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-rw-r--r--asm/field_control_avatar.s8
-rw-r--r--asm/field_specials.s6
-rw-r--r--asm/itemfinder.s834
-rw-r--r--baserom.ipsbin2012420 -> 2011595 bytes
-rw-r--r--data/itemfinder.s11
-rw-r--r--data/itemfinder/spr_tiles.pngbin0 -> 279 bytes
-rw-r--r--data/map_event_scripts.inc2
-rw-r--r--include/event_scripts.h2
-rw-r--r--include/field_specials.h2
-rw-r--r--include/fieldmap.h2
-rw-r--r--include/itemfinder.h2
-rw-r--r--ld_script.txt2
-rw-r--r--src/fieldmap.c2
-rw-r--r--src/item_use.c2
-rw-r--r--src/itemfinder.c613
15 files changed, 550 insertions, 938 deletions
diff --git a/asm/field_control_avatar.s b/asm/field_control_avatar.s
index 2eee6da2f..35d96eaa4 100644
--- a/asm/field_control_avatar.s
+++ b/asm/field_control_avatar.s
@@ -1152,24 +1152,24 @@ _0806D174:
_0806D17A:
ldr r0, [r5, 0x8]
movs r1, 0x3
- bl sub_80CC44C
+ bl GetHiddenItemAttr
lsls r0, 16
lsrs r0, 16
cmp r0, 0x1
beq _0806D164
ldr r0, [r5, 0x8]
movs r1, 0
- bl sub_80CC44C
+ bl GetHiddenItemAttr
ldr r1, _0806D1C4 @ =gSpecialVar_0x8005
strh r0, [r1]
ldr r0, [r5, 0x8]
movs r1, 0x1
- bl sub_80CC44C
+ bl GetHiddenItemAttr
ldr r4, _0806D1C8 @ =gSpecialVar_0x8004
strh r0, [r4]
ldr r0, [r5, 0x8]
movs r1, 0x2
- bl sub_80CC44C
+ bl GetHiddenItemAttr
ldr r1, _0806D1CC @ =gSpecialVar_0x8006
strh r0, [r1]
ldrh r0, [r4]
diff --git a/asm/field_specials.s b/asm/field_specials.s
index 4c37e0638..eaac4a481 100644
--- a/asm/field_specials.s
+++ b/asm/field_specials.s
@@ -3942,8 +3942,8 @@ _080CC444: .4byte gSpecialVar_0x8004
_080CC448: .4byte gSpecialVar_0x8006
thumb_func_end sub_80CC3CC
- thumb_func_start sub_80CC44C
-sub_80CC44C: @ 80CC44C
+ thumb_func_start GetHiddenItemAttr
+GetHiddenItemAttr: @ 80CC44C
push {lr}
lsls r1, 24
lsrs r1, 24
@@ -3980,7 +3980,7 @@ _080CC484:
_080CC486:
pop {r1}
bx r1
- thumb_func_end sub_80CC44C
+ thumb_func_end GetHiddenItemAttr
thumb_func_start sub_80CC48C
sub_80CC48C: @ 80CC48C
diff --git a/asm/itemfinder.s b/asm/itemfinder.s
deleted file mode 100644
index fbf0a8578..000000000
--- a/asm/itemfinder.s
+++ /dev/null
@@ -1,834 +0,0 @@
- .include "asm/macros.inc"
- .include "constants/constants.inc"
-
- .syntax unified
-
- .text
-
- thumb_func_start sub_813F070
-sub_813F070: @ 813F070
- push {r4-r6,lr}
- adds r4, r0, 0
- adds r5, r1, 0
- adds r6, r2, 0
- bl mapconnection_get_mapheader
- adds r3, r0, 0
- ldrb r0, [r4]
- cmp r0, 0x2
- beq _0813F098
- cmp r0, 0x2
- bgt _0813F08E
- cmp r0, 0x1
- beq _0813F0AC
- b _0813F0EC
-_0813F08E:
- cmp r0, 0x3
- beq _0813F0C4
- cmp r0, 0x4
- beq _0813F0CE
- b _0813F0EC
-_0813F098:
- ldr r0, [r4, 0x4]
- adds r0, 0x7
- subs r0, r5, r0
- lsls r0, 16
- lsrs r1, r0, 16
- ldr r0, [r3]
- ldr r0, [r0, 0x4]
- subs r0, 0x7
- adds r0, r6
- b _0813F0E2
-_0813F0AC:
- ldr r0, [r4, 0x4]
- adds r0, 0x7
- subs r0, r5, r0
- lsls r0, 16
- lsrs r1, r0, 16
- ldr r0, _0813F0C0 @ =gMapHeader
- ldr r0, [r0]
- ldr r0, [r0, 0x4]
- b _0813F0DE
- .align 2, 0
-_0813F0C0: .4byte gMapHeader
-_0813F0C4:
- ldr r0, [r3]
- ldr r0, [r0]
- subs r0, 0x7
- adds r0, r5
- b _0813F0D8
-_0813F0CE:
- ldr r0, _0813F0E8 @ =gMapHeader
- ldr r0, [r0]
- ldr r0, [r0]
- adds r0, 0x7
- subs r0, r5, r0
-_0813F0D8:
- lsls r0, 16
- lsrs r1, r0, 16
- ldr r0, [r4, 0x4]
-_0813F0DE:
- adds r0, 0x7
- subs r0, r6, r0
-_0813F0E2:
- lsls r0, 16
- lsrs r2, r0, 16
- b _0813F0F0
- .align 2, 0
-_0813F0E8: .4byte gMapHeader
-_0813F0EC:
- movs r0, 0
- b _0813F102
-_0813F0F0:
- ldr r0, [r3, 0x4]
- lsls r1, 16
- asrs r1, 16
- lsls r2, 16
- asrs r2, 16
- bl sub_813F004
- lsls r0, 24
- lsrs r0, 24
-_0813F102:
- pop {r4-r6}
- pop {r1}
- bx r1
- thumb_func_end sub_813F070
-
- thumb_func_start sub_813F108
-sub_813F108: @ 813F108
- push {r4-r7,lr}
- mov r7, r10
- mov r6, r9
- mov r5, r8
- push {r5-r7}
- sub sp, 0x14
- lsls r0, 24
- lsrs r0, 24
- str r0, [sp, 0x4]
- ldr r0, _0813F21C @ =gMapHeader
- ldr r1, [r0]
- ldr r0, [r1]
- adds r0, 0x7
- lsls r0, 16
- lsrs r0, 16
- str r0, [sp, 0x8]
- ldr r0, [r1, 0x4]
- adds r0, 0x7
- lsls r0, 16
- lsrs r0, 16
- str r0, [sp, 0xC]
- mov r4, sp
- adds r4, 0x2
- mov r0, sp
- adds r1, r4, 0
- bl PlayerGetDestCoords
- mov r0, sp
- ldrh r0, [r0]
- subs r0, 0x7
- lsls r0, 16
- lsrs r3, r0, 16
- asrs r0, 16
- mov r1, sp
- movs r2, 0
- ldrsh r1, [r1, r2]
- adds r1, 0x7
- cmp r0, r1
- bgt _0813F20C
-_0813F156:
- mov r5, sp
- ldrh r0, [r5, 0x2]
- subs r0, 0x5
- lsls r0, 16
- lsrs r4, r0, 16
- lsls r2, r4, 16
- asrs r1, r2, 16
- movs r6, 0x2
- ldrsh r0, [r5, r6]
- adds r0, 0x5
- lsls r3, 16
- mov r8, r3
- cmp r1, r0
- bgt _0813F1F6
- movs r0, 0x7
- str r0, [sp, 0x10]
- mov r1, r8
- asrs r1, 16
- mov r9, r1
- mov r10, r0
-_0813F17E:
- ldr r3, [sp, 0x10]
- cmp r3, r9
- bgt _0813F1A0
- ldr r5, [sp, 0x8]
- lsls r0, r5, 16
- asrs r0, 16
- cmp r9, r0
- bge _0813F1A0
- asrs r1, r2, 16
- cmp r10, r1
- bgt _0813F1A0
- ldr r6, [sp, 0xC]
- lsls r0, r6, 16
- asrs r0, 16
- lsls r7, r4, 16
- cmp r1, r0
- blt _0813F1DE
-_0813F1A0:
- mov r0, r8
- asrs r5, r0, 16
- lsls r4, 16
- asrs r6, r4, 16
