sub_81269E0

2 files changed, 40 insertions, 189 deletions

diff --git a/asm/field_effect_helpers.s b/asm/field_effect_helpers.s
index 062287cbb..776e2bda6 100644
--- a/asm/field_effect_helpers.s
+++ b/asm/field_effect_helpers.s
@@ -6,194 +6,6 @@
 
 	.text
 
-	thumb_func_start sub_81269E0
-sub_81269E0: @ 81269E0
-	push {r4-r7,lr}
-	mov r7, r9
-	mov r6, r8
-	push {r6,r7}
-	adds r4, r0, 0
-	movs r0, 0x2E
-	ldrsh r1, [r4, r0]
-	lsls r0, r1, 3
-	adds r0, r1
-	lsls r0, 2
-	ldr r1, _08126A28 @ =gMapObjects
-	adds r7, r0, r1
-	ldrb r1, [r7, 0x4]
-	lsls r0, r1, 4
-	adds r0, r1
-	lsls r0, 2
-	ldr r1, _08126A2C @ =gSprites
-	adds r5, r0, r1
-	ldr r0, [r7]
-	ldr r1, _08126A30 @ =0x00020001
-	ands r0, r1
-	cmp r0, r1
-	bne _08126A18
-	ldrb r1, [r7, 0x8]
-	movs r2, 0x30
-	ldrsh r0, [r4, r2]
-	cmp r1, r0
-	beq _08126A34
-_08126A18:
-	adds r2, r4, 0
-	adds r2, 0x3E
-	ldrb r1, [r2]
-	movs r0, 0x2
-	negs r0, r0
-	ands r0, r1
-	strb r0, [r2]
-	b _08126B3E
-	.align 2, 0
-_08126A28: .4byte gMapObjects
-_08126A2C: .4byte gSprites
-_08126A30: .4byte 0x00020001
-_08126A34:
-	ldr r1, _08126B4C @ =gUnknown_0830FD14
-	ldrb r0, [r5, 0x5]
-	lsrs r0, 4
-	adds r0, r1
-	ldrb r1, [r0]
-	lsls r1, 4
-	ldrb r2, [r4, 0x5]
-	movs r0, 0xF
-	ands r0, r2
-	orrs r0, r1
-	strb r0, [r4, 0x5]
-	ldrb r1, [r5, 0x1]
-	lsrs r1, 6
-	lsls r1, 6
-	ldrb r2, [r4, 0x1]
-	movs r3, 0x3F
-	adds r0, r3, 0
-	ands r0, r2
-	orrs r0, r1
-	strb r0, [r4, 0x1]
-	ldrb r0, [r5, 0x3]
-	lsrs r0, 6
-	lsls r0, 6
-	ldrb r2, [r4, 0x3]
-	adds r1, r3, 0
-	ands r1, r2
-	orrs r1, r0
-	strb r1, [r4, 0x3]
-	ldrb r0, [r5, 0x3]
-	lsls r0, 26
-	lsrs r0, 27
-	movs r2, 0x10
-	orrs r0, r2
-	lsls r0, 1
-	subs r2, 0x4F
-	mov r9, r2
-	ands r1, r2
-	orrs r1, r0
-	strb r1, [r4, 0x3]
-	ldrh r1, [r5, 0x4]
-	lsls r1, 22
-	lsrs r1, 22
-	ldrh r2, [r4, 0x4]
-	ldr r0, _08126B50 @ =0xfffffc00
-	ands r0, r2
-	orrs r0, r1
-	strh r0, [r4, 0x4]
-	ldr r0, [r5, 0x18]
-	str r0, [r4, 0x18]
-	adds r0, r5, 0
-	adds r0, 0x42
-	ldrb r0, [r0]
-	lsls r0, 26
-	lsrs r0, 26
-	adds r2, r4, 0
-	adds r2, 0x42
-	ands r3, r0
-	ldrb r1, [r2]
-	movs r0, 0x40
-	negs r0, r0
-	ands r0, r1
-	orrs r0, r3
-	strb r0, [r2]
-	movs r0, 0x3E
-	adds r0, r5
-	mov r8, r0
-	ldrb r0, [r0]
-	adds r6, r4, 0
-	adds r6, 0x3E
-	movs r1, 0x4
-	ands r1, r0
-	ldrb r2, [r6]
-	movs r0, 0x5
-	negs r0, r0
-	ands r0, r2
-	orrs r0, r1
-	strb r0, [r6]
-	ldrh r0, [r5, 0x20]
-	strh r0, [r4, 0x20]
-	adds r0, r7, 0
-	bl sub_81268D0
-	ldrh r1, [r5, 0x22]
-	adds r0, r1
-	ldrh r1, [r4, 0x32]
-	adds r1, r0
-	strh r1, [r4, 0x22]
-	adds r0, r5, 0
-	adds r0, 0x28
-	ldrb r1, [r0]
-	adds r0, r4, 0
-	adds r0, 0x28
-	strb r1, [r0]
-	adds r0, r5, 0
-	adds r0, 0x29
-	ldrb r0, [r0]
-	adds r1, r4, 0
-	adds r1, 0x29
-	strb r0, [r1]
-	ldrh r0, [r5, 0x24]
-	strh r0, [r4, 0x24]
-	ldrh r0, [r5, 0x26]
-	negs r0, r0
-	strh r0, [r4, 0x26]
-	mov r2, r8
-	ldrb r0, [r2]
-	movs r1, 0x2
-	ands r1, r0
-	ldrb r2, [r6]
-	movs r0, 0x3
-	negs r0, r0
-	ands r0, r2
-	orrs r0, r1
-	strb r0, [r6]
-	movs r1, 0x3C
-	ldrsh r0, [r4, r1]
-	cmp r0, 0
-	bne _08126B3E
-	ldrb r0, [r4, 0x3]
-	mov r2, r9
-	ands r2, r0
-	strb r2, [r4, 0x3]
-	ldrb r0, [r5, 0x3]
-	lsls r0, 26
-	lsrs r0, 27
-	movs r1, 0x8
-	ands r0, r1
-	cmp r0, 0
-	beq _08126B3E
-	movs r1, 0x2
-	adds r0, r2, 0
-	orrs r0, r1
-	strb r0, [r4, 0x3]
-_08126B3E:
-	pop {r3,r4}
-	mov r8, r3
-	mov r9, r4
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08126B4C: .4byte gUnknown_0830FD14
-_08126B50: .4byte 0xfffffc00
-	thumb_func_end sub_81269E0
-
 	thumb_func_start sub_8126B54
 sub_8126B54: @ 8126B54
 	push {r4,lr}
diff --git a/src/field_effect_helpers.c b/src/field_effect_helpers.c
index 3771d24e4..63f3caa91 100644
--- a/src/field_effect_helpers.c
+++ b/src/field_effect_helpers.c
@@ -16,7 +16,7 @@
 // Static RAM declarations
 
