1 files changed, 214 insertions, 0 deletions
diff --git a/asm/smokescreen.s b/asm/smokescreen.s
new file mode 100755
index 000000000..464e25c40
--- /dev/null
+++ b/asm/smokescreen.s
@@ -0,0 +1,214 @@
+	.include "asm/macros.inc"
+	.include "constants/constants.inc"
+
+	.syntax unified
+
+	.text
+
+	thumb_func_start sub_807521C
+sub_807521C: @ 807521C
+	push {r4-r7,lr}
+	mov r7, r10
+	mov r6, r9
+	mov r5, r8
+	push {r5-r7}
+	lsls r0, 16
+	lsrs r6, r0, 16
+	lsls r1, 16
+	lsrs r7, r1, 16
+	lsls r2, 24
+	lsrs r4, r2, 24
+	ldr r5, =gUnknown_0831C620
+	ldrh r0, [r5, 0x6]
+	bl GetSpriteTileStartByTag
+	lsls r0, 16
+	ldr r1, =0xffff0000
+	cmp r0, r1
+	bne _0807524E
+	adds r0, r5, 0
+	bl LoadCompressedObjectPicUsingHeap
+	ldr r0, =gUnknown_0831C628
+	bl LoadCompressedObjectPaletteUsingHeap
+_0807524E:
+	ldr r0, =sub_8075370
+	bl CreateInvisibleSpriteWithCallback
+	mov r8, r0
+	mov r0, r8
+	lsls r0, 24
+	lsrs r0, 24
+	mov r8, r0
+	lsls r5, r0, 4
+	add r5, r8
+	lsls r5, 2
+	ldr r0, =gSprites
+	adds r5, r0
+	strh r4, [r5, 0x30]
+	ldr r0, =gUnknown_0831C688
+	mov r9, r0
+	lsls r6, 16
+	asrs r0, r6, 16
+	mov r10, r0
+	ldr r0, =0xfff00000
+	adds r6, r0
+	asrs r6, 16
+	lsls r4, r7, 16
+	asrs r7, r4, 16
+	adds r4, r0
+	asrs r4, 16
+	mov r0, r9
+	adds r1, r6, 0
+	adds r2, r4, 0
+	movs r3, 0x2
+	bl CreateSprite
+	lsls r0, 24
+	lsrs r0, 24
+	lsls r1, r0, 4
+	adds r1, r0
+	lsls r1, 2
+	ldr r0, =gSprites
+	adds r1, r0
+	mov r0, r8
+	strh r0, [r1, 0x2E]
+	ldrh r0, [r5, 0x2E]
+	adds r0, 0x1
+	strh r0, [r5, 0x2E]
+	adds r0, r1, 0
+	bl AnimateSprite
+	mov r0, r9
+	mov r1, r10
+	adds r2, r4, 0
+	movs r3, 0x2
+	bl CreateSprite
+	lsls r0, 24
+	lsrs r0, 24
+	lsls r4, r0, 4
+	adds r4, r0
+	lsls r4, 2
+	ldr r0, =gSprites
+	adds r4, r0
+	mov r0, r8
+	strh r0, [r4, 0x2E]
+	ldrh r0, [r5, 0x2E]
+	adds r0, 0x1
+	strh r0, [r5, 0x2E]
+	adds r0, r4, 0
+	movs r1, 0x1
+	bl StartSpriteAnim
+	adds r0, r4, 0
+	bl AnimateSprite
+	mov r0, r9
+	adds r1, r6, 0
+	adds r2, r7, 0
+	movs r3, 0x2
+	bl CreateSprite
+	lsls r0, 24
+	lsrs r0, 24
+	lsls r4, r0, 4
+	adds r4, r0
+	lsls r4, 2
+	ldr r0, =gSprites
+	adds r4, r0
+	mov r0, r8
+	strh r0, [r4, 0x2E]
+	ldrh r0, [r5, 0x2E]
+	adds r0, 0x1
+	strh r0, [r5, 0x2E]
+	adds r0, r4, 0
+	movs r1, 0x2
+	bl StartSpriteAnim
+	adds r0, r4, 0
+	bl AnimateSprite
+	mov r0, r9
+	mov r1, r10
+	adds r2, r7, 0
+	movs r3, 0x2
+	bl CreateSprite
+	lsls r0, 24
+	lsrs r0, 24
+	lsls r4, r0, 4
+	adds r4, r0
+	lsls r4, 2
+	ldr r0, =gSprites
+	adds r4, r0
+	mov r0, r8
+	strh r0, [r4, 0x2E]
+	ldrh r0, [r5, 0x2E]
+	adds r0, 0x1
+	strh r0, [r5, 0x2E]
+	adds r0, r4, 0
+	movs r1, 0x3
+	bl StartSpriteAnim
+	adds r0, r4, 0
+	bl AnimateSprite
+	mov r0, r8
+	pop {r3-r5}
+	mov r8, r3
+	mov r9, r4
+	mov r10, r5
+	pop {r4-r7}
+	pop {r1}
+	bx r1
+	.pool
+	thumb_func_end sub_807521C
+
+	thumb_func_start sub_8075370
+sub_8075370: @ 8075370
+	push {r4,lr}
+	adds r4, r0, 0
+	movs r1, 0x2E
+	ldrsh r0, [r4, r1]
+	cmp r0, 0
+	bne _080753A8
+	ldr r0, =gUnknown_0831C620
+	ldrh r0, [r0, 0x6]
+	bl FreeSpriteTilesByTag
+	ldr r0, =gUnknown_0831C628
+	ldrh r0, [r0, 0x4]
+	bl FreeSpritePaletteByTag
+	movs r1, 0x30
+	ldrsh r0, [r4, r1]
+	cmp r0, 0
+	bne _080753A4
+	adds r0, r4, 0
+	bl DestroySprite
+	b _080753A8
+	.pool
+_080753A4:
+	ldr r0, =SpriteCallbackDummy
+	str r0, [r4, 0x1C]
+_080753A8:
+	pop {r4}
+	pop {r0}
+	bx r0
+	.pool
+	thumb_func_end sub_8075370
+
+	thumb_func_start sub_80753B4
+sub_80753B4: @ 80753B4
+	push {lr}
+	adds r3, r0, 0
+	adds r0, 0x3F
+	ldrb r1, [r0]
+	movs r0, 0x10
+	ands r0, r1
+	cmp r0, 0
+	beq _080753DE
+	ldr r2, =gSprites
+	movs r0, 0x2E
+	ldrsh r1, [r3, r0]
+	lsls r0, r1, 4
+	adds r0, r1
+	lsls r0, 2
+	adds r0, r2
+	ldrh r1, [r0, 0x2E]
+	subs r1, 0x1
+	strh r1, [r0, 0x2E]
+	adds r0, r3, 0
+	bl DestroySprite
+_080753DE:
+	pop {r0}
+	bx r0
+	.pool
+	thumb_func_end sub_80753B4
+
+	.align 2, 0 @ Don't pad with nop.