
+extern u8 gUnknown_03004324;
+extern void (*gUnknown_03004330[])(void);
 extern u8 gUnknown_03004340[];
 extern struct UnknownStruct6 gUnknown_03004DE0;
 //extern u16 gUnknown_03004DE0[][0xA0];  // possibly?
@@ -132,6 +207,10 @@ extern u16 gTrainerBattleOpponent;
 extern struct BattleEnigmaBerry gEnigmaBerries[];
 extern u16 gBlockRecvBuffer[MAX_LINK_PLAYERS][BLOCK_BUFFER_SIZE / 2];
 extern u8 gBattleMonForms[];
+extern u8 gPlayerMonIndex;
+extern u8 gEnemyMonIndex;
+extern u16 gBattleWeather;
+extern u32 gBattleMoveDamage;
 
 extern void sub_800B858(void);
 extern void dp12_8087EA4(void);
@@ -172,6 +251,10 @@ void sub_801053C(struct Sprite *);
 void oac_poke_ally_(struct Sprite *);
 void nullsub_86(struct Sprite *);
 void objc_dp11b_pingpong(struct Sprite *);
+void sub_8010874(void);
+void bc_8012FAC(void);
+void sub_801365C(u8);
+void sub_801377C(void);
 
 void sub_800E7C4(void)
 {
@@ -1510,3 +1593,147 @@ void dp11b_obj_free(u8 a, u8 b)
     gSprites[r4].pos2.x = 0;
     gSprites[r4].pos2.y = 0;
 }
+
+void objc_dp11b_pingpong(struct Sprite *sprite)
+{
+    u8 spriteId = sprite->data3;
+    s32 var;
+    
+    if (sprite->data4 == 1)
+        var = sprite->data0;
+    else
+        var = sprite->data0;
+    
+    gSprites[spriteId].pos2.y = Sin(var, sprite->data2) + sprite->data2;
+    sprite->data0 = (sprite->data0 + sprite->data1) & 0xFF;
+}
+
+void nullsub_41(void)
+{
+}
+
+void sub_8010800(void)
+{
+    sub_8010874();
+    gUnknown_02024D1E[1] = 0;
+    gUnknown_030042D4 = bc_8012FAC;
+}
+
+void sub_8010824(void)
+{
+    gUnknown_030042D4();
+    gUnknown_02024A60 = 0;
+    
+    for (gUnknown_02024A60 = 0; gUnknown_02024A60 < gUnknown_02024A68; gUnknown_02024A60++)
+        gUnknown_03004330[gUnknown_02024A60]();
+}
+
+void sub_8010874(void)
+{
+    s32 i;
+    s32 j;
+    u8 *r4;
+    
+    sub_801365C(0);
+    sub_801377C();
+    
+    for (i = 0; i < 4; i++)
+    {
+        gUnknown_02024C98[i] = 0;
+        
+        r4 = (u8 *)&gUnknown_02024CA8[i];
+        for (j = 0; j < (u32)0x1C; j++)
+            r4[j] = 0;
+        
+        gUnknown_02024CA8[i].unk16 = 2;
+        gUnknown_02024C70[i] = 0;
+        gUnknown_02024C34[i] = 0;
+        gUnknown_02024C3C[i] = 0;
+        gUnknown_02024C44[i] = 0;
+        gUnknown_02024C4C[i] = 0;
+        gUnknown_02024C5C[i] = 0xFF;
+        gUnknown_02024C54[i] = 0;
+        gUnknown_02024C2C[i] = 0;
+        ewram17100[i] = 0;
+    }
+    
+    for (i = 0; i < 2; i++)
+    {        
+        gUnknown_02024C7A[i] = 0;
+        
+        r4 = (u8 *)&gUnknown_02024C80[i];
+        for (j = 0; j < (u32)12; j++)
+            r4[j] = 0;
+    }
+    
+    gPlayerMonIndex = 0;
+    gEnemyMonIndex = 0;
+    gBattleWeather = 0;
+    
+    r4 = (u8 *)&gUnknown_02024DBC;
+    for (i = 0; i < (u32)0x2C; i++)
+        r4[i] = 0;
+    
+    gUnknown_02024C6C = 0;
+    if ((gBattleTypeFlags & 2) == 0 && gSaveBlock2.optionsBattleSceneOff == TRUE)
+        gUnknown_02024C6C = 0x80;
+    ewram16084 = gSaveBlock2.optionsBattleStyle;
+    gUnknown_02024C0E = 0;
+    gUnknown_02024D26 = 0;
+    gUnknown_02024A64 = 0;
+    gUnknown_02024D1A = 0;
+    ewram17130 = 0;
+    ewram17160 = 0;
+    for (i = 0; i < 8; i++)
+        gUnknown_02024D1E[i] = 0;
+    gUnknown_02024D18 = 0;
+    gBattleMoveDamage = 0;
+    gUnknown_02024DE8 = 0;
+    ewram16002 = 0;
+    ewram160A1 = 0;
+    gUnknown_03004324 = 0;
+    gUnknown_02024C0C = 0;
+    ewram16078 = 0;
+    ewram16086 = 0;
+    ewram16087 = 0;
+    ewram16089 = gBaseStats[GetMonData(&gEnemyParty[0], MON_DATA_SPECIES)].catchRate * 100 / 1275;
+    ewram16088 = 3;
+    ewram1601B = 0;
+    ewram16056 = 1;
+    
+    for (i = 0; i < 8; i++)
+    {
+        ewram[i + 0x160AC] = 0;
+        ewram[i + 0x160CC] = 0;
+        ewram[i + 0x160E8] = 0;
+        ewram[i + 0x160F0] = 0;
+        ewram[i + 0x16100] = 0;
+        ewram[i + 0x16108] = 0;
+    }
+    
+    ewram160C8 = 6;
+    ewram160C9 = 6;
+    ewram16113 = 0;
+    for (i = 0; i < 11; i++)
+        gUnknown_030042E0.unk36[i] = 0;
+    gUnknown_030042E0.unk13 = 0;
+    gUnknown_030042E0.unk0 = 0;
+    gUnknown_030042E0.unk1 = 0;
+    gUnknown_030042E0.unk2 = 0;
+    gUnknown_030042E0.unk3 = 0;
+    gUnknown_030042E0.unk4 = 0;
+    gUnknown_030042E0.unk5_0 = 0;
+    gUnknown_030042E0.unk5_1 = 0;
+    gUnknown_030042E0.unk20 = 0;
+    gUnknown_030042E0.unk22 = 0;
+    gUnknown_030042E0.unk24 = 0;
+    gUnknown_030042E0.unk6 = 0;
+    gUnknown_030042E0.unk26 = 0;
+    gUnknown_030042E0.unk28 = 0;
+    for (i = 0; i < 10; i++)
+    {
+        gUnknown_030042E0.unk8[i] = 0;
+        gUnknown_030042E0.unk14[i] = 0;
+        gUnknown_030042E0.unk2A[i] = 0;
+    }
+}