decompile trainer_see.c (#102)

* begin decompiling trainer_see.c

* ...actually add the c file you dummy

* decompile more of trainer_see.c

* finish decompiling trainer_see.c

* formatting

5 files changed, 419 insertions, 1132 deletions

diff --git a/asm/trainer_see.s b/asm/trainer_see.s
deleted file mode 100644
index 18585ed3a..000000000
--- a/asm/trainer_see.s
+++ /dev/null
@@ -1,1119 +0,0 @@
-	.include "constants/gba_constants.inc"
-	.include "constants/species_constants.inc"
-	.include "asm/macros.inc"
-
-	.syntax unified
-
-	.text
-
-	thumb_func_start CheckTrainers
-CheckTrainers: @ 8083FBC
-	push {r4,r5,lr}
-	movs r4, 0
-	ldr r5, _08083FEC @ =gMapObjects
-_08083FC2:
-	lsls r0, r4, 3
-	adds r0, r4
-	lsls r0, 2
-	adds r1, r0, r5
-	ldrb r0, [r1]
-	lsls r0, 31
-	cmp r0, 0
-	beq _08083FF0
-	ldrb r0, [r1, 0x7]
-	cmp r0, 0x1
-	beq _08083FDC
-	cmp r0, 0x3
-	bne _08083FF0
-_08083FDC:
-	adds r0, r4, 0
-	bl CheckTrainer
-	lsls r0, 24
-	cmp r0, 0
-	beq _08083FF0
-	movs r0, 0x1
-	b _08083FFC
-	.align 2, 0
-_08083FEC: .4byte gMapObjects
-_08083FF0:
-	adds r0, r4, 0x1
-	lsls r0, 24
-	lsrs r4, r0, 24
-	cmp r4, 0xF
-	bls _08083FC2
-	movs r0, 0
-_08083FFC:
-	pop {r4,r5}
-	pop {r1}
-	bx r1
-	thumb_func_end CheckTrainers
-
-	thumb_func_start CheckTrainer
-CheckTrainer: @ 8084004
-	push {r4-r7,lr}
-	lsls r0, 24
-	lsrs r4, r0, 24
-	adds r7, r4, 0
-	adds r0, r4, 0
-	bl GetFieldObjectScriptPointerByFieldObjectId
-	adds r6, r0, 0
-	bl GetTrainerFlagFromScriptPointer
-	cmp r0, 0
-	bne _08084034
-	lsls r0, r4, 3
-	adds r0, r4
-	lsls r0, 2
-	ldr r1, _08084038 @ =gMapObjects
-	adds r5, r0, r1
-	adds r0, r5, 0
-	bl TrainerCanApproachPlayer
-	lsls r0, 24
-	lsrs r4, r0, 24
-	cmp r4, 0
-	bne _0808403C
-_08084034:
-	movs r0, 0
-	b _08084052
-	.align 2, 0
-_08084038: .4byte gMapObjects
-_0808403C:
-	adds r0, r7, 0
-	adds r1, r6, 0
-	bl TrainerWantsBattle
-	subs r1, r4, 0x1
-	lsls r1, 24
-	lsrs r1, 24
-	adds r0, r5, 0
-	bl sub_80842C8
-	movs r0, 0x1
-_08084052:
-	pop {r4-r7}
-	pop {r1}
-	bx r1
-	thumb_func_end CheckTrainer
-
-	thumb_func_start TrainerCanApproachPlayer
-TrainerCanApproachPlayer: @ 8084058
-	push {r4-r7,lr}
-	mov r7, r8
-	push {r7}
-	sub sp, 0x4
-	adds r7, r0, 0
-	mov r4, sp
-	adds r4, 0x2
-	mov r0, sp
-	adds r1, r4, 0
-	bl PlayerGetDestCoords
-	ldrb r0, [r7, 0x7]
-	mov r8, r4
-	cmp r0, 0x1
-	bne _080840B8
-	ldr r1, _080840B0 @ =gUnknown_0839B488
-	ldrb r0, [r7, 0x18]
-	lsls r0, 28
-	lsrs r0, 26
-	subs r0, 0x4
-	adds r0, r1
-	ldrb r1, [r7, 0x1D]
-	mov r2, sp
-	movs r3, 0
-	ldrsh r2, [r2, r3]
-	movs r5, 0
-	ldrsh r3, [r4, r5]
-	ldr r4, [r0]
-	adds r0, r7, 0
-	bl _call_via_r4
-	lsls r0, 24
-	lsrs r6, r0, 24
-	ldrb r2, [r7, 0x18]
-	lsls r2, 28
-	lsrs r2, 28
-	adds r0, r7, 0
-	adds r1, r6, 0
-	bl CheckPathBetweenTrainerAndPlayer
-	lsls r0, 24
-	lsrs r0, 24
-	b _080840F8
-	.align 2, 0
-_080840B0: .4byte gUnknown_0839B488
-_080840B4:
-	adds r0, r6, 0
-	b _080840F8
-_080840B8:
-	movs r5, 0
-_080840BA:
-	ldr r0, _08084104 @ =gUnknown_0839B488
-	lsls r4, r5, 2
-	adds r4, r0
-	ldrb r1, [r7, 0x1D]
-	mov r0, sp
-	movs r6, 0
-	ldrsh r2, [r0, r6]
-	mov r0, r8
-	movs r6, 0
-	ldrsh r3, [r0, r6]
-	ldr r4, [r4]
-	adds r0, r7, 0
-	bl _call_via_r4
-	lsls r0, 24
-	lsrs r6, r0, 24
-	adds r0, r5, 0x1
-	lsls r0, 24
-	lsrs r4, r0, 24
-	adds r0, r7, 0
-	adds r1, r6, 0
-	adds r2, r4, 0
-	bl CheckPathBetweenTrainerAndPlayer
-	lsls r0, 24
-	cmp r0, 0
-	bne _080840B4
-	adds r5, r4, 0
-	cmp r5, 0x3
-	bls _080840BA
-	movs r0, 0
-_080840F8:
-	add sp, 0x4
-	pop {r3}
-	mov r8, r3
-	pop {r4-r7}
-	pop {r1}
-	bx r1
-	.align 2, 0
-_08084104: .4byte gUnknown_0839B488
-	thumb_func_end TrainerCanApproachPlayer
-
-	thumb_func_start IsTrainerInRangeSouth
-IsTrainerInRangeSouth: @ 8084108
-	push {r4-r6,lr}
-	adds r4, r0, 0
-	lsls r1, 16
-	lsrs r6, r1, 16
-	lsls r3, 16
-	lsrs r5, r3, 16
-	movs r1, 0x10
-	ldrsh r0, [r4, r1]
-	lsls r2, 16
-	asrs r2, 16
-	cmp r0, r2
-	bne _08084142
-	lsls r0, r5, 16
-	asrs r2, r0, 16
-	ldrh r3, [r4, 0x12]
-	movs r1, 0x12
-	ldrsh r0, [r4, r1]
-	cmp r2, r0
-	ble _08084142
-	adds r1, r0, 0
-	lsls r0, r6, 16
-	asrs r0, 16
-	adds r1, r0
-	cmp r2, r1
-	bgt _08084142
-	subs r0, r5, r3