- adds r0, r5, 0
- adds r1, r6, 0
- bl sub_805973C
- adds r7, r4, 0
- cmp r0, 0
- beq _0813F1DE
- adds r1, r5, 0
- adds r2, r6, 0
- bl sub_813F070
- lsls r0, 24
- lsrs r0, 24
- cmp r0, 0x1
- bne _0813F1DE
- mov r0, sp
- ldrh r1, [r0]
- subs r1, r5, r1
- lsls r1, 16
- asrs r1, 16
- ldrh r2, [r0, 0x2]
- subs r2, r6, r2
- lsls r2, 16
- asrs r2, 16
- ldr r0, [sp, 0x4]
- bl sub_813F220
-_0813F1DE:
- movs r1, 0x80
- lsls r1, 9
- adds r0, r7, r1
- lsrs r4, r0, 16
- lsls r2, r4, 16
- asrs r1, r2, 16
- mov r3, sp
- movs r5, 0x2
- ldrsh r0, [r3, r5]
- adds r0, 0x5
- cmp r1, r0
- ble _0813F17E
-_0813F1F6:
- movs r1, 0x80
- lsls r1, 9
- add r1, r8
- lsrs r3, r1, 16
- asrs r1, 16
- mov r0, sp
- movs r6, 0
- ldrsh r0, [r0, r6]
- adds r0, 0x7
- cmp r1, r0
- ble _0813F156
-_0813F20C:
- add sp, 0x14
- pop {r3-r5}
- mov r8, r3
- mov r9, r4
- mov r10, r5
- pop {r4-r7}
- pop {r0}
- bx r0
- .align 2, 0
-_0813F21C: .4byte gMapHeader
- thumb_func_end sub_813F108
-
- thumb_func_start sub_813F220
-sub_813F220: @ 813F220
- push {r4-r7,lr}
- mov r7, r9
- mov r6, r8
- push {r6,r7}
- lsls r0, 24
- lsrs r0, 24
- lsls r1, 16
- lsrs r7, r1, 16
- lsls r2, 16
- lsrs r2, 16
- mov r12, r2
- lsls r1, r0, 2
- adds r1, r0
- lsls r1, 3
- ldr r0, _0813F254 @ =gTasks+0x8
- adds r3, r1, r0
- movs r1, 0x4
- ldrsh r0, [r3, r1]
- cmp r0, 0
- bne _0813F258
- strh r7, [r3]
- mov r0, r12
- strh r0, [r3, 0x2]
- movs r0, 0x1
- strh r0, [r3, 0x4]
- b _0813F2E2
- .align 2, 0
-_0813F254: .4byte gTasks+0x8
-_0813F258:
- movs r1, 0
- ldrsh r0, [r3, r1]
- cmp r0, 0
- bge _0813F268
- negs r0, r0
- lsls r0, 16
- lsrs r4, r0, 16
- b _0813F26A
-_0813F268:
- ldrh r4, [r3]
-_0813F26A:
- movs r1, 0x2
- ldrsh r0, [r3, r1]
- ldrh r1, [r3, 0x2]
- mov r9, r1
- cmp r0, 0
- bge _0813F27E
- negs r0, r0
- lsls r0, 16
- lsrs r2, r0, 16
- b _0813F280
-_0813F27E:
- ldrh r2, [r3, 0x2]
-_0813F280:
- lsls r1, r7, 16
- asrs r0, r1, 16
- cmp r0, 0
- bge _0813F290
- negs r0, r0
- lsls r0, 16
- lsrs r6, r0, 16
- b _0813F292
-_0813F290:
- lsrs r6, r1, 16
-_0813F292:
- mov r1, r12
- lsls r0, r1, 16
- asrs r1, r0, 16
- mov r8, r0
- cmp r1, 0
- bge _0813F2A4
- negs r0, r1
- lsls r0, 16
- b _0813F2A6
-_0813F2A4:
- mov r0, r8
-_0813F2A6:
- lsrs r5, r0, 16
- lsls r0, r4, 16
- asrs r0, 16
- lsls r1, r2, 16
- asrs r2, r1, 16
- adds r4, r0, r2
- lsls r0, r6, 16
- asrs r0, 16
- lsls r1, r5, 16
- asrs r1, 16
- adds r0, r1
- cmp r4, r0
- ble _0813F2C8
- strh r7, [r3]
- mov r1, r12
- strh r1, [r3, 0x2]
- b _0813F2E2
-_0813F2C8:
- cmp r4, r0
- bne _0813F2E2
- cmp r2, r1
- bgt _0813F2DC
- cmp r2, r1
- bne _0813F2E2
- mov r1, r9
- lsls r0, r1, 16
- cmp r0, r8
- bge _0813F2E2
-_0813F2DC:
- strh r7, [r3]
- mov r0, r12
- strh r0, [r3, 0x2]
-_0813F2E2:
- pop {r3,r4}
- mov r8, r3
- mov r9, r4
- pop {r4-r7}
- pop {r0}
- bx r0
- thumb_func_end sub_813F220
-
- thumb_func_start GetPlayerDirectionTowardsHiddenItem
-GetPlayerDirectionTowardsHiddenItem: @ 813F2F0
- push {r4,r5,lr}
- lsls r0, 16
- lsls r1, 16
- lsrs r1, 16
- lsrs r2, r0, 16
- cmp r0, 0
- bne _0813F302
- cmp r1, 0
- beq _0813F35C
-_0813F302:
- lsls r0, r2, 16
- asrs r2, r0, 16
- adds r5, r0, 0
- cmp r2, 0
- bge _0813F314
- negs r0, r2
- lsls r0, 16
- lsrs r4, r0, 16
- b _0813F316
-_0813F314:
- lsrs r4, r5, 16
-_0813F316:
- lsls r0, r1, 16
- asrs r2, r0, 16
- adds r1, r0, 0
- cmp r2, 0
- bge _0813F328
- negs r0, r2
- lsls r0, 16
- lsrs r3, r0, 16
- b _0813F32A
-_0813F328:
- lsrs r3, r1, 16
-_0813F32A:
- lsls r0, r4, 16
- asrs r2, r0, 16
- lsls r0, r3, 16
- asrs r0, 16
- cmp r2, r0
- ble _0813F342
- cmp r5, 0
- bge _0813F33E
- movs r0, 0x4
- b _0813F35E
-_0813F33E:
- movs r0, 0x2
- b _0813F35E
-_0813F342:
- cmp r2, r0
- bge _0813F34C
- cmp r1, 0
- blt _0813F354
- b _0813F358
-_0813F34C:
- cmp r2, r0
- bne _0813F35C
- cmp r1, 0
- bge _0813F358
-_0813F354:
- movs r0, 0x1
- b _0813F35E
-_0813F358:
- movs r0, 0x3
- b _0813F35E
-_0813F35C:
- movs r0, 0
-_0813F35E:
- pop {r4,r5}
- pop {r1}
- bx r1
- thumb_func_end GetPlayerDirectionTowardsHiddenItem
-
- thumb_func_start sub_813F364
-sub_813F364: @ 813F364
- push {lr}
- lsls r0, 24
- lsrs r0, 24
- ldr r2, _0813F378 @ =gText_ItemfinderResponding
- ldr r3, _0813F37C @ =sub_813F380
- movs r1, 0x2
- bl DisplayItemMessageOnField
- pop {r0}
- bx r0
- .align 2, 0
-_0813F378: .4byte gText_ItemfinderResponding
-_0813F37C: .4byte sub_813F380
- thumb_func_end sub_813F364
-
- thumb_func_start sub_813F380
-sub_813F380: @ 813F380
- push {r4,lr}
- adds r4, r0, 0
- lsls r4, 24
- lsrs r4, 24
- bl sub_813F3FC
- movs r0, 0
- movs r1, 0x1
- bl ClearDialogWindowAndFrame
- bl sub_80696C0
- bl ScriptContext2_Disable
- adds r0, r4, 0
- bl DestroyTask
- pop {r4}
- pop {r0}
- bx r0
- thumb_func_end sub_813F380
-
- thumb_func_start sub_813F3A8
-sub_813F3A8: @ 813F3A8
- push {lr}
- lsls r0, 24
- lsrs r0, 24
- ldr r2, _0813F3BC @ =gText_ItemfinderShakingWildly
- ldr r3, _0813F3C0 @ =sub_813F3C4
- movs r1, 0x2
- bl DisplayItemMessageOnField
- pop {r0}
- bx r0
- .align 2, 0
-_0813F3BC: .4byte gText_ItemfinderShakingWildly
