sub_8123244

2 files changed, 204 insertions, 48 deletions

diff --git a/src/field/field_weather.c b/src/field/field_weather.c
index 443a38357..8dcfd62fa 100644
--- a/src/field/field_weather.c
+++ b/src/field/field_weather.c
@@ -4,54 +4,6 @@
 #include "sprite.h"
 #include "task.h"
 
-struct Weather
-{
-    u8 filler_000[0x200];
-    u8 unknown_200[2][32];
-    u8 filler_240[0x480];
-    s8 unknown_6C0;
-    s8 unknown_6C1;
-    u8 unknown_6C2;
-    u8 unknown_6C3;
-    u16 unknown_6C4;
-    u8 unknown_6C6;
-    u8 unknown_6C7;
-    u8 unknown_6C8;
-    u8 unknown_6C9;
-    u8 unknown_6CA;
-    u8 unknown_6CB;
-    u8 filler_6CC[2];
-    u16 unknown_6CE;
-    u8 unknown_6D0;
-    u8 unknown_6D1;
-    u8 filler_6D2[1];
-    u8 unknown_6D3;
-    u8 unknown_6D4;
-    u8 unknown_6D5;
-    u8 filler_6D6[2];
-    u8 unknown_6D8;
-    u8 filler_6D9[1];
-    u8 unknown_6DA;
-    u8 filler_6DB[3];
-    u8 unknown_6DE;
-    u8 filler_6DF[5];
-    u8 unknown_6E4;
-    u8 filler_6E5[0x15];
-    u8 unknown_6FA;
-    u8 unknown_6FB;
-    u8 filler_6FC[4];
-    u8 unknown_700;
-    u8 filler_701[0x15];
-    u8 unknown_716;
-    u8 unknown_717;
-    u8 filler_718[0xc];
-    u8 unknown_724;
-    u8 filler_725[9];
-    u8 unknown_72E;
-};
-
-#define gWeather gUnknown_0202F7E8
-extern struct Weather gWeather;
 extern u8 *gUnknown_083970E8;
 extern u8 (*gUnknown_08396FC8[][4])(void);
 extern u8 (*gUnknown_083970B8[])(void);
diff --git a/src/scene/cable_car.c b/src/scene/cable_car.c
index 1b5d22221..0f3726e3a 100644
--- a/src/scene/cable_car.c
+++ b/src/scene/cable_car.c
@@ -3,18 +3,101 @@
 #include "global.h"
 #include "palette.h"
 #include "main.h"
+#include "script.h"
 #include "task.h"
+#include "sound.h"
+#include "songs.h"
+#include "decompress.h"
+#include "field_weather.h"
+#include "unknown_task.h"
+#include "event_data.h"
+#include "cable_car_util.h"
 
 // Static type declarations
 
+struct Unk_2017000 {
+    u8 unk_0000;
+    u8 unk_0001;
+    u8 unk_0002;
+    u8 filler_0003[0xf9];
+    u16 unk_00fc[0x400];
+    u16 unk_08fc[0x400];
+}; // size 0x10FC
+
+struct Unk_2019000 {
+    /* 0x000 */ u16 mtChimneyTilemap[0xb4];
+    /* 0x168 */ u16 treeTilemap[0x1e0];
+    /* 0x528 */ u16 mountainTilemap[0x258];
+    /* 0x9d8 */ u16 pylonStemTilemap[0x628]; // size not actually known
+};
+
+#define ewram_17000 (*(struct Unk_2017000 *)(ewram + 0x17000))
+#define ewram_19000 (*(struct Unk_2019000 *)(ewram + 0x19000))
+
 // Static RAM declarations
 