-	lsls r0, 24
-	lsrs r0, 24
-	b _08084144
-_08084142:
-	movs r0, 0
-_08084144:
-	pop {r4-r6}
-	pop {r1}
-	bx r1
-	thumb_func_end IsTrainerInRangeSouth
-
-	thumb_func_start IsTrainerInRangeNorth
-IsTrainerInRangeNorth: @ 808414C
-	push {r4-r6,lr}
-	adds r4, r0, 0
-	lsls r1, 16
-	lsrs r6, r1, 16
-	lsls r3, 16
-	lsrs r5, r3, 16
-	movs r1, 0x10
-	ldrsh r0, [r4, r1]
-	lsls r2, 16
-	asrs r2, 16
-	cmp r0, r2
-	bne _08084186
-	lsls r0, r5, 16
-	asrs r2, r0, 16
-	ldrh r3, [r4, 0x12]
-	movs r1, 0x12
-	ldrsh r0, [r4, r1]
-	cmp r2, r0
-	bge _08084186
-	adds r1, r0, 0
-	lsls r0, r6, 16
-	asrs r0, 16
-	subs r1, r0
-	cmp r2, r1
-	blt _08084186
-	subs r0, r3, r5
-	lsls r0, 24
-	lsrs r0, 24
-	b _08084188
-_08084186:
-	movs r0, 0
-_08084188:
-	pop {r4-r6}
-	pop {r1}
-	bx r1
-	thumb_func_end IsTrainerInRangeNorth
-
-	thumb_func_start IsTrainerInRangeWest
-IsTrainerInRangeWest: @ 8084190
-	push {r4-r6,lr}
-	adds r4, r0, 0
-	lsls r1, 16
-	lsrs r6, r1, 16
-	lsls r2, 16
-	lsrs r5, r2, 16
-	movs r1, 0x12
-	ldrsh r0, [r4, r1]
-	lsls r3, 16
-	asrs r3, 16
-	cmp r0, r3
-	bne _080841CA
-	lsls r0, r5, 16
-	asrs r3, r0, 16
-	ldrh r2, [r4, 0x10]
-	movs r1, 0x10
-	ldrsh r0, [r4, r1]
-	cmp r3, r0
-	bge _080841CA
-	adds r1, r0, 0
-	lsls r0, r6, 16
-	asrs r0, 16
-	subs r1, r0
-	cmp r3, r1
-	blt _080841CA
-	subs r0, r2, r5
-	lsls r0, 24
-	lsrs r0, 24
-	b _080841CC
-_080841CA:
-	movs r0, 0
-_080841CC:
-	pop {r4-r6}
-	pop {r1}
-	bx r1
-	thumb_func_end IsTrainerInRangeWest
-
-	thumb_func_start IsTrainerInRangeEast
-IsTrainerInRangeEast: @ 80841D4
-	push {r4-r6,lr}
-	adds r4, r0, 0
-	lsls r1, 16
-	lsrs r6, r1, 16
-	lsls r2, 16
-	lsrs r5, r2, 16
-	movs r1, 0x12
-	ldrsh r0, [r4, r1]
-	lsls r3, 16
-	asrs r3, 16
-	cmp r0, r3
-	bne _0808420E
-	lsls r0, r5, 16
-	asrs r3, r0, 16
-	ldrh r2, [r4, 0x10]
-	movs r1, 0x10
-	ldrsh r0, [r4, r1]
-	cmp r3, r0
-	ble _0808420E
-	adds r1, r0, 0
-	lsls r0, r6, 16
-	asrs r0, 16
-	adds r1, r0
-	cmp r3, r1
-	bgt _0808420E
-	subs r0, r5, r2
-	lsls r0, 24
-	lsrs r0, 24
-	b _08084210
-_0808420E:
-	movs r0, 0
-_08084210:
-	pop {r4-r6}
-	pop {r1}
-	bx r1
-	thumb_func_end IsTrainerInRangeEast
-
-	thumb_func_start CheckPathBetweenTrainerAndPlayer
-CheckPathBetweenTrainerAndPlayer: @ 8084218
-	push {r4-r7,lr}
-	mov r7, r9
-	mov r6, r8
-	push {r6,r7}
-	sub sp, 0x4
-	adds r6, r0, 0
-	lsls r1, 24
-	lsrs r1, 24
-	mov r9, r1
-	lsls r2, 24
-	lsrs r7, r2, 24
-	cmp r1, 0
-	beq _080842B2
-	ldrh r1, [r6, 0x10]
-	mov r0, sp
-	strh r1, [r0]
-	ldrh r0, [r6, 0x12]
-	mov r1, sp
-	adds r1, 0x2
-	strh r0, [r1]
-	movs r4, 0
-	mov r8, r1
-	mov r5, r9
-	subs r5, 0x1
-	cmp r4, r5
-	bgt _08084284
-_0808424C:
-	mov r0, sp
-	movs r2, 0
-	ldrsh r1, [r0, r2]
-	mov r3, r8
-	movs r0, 0
-	ldrsh r2, [r3, r0]
-	adds r0, r6, 0
-	adds r3, r7, 0
-	bl sub_8060024
-	lsls r0, 24
-	lsrs r1, r0, 24
-	cmp r1, 0
-	beq _08084270
-	movs r0, 0x1
-	ands r1, r0
-	cmp r1, 0
-	bne _080842B2
-_08084270:
-	adds r0, r4, 0x1
-	lsls r0, 24
-	lsrs r4, r0, 24
-	adds r0, r7, 0
-	mov r1, sp
-	mov r2, r8
-	bl MoveCoords
-	cmp r4, r5
-	ble _0808424C
-_08084284:
-	ldrb r4, [r6, 0x19]
-	lsls r5, r4, 28
-	lsrs r5, 28
-	lsrs r4, 4
-	movs r0, 0
-	strb r0, [r6, 0x19]
-	mov r0, sp
-	movs r2, 0
-	ldrsh r1, [r0, r2]
-	mov r3, r8
-	movs r0, 0
-	ldrsh r2, [r3, r0]
-	adds r0, r6, 0
-	adds r3, r7, 0
-	bl npc_block_way
-	lsls r0, 24
-	lsrs r1, r0, 24
-	lsls r4, 4
-	orrs r5, r4
-	strb r5, [r6, 0x19]
-	cmp r1, 0x4
-	beq _080842B6
-_080842B2:
-	movs r0, 0
-	b _080842B8
-_080842B6:
-	mov r0, r9
-_080842B8:
-	add sp, 0x4
-	pop {r3,r4}
-	mov r8, r3
-	mov r9, r4
-	pop {r4-r7}
-	pop {r1}
-	bx r1
-	thumb_func_end CheckPathBetweenTrainerAndPlayer
-
-	thumb_func_start sub_80842C8
-sub_80842C8: @ 80842C8
-	push {r4,r5,lr}
-	adds r5, r0, 0
-	lsls r4, r1, 24
-	lsrs r4, 24
-	ldr r0, _080842F4 @ =sub_808433C
-	movs r1, 0x50
-	bl CreateTask
-	lsls r0, 24
-	lsrs r0, 24
-	lsls r1, r0, 2
-	adds r1, r0
-	lsls r1, 3
-	ldr r0, _080842F8 @ =gTasks
-	adds r1, r0
-	lsrs r0, r5, 16
-	strh r0, [r1, 0xA]
-	strh r5, [r1, 0xC]
-	strh r4, [r1, 0xE]
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080842F4: .4byte sub_808433C
-_080842F8: .4byte gTasks
