From 875049f3ce331ad39d4cb7749d4e09744d2060a3 Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Sun, 13 Mar 2022 11:04:57 +0200
Subject: [PATCH] Decompile object52

---
 asm/object/object52.s | 60 -------------------------------------------
 linker.ld             |  2 +-
 src/object/object52.c | 22 ++++++++++++++++
 3 files changed, 23 insertions(+), 61 deletions(-)
 delete mode 100644 asm/object/object52.s
 create mode 100644 src/object/object52.c

diff --git a/asm/object/object52.s b/asm/object/object52.s
deleted file mode 100644
index cf96ecb2..00000000
--- a/asm/object/object52.s
+++ /dev/null
@@ -1,60 +0,0 @@
-	.include "asm/macros.inc"
-
-	.include "constants/constants.inc"
-
-	.syntax unified
-
-	.text
-
-
-	thumb_func_start Object52
-Object52: @ 0x080910A0
-	push {r4, r5, lr}
-	adds r4, r0, #0
-	ldrb r0, [r4, #0xc]
-	cmp r0, #0
-	bne _080910C8
-	ldrb r0, [r4, #0xa]
-	bl CheckLocalFlag
-	cmp r0, #0
-	beq _080910B8
-	bl DeleteThisEntity
-_080910B8:
-	movs r1, #1
-	strb r1, [r4, #0xc]
-	adds r0, r4, #0
-	adds r0, #0x38
-	strb r1, [r0]
-	adds r0, r4, #0
-	bl sub_08078828
-_080910C8:
-	adds r0, r4, #0
-	adds r0, #0x39
-	ldrb r0, [r0]
-	lsls r0, r0, #0x18
-	asrs r0, r0, #0x18
-	cmp r0, #0
-	beq _08091100
-	movs r1, #0x2e
-	ldrsh r0, [r4, r1]
-	ldr r2, _08091104 @ =gRoomControls
-	ldrh r1, [r2, #6]
-	subs r0, r0, r1
-	asrs r0, r0, #4
-	movs r3, #0x3f
-	ands r0, r3
-	movs r5, #0x32
-	ldrsh r1, [r4, r5]
-	ldrh r2, [r2, #8]
-	subs r1, r1, r2
-	asrs r1, r1, #4
-	ands r1, r3
-	lsls r1, r1, #6
-	orrs r0, r1
-	movs r1, #2
-	bl sub_080A7C8C
-	bl DeleteThisEntity
-_08091100:
-	pop {r4, r5, pc}
-	.align 2, 0
-_08091104: .4byte gRoomControls
diff --git a/linker.ld b/linker.ld
index 9fc7b40d..95b13c7f 100644
--- a/linker.ld
+++ b/linker.ld
@@ -705,7 +705,7 @@ SECTIONS {
         src/object/archway.o(.text);
         src/object/giantRock.o(.text);
         src/object/giantRock2.o(.text);
-        asm/object/object52.o(.text);
+        src/object/object52.o(.text);
         asm/object/object53.o(.text);
         src/object/pullableLever.o(.text);
         src/object/minecart.o(.text);
diff --git a/src/object/object52.c b/src/object/object52.c
new file mode 100644
index 00000000..d5905484
--- /dev/null
+++ b/src/object/object52.c
@@ -0,0 +1,22 @@
+#define NENT_DEPRECATED
+#include "entity.h"
+#include "flags.h"
+#include "room.h"
+
+extern void sub_08078828(Entity*);
+extern void sub_080A7C8C(u32 pos, u32 layer);
+
+void Object52(Entity* this) {
+    if (this->action == 0) {
+        if (CheckLocalFlag(this->type)) {
+            DeleteThisEntity();
+        }
+        this->action = 1;
+        this->collisionLayer = 1;
+        sub_08078828(this);
+    }
+    if (this->interactType != 0) {
+        sub_080A7C8C(COORD_TO_TILE(this), 2);
+        DeleteThisEntity();
+    }
+}