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-rw-r--r--asm/fldeff_groundshake.s190
-rw-r--r--include/fldeff_groundshake.h23
-rw-r--r--ld_script.txt1
-rw-r--r--src/fldeff_groundshake.c85
4 files changed, 109 insertions, 190 deletions
diff --git a/asm/fldeff_groundshake.s b/asm/fldeff_groundshake.s
index 81d92430e..09c155ef1 100644
--- a/asm/fldeff_groundshake.s
+++ b/asm/fldeff_groundshake.s
@@ -5,196 +5,6 @@
.text
- thumb_func_start sub_81BE66C
-sub_81BE66C: @ 81BE66C
- push {lr}
- ldr r0, =gSaveBlock1Ptr
- ldr r0, [r0]
- ldrh r1, [r0, 0x4]
- movs r0, 0xD0
- lsls r0, 5
- cmp r1, r0
- bne _081BE690
- movs r0, 0xA7
- lsls r0, 1
- bl FlagGet
- lsls r0, 24
- lsrs r0, 24
- b _081BE692
- .pool
-_081BE690:
- movs r0, 0
-_081BE692:
- pop {r1}
- bx r1
- thumb_func_end sub_81BE66C
-
- thumb_func_start sub_81BE698
-sub_81BE698: @ 81BE698
- push {lr}
- ldr r0, =gUnknown_0203CF18
- ldr r0, [r0]
- adds r0, 0x4
- bl sub_8151E50
- pop {r0}
- bx r0
- .pool
- thumb_func_end sub_81BE698
-
- thumb_func_start sub_81BE6AC
-sub_81BE6AC: @ 81BE6AC
- ldr r1, =gUnknown_0203CF18
- movs r0, 0
- str r0, [r1]
- bx lr
- .pool
- thumb_func_end sub_81BE6AC
-
- thumb_func_start sub_81BE6B8
-sub_81BE6B8: @ 81BE6B8
- push {r4,lr}
- ldr r4, =gUnknown_0203CF18
- ldr r0, [r4]
- cmp r0, 0
- beq _081BE6CC
- movs r0, 0
- str r0, [r4]
- b _081BE718
- .pool
-_081BE6CC:
- ldr r0, =gSaveBlock1Ptr
- ldr r0, [r0]
- ldrh r1, [r0, 0x4]
- movs r0, 0xD0
- lsls r0, 5
- cmp r1, r0
- bne _081BE718
- movs r0, 0xA7
- lsls r0, 1
- bl FlagGet
- lsls r0, 24
- cmp r0, 0
- beq _081BE718
- movs r0, 0xC8
- bl AllocZeroed
- str r0, [r4]
- adds r0, 0x4
- bl sub_8151B3C
- ldr r0, [r4]
- adds r0, 0x4
- ldr r1, =gUnknown_08617E18
- bl sub_8151B68
- ldr r0, [r4]
- adds r0, 0x4
- movs r1, 0x1
- movs r2, 0x1
- bl sub_8151CA8
- ldr r0, =sub_81BE698
- movs r1, 0xFF
- bl CreateTask
- ldr r1, [r4]
- strb r0, [r1]
-_081BE718:
- pop {r4}
- pop {r0}
- bx r0
- .pool
- thumb_func_end sub_81BE6B8
-
- thumb_func_start sub_81BE72C
-sub_81BE72C: @ 81BE72C
- push {r4,lr}
- ldr r0, =gSaveBlock1Ptr
- ldr r0, [r0]
- ldrh r1, [r0, 0x4]
- movs r0, 0xD0
- lsls r0, 5
- cmp r1, r0
- bne _081BE788
- movs r0, 0xA7
- lsls r0, 1
- bl FlagGet
- lsls r0, 24
- cmp r0, 0
- beq _081BE788
- ldr r4, =gUnknown_0203CF18
- ldr r0, [r4]
- cmp r0, 0
- beq _081BE788
- ldr r0, =sub_81BE698
- bl FuncIsActiveTask
- lsls r0, 24
- cmp r0, 0
- beq _081BE766
- ldr r0, [r4]
- ldrb r0, [r0]
- bl DestroyTask
-_081BE766:
- ldr r0, [r4]
- adds r0, 0x4
- movs r1, 0x1
- movs r2, 0x1
- bl sub_8151D28
- ldr r0, [r4]
- adds r0, 0x4
- movs r1, 0x1
- movs r2, 0x1
- bl sub_8151C50
- ldr r0, [r4]
- bl Free
- movs r0, 0
- str r0, [r4]
-_081BE788:
- pop {r4}
- pop {r0}
- bx r0
- .pool
- thumb_func_end sub_81BE72C
-
- thumb_func_start sub_81BE79C
-sub_81BE79C: @ 81BE79C
- push {r4,lr}
- ldr r0, =0x000040cb
- bl VarGet
- lsls r0, 16
- cmp r0, 0
- beq _081BE7B8
- movs r0, 0xA7
- lsls r0, 1
- bl FlagClear
- b _081BE7EE
- .pool
-_081BE7B8:
- bl Random
- lsls r0, 16
- lsrs r4, r0, 16
- movs r0, 0x1
- ands r4, r0
- movs r0, 0x9D
- bl FlagGet
- lsls r0, 24
- lsrs r0, 24
- cmp r0, 0x1
- bne _081BE7D4
- movs r4, 0x1
-_081BE7D4:
- cmp r4, 0
- beq _081BE7E6
- movs r0, 0xA7
- lsls r0, 1
- bl FlagSet
- bl sub_81BE6B8
- b _081BE7EE
-_081BE7E6:
- movs r0, 0xA7
- lsls r0, 1
- bl FlagClear
-_081BE7EE:
- pop {r4}
- pop {r0}
- bx r0
- thumb_func_end sub_81BE79C
-
thumb_func_start sub_81BE7F4
sub_81BE7F4: @ 81BE7F4
push {lr}