-	thumb_func_end sub_80842C8
-
-	thumb_func_start sub_80842FC
-sub_80842FC: @ 80842FC
-	push {r4-r6,lr}
-	adds r6, r0, 0
-	ldr r5, _08084334 @ =sub_808433C
-	adds r0, r5, 0
-	bl FindTaskIdByFunc
-	adds r4, r0, 0
-	lsls r4, 24
-	lsrs r4, 24
-	adds r0, r4, 0
-	adds r1, r5, 0
-	adds r2, r6, 0
-	bl SetTaskFuncWithFollowupFunc
-	ldr r1, _08084338 @ =gTasks
-	lsls r0, r4, 2
-	adds r0, r4
-	lsls r0, 3
-	adds r0, r1
-	movs r1, 0x1
-	strh r1, [r0, 0x8]
-	adds r0, r4, 0
-	bl _call_via_r5
-	pop {r4-r6}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08084334: .4byte sub_808433C
-_08084338: .4byte gTasks
-	thumb_func_end sub_80842FC
-
-	thumb_func_start sub_808433C
-sub_808433C: @ 808433C
-	push {r4-r7,lr}
-	lsls r0, 24
-	lsrs r6, r0, 24
-	lsls r0, r6, 2
-	adds r0, r6
-	lsls r0, 3
-	ldr r1, _08084368 @ =gTasks
-	adds r4, r0, r1
-	movs r1, 0xA
-	ldrsh r0, [r4, r1]
-	lsls r5, r0, 16
-	movs r1, 0xC
-	ldrsh r0, [r4, r1]
-	orrs r5, r0
-	ldrb r0, [r5]
-	lsls r0, 31
-	cmp r0, 0
-	bne _0808436C
-	adds r0, r6, 0
-	bl SwitchTaskToFollowupFunc
-	b _08084388
-	.align 2, 0
-_08084368: .4byte gTasks
-_0808436C:
-	ldr r7, _08084390 @ =gUnknown_0839B498
-_0808436E:
-	movs r1, 0x8
-	ldrsh r0, [r4, r1]
-	lsls r0, 2
-	adds r0, r7
-	ldr r3, [r0]
-	adds r0, r6, 0
-	adds r1, r4, 0
-	adds r2, r5, 0
-	bl _call_via_r3
-	lsls r0, 24
-	cmp r0, 0
-	bne _0808436E
-_08084388:
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08084390: .4byte gUnknown_0839B498
-	thumb_func_end sub_808433C
-
-	thumb_func_start sub_8084394
-sub_8084394: @ 8084394
-	movs r0, 0
-	bx lr
-	thumb_func_end sub_8084394
-
-	thumb_func_start sub_8084398
-sub_8084398: @ 8084398
-	push {r4,r5,lr}
-	adds r5, r1, 0
-	adds r4, r2, 0
-	ldr r1, _080843D8 @ =gUnknown_0202FF84
-	adds r2, r1, 0x4
-	adds r3, r1, 0
-	adds r3, 0x8
-	adds r0, r4, 0
-	bl FieldObjectGetLocalIdAndMap
-	movs r0, 0
-	bl FieldEffectStart
-	ldrb r0, [r4, 0x18]
-	lsls r0, 28
-	lsrs r0, 28
-	bl GetFaceDirectionAnimId
-	adds r1, r0, 0
-	lsls r1, 24
-	lsrs r1, 24
-	adds r0, r4, 0
-	bl FieldObjectSetSpecialAnim
-	ldrh r0, [r5, 0x8]
-	adds r0, 0x1
-	strh r0, [r5, 0x8]
-	movs r0, 0x1
-	pop {r4,r5}
-	pop {r1}
-	bx r1
-	.align 2, 0
-_080843D8: .4byte gUnknown_0202FF84
-	thumb_func_end sub_8084398
-
-	thumb_func_start sub_80843DC
-sub_80843DC: @ 80843DC
-	push {r4,r5,lr}
-	adds r4, r1, 0
-	adds r5, r2, 0
-	movs r0, 0
-	bl FieldEffectActiveListContains
-	lsls r0, 24
-	cmp r0, 0
-	beq _080843F2
-	movs r0, 0
-	b _08084414
-_080843F2:
-	ldrh r0, [r4, 0x8]
-	adds r0, 0x1
-	strh r0, [r4, 0x8]
-	ldrb r0, [r5, 0x6]
-	subs r0, 0x39
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x1
-	bhi _08084408
-	movs r0, 0x6
-	strh r0, [r4, 0x8]
-_08084408:
-	ldrb r0, [r5, 0x6]
-	cmp r0, 0x3F
-	bne _08084412
-	movs r0, 0x8
-	strh r0, [r4, 0x8]
-_08084412:
-	movs r0, 0x1
-_08084414:
-	pop {r4,r5}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80843DC
-
-	thumb_func_start sub_808441C
-sub_808441C: @ 808441C
-	push {r4,r5,lr}
-	adds r5, r1, 0
-	adds r4, r2, 0
-	adds r0, r4, 0
-	bl FieldObjectIsSpecialAnimOrDirectionSequenceAnimActive
-	lsls r0, 24
-	cmp r0, 0
-	beq _0808443A
-	adds r0, r4, 0
-	bl FieldObjectClearAnimIfSpecialAnimFinished
-	lsls r0, 24
-	cmp r0, 0
-	beq _0808446E
-_0808443A:
-	movs r1, 0xE
-	ldrsh r0, [r5, r1]
-	cmp r0, 0
-	beq _08084460
-	ldrb r0, [r4, 0x18]
-	lsls r0, 28
-	lsrs r0, 28
-	bl GetGoSpeed0AnimId
-	adds r1, r0, 0
-	lsls r1, 24
-	lsrs r1, 24
-	adds r0, r4, 0
-	bl FieldObjectSetSpecialAnim
-	ldrh r0, [r5, 0xE]
-	subs r0, 0x1
-	strh r0, [r5, 0xE]
-	b _0808446E
-_08084460:
-	adds r0, r4, 0
-	movs r1, 0x3E
-	bl FieldObjectSetSpecialAnim
-	ldrh r0, [r5, 0x8]
-	adds r0, 0x1
-	strh r0, [r5, 0x8]
-_0808446E:
-	movs r0, 0
-	pop {r4,r5}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_808441C
-
-	thumb_func_start sub_8084478
-sub_8084478: @ 8084478
-	push {r4-r6,lr}
-	adds r6, r1, 0
-	adds r5, r2, 0
-	adds r0, r5, 0
-	bl FieldObjectIsSpecialAnimOrDirectionSequenceAnimActive
-	lsls r0, 24
-	cmp r0, 0
-	beq _08084496
-	adds r0, r5, 0
-	bl FieldObjectClearAnimIfSpecialAnimFinished
-	lsls r0, 24
-	cmp r0, 0
-	beq _08084524
-_08084496:
-	ldrb r0, [r5, 0x18]
