sub_815B908

asm/teachy_tv.s

@@ -5,78 +5,6 @@
 
 	.text
 
-	thumb_func_start sub_815B8A4
-sub_815B8A4: @ 815B8A4
-	push {r4,lr}
-	sub sp, 0xC
-	lsls r0, 24
-	lsrs r0, 24
-	lsls r1, r0, 2
-	adds r1, r0
-	lsls r1, 3
-	ldr r0, _0815B900 @ =gTasks+0x8
-	adds r4, r1, r0
-	movs r1, 0x4
-	ldrsh r0, [r4, r1]
-	cmp r0, 0
-	bne _0815B8DC
-	ldr r1, _0815B904 @ =gUnknown_8479590
-	movs r0, 0x8
-	str r0, [sp]
-	movs r0, 0x2
-	str r0, [sp, 0x4]
-	movs r0, 0x11
-	str r0, [sp, 0x8]
-	movs r0, 0x1
-	movs r2, 0x14
-	movs r3, 0xA
-	bl CopyToBgTilemapBufferRect_ChangePalette
-	movs r0, 0x1
-	bl schedule_bg_copy_tilemap_to_vram
-_0815B8DC:
-	ldrh r0, [r4, 0x4]
-	adds r0, 0x1
-	strh r0, [r4, 0x4]
-	lsls r0, 16
-	asrs r0, 16
-	cmp r0, 0x7E
-	ble _0815B8F8
-	bl TeachyTvClearBg1EndGraphicalText
-	movs r0, 0
-	strh r0, [r4, 0x4]
-	ldrh r0, [r4, 0x6]
-	adds r0, 0x1
-	strh r0, [r4, 0x6]
-_0815B8F8:
-	add sp, 0xC
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0815B900: .4byte gTasks+0x8
-_0815B904: .4byte gUnknown_8479590
-	thumb_func_end sub_815B8A4
-
-	thumb_func_start TeachyTvClearBg1EndGraphicalText
-TeachyTvClearBg1EndGraphicalText: @ 815B908
-	push {lr}
-	sub sp, 0x8
-	movs r0, 0x8
-	str r0, [sp]
-	movs r0, 0x2
-	str r0, [sp, 0x4]
-	movs r0, 0x1
-	movs r1, 0
-	movs r2, 0x14
-	movs r3, 0xA
-	bl FillBgTilemapBufferRect_Palette0
-	movs r0, 0x1
-	bl schedule_bg_copy_tilemap_to_vram
-	add sp, 0x8
-	pop {r0}
-	bx r0
-	thumb_func_end TeachyTvClearBg1EndGraphicalText
-
 	thumb_func_start TeachyTvBackToOptionList
 TeachyTvBackToOptionList: @ 815B92C
 	push {r4-r7,lr}

src/teachy_tv.c

@@ -53,6 +53,7 @@ extern u8 gUnknown_8E86F98; // pal
 extern struct ListMenuTemplate gUnknown_8479368;
 extern struct ListMenuItem gUnknown_8479340;
 extern struct WindowTemplate gUnknown_84792F0;
+extern u8 gUnknown_8479590;
 
 void C2TeachyTv();
 void C2TeachyTvMainCallback();
@@ -74,6 +75,7 @@ void TeachyTvOptionListController(u8);
 void TeachyTvAudioByInput(s32, bool8, struct ListMenu *);
 void TeachyTvQuitFadeControlAndTaskDel(u8 taskId);
 void TeachyTvRenderMsgAndSwitchClusterFuncs(u8 taskId);
+void TeachyTvClearBg1EndGraphicalText();
 
 extern void VblankHblankHandlerSetZero();
 extern void sub_812B1E0(u16);
@@ -83,7 +85,6 @@ extern void sub_8055DC4();
 extern void TeachyTvGrassAnimationMain(u8 taskId, s16 x, s16 y, u8 subpriority, bool8 mode);
 extern bool16 sub_80BF518(u8 textPrinterId);
 extern void _call_via_r1(s32 arg, void *func);
-extern void TeachyTvClearBg1EndGraphicalText();
 extern void TeachyTvBackToOptionList(u8 taskId);
 
 void C2TeachyTv()
@@ -779,3 +780,30 @@ void TeachyTvClusFuncDudeMoveLeft(u8 taskId)
     else
         --v2->pos2.x;
 }
+
+void TeachyTvClusFuncRenderAndRemoveBg1EndGraphic(u8 taskId)
+{
+    s16 *data;
+    int temp;
+
+    data = gTasks[taskId].data;
+    if ( !data[2] )
+    {
+        CopyToBgTilemapBufferRect_ChangePalette(1u, &gUnknown_8479590, 0x14u, 0xAu, 8u, 2u, 0x11u);
+        schedule_bg_copy_tilemap_to_vram(1u);
+    }
+    temp = (u16)data[2] + 1;
+    data[2] = temp;
+    if ( (s16)temp > 126 )
+    {
+        TeachyTvClearBg1EndGraphicalText();
+        (u16)data[2] = 0;
+        ++(u16)data[3];
+    }
+}
+
+void TeachyTvClearBg1EndGraphicalText()
+{
+    FillBgTilemapBufferRect_Palette0(1u, 0, 0x14u, 0xAu, 8u, 2u);
+    schedule_bg_copy_tilemap_to_vram(1u);
+}