separate sea cottage anim functions

2 files changed, 418 insertions, 23 deletions

diff --git a/src/sea_cottage_special_anim.c b/src/sea_cottage_special_anim.c
new file mode 100644
index 000000000..e9b05a0fc
--- /dev/null
+++ b/src/sea_cottage_special_anim.c
@@ -0,0 +1,417 @@
+#include "global.h"
+#include "event_data.h"
+#include "task.h"
+#include "menu.h"
+#include "field_player_avatar.h"
+#include "fieldmap.h"
+#include "field_map_obj.h"
+#include "field_camera.h"
+
+// Defines
+#define t0 data[0]
+#define tX data[4]
+#define tListTaskId data[7]
+
+// RAM
+EWRAM_DATA u8 gUnknown_2039984 = 0;
+
+
+// Function Declarations
+static void sub_809C334(u8 taskId);
+static void sub_809C500(u8 taskId);
+static void sub_809C640(u8 taskId);
+
+// Data Definitions
+static const u16 gUnknown_83DF0D4[] = {0x0308, 0x030a, 0x02d0};
+static const u16 gUnknown_83DF0DA[] = {0x0309, 0x030b, 0x02d1};
+static const u16 gUnknown_83DF0E0[] = {0x0310, 0x0312, 0x02d8};
+static const u16 gUnknown_83DF0E6[] = {0x0311, 0x0313, 0x02d9};
+static const u16 gUnknown_83DF0EC[] = {0x02e3, 0x0316, 0x0314};
+static const u16 gUnknown_83DF0F2[] = {0x02e4, 0x0317, 0x0315};
+static const u16 gUnknown_83DF0F8[] = {0x02eb, 0x031e, 0x031c};
+
+
+// Functions
+#ifdef NONMATCHING
+void sub_809C1D8(u8 taskId, const u16* a1, u16 a2)
+{
+    
+}
+#else
+NAKED
+void sub_809C1D8(u8 taskId, const u16* a1, u16 a2)
+{
+    asm_unified("\tpush {r4-r7,lr}\n"
+                "\tmov r7, r10\n"
+                "\tmov r6, r9\n"
+                "\tmov r5, r8\n"
+                "\tpush {r5-r7}\n"
+                "\tsub sp, 0x10\n"
+                "\tmov r9, r1\n"
+                "\tlsls r0, 24\n"
+                "\tlsrs r0, 24\n"
+                "\tlsls r2, 16\n"
+                "\tlsrs r2, 16\n"
+                "\tmov r10, r2\n"
+                "\tldr r2, _0809C26C @ =gTasks\n"
+                "\tlsls r1, r0, 2\n"
+                "\tadds r1, r0\n"
+                "\tlsls r1, 3\n"
+                "\tadds r1, r2\n"
+                "\tldrh r0, [r1, 0x10]\n"
+                "\tsubs r0, 0x1\n"
+                "\tlsls r0, 16\n"
+                "\tlsrs r5, r0, 16\n"
+                "\tldrh r0, [r1, 0x12]\n"
+                "\tsubs r0, 0x1\n"
+                "\tlsls r0, 16\n"
+                "\tlsrs r3, r0, 16\n"
+                "\tldrh r4, [r1, 0xA]\n"
+                "\tmovs r2, 0xC\n"
+                "\tldrsh r0, [r1, r2]\n"
+                "\tcmp r0, 0\n"
+                "\tbne _0809C29C\n"
+                "\tmovs r2, 0\n"
+                "\tlsls r5, 16\n"
+                "\tstr r5, [sp, 0xC]\n"
+                "\tlsls r0, r3, 16\n"
+                "\tlsls r1, r4, 16\n"
+                "\tasrs r0, 16\n"
+                "\tstr r0, [sp]\n"
+                "\tasrs r1, 16\n"
+                "\tstr r1, [sp, 0x4]\n"
+                "\tlsls r0, r1, 1\n"
+                "\tmov r1, r9\n"
+                "\tadds r7, r0, r1\n"
+                "_0809C22C:\n"
+                "\tmovs r4, 0\n"
+                "\tlsls r2, 16\n"
+                "\tmov r8, r2\n"
+                "\tasrs r0, r2, 16\n"
+                "\tldr r2, [sp]\n"