-	lsls r0, 28
-	lsrs r0, 28
-	bl npc_running_behaviour_by_direction
-	adds r1, r0, 0
-	lsls r1, 24
-	lsrs r1, 24
-	adds r0, r5, 0
-	bl npc_set_running_behaviour_etc
-	ldrb r0, [r5, 0x18]
-	lsls r0, 28
-	lsrs r0, 28
-	bl npc_running_behaviour_by_direction
-	adds r1, r0, 0
-	lsls r1, 24
-	lsrs r1, 24
-	adds r0, r5, 0
-	bl sub_805C774
-	adds r0, r5, 0
-	bl sub_805C754
-	ldr r0, _0808452C @ =gPlayerAvatar
-	ldrb r1, [r0, 0x5]
-	lsls r0, r1, 3
-	adds r0, r1
-	lsls r0, 2
-	ldr r1, _08084530 @ =gMapObjects
-	adds r4, r0, r1
-	adds r0, r4, 0
-	bl FieldObjectIsSpecialAnimOrDirectionSequenceAnimActive
-	lsls r0, 24
-	cmp r0, 0
-	beq _080844EE
-	adds r0, r4, 0
-	bl FieldObjectClearAnimIfSpecialAnimFinished
-	lsls r0, 24
-	cmp r0, 0
-	beq _08084524
-_080844EE:
-	bl sub_80597E8
-	ldr r0, _0808452C @ =gPlayerAvatar
-	ldrb r0, [r0, 0x5]
-	lsls r4, r0, 3
-	adds r4, r0
-	lsls r4, 2
-	ldr r0, _08084530 @ =gMapObjects
-	adds r4, r0
-	ldrb r0, [r5, 0x18]
-	lsls r0, 28
-	lsrs r0, 28
-	bl GetOppositeDirection
-	lsls r0, 24
-	lsrs r0, 24
-	bl GetFaceDirectionAnimId
-	adds r1, r0, 0
-	lsls r1, 24
-	lsrs r1, 24
-	adds r0, r4, 0
-	bl FieldObjectSetSpecialAnim
-	ldrh r0, [r6, 0x8]
-	adds r0, 0x1
-	strh r0, [r6, 0x8]
-_08084524:
-	movs r0, 0
-	pop {r4-r6}
-	pop {r1}
-	bx r1
-	.align 2, 0
-_0808452C: .4byte gPlayerAvatar
-_08084530: .4byte gMapObjects
-	thumb_func_end sub_8084478
-
-	thumb_func_start sub_8084534
-sub_8084534: @ 8084534
-	push {r4,r5,lr}
-	lsls r0, 24
-	lsrs r5, r0, 24
-	ldr r0, _08084570 @ =gPlayerAvatar
-	ldrb r1, [r0, 0x5]
-	lsls r0, r1, 3
-	adds r0, r1
-	lsls r0, 2
-	ldr r1, _08084574 @ =gMapObjects
-	adds r4, r0, r1
-	adds r0, r4, 0
-	bl FieldObjectIsSpecialAnimOrDirectionSequenceAnimActive
-	lsls r0, 24
-	cmp r0, 0
-	beq _08084560
-	adds r0, r4, 0
-	bl FieldObjectClearAnimIfSpecialAnimFinished
-	lsls r0, 24
-	cmp r0, 0
-	beq _08084566
-_08084560:
-	adds r0, r5, 0
-	bl SwitchTaskToFollowupFunc
-_08084566:
-	movs r0, 0
-	pop {r4,r5}
-	pop {r1}
-	bx r1
-	.align 2, 0
-_08084570: .4byte gPlayerAvatar
-_08084574: .4byte gMapObjects
-	thumb_func_end sub_8084534
-
-	thumb_func_start sub_8084578
-sub_8084578: @ 8084578
-	push {r4,r5,lr}
-	adds r5, r1, 0
-	adds r4, r2, 0
-	adds r0, r4, 0
-	bl FieldObjectIsSpecialAnimOrDirectionSequenceAnimActive
-	lsls r0, 24
-	cmp r0, 0
-	beq _08084596
-	adds r0, r4, 0
-	bl FieldObjectClearAnimIfSpecialAnimFinished
-	lsls r0, 24
-	cmp r0, 0
-	beq _080845A4
-_08084596:
-	adds r0, r4, 0
-	movs r1, 0x59
-	bl FieldObjectSetSpecialAnim
-	ldrh r0, [r5, 0x8]
-	adds r0, 0x1
-	strh r0, [r5, 0x8]
-_080845A4:
-	movs r0, 0
-	pop {r4,r5}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8084578
-
-	thumb_func_start sub_80845AC
-sub_80845AC: @ 80845AC
-	push {r4,lr}
-	adds r4, r1, 0
-	adds r0, r2, 0
-	bl FieldObjectClearAnimIfSpecialAnimFinished
-	lsls r0, 24
-	cmp r0, 0
-	beq _080845C0
-	movs r0, 0x3
-	strh r0, [r4, 0x8]
-_080845C0:
-	movs r0, 0
-	pop {r4}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80845AC
-
-	thumb_func_start sub_80845C8
-sub_80845C8: @ 80845C8
-	push {r4,r5,lr}
-	adds r5, r1, 0
-	adds r4, r2, 0
-	adds r0, r4, 0
-	bl FieldObjectIsSpecialAnimOrDirectionSequenceAnimActive
-	lsls r0, 24
-	cmp r0, 0
-	beq _080845E6
-	adds r0, r4, 0
-	bl FieldObjectClearAnimIfSpecialAnimFinished
-	lsls r0, 24
-	cmp r0, 0
-	beq _080845F4
-_080845E6:
-	adds r0, r4, 0
-	movs r1, 0x3E
-	bl FieldObjectSetSpecialAnim
-	ldrh r0, [r5, 0x8]
-	adds r0, 0x1
-	strh r0, [r5, 0x8]
-_080845F4:
-	movs r0, 0
-	pop {r4,r5}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80845C8
-
-	thumb_func_start sub_80845FC
-sub_80845FC: @ 80845FC
-	push {r4,r5,lr}
-	adds r5, r1, 0
-	adds r4, r2, 0
-	adds r0, r4, 0
-	bl FieldObjectCheckIfSpecialAnimFinishedOrInactive
-	lsls r0, 24
-	cmp r0, 0
-	beq _08084642
-	ldr r2, _0808464C @ =gUnknown_0202FF84
-	movs r1, 0x10
-	ldrsh r0, [r4, r1]
-	str r0, [r2]
-	movs r1, 0x12
-	ldrsh r0, [r4, r1]
-	str r0, [r2, 0x4]
-	ldr r3, _08084650 @ =gSprites
-	ldrb r1, [r4, 0x4]
-	lsls r0, r1, 4
-	adds r0, r1
-	lsls r0, 2
-	adds r0, r3
-	adds r0, 0x43
-	ldrb r0, [r0]
-	subs r0, 0x1
-	str r0, [r2, 0x8]
-	movs r0, 0x2
-	str r0, [r2, 0xC]