diff --git a/include/fldeff_groundshake.h b/include/fldeff_groundshake.h
index 685a6d27c..77af19876 100644
--- a/include/fldeff_groundshake.h
+++ b/include/fldeff_groundshake.h
@@ -1,7 +1,30 @@
#ifndef GUARD_FLDEFF_GROUNDSHAKE_H
#define GUARD_FLDEFF_GROUNDSHAKE_H
+struct InnerStruct203CF18
+{
+ u8 filler[0xC4];
+};
+
+
+struct Struct203CF18 {
+ u8 taskId;
+ struct InnerStruct203CF18 unk4;
+}; //size = 0xC8
+
+
+void sub_8151B68(struct InnerStruct203CF18 *, const u8*);
+void sub_8151B3C(struct InnerStruct203CF18 *);
+void sub_8151CA8(struct InnerStruct203CF18 *, u8, u8);
+void sub_8151C50(struct InnerStruct203CF18 *, u8, u8);
+void sub_8151D28(struct InnerStruct203CF18 *, u8, u8);
+void sub_8151E50(struct InnerStruct203CF18 *);
+
void sub_81BE6B8(void);
void sub_81BE72C(void);
+extern struct Struct203CF18 *gUnknown_0203CF18;
+
+extern const u8 gUnknown_08617E18[];
+
#endif // GUARD_FLDEFF_GROUNDSHAKE_H
diff --git a/ld_script.txt b/ld_script.txt
index 5da05cf4b..4a9ac752c 100644
--- a/ld_script.txt
+++ b/ld_script.txt
@@ -258,6 +258,7 @@ SECTIONS {
src/multiboot.o(.text);
src/unk_81BAD84.o(.text);
src/battle_controller_player_partner.o(.text);
+ src/fldeff_groundshake.o(.text);
asm/fldeff_groundshake.o(.text);
asm/fossil_specials.o(.text);
src/berry_fix_program.o(.text);
diff --git a/src/fldeff_groundshake.c b/src/fldeff_groundshake.c
new file mode 100644
index 000000000..a4b36e539
--- /dev/null
+++ b/src/fldeff_groundshake.c
@@ -0,0 +1,85 @@
+#include "global.h"
+#include "constants/flags.h"
+#include "constants/songs.h"
+#include "event_data.h"
+#include "fldeff_groundshake.h"
+#include "malloc.h"
+#include "menu.h"
+#include "party_menu.h"
+#include "pokemon.h"
+#include "random.h"
+#include "sound.h"
+#include "sprite.h"
+#include "string_util.h"
+#include "strings.h"
+#include "task.h"
+
+bool8 sub_81BE66C(void)
+{
+ if (!(gSaveBlock1Ptr->location.mapGroup == 0x0 && gSaveBlock1Ptr->location.mapNum == 0x1A))
+ return 0;
+ return FlagGet(FLAG_0x14E);
+}
+
+void sub_81BE698(u8 taskId)
+{
+ sub_8151E50(&(gUnknown_0203CF18->unk4));
+}
+
+void sub_81BE6AC(void)
+{
+ gUnknown_0203CF18 = NULL;
+}
+
+void sub_81BE6B8(void)
+{
+ if(gUnknown_0203CF18 != NULL)
+ {
+ gUnknown_0203CF18 = NULL;
+ return;
+ }
+ if(!(gSaveBlock1Ptr->location.mapGroup == 0x0 && gSaveBlock1Ptr->location.mapNum == 0x1A) || !FlagGet(FLAG_0x14E))
+ return;
+
+ gUnknown_0203CF18 = (struct Struct203CF18 *)AllocZeroed(sizeof(struct Struct203CF18));
+ sub_8151B3C(&(gUnknown_0203CF18->unk4));
+ sub_8151B68(&(gUnknown_0203CF18->unk4), gUnknown_08617E18);
+ sub_8151CA8(&(gUnknown_0203CF18->unk4), 1, 1);
+ gUnknown_0203CF18->taskId = CreateTask(sub_81BE698, 0xFF);
+}
+
+void sub_81BE72C(void)
+{
+ if(!(gSaveBlock1Ptr->location.mapGroup == 0x0 && gSaveBlock1Ptr->location.mapNum == 0x1A) || !FlagGet(FLAG_0x14E) || gUnknown_0203CF18 == NULL)
+ return;
+ if(FuncIsActiveTask(sub_81BE698))
+ DestroyTask(gUnknown_0203CF18->taskId);
+ sub_8151D28(&(gUnknown_0203CF18->unk4), 1, 1);
+ sub_8151C50(&(gUnknown_0203CF18->unk4), 1, 1);
+ Free(gUnknown_0203CF18);
+ gUnknown_0203CF18 = NULL;
+}
+
+void sub_81BE79C(void)
+{
+ u16 rand;
+ bool8 chance;
+
+ if(VarGet(VAR_0x40CB) != 0)
+ {
+ FlagClear(FLAG_0x14E);
+ return;
+ }
+ rand = Random();
+ chance = rand & 1;
+ if(FlagGet(FLAG_0x09D) == TRUE)
+ chance = TRUE;
+ if(chance)
+ {
+ FlagSet(FLAG_0x14E);
+ sub_81BE6B8();
+ return;
+ }
+ FlagClear(FLAG_0x14E);
+}
+
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-01 17:51:45 +0000