-_0813F3C0: .4byte sub_813F3C4
- thumb_func_end sub_813F3A8
-
- thumb_func_start sub_813F3C4
-sub_813F3C4: @ 813F3C4
- push {r4,lr}
- adds r4, r0, 0
- lsls r4, 24
- lsrs r4, 24
- bl sub_813F3FC
- adds r0, r4, 0
- bl DestroyTask
- ldr r0, _0813F3E8 @ =gUnknown_81A8D49
- bl ScriptContext1_SetupScript
- bl ScriptContext2_Enable
- pop {r4}
- pop {r0}
- bx r0
- .align 2, 0
-_0813F3E8: .4byte gUnknown_81A8D49
- thumb_func_end sub_813F3C4
-
- thumb_func_start sub_813F3EC
-sub_813F3EC: @ 813F3EC
- push {lr}
- ldr r0, _0813F3F8 @ =gUnknown_84647FC
- bl LoadSpriteSheet
- pop {r0}
- bx r0
- .align 2, 0
-_0813F3F8: .4byte gUnknown_84647FC
- thumb_func_end sub_813F3EC
-
- thumb_func_start sub_813F3FC
-sub_813F3FC: @ 813F3FC
- push {lr}
- movs r0, 0xFA
- lsls r0, 3
- bl FreeSpriteTilesByTag
- pop {r0}
- bx r0
- thumb_func_end sub_813F3FC
-
- thumb_func_start sub_813F40C
-sub_813F40C: @ 813F40C
- push {r4-r7,lr}
- adds r5, r0, 0
- lsls r5, 24
- lsrs r5, 24
- lsls r1, 24
- lsrs r7, r1, 24
- ldr r0, _0813F464 @ =gUnknown_84647E4
- movs r1, 0x78
- movs r2, 0x4C
- movs r3, 0
- bl CreateSprite
- lsls r0, 24
- lsrs r6, r0, 24
- ldr r0, _0813F468 @ =gSprites
- lsls r4, r6, 4
- adds r4, r6
- lsls r4, 2
- adds r4, r0
- ldrb r1, [r4, 0x5]
- movs r0, 0xF
- ands r0, r1
- strb r0, [r4, 0x5]
- adds r0, r4, 0
- adds r1, r5, 0
- bl StartSpriteAnim
- movs r0, 0
- strh r5, [r4, 0x3C]
- strh r0, [r4, 0x2E]
- strh r0, [r4, 0x34]
- strh r0, [r4, 0x36]
- movs r0, 0x78
- strh r0, [r4, 0x38]
- movs r0, 0x4C
- strh r0, [r4, 0x3A]
- cmp r7, 0x4
- bhi _0813F53E
- lsls r0, r7, 2
- ldr r1, _0813F46C @ =_0813F470
- adds r0, r1
- ldr r0, [r0]
- mov pc, r0
- .align 2, 0
-_0813F464: .4byte gUnknown_84647E4
-_0813F468: .4byte gSprites
-_0813F46C: .4byte _0813F470
- .align 2, 0
-_0813F470:
- .4byte _0813F484
- .4byte _0813F4C8
- .4byte _0813F4EC
- .4byte _0813F50C
- .4byte _0813F52C
-_0813F484:
- bl GetPlayerFacingDirection
- lsls r0, 24
- lsrs r0, 24
- cmp r0, 0x2
- beq _0813F4C8
- cmp r0, 0x2
- bgt _0813F49A
- cmp r0, 0x1
- beq _0813F50C
- b _0813F53E
-_0813F49A:
- cmp r0, 0x3
- beq _0813F4A4
- cmp r0, 0x4
- beq _0813F4EC
- b _0813F53E
-_0813F4A4:
- ldr r1, _0813F4C0 @ =gSprites
- lsls r0, r6, 4
- adds r0, r6
- lsls r0, 2
- adds r0, r1
- movs r2, 0
- ldr r1, _0813F4C4 @ =0x0000ff9c
- strh r1, [r0, 0x30]
- strh r2, [r0, 0x32]
- movs r1, 0
- bl StartSpriteAffineAnim
- b _0813F53E
- .align 2, 0
-_0813F4C0: .4byte gSprites
-_0813F4C4: .4byte 0x0000ff9c
-_0813F4C8:
- ldr r1, _0813F4E4 @ =gSprites
- lsls r0, r6, 4
- adds r0, r6
- lsls r0, 2
- adds r0, r1
- movs r1, 0
- strh r1, [r0, 0x30]
- ldr r1, _0813F4E8 @ =0x0000ff9c
- strh r1, [r0, 0x32]
- movs r1, 0x3
- bl StartSpriteAffineAnim
- b _0813F53E
- .align 2, 0
-_0813F4E4: .4byte gSprites
-_0813F4E8: .4byte 0x0000ff9c
-_0813F4EC:
- ldr r1, _0813F508 @ =gSprites
- lsls r0, r6, 4
- adds r0, r6
- lsls r0, 2
- adds r0, r1
- movs r2, 0
- movs r1, 0x64
- strh r1, [r0, 0x30]
- strh r2, [r0, 0x32]
- movs r1, 0x2
- bl StartSpriteAffineAnim
- b _0813F53E
- .align 2, 0
-_0813F508: .4byte gSprites
-_0813F50C:
- ldr r1, _0813F528 @ =gSprites
- lsls r0, r6, 4
- adds r0, r6
- lsls r0, 2
- adds r0, r1
- movs r1, 0
- strh r1, [r0, 0x30]
- movs r1, 0x64
- strh r1, [r0, 0x32]
- movs r1, 0x1
- bl StartSpriteAffineAnim
- b _0813F53E
- .align 2, 0
-_0813F528: .4byte gSprites
-_0813F52C:
- ldr r1, _0813F544 @ =gSprites
- lsls r0, r6, 4
- adds r0, r6
- lsls r0, 2
- adds r0, r1
- movs r2, 0
- ldr r1, _0813F548 @ =0x0000ff9c
- strh r1, [r0, 0x30]
- strh r2, [r0, 0x32]
-_0813F53E:
- pop {r4-r7}
- pop {r0}
- bx r0
- .align 2, 0
-_0813F544: .4byte gSprites
-_0813F548: .4byte 0x0000ff9c
- thumb_func_end sub_813F40C
-
- thumb_func_start sub_813F54C
-sub_813F54C: @ 813F54C
- push {lr}
- adds r2, r0, 0
- ldrh r0, [r2, 0x30]
- ldrh r1, [r2, 0x34]
- adds r0, r1
- strh r0, [r2, 0x34]
- ldrh r1, [r2, 0x32]
- ldrh r3, [r2, 0x36]
- adds r1, r3
- strh r1, [r2, 0x36]
- lsls r0, 16
- asrs r0, 24
- ldrh r3, [r2, 0x38]
- adds r0, r3
- strh r0, [r2, 0x20]
- lsls r1, 16
- asrs r1, 24
- ldrh r3, [r2, 0x3A]
- adds r1, r3
- strh r1, [r2, 0x22]
- subs r0, 0x69
- lsls r0, 16
- lsrs r0, 16
- cmp r0, 0x1B
- bhi _0813F58A
- lsls r0, r1, 16
- asrs r0, 16
- cmp r0, 0x3C
- ble _0813F58A
- cmp r0, 0x58
- ble _0813F58E
-_0813F58A:
- ldr r0, _0813F594 @ =sub_813F598
- str r0, [r2, 0x1C]
-_0813F58E:
- pop {r0}
- bx r0
- .align 2, 0
-_0813F594: .4byte sub_813F598
- thumb_func_end sub_813F54C
-
- thumb_func_start sub_813F598
-sub_813F598: @ 813F598
- push {r4,lr}
- adds r4, r0, 0
- bl FreeSpriteOamMatrix
- adds r0, r4, 0
- bl DestroySprite
- pop {r4}
- pop {r0}
- bx r0
- thumb_func_end sub_813F598
-
- thumb_func_start sub_813F5AC
-sub_813F5AC: @ 813F5AC
- push {r4,r5,lr}
- ldr r0, _0813F604 @ =gUnknown_84647E4
- movs r1, 0x78
- movs r2, 0x4C
- movs r3, 0
- bl CreateSprite
- adds r5, r0, 0
- lsls r5, 24
- lsrs r5, 24
- ldr r2, _0813F608 @ =gSprites
- lsls r1, r5, 4
- adds r1, r5
- lsls r1, 2
- adds r4, r1, r2
- ldrb r3, [r4, 0x5]