-	movs r0, 0x31
-	bl FieldEffectStart
-	strh r0, [r5, 0x10]
-	ldrh r0, [r5, 0x8]
-	adds r0, 0x1
-	strh r0, [r5, 0x8]
-_08084642:
-	movs r0, 0
-	pop {r4,r5}
-	pop {r1}
-	bx r1
-	.align 2, 0
-_0808464C: .4byte gUnknown_0202FF84
-_08084650: .4byte gSprites
-	thumb_func_end sub_80845FC
-
-	thumb_func_start sub_8084654
-sub_8084654: @ 8084654
-	push {r4,r5,lr}
-	adds r5, r1, 0
-	adds r4, r2, 0
-	ldr r2, _080846C4 @ =gSprites
-	movs r1, 0x10
-	ldrsh r0, [r5, r1]
-	lsls r1, r0, 4
-	adds r1, r0
-	lsls r1, 2
-	adds r1, r2
-	adds r1, 0x2B
-	ldrb r0, [r1]
-	cmp r0, 0x2
-	bne _080846BC
-	ldrb r1, [r4, 0x3]
-	movs r0, 0x5
-	negs r0, r0
-	ands r0, r1
-	strb r0, [r4, 0x3]
-	ldrb r0, [r4]
-	movs r1, 0x4
-	orrs r0, r1
-	strb r0, [r4]
-	ldrb r1, [r4, 0x4]
-	lsls r0, r1, 4
-	adds r0, r1
-	lsls r0, 2
-	adds r0, r2
-	ldrb r2, [r0, 0x5]
-	movs r1, 0xD
-	negs r1, r1
-	ands r1, r2
-	movs r2, 0x8
-	orrs r1, r2
-	strb r1, [r0, 0x5]
-	adds r0, r4, 0
-	bl FieldObjectClearAnimIfSpecialAnimFinished
-	ldrb r0, [r4, 0x18]
-	lsls r0, 28
-	lsrs r0, 28
-	bl sub_806084C
-	adds r1, r0, 0
-	lsls r1, 24
-	lsrs r1, 24
-	adds r0, r4, 0
-	bl FieldObjectSetSpecialAnim
-	ldrh r0, [r5, 0x8]
-	adds r0, 0x1
-	strh r0, [r5, 0x8]
-_080846BC:
-	movs r0, 0
-	pop {r4,r5}
-	pop {r1}
-	bx r1
-	.align 2, 0
-_080846C4: .4byte gSprites
-	thumb_func_end sub_8084654
-
-	thumb_func_start sub_80846C8
-sub_80846C8: @ 80846C8
-	push {r4,lr}
-	adds r4, r1, 0
-	movs r0, 0x31
-	bl FieldEffectActiveListContains
-	lsls r0, 24
-	cmp r0, 0
-	bne _080846DC
-	movs r0, 0x3
-	strh r0, [r4, 0x8]
-_080846DC:
-	movs r0, 0
-	pop {r4}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80846C8
-
-	thumb_func_start sub_80846E4
-sub_80846E4: @ 80846E4
-	push {r4,r5,lr}
-	sub sp, 0x4
-	lsls r0, 24
-	lsrs r0, 24
-	adds r5, r0, 0
-	lsls r0, r5, 2
-	adds r0, r5
-	lsls r0, 3
-	ldr r1, _08084778 @ =gTasks
-	adds r4, r0, r1
-	adds r0, r4, 0
-	adds r0, 0xA
-	mov r1, sp
-	bl LoadWordFromTwoHalfwords
-	movs r1, 0x16
-	ldrsh r0, [r4, r1]
-	cmp r0, 0
-	bne _08084716
-	ldr r0, [sp]
-	bl FieldObjectClearAnim
-	ldrh r0, [r4, 0x16]
-	adds r0, 0x1
-	strh r0, [r4, 0x16]
-_08084716:
-	ldr r1, _0808477C @ =gUnknown_0839B4C8
-	movs r2, 0x8
-	ldrsh r0, [r4, r2]
-	lsls r0, 2
-	adds r0, r1
-	ldr r2, [sp]
-	ldr r3, [r0]
-	adds r0, r5, 0
-	adds r1, r4, 0
-	bl _call_via_r3
-	movs r1, 0x8
-	ldrsh r0, [r4, r1]
-	cmp r0, 0x3
-	bne _08084780
-	movs r0, 0x31
-	bl FieldEffectActiveListContains
-	lsls r0, 24
-	cmp r0, 0
-	bne _08084780
-	ldr r4, [sp]
-	ldrb r0, [r4, 0x18]
-	lsls r0, 28
-	lsrs r0, 28
-	bl npc_running_behaviour_by_direction
-	adds r1, r0, 0
-	lsls r1, 24
-	lsrs r1, 24
-	adds r0, r4, 0
-	bl npc_set_running_behaviour_etc
-	ldr r4, [sp]
-	ldrb r0, [r4, 0x18]
-	lsls r0, 28
-	lsrs r0, 28
-	bl npc_running_behaviour_by_direction
-	adds r1, r0, 0
-	lsls r1, 24
-	lsrs r1, 24
-	adds r0, r4, 0
-	bl sub_805C774
-	adds r0, r5, 0
-	bl DestroyTask
-	b _0808478A
-	.align 2, 0
-_08084778: .4byte gTasks
-_0808477C: .4byte gUnknown_0839B4C8
-_08084780:
-	ldr r2, [sp]
-	ldrb r1, [r2]
-	movs r0, 0x7F
-	ands r0, r1
-	strb r0, [r2]
-_0808478A:
-	add sp, 0x4
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_80846E4
-
-	thumb_func_start sub_8084794
-sub_8084794: @ 8084794
-	push {r4,lr}
-	adds r4, r0, 0
-	ldr r0, _080847C0 @ =sub_80846E4
-	movs r1, 0
-	bl CreateTask
-	adds r1, r0, 0
-	lsls r1, 24
-	lsrs r1, 24
-	lsls r0, r1, 2
-	adds r0, r1
-	lsls r0, 3
-	ldr r1, _080847C4 @ =gTasks + 0x8
-	adds r0, r1
-	adds r0, 0x2
-	adds r1, r4, 0
-	bl StoreWordInTwoHalfwords
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080847C0: .4byte sub_80846E4
-_080847C4: .4byte gTasks + 0x8
-	thumb_func_end sub_8084794
-
-	thumb_func_start sub_80847C8
-sub_80847C8: @ 80847C8
-	push {lr}
-	ldr r0, _080847D4 @ =sub_80847D8
-	bl sub_80842FC
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080847D4: .4byte sub_80847D8
-	thumb_func_end sub_80847C8
-
-	thumb_func_start sub_80847D8
-sub_80847D8: @ 80847D8
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	bl DestroyTask
-	bl EnableBothScriptContexts
-	pop {r0}
-	bx r0
-	thumb_func_end sub_80847D8
-
-	.align 2, 0 @ Don't pad with nop.
