From 6247fe742c095885fa0938d8e91ee222e25a6354 Mon Sep 17 00:00:00 2001
From: PikalaxALT <pikalaxalt@gmail.com>
Date: Sat, 16 Sep 2017 16:53:55 -0400
Subject: [PATCH] Tree and Mountain Disguise FOCB

---
 asm/field_map_obj.s | 118 --------------------------------------------
 src/field_map_obj.c |  38 ++++++++++++++
 2 files changed, 38 insertions(+), 118 deletions(-)

diff --git a/asm/field_map_obj.s b/asm/field_map_obj.s
index 1da91d1f5..12941a438 100755
--- a/asm/field_map_obj.s
+++ b/asm/field_map_obj.s
@@ -5,124 +5,6 @@
 
 	.text
 
-	thumb_func_start FieldObjectCB_TreeDisguise
-@ void FieldObjectCB_TreeDisguise(struct obj *object)
-FieldObjectCB_TreeDisguise: @ 809253C
-	push {r4-r6,lr}
-	adds r5, r0, 0
-	movs r1, 0x2E
-	ldrsh r0, [r5, r1]
-	lsls r1, r0, 3
-	adds r1, r0
-	lsls r1, 2
-	ldr r0, =gMapObjects
-	adds r4, r1, r0
-	adds r6, r4, 0
-	adds r6, 0x21
-	ldrb r0, [r6]
-	cmp r0, 0
-	beq _08092564
-	cmp r0, 0x1
-	bne _08092584
-	movs r1, 0x3C
-	ldrsh r0, [r5, r1]
-	cmp r0, 0
-	bne _08092584
-_08092564:
-	ldr r1, =gFieldEffectSpawnParams
-	adds r2, r1, 0x4
-	adds r3, r1, 0
-	adds r3, 0x8
-	adds r0, r4, 0
-	bl FieldObjectGetLocalIdAndMap
-	movs r0, 0x1C
-	bl FieldEffectStart
-	strb r0, [r4, 0x1A]
-	movs r0, 0x1
-	strb r0, [r6]
-	ldrh r0, [r5, 0x3C]
-	adds r0, 0x1
-	strh r0, [r5, 0x3C]
-_08092584:
-	movs r0, 0x2E
-	ldrsh r1, [r5, r0]
-	lsls r0, r1, 3
-	adds r0, r1
-	lsls r0, 2
-	ldr r1, =gMapObjects
-	adds r0, r1
-	ldr r2, =sub_80925AC
-	adds r1, r5, 0
-	bl FieldObjectStep
-	pop {r4-r6}
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end FieldObjectCB_TreeDisguise
-
-	thumb_func_start sub_80925AC
-sub_80925AC: @ 80925AC
-	push {lr}
-	bl npc_reset
-	movs r0, 0
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80925AC
-
-	thumb_func_start FieldObjectCB_MountainDisguise
-FieldObjectCB_MountainDisguise: @ 80925B8
-	push {r4-r6,lr}
-	adds r5, r0, 0
-	movs r1, 0x2E
-	ldrsh r0, [r5, r1]
-	lsls r1, r0, 3
-	adds r1, r0
-	lsls r1, 2
-	ldr r0, =gMapObjects
-	adds r4, r1, r0
-	adds r6, r4, 0
-	adds r6, 0x21
-	ldrb r0, [r6]
-	cmp r0, 0
-	beq _080925E0
-	cmp r0, 0x1
-	bne _08092600
-	movs r1, 0x3C
-	ldrsh r0, [r5, r1]
-	cmp r0, 0
-	bne _08092600
-_080925E0:
-	ldr r1, =gFieldEffectSpawnParams
-	adds r2, r1, 0x4
-	adds r3, r1, 0
-	adds r3, 0x8
-	adds r0, r4, 0
-	bl FieldObjectGetLocalIdAndMap
-	movs r0, 0x1D
-	bl FieldEffectStart
-	strb r0, [r4, 0x1A]
-	movs r0, 0x1
-	strb r0, [r6]
-	ldrh r0, [r5, 0x3C]
-	adds r0, 0x1
-	strh r0, [r5, 0x3C]
-_08092600:
-	movs r0, 0x2E
-	ldrsh r1, [r5, r0]
-	lsls r0, r1, 3
-	adds r0, r1
-	lsls r0, 2
-	ldr r1, =gMapObjects
-	adds r0, r1
-	ldr r2, =sub_80925AC
-	adds r1, r5, 0
-	bl FieldObjectStep
-	pop {r4-r6}
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end FieldObjectCB_MountainDisguise
-
 	thumb_func_start FieldObjectCB_Hidden1
 @ void FieldObjectCB_Hidden1(struct obj *object)
 FieldObjectCB_Hidden1: @ 8092628
diff --git a/src/field_map_obj.c b/src/field_map_obj.c
index c35105b44..7b62e6d05 100755
--- a/src/field_map_obj.c
+++ b/src/field_map_obj.c
@@ -3369,6 +3369,44 @@ bool8 mss_08062EA4(struct MapObject *mapObject, struct Sprite *sprite)
     return gUnknown_0850DA64[player_get_x22()](mapObject, sprite, player_get_direction_upper_nybble(), sub_8088E64);
 }
 
+bool8 sub_80925AC(struct MapObject *, struct Sprite *);
+
+void FieldObjectCB_TreeDisguise(struct Sprite *sprite)
+{
+    struct MapObject *mapObject;
+
+    mapObject = &gMapObjects[sprite->data0];
+    if (mapObject->mapobj_unk_21 == 0 || (mapObject->mapobj_unk_21 == 1 && !sprite->data7))
+    {
+        FieldObjectGetLocalIdAndMap(mapObject, (u8 *)&gFieldEffectSpawnParams[0], (u8 *)&gFieldEffectSpawnParams[1], (u8 *)&gFieldEffectSpawnParams[2]);
+        mapObject->mapobj_unk_1A = FieldEffectStart(FLDEFF_TREE_DISGUISE);
+        mapObject->mapobj_unk_21 = 1;
+        sprite->data7 ++;
+    }
+    FieldObjectStep(&gMapObjects[sprite->data0], sprite, sub_80925AC);
+}
+
+bool8 sub_80925AC(struct MapObject *mapObject, struct Sprite *sprite)
+{
+    npc_reset(mapObject, sprite);
+    return FALSE;
+}
+
+void FieldObjectCB_MountainDisguise(struct Sprite *sprite)
+{
+    struct MapObject *mapObject;
+
+    mapObject = &gMapObjects[sprite->data0];
+    if (mapObject->mapobj_unk_21 == 0 || (mapObject->mapobj_unk_21 == 1 && !sprite->data7))
+    {
+        FieldObjectGetLocalIdAndMap(mapObject, (u8 *)&gFieldEffectSpawnParams[0], (u8 *)&gFieldEffectSpawnParams[1], (u8 *)&gFieldEffectSpawnParams[2]);
+        mapObject->mapobj_unk_1A = FieldEffectStart(FLDEFF_MOUNTAIN_DISGUISE);
+        mapObject->mapobj_unk_21 = 1;
+        sprite->data7 ++;
+    }
+    FieldObjectStep(&gMapObjects[sprite->data0], sprite, sub_80925AC);
+}
+
 asm(".section .text.get_face_direction_anim_id");
 
 void FieldObjectClearAnimIfSpecialAnimActive(struct MapObject *);