- movs r0, 0xF
- ands r0, r3
- strb r0, [r4, 0x5]
- adds r2, 0x1C
- adds r1, r2
- ldr r0, _0813F60C @ =sub_813F614
- str r0, [r1]
- adds r0, r4, 0
- movs r1, 0x4
- bl StartSpriteAnim
- movs r1, 0
- strh r1, [r4, 0x3C]
- strh r1, [r4, 0x2E]
- strh r1, [r4, 0x34]
- strh r1, [r4, 0x36]
- movs r0, 0x78
- strh r0, [r4, 0x38]
- movs r0, 0x4C
- strh r0, [r4, 0x3A]
- strh r1, [r4, 0x30]
- ldr r0, _0813F610 @ =0x0000ff9c
- strh r0, [r4, 0x32]
- adds r0, r5, 0
- pop {r4,r5}
- pop {r1}
- bx r1
- .align 2, 0
-_0813F604: .4byte gUnknown_84647E4
-_0813F608: .4byte gSprites
-_0813F60C: .4byte sub_813F614
-_0813F610: .4byte 0x0000ff9c
- thumb_func_end sub_813F5AC
-
- thumb_func_start sub_813F614
-sub_813F614: @ 813F614
- push {lr}
- adds r2, r0, 0
- ldrh r0, [r2, 0x30]
- ldrh r1, [r2, 0x34]
- adds r0, r1
- strh r0, [r2, 0x34]
- ldrh r1, [r2, 0x32]
- ldrh r3, [r2, 0x36]
- adds r1, r3
- strh r1, [r2, 0x36]
- lsls r0, 16
- asrs r0, 24
- ldrh r3, [r2, 0x38]
- adds r0, r3
- strh r0, [r2, 0x20]
- lsls r1, 16
- asrs r1, 24
- ldrh r3, [r2, 0x3A]
- adds r1, r3
- strh r1, [r2, 0x22]
- subs r0, 0x69
- lsls r0, 16
- lsrs r0, 16
- cmp r0, 0x1B
- bhi _0813F652
- lsls r0, r1, 16
- asrs r0, 16
- cmp r0, 0x3C
- ble _0813F652
- cmp r0, 0x58
- ble _0813F656
-_0813F652:
- ldr r0, _0813F65C @ =sub_813F660
- str r0, [r2, 0x1C]
-_0813F656:
- pop {r0}
- bx r0
- .align 2, 0
-_0813F65C: .4byte sub_813F660
- thumb_func_end sub_813F614
-
- thumb_func_start sub_813F660
-sub_813F660: @ 813F660
- push {lr}
- bl DestroySprite
- pop {r0}
- bx r0
- thumb_func_end sub_813F660
-
- .align 2, 0 @ Don't pad with nop.
diff --git a/baserom.ips b/baserom.ips
index e4c815c03..03cb2d9ad 100644
--- a/baserom.ips
+++ b/baserom.ips
Binary files differ
diff --git a/data/itemfinder.s b/data/itemfinder.s
deleted file mode 100644
index 88e9910f4..000000000
--- a/data/itemfinder.s
+++ /dev/null
@@ -1,11 +0,0 @@
- .section .rodata
- .align 2
-
-gUnknown_84644D0:: @ 84644D0
- .incbin "baserom.gba", 0x4644D0, 0x314
-
-gUnknown_84647E4:: @ 84647E4
- .incbin "baserom.gba", 0x4647E4, 0x18
-
-gUnknown_84647FC:: @ 84647FC
- .incbin "baserom.gba", 0x4647FC, 0x8
diff --git a/data/itemfinder/spr_tiles.png b/data/itemfinder/spr_tiles.png
new file mode 100644
index 000000000..4171f37b4
--- /dev/null
+++ b/data/itemfinder/spr_tiles.png
Binary files differ
diff --git a/data/map_event_scripts.inc b/data/map_event_scripts.inc
index 899ed20e6..cf0ce85fe 100644
--- a/data/map_event_scripts.inc
+++ b/data/map_event_scripts.inc
@@ -2275,7 +2275,7 @@ ViridianCity_PokemonCenter_2F_EventScript_1A8D02:: @ 81A8D02
VermilionCity_PokemonCenter_1F_EventScript_1A8D08:: @ 81A8D08
.incbin "baserom.gba", 0x1A8D08, 0x41
-gUnknown_81A8D49:: @ 81A8D49
+EventScript_ItemfinderDigUpUnderfootItem:: @ 81A8D49
.incbin "baserom.gba", 0x1A8D49, 0x4E
gUnknown_81A8D97:: @ 81A8D97
diff --git a/include/event_scripts.h b/include/event_scripts.h
index 91612c06b..310335196 100644
--- a/include/event_scripts.h
+++ b/include/event_scripts.h
@@ -1153,4 +1153,6 @@ extern const u8 EventScript_SafariRetire[];
extern const u8 EventScript_SafariWarpOut[];
extern const u8 EventScript_SafariOutOfBalls[];
+extern const u8 EventScript_ItemfinderDigUpUnderfootItem[];
+
#endif //GUARD_EVENT_SCRIPTS_H
diff --git a/include/field_specials.h b/include/field_specials.h
index 40adbdf9a..d5a3eead8 100644
--- a/include/field_specials.h
+++ b/include/field_specials.h
@@ -14,6 +14,6 @@ u8 ContextNpcGetTextColor(void);
void set_unknown_box_id(u8);
u16 get_unknown_box_id(void);
bool8 sub_80CC7B4(void);
-u16 sub_80CC44C(struct HiddenItemStruct hiddenItem, u8 attr);
+u16 GetHiddenItemAttr(struct HiddenItemStruct hiddenItem, u8 attr);
#endif // GUARD_FIELD_SPECIALS_H
diff --git a/include/fieldmap.h b/include/fieldmap.h
index 9903962a1..7bedb1d94 100644
--- a/include/fieldmap.h
+++ b/include/fieldmap.h
@@ -23,5 +23,7 @@ bool8 MapGridIsImpassableAt(s32, s32);
s32 GetMapBorderIdAt(s32, s32);
bool32 CanCameraMoveInDirection(s32);
u32 GetBehaviorByMetatileIdAndMapData(struct MapData *mapData, u16 metatile, u8 attr);
+const struct MapHeader * mapconnection_get_mapheader(struct MapConnection * connection);
+struct MapConnection * GetMapConnectionAtPos(s16 x, s16 y);
#endif //GUARD_FIELDMAP_H
diff --git a/include/itemfinder.h b/include/itemfinder.h
index 2b882b144..de63e9362 100644
--- a/include/itemfinder.h
+++ b/include/itemfinder.h
@@ -1,6 +1,6 @@
#ifndef GUARD_ITEMFINDER_H
#define GUARD_ITEMFINDER_H
-void sub_813EC8C(u8 taskId);
+void ItemUseOnFieldCB_Itemfinder(u8 taskId);
#endif //GUARD_ITEMFINDER_H
diff --git a/ld_script.txt b/ld_script.txt
index 596ef05e2..03c79232b 100644
--- a/ld_script.txt
+++ b/ld_script.txt
@@ -253,7 +253,6 @@ SECTIONS {
src/dynamic_placeholder_text_util.o(.text);
src/berry_pouch.o(.text);
src/itemfinder.o(.text);
- asm/itemfinder.o(.text);
src/buy_menu_helpers.o(.text);
src/slot_machine.o(.text);
src/roamer.o(.text);
@@ -469,7 +468,6 @@ SECTIONS {
src/dynamic_placeholder_text_util.o(.rodata);