diff --git a/data/data2.s b/data/data2.s
index e5dd9110f..35121b3de 100644
--- a/data/data2.s
+++ b/data/data2.s
@@ -11118,14 +11118,14 @@ gSpriteImage_839B408:: @ 839B408
 	.incbin "graphics/unknown_sprites/839B408.4bpp"
 
 	.align 2
-gUnknown_0839B488:: @ 839B488
+gIsTrainerInRange:: @ 839B488
 	.4byte IsTrainerInRangeSouth
 	.4byte IsTrainerInRangeNorth
 	.4byte IsTrainerInRangeWest
 	.4byte IsTrainerInRangeEast
 
 	.align 2
-gUnknown_0839B498:: @ 839B498
+gTrainerSeeFuncList:: @ 839B498
 	.4byte sub_8084394
 	.4byte sub_8084398
 	.4byte sub_80843DC
@@ -11140,7 +11140,7 @@ gUnknown_0839B498:: @ 839B498
 	.4byte sub_80846C8
 
 	.align 2
-gUnknown_0839B4C8:: @ 839B4C8
+gTrainerSeeFuncList2:: @ 839B4C8
 	.4byte sub_80845C8
 	.4byte sub_80845FC
 	.4byte sub_8084654
diff --git a/include/fieldmap.h b/include/fieldmap.h
index bd28f752a..66408c43b 100644
--- a/include/fieldmap.h
+++ b/include/fieldmap.h
@@ -166,13 +166,15 @@ struct MapObject
     /*0x10*/ struct Coords16 coords2;
     /*0x14*/ struct Coords16 coords3;
     /*0x18*/ u8 mapobj_unk_18:4;
-    /*0x19*/ u8 mapobj_unk_19;
+    /*0x18*/ u8 placeholder18:4;
+    /*0x19*/ u8 mapobj_unk_19:4;
+    /*0x19*/ u8 mapobj_unk_19b:4;
     /*0x1A*/ u8 mapobj_unk_1A;
     /*0x1B*/ u8 mapobj_unk_1B;
     /*0x1C*/ u8 mapobj_unk_1C;
     /*0x1D*/ u8 trainerRange_berryTreeId;
-    /*0x1E*/ u8 mapobj_unk_1E;
-    /*0x1E*/ u8 mapobj_unk_1F;
+    /*0x1E */ u8 mapobj_unk_1E;
+    /*0x1F*/ u8 mapobj_unk_1F;
     /*0x20*/ u8 mapobj_unk_20;
     /*0x21*/ u8 mapobj_unk_21;
     /*size = 0x24*/
@@ -200,12 +202,12 @@ struct MapObjectGraphicsInfo
 
 struct PlayerAvatar
 {
-    u8 bitfield;
-    u8 bike;
-    u8 running2;
-    u8 running1;
-    u8 spriteId;
-    u8 mapObjectId;
+ /* 0x00 */ u8 bitfield;
+ /* 0x01 */ u8 bike;
+ /* 0x02 */ u8 running2;
+ /* 0x03 */ u8 running1;
+ /* 0x04 */ u8 spriteId;
+ /* 0x05 */ u8 mapObjectId;
     // TODO: rest of struct
 };
 
diff --git a/ld_script.txt b/ld_script.txt
index c5fbd3bfc..7580985b8 100644
--- a/ld_script.txt
+++ b/ld_script.txt
@@ -100,7 +100,7 @@ SECTIONS {
         src/battle_setup.o(.text);
         asm/cable_club.o(.text);
         src/mori_debug_menu.o(.text);
-        asm/trainer_see.o(.text);
+        src/trainer_see.o(.text);
         src/fldeff_emotion.o(.text);
         src/wild_encounter.o(.text);
         src/field_effect.o(.text);
diff --git a/src/trainer_see.c b/src/trainer_see.c
new file mode 100644
index 000000000..57a53634a
--- /dev/null
+++ b/src/trainer_see.c
@@ -0,0 +1,404 @@
+#include "global.h"
+#include "fieldmap.h"
+#include "task.h"
+#include "sprite.h"
+
+extern u8 * GetFieldObjectScriptPointerByFieldObjectId(u8);
+extern u8 * GetTrainerFlagFromScriptPointer(u8 *);
+extern u8 TrainerCanApproachPlayer(struct MapObject *);
+extern u8 sub_8060024(struct MapObject *, s16, s16, u8);
+extern u8 npc_block_way(struct MapObject *, s16, s16, u8);
+extern u8 npc_running_behaviour_by_direction(u8);
+extern u8 GetGoSpeed0AnimId(u8);
+extern u8 GetOppositeDirection(u8);
+extern u8 GetFaceDirectionAnimId(u8);
+extern bool8 FieldEffectActiveListContains(u8);
+extern bool8 FieldObjectIsSpecialAnimOrDirectionSequenceAnimActive(struct MapObject *);
+extern bool8 FieldObjectCheckIfSpecialAnimFinishedOrInactive(struct MapObject *);
+extern bool8 FieldObjectClearAnimIfSpecialAnimFinished(struct MapObject *);
+extern void FieldObjectClearAnim(struct MapObject *);
+extern void TrainerWantsBattle(u8, u8 *);
+extern void FieldObjectSetSpecialAnim(struct MapObject *, u8);
+extern void LoadWordFromTwoHalfwords(u32, u8 *);
+extern void StoreWordInTwoHalfwords(u32, u8 *);
+
+extern void sub_80842FC(void (*func)(u8));
+
+extern bool8 (*gIsTrainerInRange[])(struct MapObject *, u16, s16, s16);
+extern bool8 (*gTrainerSeeFuncList[])(u8, struct Task *, struct MapObject *);
+extern bool8 (*gTrainerSeeFuncList2[])(u8, struct Task *, struct MapObject *);
+
+extern u32 gUnknown_0202FF84[];
+
+bool8 CheckTrainer(u8);
+bool8 CheckPathBetweenTrainerAndPlayer(struct MapObject *, u8, u8);
+void sub_80842C8(struct MapObject *, u8);
+void RunTrainerSeeFuncList(u8);
+void sub_80847D8(u8);
+
+bool8 CheckTrainers(void)
+{
+    u8 i;
+    
+    for(i = 0; i < 16; i++)
+    {
+        if ( gMapObjects[i].active )
+            if ( gMapObjects[i].trainerType == 1 ||  gMapObjects[i].trainerType == 3 )
+                if ( CheckTrainer(i) )
+                    return TRUE;
+    }
+    return FALSE;
+}
+
+bool8 CheckTrainer(u8 trainer)
+{