 // Static ROM declarations
-/*static*/ void sub_81269E0(struct Sprite *);
+static void sub_81269E0(struct Sprite *);
 static void npc_pal_op(struct MapObject *mapObject, struct Sprite *sprite);
 static void npc_pal_op_A(struct MapObject *, u8);
 static void npc_pal_op_B(struct MapObject *, u8);
@@ -157,3 +157,42 @@ static void npc_pal_op_A(struct MapObject *mapObject, u8 paletteNum)
         sub_807D78C(paletteNum);
     }
 }
+
+static void sub_81269E0(struct Sprite *sprite)
+{
+    struct MapObject *mapObject;
+    struct Sprite *oldSprite;
+
+    mapObject = &gMapObjects[sprite->data0];
+    oldSprite = &gSprites[mapObject->spriteId];
+    if (!mapObject->active || !mapObject->mapobj_bit_17 || mapObject->localId != sprite->data1)
+    {
+        sprite->inUse = FALSE;
+    }
+    else
+    {
+        sprite->oam.paletteNum = gUnknown_0830FD14[oldSprite->oam.paletteNum];
+        sprite->oam.shape = oldSprite->oam.shape;
+        sprite->oam.size = oldSprite->oam.size;
+        sprite->oam.matrixNum = oldSprite->oam.matrixNum | 0x10;
+        sprite->oam.tileNum = oldSprite->oam.tileNum;
+        sprite->subspriteTables = oldSprite->subspriteTables;
+        sprite->subspriteTableNum = oldSprite->subspriteTableNum;
+        sprite->invisible = oldSprite->invisible;
+        sprite->pos1.x = oldSprite->pos1.x;
+        sprite->pos1.y = oldSprite->pos1.y + sub_81268D0(mapObject) + sprite->data2;
+        sprite->centerToCornerVecX = oldSprite->centerToCornerVecX;
+        sprite->centerToCornerVecY = oldSprite->centerToCornerVecY;
+        sprite->pos2.x = oldSprite->pos2.x;
+        sprite->pos2.y = -oldSprite->pos2.y;
+        sprite->coordOffsetEnabled = oldSprite->coordOffsetEnabled;
+        if (sprite->data7 == FALSE)
+        {
+            sprite->oam.matrixNum = 0;
+            if (oldSprite->oam.matrixNum & 0x8)
+            {
+                sprite->oam.matrixNum = 1;
+            }
+        }
+    }
+}