src/berry_pouch.o(.rodata);
src/itemfinder.o(.rodata);
- data/itemfinder.o(.rodata);
src/buy_menu_helpers.o(.rodata);
src/slot_machine.o(.rodata);
src/roamer.o(.rodata);
diff --git a/src/fieldmap.c b/src/fieldmap.c
index 2683eaf62..000b8105b 100644
--- a/src/fieldmap.c
+++ b/src/fieldmap.c
@@ -833,7 +833,7 @@ s32 sub_80596FC(struct MapConnection *connection, s32 x, s32 y)
return FALSE;
}
-struct MapConnection *sub_805973C(s16 x, s16 y)
+struct MapConnection *GetMapConnectionAtPos(s16 x, s16 y)
{
s32 count;
struct MapConnection *connection;
diff --git a/src/item_use.c b/src/item_use.c
index 5fa9390c1..c472960bd 100644
--- a/src/item_use.c
+++ b/src/item_use.c
@@ -274,7 +274,7 @@ void ItemUseOnFieldCB_Rod(u8 taskId)
void ItemUseOutOfBattle_Itemfinder(u8 taskId)
{
IncrementGameStat(GAME_STAT_USED_ITEMFINDER);
- sItemUseOnFieldCB = sub_813EC8C;
+ sItemUseOnFieldCB = ItemUseOnFieldCB_Itemfinder;
sub_80A103C(taskId);
}
diff --git a/src/itemfinder.c b/src/itemfinder.c
index 20db9e5d2..e0300cac9 100644
--- a/src/itemfinder.c
+++ b/src/itemfinder.c
@@ -2,49 +2,153 @@
#include "task.h"
#include "new_menu_helpers.h"
#include "strings.h"
+#include "event_scripts.h"
#include "map_obj_lock.h"
#include "script.h"
#include "sound.h"
#include "event_data.h"
#include "field_player_avatar.h"
#include "field_specials.h"
+#include "fieldmap.h"
+#include "itemfinder.h"
#include "constants/songs.h"
-void sub_813ED18(u8 taskId);
-void sub_813ED3C(u8 taskId);
-void sub_813EDB0(u8 taskId);
-bool8 sub_813EE14(struct MapEvents *events, u8 taskId);
-void sub_813EF9C(u8 taskId);
-void sub_813F108(u8 taskId);
-void sub_813F220(u8 taskId, s16 dx, s16 dy);
-u8 GetPlayerDirectionTowardsHiddenItem(s16 x, s16 y);
-void sub_813F364(u8 taskId);
-void sub_813F3A8(u8 taskId);
-void sub_813F3EC(void);
-void sub_813F40C(u8 palIdx, u8 direction);
-u8 sub_813F5AC(void);
-void sub_813EF40(u8 taskId, struct HiddenItemStruct hiddenItem);
-
-void sub_813EC8C(u8 taskId)
+static void Task_NoResponse_CleanUp(u8 taskId);
+static void Task_ItemfinderResponseSoundsAndAnims(u8 taskId);
+static void Task_ItemfinderUnderfootSoundsAndAnims(u8 taskId);
+static bool8 HiddenItemIsWithinRangeOfPlayer(struct MapEvents *events, u8 taskId);
+static void SetUnderfootHiddenItem(u8 taskId, struct HiddenItemStruct hiddenItem);
+static void SetNormalHiddenItem(u8 taskId);
+static void FindHiddenItemsInConnectedMaps(u8 taskId);
+static void RegisterHiddenItemRelativeCoordsIfCloser(u8 taskId, s16 dx, s16 dy);
+static u8 GetPlayerDirectionTowardsHiddenItem(s16 itemX, s16 itemY);
+static void Task_ItemfinderResponsePrintMessage(u8 taskId);
+static void Task_ItemfinderResponseCleanUp(u8 taskId);
+static void Task_ItemfinderUnderfootPrintMessage(u8 taskId);
+static void Task_ItemfinderUnderfootDigUpItem(u8 taskId);
+static void DestroyArrowAndStarTiles(void);
+static void LoadArrowAndStarTiles(void);
+static void CreateArrowSprite(u8 animNum, u8 direction);
+static void SpriteCallback_Arrow(struct Sprite * sprite);
+static void SpriteCallback_DestroyArrow(struct Sprite * sprite);
+static u8 CreateStarSprite(void);
+static void SpriteCallback_Star(struct Sprite * sprite);
+static void SpriteCallback_DestroyStar(struct Sprite * sprite);
+
+#define ARROW_TILE_TAG 2000
+
+static const u16 sArrowAndStarSpriteTiles[] = INCBIN_U16("data/itemfinder/spr_tiles.4bpp");
+
+static const union AnimCmd sArrowAnim0[] = {
+ ANIMCMD_FRAME( 0, 10),
+ ANIMCMD_END
+};
+
+static const union AnimCmd sArrowAnim1[] = {
+ ANIMCMD_FRAME( 4, 10),
+ ANIMCMD_END
+};
+
+static const union AnimCmd sArrowAnim2[] = {
+ ANIMCMD_FRAME( 8, 10),
+ ANIMCMD_END
+};
+
+static const union AnimCmd sArrowAnim3[] = {
+ ANIMCMD_FRAME(12, 10),
+ ANIMCMD_END
+};
+
+static const union AnimCmd sStarAnim[] = {
+ ANIMCMD_FRAME(16, 10),
+ ANIMCMD_END
+};
+
+static const union AnimCmd *const sArrowAndStarSpriteAnimTable[] = {
+ sArrowAnim0,
+ sArrowAnim1,
+ sArrowAnim2,
+ sArrowAnim3,
+ sStarAnim
+};
+
+static const struct OamData sArrowAndStarSpriteOamData = {
+ .affineMode = ST_OAM_AFFINE_NORMAL,
+ .shape = ST_OAM_SQUARE,
+ .size = ST_OAM_SIZE_1
+};
+
+static const union AffineAnimCmd sAffineAnim_Left[] = {
+ AFFINEANIMCMD_FRAME(0, 0, 0x00, 1),
+ AFFINEANIMCMD_END
+};
+
+static const union AffineAnimCmd sAffineAnim_Down[] = {
+ AFFINEANIMCMD_FRAME(0, 0, 0x40, 1),
+ AFFINEANIMCMD_END
+};
+
+static const union AffineAnimCmd sAffineAnim_Right[] = {
+ AFFINEANIMCMD_FRAME(0, 0, 0x80, 1),
+ AFFINEANIMCMD_END
+};
+
+static const union AffineAnimCmd sAffineAnim_Up[] = {
+ AFFINEANIMCMD_FRAME(0, 0, 0xc0, 1),
+ AFFINEANIMCMD_END
+};
+
+static const union AffineAnimCmd *const sArrowAndStarSpriteAffineAnimTable[] = {
+ sAffineAnim_Left,
+ sAffineAnim_Down,
+ sAffineAnim_Right,
+ sAffineAnim_Up
+};
+
+static const struct SpriteTemplate gUnknown_84647E4 = {
+ .tileTag = ARROW_TILE_TAG,
+ .paletteTag = 0xFFFF,
+ .oam = &sArrowAndStarSpriteOamData,
+ .anims = sArrowAndStarSpriteAnimTable,
+ .affineAnims = sArrowAndStarSpriteAffineAnimTable,