+   u8 *scriptPtr = GetFieldObjectScriptPointerByFieldObjectId(trainer);
+
+   if(GetTrainerFlagFromScriptPointer(scriptPtr))
+       return FALSE;
+   else
+   {
+       struct MapObject *trainerObj = &gMapObjects[trainer];
+       u8 canApproach = TrainerCanApproachPlayer(trainerObj);
+
+       if(canApproach != 0)
+        {
+           TrainerWantsBattle(trainer, scriptPtr);
+           sub_80842C8(trainerObj, (canApproach - 1));
+           return TRUE;
+        }
+       else
+       {
+           return FALSE;
+       }
+   }
+}
+
+bool8 TrainerCanApproachPlayer(struct MapObject *trainerObj)
+{
+    s16 x, y;
+    u8 i;
+    u8 playerCoord;
+    
+    PlayerGetDestCoords(&x, &y);
+    if ( trainerObj->trainerType == 1 ) // trainers that don't spin
+    {
+        playerCoord = gIsTrainerInRange[trainerObj->mapobj_unk_18 - 1](trainerObj, trainerObj->trainerRange_berryTreeId, x, y);
+        return CheckPathBetweenTrainerAndPlayer(trainerObj, playerCoord, trainerObj->mapobj_unk_18);
+    }
+    else // spinners
+    {
+        for(i = 0; i < 4; i++)
+        {
+            playerCoord = gIsTrainerInRange[i](trainerObj, trainerObj->trainerRange_berryTreeId, x, y);
+            if ( CheckPathBetweenTrainerAndPlayer(trainerObj, playerCoord, i + 1) ) // directions are 1-4 instead of 0-3. south north west east
+                return playerCoord;
+        }
+        return FALSE;
+    }
+}
+
+bool8 IsTrainerInRangeSouth(struct MapObject *trainerObj, s16 vision, s16 x, s16 y)
+{
+    if ( trainerObj->coords2.x == x
+        && y > trainerObj->coords2.y
+        && y <= trainerObj->coords2.y + vision )
+        return (y - trainerObj->coords2.y);
+    else
+        return FALSE;
+}
+
+bool8 IsTrainerInRangeNorth(struct MapObject *trainerObj, s16 vision, s16 x, s16 y)
+{
+    if ( trainerObj->coords2.x == x
+        && y < trainerObj->coords2.y
+        && y >= trainerObj->coords2.y - vision )
+        return (trainerObj->coords2.y - y);
+    else
+        return FALSE;
+}
+
+bool8 IsTrainerInRangeWest(struct MapObject *trainerObj, s16 vision, s16 x, s16 y)
+{
+    if ( trainerObj->coords2.y == y
+        && x < trainerObj->coords2.x
+        && x >= trainerObj->coords2.x - vision )
+        return (trainerObj->coords2.x - x);
+    else
+        return FALSE;
+}
+
+bool8 IsTrainerInRangeEast(struct MapObject *trainerObj, s16 vision, s16 x, s16 y)
+{
+    if ( trainerObj->coords2.y == y
+        && x > trainerObj->coords2.x
+        && x <= trainerObj->coords2.x + vision )
+        return (x - trainerObj->coords2.x);
+    else
+        return FALSE;
+}
+
+bool8 CheckPathBetweenTrainerAndPlayer(struct MapObject *trainerObj, u8 playerCoord, u8 direction)
+{
+    s16 x, y;
+    u8 unk19_temp;
+    u8 unk19b_temp;
+    u8 i;
+    u8 var;
+
+    if ( !playerCoord )
+        return FALSE;
+
+    x = trainerObj->coords2.x;
+    y = trainerObj->coords2.y;
+
+    for(i = 0; i <= playerCoord - 1;)
+    {
+        var = sub_8060024(trainerObj, x, y, direction);
+
+        if (var != 0 && (var & 1) != 0 )
+            return FALSE;
+
+        i++;
+        MoveCoords(direction, &x, &y);
+    }
+
+    // preserve mapobj_unk_19 before clearing.
+    unk19_temp = trainerObj->mapobj_unk_19;
+    unk19b_temp = trainerObj->mapobj_unk_19b;
+    trainerObj->mapobj_unk_19 = 0;
+    trainerObj->mapobj_unk_19b = 0;
+
+    var = npc_block_way(trainerObj, x, y, direction);
+
+    trainerObj->mapobj_unk_19 = unk19_temp;
+    trainerObj->mapobj_unk_19b = unk19b_temp;
+    if ( var == 4 )
+        return playerCoord;
+
+    return FALSE;
+}
+
+void sub_80842C8(struct MapObject *trainerObj, u8 taskId)
+{
+    struct Task *task = &gTasks[CreateTask(RunTrainerSeeFuncList, 0x50)];
+
+    task->data[1] = (u32)(trainerObj) >> 16;
+    task->data[2] = (u32)(trainerObj);
+    task->data[3] = taskId;
+}
+
+void sub_80842FC(TaskFunc func)
+{
+    TaskFunc func2 = RunTrainerSeeFuncList;
+    u8 taskId = FindTaskIdByFunc(func2);
+    
+    SetTaskFuncWithFollowupFunc(taskId, RunTrainerSeeFuncList, func);
+    gTasks[taskId].data[0] = 1;
+    func2(taskId);
+}
+
+void RunTrainerSeeFuncList(u8 taskId)
+{
+    struct Task *task = &gTasks[taskId];
+    struct MapObject *trainerObj = (task->data[1] << 16) | (task->data[2]);
+
+    if (!trainerObj->active)
+        SwitchTaskToFollowupFunc(taskId);
+    else
+        while (gTrainerSeeFuncList[task->data[0]](taskId, task, trainerObj));
+}
+
+u8 sub_8084394() // cant be void because it is called with RunTrainerSeeFuncList with arguments.