+                "\tadds r6, r2, r0\n"
+                "_0809C238:\n"
+                "\tldr r0, [sp, 0xC]\n"
+                "\tasrs r1, r0, 16\n"
+                "\tlsls r4, 16\n"
+                "\tasrs r0, r4, 16\n"
+                "\tadds r5, r1, r0\n"
+                "\tadds r0, r5, 0\n"
+                "\tadds r1, r6, 0\n"
+                "\tbl MapGridGetMetatileIdAt\n"
+                "\tmovs r2, 0\n"
+                "\tldrsh r1, [r7, r2]\n"
+                "\tlsls r0, 16\n"
+                "\tasrs r0, 16\n"
+                "\tcmp r1, r0\n"
+                "\tbne _0809C280\n"
+                "\tldr r0, [sp, 0x4]\n"
+                "\tcmp r0, 0x2\n"
+                "\tbeq _0809C270\n"
+                "\tldrh r0, [r7, 0x2]\n"
+                "\tmov r2, r10\n"
+                "\torrs r2, r0\n"
+                "\tadds r0, r5, 0\n"
+                "\tadds r1, r6, 0\n"
+                "\tbl MapGridSetMetatileIdAt\n"
+                "\tb _0809C280\n"
+                "\t.align 2, 0\n"
+                "_0809C26C: .4byte gTasks\n"
+                "_0809C270:\n"
+                "\tmov r1, r9\n"
+                "\tldrh r0, [r1]\n"
+                "\tmov r2, r10\n"
+                "\torrs r2, r0\n"
+                "\tadds r0, r5, 0\n"
+                "\tadds r1, r6, 0\n"
+                "\tbl MapGridSetMetatileIdAt\n"
+                "_0809C280:\n"
+                "\tmovs r2, 0x80\n"
+                "\tlsls r2, 9\n"
+                "\tadds r0, r4, r2\n"
+                "\tlsrs r4, r0, 16\n"
+                "\tasrs r0, 16\n"
+                "\tcmp r0, 0x2\n"
+                "\tble _0809C238\n"
+                "\tadds r0, r2, 0\n"
+                "\tadd r0, r8\n"
+                "\tlsrs r2, r0, 16\n"
+                "\tasrs r0, 16\n"
+                "\tcmp r0, 0x2\n"
+                "\tble _0809C22C\n"
+                "\tb _0809C324\n"
+                "_0809C29C:\n"
+                "\tmovs r2, 0\n"
+                "\tlsls r5, 16\n"
+                "\tstr r5, [sp, 0xC]\n"
+                "\tlsls r0, r3, 16\n"
+                "\tlsls r1, r4, 16\n"
+                "\tasrs r0, 16\n"
+                "\tstr r0, [sp, 0x8]\n"
+                "\tasrs r7, r1, 16\n"
+                "_0809C2AC:\n"
+                "\tmovs r4, 0\n"
+                "\tlsls r2, 16\n"
+                "\tmov r8, r2\n"
+                "\tasrs r0, r2, 16\n"
+                "\tldr r1, [sp, 0x8]\n"
+                "\tadds r6, r1, r0\n"
+                "_0809C2B8:\n"
+                "\tldr r2, [sp, 0xC]\n"
+                "\tasrs r1, r2, 16\n"
+                "\tlsls r4, 16\n"
+                "\tasrs r0, r4, 16\n"
+                "\tadds r5, r1, r0\n"
+                "\tadds r0, r5, 0\n"
+                "\tadds r1, r6, 0\n"
+                "\tbl MapGridGetMetatileIdAt\n"
+                "\tmovs r1, 0x2\n"
+                "\tsubs r1, r7\n"
+                "\tlsls r1, 1\n"
+                "\tadd r1, r9\n"
+                "\tmovs r2, 0\n"
+                "\tldrsh r1, [r1, r2]\n"
+                "\tlsls r0, 16\n"
+                "\tasrs r0, 16\n"
+                "\tcmp r1, r0\n"