+ .callback = SpriteCallback_Arrow
+};
+
+static const struct SpriteSheet sArrowAndStarSpriteSheet = {
+ .data = sArrowAndStarSpriteTiles,
+ .size = sizeof(sArrowAndStarSpriteTiles),
+ .tag = ARROW_TILE_TAG
+};
+
+#define tItemX data[0]
+#define tItemY data[1]
+#define tHiddenItemFound data[2]
+#define tDingTimer data[3]
+#define tNumDingsRemaining data[4]
+#define tDingNum data[5]
+#define tUnderfoot data[6]
+#define tStartSpriteId data[7]
+
+void ItemUseOnFieldCB_Itemfinder(u8 taskId)
{
u8 i;
for (i = 0; i < 16; i++)
gTasks[taskId].data[i] = 0;
- if (sub_813EE14(gMapHeader.events, taskId) == TRUE)
+ if (HiddenItemIsWithinRangeOfPlayer(gMapHeader.events, taskId) == TRUE)
{
- sub_813F3EC();
- if (gTasks[taskId].data[6] == 1)
- gTasks[taskId].func = sub_813EDB0;
+ LoadArrowAndStarTiles();
+ if (gTasks[taskId].tUnderfoot == TRUE)
+ gTasks[taskId].func = Task_ItemfinderUnderfootSoundsAndAnims;
else
- gTasks[taskId].func = sub_813ED3C;
+ gTasks[taskId].func = Task_ItemfinderResponseSoundsAndAnims;
}
else
{
- DisplayItemMessageOnField(taskId, 2, gText_NopeTheresNoResponse, sub_813ED18);
+ DisplayItemMessageOnField(taskId, 2, gText_NopeTheresNoResponse, Task_NoResponse_CleanUp);
}
}
-void sub_813ED18(u8 taskId)
+static void Task_NoResponse_CleanUp(u8 taskId)
{
ClearDialogWindowAndFrame(0, TRUE);
sub_80696C0();
@@ -52,66 +156,66 @@ void sub_813ED18(u8 taskId)
DestroyTask(taskId);
}
-void sub_813ED3C(u8 taskId)
+static void Task_ItemfinderResponseSoundsAndAnims(u8 taskId)
{
s16 * data = gTasks[taskId].data;
u8 direction;
- if (data[3] % 25 == 0)
+ if (tDingTimer % 25 == 0)
{
- direction = GetPlayerDirectionTowardsHiddenItem(data[0], data[1]);
- if (data[4] == 0)
+ direction = GetPlayerDirectionTowardsHiddenItem(tItemX, tItemY);
+ if (tNumDingsRemaining == 0)
{
- gTasks[taskId].func = sub_813F364;
+ gTasks[taskId].func = Task_ItemfinderResponsePrintMessage;
return;
}
else
{
PlaySE(SE_TOY_F);
- sub_813F40C(data[5], direction);
- data[5]++;
- data[4]--;
+ CreateArrowSprite(tDingNum, direction);
+ tDingNum++;
+ tNumDingsRemaining--;
}
}
- data[3]++;
+ tDingTimer++;
}
-void sub_813EDB0(u8 taskId)
+static void Task_ItemfinderUnderfootSoundsAndAnims(u8 taskId)
{
s16 * data = gTasks[taskId].data;
- if (data[3] % 25 == 0)
+ if (tDingTimer % 25 == 0)
{
- if (data[4] == 0)
+ if (tNumDingsRemaining == 0)
{
- gTasks[taskId].func = sub_813F3A8;
+ gTasks[taskId].func = Task_ItemfinderUnderfootPrintMessage;
return;
}
else
{
PlaySE(SE_TOY_F);
- data[7] = sub_813F5AC();
- data[5]++;
- data[4]--;
+ tStartSpriteId = CreateStarSprite();
+ tDingNum++;
+ tNumDingsRemaining--;
}
}
- data[3]++;
+ tDingTimer++;
}
-bool8 sub_813EE14(struct MapEvents *events, u8 taskId)
+static bool8 HiddenItemIsWithinRangeOfPlayer(struct MapEvents *events, u8 taskId)
{
s16 x, y, i, dx, dy;
PlayerGetDestCoords(&x, &y);
- gTasks[taskId].data[2] = 0;
+ gTasks[taskId].tHiddenItemFound = FALSE;
for (i = 0; i < events->bgEventCount; i++)
{
- if (events->bgEvents[i].kind == 7 && !FlagGet(sub_80CC44C(events->bgEvents[i].bgUnion.hiddenItem, 1)))
+ if (events->bgEvents[i].kind == 7 && !FlagGet(GetHiddenItemAttr(events->bgEvents[i].bgUnion.hiddenItem, 1)))
{
dx = events->bgEvents[i].x + 7 - x;
dy = events->bgEvents[i].y + 7 - y;
- if (sub_80CC44C(events->bgEvents[i].bgUnion.hiddenItem, 3) == TRUE)
+ if (GetHiddenItemAttr(events->bgEvents[i].bgUnion.hiddenItem, 3) == TRUE)
{
if (dx == 0 && dy == 0)
{
- sub_813EF40(taskId, events->bgEvents[i].bgUnion.hiddenItem);
+ SetUnderfootHiddenItem(taskId, events->bgEvents[i].bgUnion.hiddenItem);
return TRUE;
}
}
@@ -122,69 +226,72 @@ bool8 sub_813EE14(struct MapEvents *events, u8 taskId)
&& dy <= 5
)
{
- sub_813F220(taskId, dx, dy);
+ RegisterHiddenItemRelativeCoordsIfCloser(taskId, dx, dy);
}
}
}
- sub_813F108(taskId);
- if (gTasks[taskId].data[2] == 1)
+ FindHiddenItemsInConnectedMaps(taskId);
+ if (gTasks[taskId].tHiddenItemFound == TRUE)
{
- sub_813EF9C(taskId);
+ SetNormalHiddenItem(taskId);
return TRUE;
}
return FALSE;
}
-void sub_813EF40(u8 taskId, struct HiddenItemStruct hiddenItem)
+static void SetUnderfootHiddenItem(u8 taskId, struct HiddenItemStruct hiddenItem)
{
s16 * data = gTasks[taskId].data;
- gSpecialVar_0x8004 = sub_80CC44C(hiddenItem, 1);
- gSpecialVar_0x8005 = sub_80CC44C(hiddenItem, 0);
+ gSpecialVar_0x8004 = GetHiddenItemAttr(hiddenItem, 1);
+ gSpecialVar_0x8005 = GetHiddenItemAttr(hiddenItem, 0);
gSpecialVar_0x8006 = 1;
TV_PrintIntToStringVar(0, gSpecialVar_0x8005);
- data[2] = 1;
- data[0] = 0;
- data[1] = 0;
- data[4] = 3;
- data[6] = 1;
+ tHiddenItemFound = TRUE;
+ tItemX = 0;
+ tItemY = 0;
+ tNumDingsRemaining = 3;
+ tUnderfoot = TRUE;
}
-void sub_813EF9C(u8 taskId)
+static void SetNormalHiddenItem(u8 taskId)
{
s16 * data = gTasks[taskId].data;
- s16 r3 = data[1];
- s16 r2 = data[0];
- if (data[0] == 0 && data[1] == 0)
- data[4] = 4;
+ s16 absY = tItemY;
+ s16 absX = tItemX;
+
+ // The strength of the response increases inversely with distance to the item.