+EWRAM_DATA struct Unk_2017000 *gUnknown_02039274 = NULL;
+EWRAM_DATA u8 gUnknown_02039278 = 0;
+EWRAM_DATA u8 gUnknown_02039279 = 0;
+EWRAM_DATA u8 gUnknown_0203927A = 0;
+EWRAM_DATA u8 gUnknown_0203927B = 0;
+EWRAM_DATA u8 gUnknown_0203927C = 0;
+EWRAM_DATA u8 gUnknown_0203927D = 0;
+EWRAM_DATA u32 filler_02039280 = 0;
+
 // Static ROM declarations
 
 void sub_8123244(void);
+void sub_8124118(void);
+void sub_81248AC(u8);
+void sub_8123FBC(u8);
+void sub_8123C40(void);
+void sub_8123724(void);
+void sub_8123878(u8 taskId);
+void sub_81239E4(u8 taskId);
+void sub_8123AF8(u8 taskId);
 
 // .rodata
 
+extern const u8 gCableCar_Gfx[];
+extern const u8 gCableCarDoor_Gfx[];
+extern const u8 gCableCarCord_Gfx[];
+extern const u16 gCableCar_Pal[];
+extern const u16 gCableCarBG_Pal[];
+extern const u8 gCableCarBG_Gfx[];
+
+const u8 gCableCarMtChimneyTilemap[] = INCBIN_U8("graphics/misc/cable_car_mt_chimney_map.bin.lz");
+
+const u8 gCableCarTreeTilemap[] = INCBIN_U8("graphics/misc/cable_car_tree_map.bin.lz");
+
+const u8 gCableCarMountainTilemap[] = INCBIN_U8("graphics/misc/cable_car_mountain_map.bin.lz");
+
+const u16 gCableCarPylonHookTilemapEntries[] = {
+    0x3000,
+    0x3001,
+    0x3002,
+    0x3003,
+    0x3004,
+    0x3005,
+    0x3006,
+    0x3007,
+    0x3008,
+    0x3009
+};
+
+const u8 gCableCarPylonStemTilemap[] = INCBIN_U8("graphics/misc/cable_car_pylon_stem_map.bin.lz");
+
+const struct CompressedSpriteSheet gUnknown_08401CF8[] = {
+    { gCableCar_Gfx,     0x800, 1 },
+    { gCableCarDoor_Gfx,  0x40, 2 },
+    { gCableCarCord_Gfx,  0x80, 3 },
+    {                             }
+};
+const struct SpritePalette gUnknown_08401D18[] = {
+    { gCableCar_Pal, 1 },
+    {                  }
+};
+
 // .text
 
