1 files changed, 202 insertions, 0 deletions
diff --git a/src/misc/rom6.c b/src/misc/rom6.c
new file mode 100644
index 000000000..3a5071034
--- /dev/null
+++ b/src/misc/rom6.c
@@ -0,0 +1,202 @@
+#include "global.h"
+#include "rom6.h"
+#include "braille_puzzles.h"
+#include "field_effect.h"
+#include "field_map_obj.h"
+#include "field_player_avatar.h"
+#include "item_use.h"
+#include "pokemon_menu.h"
+#include "overworld.h"
+#include "script.h"
+#include "songs.h"
+#include "sound.h"
+#include "sprite.h"
+#include "task.h"
+
+extern u16 gScriptLastTalked;
+extern void (*gFieldCallback)(void);
+extern u8 gLastFieldPokeMenuOpened;
+extern void (*gUnknown_03005CE4)(void);
+extern u8 S_UseRockSmash[];
+
+EWRAM_DATA struct MapPosition gUnknown_0203923C = {0};
+
+static void task08_080C9820(u8);
+static void sub_810B3DC(u8);
+static void sub_810B428(u8);
+static void sub_810B4CC(u8);
+static void sub_810B53C(void);
+static void sub_810B58C(void);
+static void sub_810B5D8(void);
+static void sub_810B634(void);
+
+bool8 npc_before_player_of_type(u8 a)
+{
+    u8 mapObjId;
+
+    GetXYCoordsOneStepInFrontOfPlayer(&gUnknown_0203923C.x, &gUnknown_0203923C.y);
+    gUnknown_0203923C.height = PlayerGetZCoord();
+    mapObjId = GetFieldObjectIdByXYZ(gUnknown_0203923C.x, gUnknown_0203923C.y, gUnknown_0203923C.height);
+    if (gMapObjects[mapObjId].graphicsId != a)
+    {
+        return FALSE;
+    }
+    else
+    {
+        gScriptLastTalked = gMapObjects[mapObjId].localId;
+        return TRUE;
+    }
+}
+
+u8 oei_task_add(void)
+{
+    GetXYCoordsOneStepInFrontOfPlayer(&gUnknown_0203923C.x, &gUnknown_0203923C.y);
+    return CreateTask(task08_080C9820, 8);
+}
+
+static void task08_080C9820(u8 taskId)
+{
+    u8 mapObjId;
+
+    ScriptContext2_Enable();
+    gPlayerAvatar.unk6 = 1;
+    mapObjId = gPlayerAvatar.mapObjectId;
+    if (!FieldObjectIsSpecialAnimOrDirectionSequenceAnimActive(&gMapObjects[mapObjId])
+     || FieldObjectClearAnimIfSpecialAnimFinished(&gMapObjects[mapObjId]))
+    {
+        if (gMapHeader.mapType == MAP_TYPE_UNDERWATER)
+        {
+            FieldEffectStart(FLDEFF_FIELD_MOVE_SHOW_MON_INIT);
+            gTasks[taskId].func = sub_810B428;
+        }
+        else
+        {
+            sub_8059BF4();
+            FieldObjectSetSpecialAnim(&gMapObjects[mapObjId], 0x39);
+            gTasks[taskId].func = sub_810B3DC;
+        }
+    }
+}
+
+static void sub_810B3DC(u8 taskId)
+{
+    if (FieldObjectCheckIfSpecialAnimFinishedOrInactive(&gMapObjects[gPlayerAvatar.mapObjectId]) == TRUE)
+    {
+        FieldEffectStart(FLDEFF_FIELD_MOVE_SHOW_MON_INIT);
+        gTasks[taskId].func = sub_810B428;
+    }
+}
+
+static void sub_810B428(u8 taskId)
+{
+    if (!FieldEffectActiveListContains(6))
+    {
+        gFieldEffectArguments[1] = player_get_direction_lower_nybble();
+        if (gFieldEffectArguments[1] == 1)
+            gFieldEffectArguments[2] = 0;
+        if (gFieldEffectArguments[1] == 2)
+            gFieldEffectArguments[2] = 1;
+        if (gFieldEffectArguments[1] == 3)
+            gFieldEffectArguments[2] = 2;
+        if (gFieldEffectArguments[1] == 4)
+            gFieldEffectArguments[2] = 3;
+        sub_805B980(&gMapObjects[gPlayerAvatar.mapObjectId], GetPlayerAvatarGraphicsIdByCurrentState());
+        StartSpriteAnim(&gSprites[gPlayerAvatar.spriteId], gFieldEffectArguments[2]);
+        FieldEffectActiveListRemove(6);
+        gTasks[taskId].func = sub_810B4CC;
+    }
+}
+
+static void sub_810B4CC(u8 taskId)
+{
+    void (*func)(void) = (void (*)(void))(((u16)gTasks[taskId].data[8] << 16) | (u16)gTasks[taskId].data[9]);
+
+    func();
+    gPlayerAvatar.unk6 = 0;
+    DestroyTask(taskId);
+}
+
+bool8 SetUpFieldMove_RockSmash(void)
+{
+    if (npc_before_player_of_type(0x56) == TRUE)
+    {
+        gFieldCallback = FieldCallback_Teleport;
+        gUnknown_03005CE4 = sub_810B53C;
+        return TRUE;
+    }
+    else
+    {
+        return FALSE;
+    }
+}
+
+static void sub_810B53C(void)
+{
+    gFieldEffectArguments[0] = gLastFieldPokeMenuOpened;
+    ScriptContext1_SetupScript(S_UseRockSmash);
+}
+
+int FldEff_RockSmash(void)
+{
+    u8 taskId = oei_task_add();
+
+    gTasks[taskId].data[8] = (u32)sub_810B58C >> 16;
+    gTasks[taskId].data[9] = (u32)sub_810B58C;
+    IncrementGameStat(0x13);
+    return 0;
+}
+
+static void sub_810B58C(void)
+{
+    PlaySE(SE_W088);
+    FieldEffectActiveListRemove(FLDEFF_USE_ROCK_SMASH);
+    EnableBothScriptContexts();
+}
+
+int SetUpFieldMove_Dig(void)
+{
+    if (CanUseEscapeRopeOnCurrMap() == TRUE)
+    {
+        gFieldCallback = FieldCallback_Teleport;
+        gUnknown_03005CE4 = sub_810B5D8;
+        return TRUE;
+    }
+    else
+    {
+        return FALSE;
+    }
+}
+
+static void sub_810B5D8(void)
+{
+    sub_8053014();
+    FieldEffectStart(FLDEFF_USE_DIG);
+    gFieldEffectArguments[0] = gLastFieldPokeMenuOpened;
+}
+
+int FldEff_UseDig(void)
+{
+    u8 taskId = oei_task_add();
+
+    gTasks[taskId].data[8] = (u32)sub_810B634 >> 16;
+    gTasks[taskId].data[9] = (u32)sub_810B634;
+    if (!ShouldDoBrailleDigEffect())
+        SetPlayerAvatarTransitionFlags(1);
+    return 0;
+}
+
+static void sub_810B634(void)
+{
+    u8 taskId;
+
+    FieldEffectActiveListRemove(FLDEFF_USE_DIG);
+    if (ShouldDoBrailleDigEffect())
+    {
+        DoBrailleDigEffect();
+    }
+    else
+    {
+        taskId = CreateTask(task08_080A1C44, 8);
+        gTasks[taskId].data[0] = 0;
+    }
+}