+                "\tbne _0809C30A\n"
+                "\tcmp r7, 0x2\n"
+                "\tbeq _0809C2FA\n"
+                "\tmovs r0, 0x1\n"
+                "\tsubs r0, r7\n"
+                "\tlsls r0, 1\n"
+                "\tadd r0, r9\n"
+                "\tldrh r0, [r0]\n"
+                "\tmov r2, r10\n"
+                "\torrs r2, r0\n"
+                "\tadds r0, r5, 0\n"
+                "\tadds r1, r6, 0\n"
+                "\tbl MapGridSetMetatileIdAt\n"
+                "\tb _0809C30A\n"
+                "_0809C2FA:\n"
+                "\tmov r1, r9\n"
+                "\tldrh r0, [r1, 0x4]\n"
+                "\tmov r2, r10\n"
+                "\torrs r2, r0\n"
+                "\tadds r0, r5, 0\n"
+                "\tadds r1, r6, 0\n"
+                "\tbl MapGridSetMetatileIdAt\n"
+                "_0809C30A:\n"
+                "\tmovs r2, 0x80\n"
+                "\tlsls r2, 9\n"
+                "\tadds r0, r4, r2\n"
+                "\tlsrs r4, r0, 16\n"
+                "\tasrs r0, 16\n"
+                "\tcmp r0, 0x2\n"
+                "\tble _0809C2B8\n"
+                "\tadds r0, r2, 0\n"
+                "\tadd r0, r8\n"
+                "\tlsrs r2, r0, 16\n"
+                "\tasrs r0, 16\n"
+                "\tcmp r0, 0x2\n"
+                "\tble _0809C2AC\n"
+                "_0809C324:\n"
+                "\tadd sp, 0x10\n"
+                "\tpop {r3-r5}\n"
+                "\tmov r8, r3\n"
+                "\tmov r9, r4\n"
+                "\tmov r10, r5\n"
+                "\tpop {r4-r7}\n"
+                "\tpop {r0}\n"
+                "\tbx r0\n");
+}
+#endif
+
+static void sub_809C334(u8 taskId)
+{
+    s16 *data = gTasks[taskId].data;
+    u16 v1;
+    
+    data[3] = 1;
+    switch (data[0])
+    {
+    case 0:
+        sub_809C1D8(taskId, gUnknown_83DF0D4, 0);
+        break;
+    case 1:
+        sub_809C1D8(taskId, gUnknown_83DF0DA, 0);
+        break;
+    case 2:
+        sub_809C1D8(taskId, gUnknown_83DF0E0, 0xC00);
+        break;
+    case 3:
+        sub_809C1D8(taskId, gUnknown_83DF0E6, 0);
+        break;
+    case 4:
+        sub_809C1D8(taskId, gUnknown_83DF0EC, 0xC00);
+        break;
+    case 5:
+        sub_809C1D8(taskId, gUnknown_83DF0F2, 0);
+        break;
+    case 6:
+        sub_809C1D8(taskId, gUnknown_83DF0F8, 0);
+    default:
+        break;
+    }
+    data[0] = (data[0] + 1) & 7;
+    v1 = data[0] & 7;
+    //ldrh r5, [r4] instead mov r5, r0 somehow 
+    if (v1 == 0)
+    {
+        DrawWholeMapView();
+        data[1] = (data[1] + 1) % 3;
+        data[3] = v1;
+    }
+}
+
+static u8 sub_809C3FC(u16 a0)
+{
+    u8 taskId;
+    s16 *data;
+
+    taskId = CreateTask(sub_809C334, 0);
+    data = gTasks[taskId].data;
+    PlayerGetDestCoords(&tX, &data[5]);
+    t0 = 0;
+    data[1] = 0;
+    data[2] = a0;
+    sub_809C334(taskId);
+    return taskId;
+}
+
+void sub_809C448(u8 a0)
+{
+    u8 taskId;
+    
+    taskId = sub_809C3FC(a0);
+    gUnknown_2039984 = taskId;
+}
+
+void sub_809C460(void)
+{
+    DestroyTask(gUnknown_2039984);
+}
+
+bool8 sub_809C474(void)
+{    
+    if (gTasks[gUnknown_2039984].data[3] == 0)