 void sub_81231EC(u8 taskId)
@@ -25,3 +108,124 @@ void sub_81231EC(u8 taskId)
         DestroyTask(taskId);
     }
 }
+
+void sub_8123218(void)
+{
+    ScriptContext2_Enable();
+    CreateTask(sub_81231EC, 1);
+    BeginNormalPaletteFade(-1, 0, 0, 16, 0);
+}
+
+void sub_8123244(void)
+{
+    u8 i;
+    u16 imebak;
+
+    switch (gMain.state)
+    {
+        case 0:
+        default:
+            SetVBlankCallback(NULL);
+            remove_some_task();
+            DmaFill16Large(3, 0, (void *)VRAM, VRAM_SIZE, 0x1000);
+            DmaFill32Defvars(3, 0, (void *)OAM, OAM_SIZE);
+            DmaFill16Defvars(3, 0, (void *)PLTT, PLTT_SIZE);
+            gUnknown_02039274 = &ewram_17000;
+            DmaFill16Large(3, 0, &ewram_17000, 0x10FC, 0x1000);
+            gMain.state ++;
+            break;
+        case 1:
+            ResetSpriteData();
+            ResetTasks();
+            FreeAllSpritePalettes();
+            ResetPaletteFade();
+            sub_807C828();
+            for (i = 0; i < 20; i ++)
+            {
+                gUnknown_08396FC4->unk_0f0[i] = NULL;
+            }
+            InitMapMusic();
+            ResetMapMusic();
+            gSpriteCoordOffsetX = gSpriteCoordOffsetY = 0;
+            gMain.state ++;
+            break;
+        case 2:
+            for (i = 0; i < 3; i ++)
+            {
+                LoadCompressedObjectPic(&gUnknown_08401CF8[i]);
+            }
+            LoadSpritePalettes(gUnknown_08401D18);
+            LZDecompressWram(gCableCarMtChimneyTilemap, ewram_19000.mtChimneyTilemap);
+            LZDecompressWram(gCableCarTreeTilemap, ewram_19000.treeTilemap);
+            LZDecompressWram(gCableCarMountainTilemap, ewram_19000.mountainTilemap);
+            LZDecompressWram(gCableCarPylonStemTilemap, ewram_19000.pylonStemTilemap);
+            LoadPalette(gCableCarBG_Pal, 0, 0x80);
+            LZ77UnCompVram(gCableCarBG_Gfx, (u16 *)BG_VRAM);
+            gMain.state ++;
+            break;
+        case 3:
+            sub_8124118();
+            RunTasks();
+            gMain.state ++;
+            break;
+        case 4:
+            if (gUnknown_02039274->unk_0002 == 7)
+            {
+                gMain.state ++;
+            }
+            else if (gUnknown_08396FC4->unk_0f0[0] != NULL)
+            {
+                for (i = 0; i < 20; i ++)
+                {
+                    if (gUnknown_08396FC4->unk_0f0[i] != NULL)
+                    {
+                        gUnknown_08396FC4->unk_0f0[i]->unk_5_2 = 0;
+                    }
+                }
+                gMain.state ++;
+            }
+            break;
+        case 5:
+            sub_8124F08((u16 *)BG_SCREEN_ADDR(29), ewram_19000.treeTilemap, 0, 17, 32, 15);
+            sub_8124F08((u16 *)BG_SCREEN_ADDR(30), ewram_19000.mountainTilemap, 0, 0, 30, 20);
+            sub_8124F08(gUnknown_02039274->unk_08fc, gCableCarPylonHookTilemapEntries, 0, 0, 5, 2);
+            sub_8124F08(gUnknown_02039274->unk_08fc, ewram_19000.pylonStemTilemap, 0, 2, 2, 20);
+            gMain.state ++;
+            break;
+        case 6:
+            sub_81248AC(gSpecialVar_0x8004);
+            sub_8124F08(gUnknown_02039274->unk_00fc, ewram_19000.mtChimneyTilemap + 0x48, 0, 14, 12, 3);
+            sub_8124F08(gUnknown_02039274->unk_00fc, ewram_19000.mtChimneyTilemap + 0x6C, 12, 17, 12, 3);
+            sub_8124F08(gUnknown_02039274->unk_00fc, ewram_19000.mtChimneyTilemap + 0x90, 24, 20, 12, 3);
+            sub_8124F08(gUnknown_02039274->unk_00fc, ewram_19000.mtChimneyTilemap + 0x00, 0, 17, 12, 3);
+            sub_8124F08(gUnknown_02039274->unk_00fc, ewram_19000.mtChimneyTilemap + 0x24, 0, 20, 12, 3);
+            sub_8124F08(gUnknown_02039274->unk_00fc, ewram_19000.mtChimneyTilemap + 0x00, 12, 20, 12, 3);
+            sub_8124F08(gUnknown_02039274->unk_00fc, ewram_19000.mtChimneyTilemap + 0x24, 12, 23, 12, 3);
+            sub_8124F08(gUnknown_02039274->unk_00fc, ewram_19000.mtChimneyTilemap + 0x00, 24, 23, 12, 3);
+            gMain.state ++;
+            break;
+        case 7:
+            BeginNormalPaletteFade(-1, 3, 16, 0, 0);
+            FadeInNewBGM(BGM_ROPEWAY, 1);
+            sub_8123FBC(1);
+            gMain.state ++;
+            break;
+        case 8:
+            imebak = REG_IME;
+            REG_IME = 0;
+            REG_IE |= INTR_FLAG_VBLANK;
+            REG_IME = imebak;
+            SetVBlankCallback(sub_8123C40);
+            SetMainCallback2(sub_8123724);
+            CreateTask(sub_8123878, 0);
+            if (gSpecialVar_0x8004 == 0)
+            {
+                gUnknown_02039274->unk_0000 = CreateTask(sub_81239E4, 1);
+            }
+            else
+            {
+                gUnknown_02039274->unk_0000 = CreateTask(sub_8123AF8, 1);
+            }
+            break;
+    }
+}