+ if (tItemX == 0 && tItemY == 0)
+ tNumDingsRemaining = 4;
else
{
- if (data[0] < 0)
- r2 = data[0] * -1;
- if (data[1] < 0)
- r3 = data[1] * -1;
- if (r2 > r3)
+ if (tItemX < 0)
+ absX = tItemX * -1;
+ if (tItemY < 0)
+ absY = tItemY * -1;
+ if (absX > absY)
{
- if (r2 > 3)
- data[4] = 2;
+ if (absX > 3)
+ tNumDingsRemaining = 2;
else
- data[4] = 4;
+ tNumDingsRemaining = 4;
}
else
{
- if (r3 > 3)
- data[4] = 2;
+ if (absY > 3)
+ tNumDingsRemaining = 2;
else
- data[4] = 4;
+ tNumDingsRemaining = 4;
}
}
}
-bool8 sub_813F004(struct MapEvents *events, s16 x, s16 y)
+static bool8 HiddenItemAtPos(struct MapEvents *events, s16 x, s16 y)
{
- s32 i;
- u16 eventFlag;
- s32 bgEventCount = events->bgEventCount;
+ u8 bgEventCount = events->bgEventCount;
struct BgEvent *bgEvents = events->bgEvents;
+ u16 eventFlag;
+ int i;
+
for (i = 0; i < bgEventCount; i++)
{
if (
@@ -193,8 +300,8 @@ bool8 sub_813F004(struct MapEvents *events, s16 x, s16 y)
&& y == bgEvents[i].y
)
{
- eventFlag = sub_80CC44C(bgEvents[i].bgUnion.hiddenItem, 1);
- if (sub_80CC44C(bgEvents[i].bgUnion.hiddenItem, 3) != TRUE && !FlagGet(eventFlag))
+ eventFlag = GetHiddenItemAttr(bgEvents[i].bgUnion.hiddenItem, 1);
+ if (GetHiddenItemAttr(bgEvents[i].bgUnion.hiddenItem, 3) != TRUE && !FlagGet(eventFlag))
return TRUE;
else
return FALSE;
@@ -202,3 +309,351 @@ bool8 sub_813F004(struct MapEvents *events, s16 x, s16 y)
}
return FALSE;
}
+
+static bool8 HiddenItemInConnectedMapAtPos(struct MapConnection * connection, s32 x, s32 y)
+{
+ const struct MapHeader *mapHeader;
+ u16 localX, localY;
+ u32 localOffset;
+ s32 localLength;
+
+ mapHeader = mapconnection_get_mapheader(connection);
+
+ switch (connection->direction)
+ {
+ // same weird temp variable behavior seen in HiddenItemAtPos
+ case 2:
+ localOffset = connection->offset + 7;
+ localX = x - localOffset;
+ localLength = mapHeader->mapData->height - 7;
+ localY = localLength + y; // additions are reversed for some reason
+ break;
+ case 1:
+ localOffset = connection->offset + 7;
+ localX = x - localOffset;
+ localLength = gMapHeader.mapData->height + 7;
+ localY = y - localLength;
+ break;
+ case 3:
+ localLength = mapHeader->mapData->width - 7;
+ localX = localLength + x; // additions are reversed for some reason
+ localOffset = connection->offset + 7;
+ localY = y - localOffset;
+ break;
+ case 4:
+ localLength = gMapHeader.mapData->width + 7;
+ localX = x - localLength;
+ localOffset = connection->offset + 7;
+ localY = y - localOffset;
+ break;
+ default:
+ return FALSE;
+ }
+ return HiddenItemAtPos(mapHeader->events, localX, localY);
+}
+
+static void FindHiddenItemsInConnectedMaps(u8 taskId)
+{
+ s16 x, y;
+ s16 curX, curY;
+ s16 width = gMapHeader.mapData->width + 7;
+ s16 height = gMapHeader.mapData->height + 7;
+
+ s16 var1 = 7;
+ s16 var2 = 7;
+
+ PlayerGetDestCoords(&x, &y);
+
+ for (curX = x - 7; curX <= x + 7; curX++)
+ {
+ for (curY = y - 5; curY <= y + 5; curY++)
+ {
+ if (var1 > curX
+ || curX >= width
+ || var2 > curY
+ || curY >= height)
+ {
+ struct MapConnection *conn = GetMapConnectionAtPos(curX, curY);
+ if (conn != NULL && HiddenItemInConnectedMapAtPos(conn, curX, curY) == TRUE)
+ RegisterHiddenItemRelativeCoordsIfCloser(taskId, curX - x, curY - y);
+ }
+ }
+ }
+}
+
+static void RegisterHiddenItemRelativeCoordsIfCloser(u8 taskId, s16 dx, s16 dy)
+{
+ s16 *data = gTasks[taskId].data;
+ s16 dx2, dy2, dx3, dy3;
+
+ if (tHiddenItemFound == FALSE)
+ {
+ tItemX = dx;
+ tItemY = dy;
+ tHiddenItemFound = TRUE;
+ }
+ else
+ {
+ // tItemX and tItemY contain the player's coordinates.
+ // dx and dy contain the item's coordinates.
+ if (tItemX < 0)
+ dx2 = tItemX * -1; // item is to the left
+ else
+ dx2 = tItemX; // item is to the right
+
+ if (tItemY < 0)
+ dy2 = tItemY * -1; // item is to the north
+ else
+ dy2 = tItemY; // item is to the south
+
+ if (dx < 0)
+ dx3 = dx * -1;
+ else
+ dx3 = dx;
+
+ if (dy < 0)
+ dy3 = dy * -1;
+ else
+ dy3 = dy;
+
+ if (dx2 + dy2 > dx3 + dy3)
+ {
+ tItemX = dx;
+ tItemY = dy;
+ }
+ else
+ {
+ if (dx2 + dy2 == dx3 + dy3 && (dy2 > dy3 || (dy2 == dy3 && tItemY < dy)))
+ {
+ tItemX = dx;
+ tItemY = dy;
+ }
+ }
+ }
+}
+
+static u8 GetPlayerDirectionTowardsHiddenItem(s16 itemX, s16 itemY)
+{
+ s16 abX, abY;
+
+ if (itemX == 0 && itemY == 0)
+ return DIR_NONE; // player is standing on the item.
+
+ // get absolute X distance.
+ if (itemX < 0)
+ abX = itemX * -1;
+ else
+ abX = itemX;
+
+ // get absolute Y distance.