+{
+    return 0;
+}
+
+s8 sub_8084398(u8 taskId, struct Task *task, struct MapObject *trainerObj)
+{
+    u8 direction;
+
+    FieldObjectGetLocalIdAndMap(trainerObj, &gUnknown_0202FF84[0], &gUnknown_0202FF84[1], &gUnknown_0202FF84[2]);
+    FieldEffectStart(0);
+    
+    direction = GetFaceDirectionAnimId(trainerObj->mapobj_unk_18);
+
+    FieldObjectSetSpecialAnim(trainerObj, direction);
+    task->data[0]++;
+    return 1;
+}
+
+s8 sub_80843DC(u8 taskId, struct Task *task, struct MapObject *trainerObj)
+{
+    if (FieldEffectActiveListContains(0))
+        return 0;
+    else
+    {
+        task->data[0]++;
+        if ((u8)(trainerObj->animPattern - 57) <= 1)
+            task->data[0] = 6;
+        if (trainerObj->animPattern == 63)
+            task->data[0] = 8;
+        return 1;
+    }
+}
+
+s8 sub_808441C(u8 taskId, struct Task *task, struct MapObject *trainerObj)
+{
+    if (!(FieldObjectIsSpecialAnimOrDirectionSequenceAnimActive(trainerObj)) || FieldObjectClearAnimIfSpecialAnimFinished(trainerObj))
+    {
+            if(task->data[3])
+            {
+                FieldObjectSetSpecialAnim(trainerObj, GetGoSpeed0AnimId(trainerObj->mapobj_unk_18));
+                task->data[3]--;
+            }
+            else
+            {
+                FieldObjectSetSpecialAnim(trainerObj, 0x3E);
+                task->data[0]++;
+            }
+    }
+    return 0;
+}
+
+s8 sub_8084478(u8 taskId, struct Task *task, struct MapObject *trainerObj)
+{
+    struct MapObject *playerObj;
+
+    if (FieldObjectIsSpecialAnimOrDirectionSequenceAnimActive(trainerObj) && !FieldObjectClearAnimIfSpecialAnimFinished(trainerObj))
+        return 0;
+
+    npc_set_running_behaviour_etc(trainerObj, npc_running_behaviour_by_direction(trainerObj->mapobj_unk_18));
+    sub_805C774(trainerObj, npc_running_behaviour_by_direction(trainerObj->mapobj_unk_18));
+    sub_805C754(trainerObj);
+
+    playerObj = &gMapObjects[gPlayerAvatar.mapObjectId];
+    if (FieldObjectIsSpecialAnimOrDirectionSequenceAnimActive(playerObj)
+     && !FieldObjectClearAnimIfSpecialAnimFinished(playerObj))
+        return 0;
+
+    sub_80597E8();
+    FieldObjectSetSpecialAnim(&gMapObjects[gPlayerAvatar.mapObjectId], GetFaceDirectionAnimId(GetOppositeDirection(trainerObj->mapobj_unk_18)));
+    task->data[0]++;
+    return 0;
+}
+
+s8 sub_8084534(u8 taskId, struct Task *task, struct MapObject *trainerObj) // technically only 1 parameter, but needs all 3 for TrainerSeeFuncList call.
+{
+    struct MapObject *playerObj = &gMapObjects[gPlayerAvatar.mapObjectId];
+    
+    if ( !FieldObjectIsSpecialAnimOrDirectionSequenceAnimActive(playerObj)
+        || FieldObjectClearAnimIfSpecialAnimFinished(playerObj) )
+    SwitchTaskToFollowupFunc(taskId);
+    
+    return 0;
+}
+
+s8 sub_8084578(u8 taskId, struct Task *task, struct MapObject *trainerObj)
+{
+    if(!FieldObjectIsSpecialAnimOrDirectionSequenceAnimActive(trainerObj) 
+        || FieldObjectClearAnimIfSpecialAnimFinished(trainerObj))
+    {
+        FieldObjectSetSpecialAnim(trainerObj, 0x59);
+        task->data[0]++;
+    }
+    return 0;
+}
+
+s8 sub_80845AC(u8 taskId, struct Task *task, struct MapObject *trainerObj)
+{
+    if ( FieldObjectClearAnimIfSpecialAnimFinished(trainerObj) )
+        task->data[0] = 3;
+    
+    return 0;
+}
+
+s8 sub_80845C8(u8 taskId, struct Task *task, struct MapObject *trainerObj)
+{
+    if(!FieldObjectIsSpecialAnimOrDirectionSequenceAnimActive(trainerObj) 
+        || FieldObjectClearAnimIfSpecialAnimFinished(trainerObj))
+    {
+        FieldObjectSetSpecialAnim(trainerObj, 0x3E);
+        task->data[0]++;
+    }
+    return 0;
+}
+
+s8 sub_80845FC(u8 taskId, struct Task *task, struct MapObject *trainerObj)
+{
+    if(FieldObjectCheckIfSpecialAnimFinishedOrInactive(trainerObj))
+    {
+        gUnknown_0202FF84[0] = trainerObj->coords2.x;
+        gUnknown_0202FF84[1] = trainerObj->coords2.y;
+        gUnknown_0202FF84[2] = gSprites[trainerObj->spriteId].subpriority - 1;
+        gUnknown_0202FF84[3] = 2;
+        task->data[4] = FieldEffectStart(49);
+        task->data[0]++;
+    }
+    return 0;
+}
+
+s8 sub_8084654(u8 taskId, struct Task *task, struct MapObject *trainerObj)
+{
+    struct Sprite *sprite;
+
+    if(gSprites[task->data[4]].animCmdIndex == 2)
+    {
+        trainerObj->mapobj_bit_26 = 0;
+        trainerObj->mapobj_bit_2 = 1;
+        
+        sprite = &gSprites[trainerObj->spriteId];
+        sprite->oam.priority = 2;
+        FieldObjectClearAnimIfSpecialAnimFinished(trainerObj);
+        FieldObjectSetSpecialAnim(trainerObj, sub_806084C(trainerObj->mapobj_unk_18));
+        task->data[0]++;
+    }
+    return 0;
+}
+
+s8 sub_80846C8(u8 taskId, struct Task *task, struct MapObject *trainerObj)
+{
+    if(!FieldEffectActiveListContains(49))
+        task->data[0] = 3;
+
+    return 0;
+}
+
+void sub_80846E4(u8 taskId)
+{
+    struct Task *task = &gTasks[taskId];
+    struct MapObject *mapObj;
+
+    // another mapObj loaded into by loadword?
+    LoadWordFromTwoHalfwords(&task->data[1], &mapObj);
+    if(!task->data[7])
+    {
+        FieldObjectClearAnim(mapObj);
+        task->data[7]++;
+    }
+    gTrainerSeeFuncList2[task->data[0]](taskId, task, mapObj);
+    if(task->data[0] == 3 && !FieldEffectActiveListContains(49))
+    {
+        npc_set_running_behaviour_etc(mapObj, npc_running_behaviour_by_direction(mapObj->mapobj_unk_18));
+        sub_805C774(mapObj, npc_running_behaviour_by_direction(mapObj->mapobj_unk_18));
+        DestroyTask(taskId);
+    }
+    else
+        mapObj->mapobj_bit_7 = 0;
+}
+
+void sub_8084794(u32 var)
+{
+    StoreWordInTwoHalfwords(&gTasks[CreateTask(sub_80846E4, 0)].data[1], var);
+}
+
+void sub_80847C8(void)
+{
+    sub_80842FC(sub_80847D8);
+}
+
+void sub_80847D8(u8 taskId)
+{
+    DestroyTask(taskId);
+    EnableBothScriptContexts();
+}