Decompile sub_80DDD78

2 files changed, 20 insertions, 63 deletions

diff --git a/asm/ghost.s b/asm/ghost.s
index 3aa77a273..2e1b27cd4 100644
--- a/asm/ghost.s
+++ b/asm/ghost.s
@@ -7,69 +7,6 @@
 
 	@ ghost
 
-	thumb_func_start sub_80DDD78
-sub_80DDD78: @ 80DDD78
-	push {r4,lr}
-	adds r4, r0, 0
-	movs r1, 0x2E
-	ldrsh r0, [r4, r1]
-	movs r1, 0x20
-	bl Sin
-	strh r0, [r4, 0x24]
-	movs r1, 0x2E
-	ldrsh r0, [r4, r1]
-	movs r1, 0x8
-	bl Cos
-	strh r0, [r4, 0x26]
-	ldrh r0, [r4, 0x2E]
-	subs r0, 0x41
-	lsls r0, 16
-	lsrs r0, 16
-	cmp r0, 0x82
-	bhi _080DDDAC
-	ldrb r0, [r4, 0x5]
-	movs r1, 0xD
-	negs r1, r1
-	ands r1, r0
-	movs r0, 0x8
-	b _080DDDB6
-_080DDDAC:
-	ldrb r0, [r4, 0x5]
-	movs r1, 0xD
-	negs r1, r1
-	ands r1, r0
-	movs r0, 0x4
-_080DDDB6:
-	orrs r1, r0
-	strb r1, [r4, 0x5]
-	ldrh r0, [r4, 0x2E]
-	adds r0, 0x13
-	movs r1, 0xFF
-	ands r0, r1
-	strh r0, [r4, 0x2E]
-	ldrh r0, [r4, 0x32]
-	adds r0, 0x50
-	strh r0, [r4, 0x32]
-	lsls r0, 16
-	asrs r0, 24
-	ldrh r1, [r4, 0x26]
-	adds r0, r1
-	strh r0, [r4, 0x26]
-	ldrh r0, [r4, 0x3C]
-	adds r0, 0x1
-	strh r0, [r4, 0x3C]
-	lsls r0, 16
-	asrs r0, 16
-	cmp r0, 0x3D
-	bne _080DDDE8
-	adds r0, r4, 0
-	bl DestroyAnimSprite
-_080DDDE8:
-	pop {r4}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_80DDD78
-
 	thumb_func_start sub_80DDDF0
 sub_80DDDF0: @ 80DDDF0
 	push {r4,r5,lr}
diff --git a/src/ghost.c b/src/ghost.c
index c14a60fdf..a78ac7de3 100644
--- a/src/ghost.c
+++ b/src/ghost.c
@@ -1,4 +1,5 @@
 #include "global.h"
+#include "battle_anim.h"
 #include "rom_8077ABC.h"
 #include "sound.h"
 #include "trig.h"
@@ -115,4 +116,23 @@ void sub_80DDD58(struct Sprite *sprite)
 	sub_8078764(sprite, 1);
 	sprite->callback = sub_80DDD78;
 	sub_80DDD78(sprite);
+}
+
+void sub_80DDD78(struct Sprite *sprite) {
+    u16 temp1;
+    sprite->pos2.x = Sin(sprite->data[0], 32);
+    sprite->pos2.y = Cos(sprite->data[0], 8);
+    temp1 = sprite->data[0] - 65;
+    if (temp1 <= 130) {
+        sprite->oam.priority = 2;
+    } else {
+        sprite->oam.priority = 1;
+    }
+    sprite->data[0] = (sprite->data[0] + 0x13) & 0xFF;
+    sprite->data[2] += 80;
+    sprite->pos2.y += sprite->data[2] >> 8;
+    sprite->data[7] += 1;
+    if (sprite->data[7] == 0x3D) {
+        DestroyAnimSprite(sprite);
+    }
 }
\ No newline at end of file