+ if (itemY < 0)
+ abY = itemY * -1;
+ else
+ abY = itemY;
+
+ if (abX > abY)
+ {
+ if (itemX < 0)
+ return DIR_EAST;
+ else
+ return DIR_NORTH;
+ }
+ else
+ {
+ if (abX < abY)
+ {
+ if (itemY < 0)
+ return DIR_SOUTH;
+ else
+ return DIR_WEST;
+ }
+ if (abX == abY)
+ {
+ if (itemY < 0)
+ return DIR_SOUTH;
+ else
+ return DIR_WEST;
+ }
+ return DIR_NONE; // should never get here. return something so it doesnt crash.
+ }
+}
+
+static void Task_ItemfinderResponsePrintMessage(u8 taskId)
+{
+ DisplayItemMessageOnField(taskId, 2, gText_ItemfinderResponding, Task_ItemfinderResponseCleanUp);
+}
+
+static void Task_ItemfinderResponseCleanUp(u8 taskId)
+{
+ DestroyArrowAndStarTiles();
+ ClearDialogWindowAndFrame(0, TRUE);
+ sub_80696C0();
+ ScriptContext2_Disable();
+ DestroyTask(taskId);
+}
+
+static void Task_ItemfinderUnderfootPrintMessage(u8 taskId)
+{
+ DisplayItemMessageOnField(taskId, 2, gText_ItemfinderShakingWildly, Task_ItemfinderUnderfootDigUpItem);
+}
+
+static void Task_ItemfinderUnderfootDigUpItem(u8 taskId)
+{
+ DestroyArrowAndStarTiles();
+ DestroyTask(taskId);
+ ScriptContext1_SetupScript(EventScript_ItemfinderDigUpUnderfootItem);
+ ScriptContext2_Enable();
+}
+
+#undef tStartSpriteId
+#undef tUnderfoot
+#undef tDingNum
+#undef tNumDingsRemaining
+#undef tDingTimer
+#undef tHiddenItemFound
+#undef tItemY
+#undef tItemX
+
+#define spData0 data[0]
+#define spDeltaX data[1]
+#define spDeltaY data[2]
+#define spCurX data[3]
+#define spCurY data[4]
+#define spCenterX data[5]
+#define spCenterY data[6]
+#define spAnimNum data[7]
+
+static void LoadArrowAndStarTiles(void)
+{
+ LoadSpriteSheet(&sArrowAndStarSpriteSheet);
+}
+
+static void DestroyArrowAndStarTiles(void)
+{
+ FreeSpriteTilesByTag(ARROW_TILE_TAG);
+}
+
+static void CreateArrowSprite(u8 animNum, u8 direction)
+{
+ u8 spriteId = CreateSprite(&gUnknown_84647E4, 120, 76, 0);
+ gSprites[spriteId].oam.paletteNum = 0;
+ StartSpriteAnim(&gSprites[spriteId], animNum);
+ gSprites[spriteId].spAnimNum = animNum;
+ gSprites[spriteId].spData0 = 0;
+ gSprites[spriteId].spCurX = 0;
+ gSprites[spriteId].spCurY = 0;
+ gSprites[spriteId].spCenterX = 120;
+ gSprites[spriteId].spCenterY = 76;
+ switch (direction)
+ {
+ case DIR_NONE:
+ switch (GetPlayerFacingDirection())
+ {
+ case DIR_WEST:
+ gSprites[spriteId].spDeltaX = -100;
+ gSprites[spriteId].spDeltaY = 0;
+ StartSpriteAffineAnim(&gSprites[spriteId], 0);
+ break;
+ case DIR_NORTH:
+ gSprites[spriteId].spDeltaX = 0;
+ gSprites[spriteId].spDeltaY = -100;
+ StartSpriteAffineAnim(&gSprites[spriteId], 3);
+ break;
+ case DIR_EAST:
+ gSprites[spriteId].spDeltaX = 100;
+ gSprites[spriteId].spDeltaY = 0;
+ StartSpriteAffineAnim(&gSprites[spriteId], 2);
+ break;
+ case DIR_SOUTH:
+ gSprites[spriteId].spDeltaX = 0;
+ gSprites[spriteId].spDeltaY = 100;
+ StartSpriteAffineAnim(&gSprites[spriteId], 1);
+ break;
+ }
+ break;
+ case DIR_SOUTH:
+ gSprites[spriteId].spDeltaX = 0;
+ gSprites[spriteId].spDeltaY = -100;
+ StartSpriteAffineAnim(&gSprites[spriteId], 3);
+ break;
+ case DIR_NORTH:
+ gSprites[spriteId].spDeltaX = 100;
+ gSprites[spriteId].spDeltaY = 0;
+ StartSpriteAffineAnim(&gSprites[spriteId], 2);
+ break;
+ case DIR_WEST:
+ gSprites[spriteId].spDeltaX = 0;
+ gSprites[spriteId].spDeltaY = 100;
+ StartSpriteAffineAnim(&gSprites[spriteId], 1);
+ break;
+ case DIR_EAST:
+ gSprites[spriteId].spDeltaX = -100;
+ gSprites[spriteId].spDeltaY = 0;
+ break;
+ }
+}
+
+static void SpriteCallback_Arrow(struct Sprite * sprite)
+{
+ s16 x, y;
+ sprite->spCurX += sprite->spDeltaX;
+ sprite->spCurY += sprite->spDeltaY;
+ sprite->pos1.x = sprite->spCenterX + (sprite->spCurX >> 8);
+ sprite->pos1.y = sprite->spCenterY + (sprite->spCurY >> 8);
+ if (sprite->pos1.x <= 104
+ || sprite->pos1.x > 132
+ || sprite->pos1.y <= 60
+ || sprite->pos1.y > 88)
+ sprite->callback = SpriteCallback_DestroyArrow;
+}
+
+static void SpriteCallback_DestroyArrow(struct Sprite * sprite)
+{
+ FreeSpriteOamMatrix(sprite);
+ DestroySprite(sprite);
+}
+
+static u8 CreateStarSprite(void)
+{
+ u8 spriteId = CreateSprite(&gUnknown_84647E4, 120, 76, 0);
+ gSprites[spriteId].oam.paletteNum = 0;
+ gSprites[spriteId].callback = SpriteCallback_Star;
+ StartSpriteAnim(&gSprites[spriteId], 4);
+ gSprites[spriteId].spAnimNum = 0;
+ gSprites[spriteId].spData0 = 0;
+ gSprites[spriteId].spCurX = 0;
+ gSprites[spriteId].spCurY = 0;
+ gSprites[spriteId].spCenterX = 120;
+ gSprites[spriteId].spCenterY = 76;
+ gSprites[spriteId].spDeltaX = 0;
+ gSprites[spriteId].spDeltaY = -100;
+ return spriteId;
+}
+
+static void SpriteCallback_Star(struct Sprite * sprite)
+{
+ s16 x, y;
+ sprite->spCurX += sprite->spDeltaX;
+ sprite->spCurY += sprite->spDeltaY;
+ sprite->pos1.x = sprite->spCenterX + (sprite->spCurX >> 8);
+ sprite->pos1.y = sprite->spCenterY + (sprite->spCurY >> 8);
+ if (sprite->pos1.x <= 104
+ || sprite->pos1.x > 132
+ || sprite->pos1.y <= 60
+ || sprite->pos1.y > 88)
+ sprite->callback = SpriteCallback_DestroyStar;
+}
+
+static void SpriteCallback_DestroyStar(struct Sprite * sprite)
+{
+ DestroySprite(sprite);
+}
+
+#undef spAnimNum
+#undef spCenterY
+#undef spCenterX
+#undef spCurY
+#undef spCurX
+#undef spDeltaY
+#undef spDeltaX
+#undef spData0
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-07 10:00:17 +0000