+    {
+        if (gTasks[gUnknown_2039984].data[1] != 2)
+            return TRUE;
+        return FALSE;
+    }
+    else
+    {
+        return TRUE;
+    }
+}
+
+// special 0x1b5 - creates a tile animaiton one block left two-four up the player
+void sub_809C4A8(void)
+{
+    u8 taskId;
+    s16 *data;
+    
+    taskId = CreateTask(sub_809C500, 0);
+
+    gTasks[taskId].data[0] = 0;
+    gTasks[taskId].data[1] = 0;
+
+    data = gTasks[taskId].data;
+    PlayerGetDestCoords(&data[2], &data[3]);
+    if (gSpecialVar_0x8004 == 0)
+    {
+        gTasks[taskId].data[2] += 6;
+        gTasks[taskId].data[3] -= 5;
+    }
+    else
+    {
+        gTasks[taskId].data[2]--;
+        gTasks[taskId].data[3] -= 5;
+    }    
+}
+
+static void sub_809C500(u8 taskId)
+{
+    s16 *data = gTasks[taskId].data;
+    
+    if (data[0] == 0)
+    {
+        if ((data[1] & 1) == 0)
+        {
+            MapGridSetMetatileIdAt(data[2], data[3], 0xEB5);
+            MapGridSetMetatileIdAt(data[2], data[3] + 2, 0xEB7);
+        }
+        else
+        {
+            MapGridSetMetatileIdAt(data[2], data[3], 0xEB6);
+            MapGridSetMetatileIdAt(data[2], data[3] + 2, 0xEB8);
+        }
+        CurrentMapDrawMetatileAt(data[2], data[3]);
+        CurrentMapDrawMetatileAt(data[2], data[3] + 2);
+    }
+    
+    data[0]++;
+    if (data[0] != 0x10)
+        return;
+    data[0] = 0;
+    
+    data[0] == 0;
+    data[1]++;
+    if (data[1] != 0xD)
+        return;
+    
+    MapGridSetMetatileIdAt(data[2], data[3], 0xE8A);
+    MapGridSetMetatileIdAt(data[2], data[3] + 2, 0xE96);
+    CurrentMapDrawMetatileAt(data[2], data[3]);
+    CurrentMapDrawMetatileAt(data[2], data[3] + 2);
+    DestroyTask(taskId);
+}
+
+// special 0x1B7 - creates a tile animation two-six blocks right from the top-left corner of the screen
+void sub_809C5FC(void)
+{
+    u8 taskId;
+    s16 *data;
+    
+    taskId = CreateTask(sub_809C640, 0);
+    gTasks[taskId].data[0] = 0;
+    gTasks[taskId].data[1] = 0;
+
+    data = gTasks[taskId].data;
+    PlayerGetDestCoords(&data[2], &data[3]);
+    gTasks[taskId].data[2] += 4;
+    gTasks[taskId].data[3] -= 5;
+}
+
+static void sub_809C640(u8 taskId)
+{
+    s16 *data = gTasks[taskId].data;
+    
+    if (data[0] == 0)
+    {
+        if (data[1] != 0)
+        {
+            MapGridSetMetatileIdAt(data[2], data[3], 0xE85);
+            MapGridSetMetatileIdAt(data[2], data[3] + 1, 0xEB4);
+            CurrentMapDrawMetatileAt(data[2], data[3]);
+            CurrentMapDrawMetatileAt(data[2], data[3] + 1);
+            if (data[1] == 4)
+            {
+                DestroyTask(taskId);
+                return;
+            }
+            data[2]--;
+        }
+        MapGridSetMetatileIdAt(data[2], data[3], 0xEB9);
+        MapGridSetMetatileIdAt(data[2], data[3] + 1, 0xEBA);
+        CurrentMapDrawMetatileAt(data[2], data[3]);
+        CurrentMapDrawMetatileAt(data[2], data[3] + 1);
+    }
+    data[0]++;
+    if (data[0] == 4)
+    {
+        data[0] = 0;
+        data[1]++;
+    }
+}
diff --git a/src/shop.c b/src/shop.c
index 0a96b7eb3..55fe7311a 100644
--- a/src/shop.c
+++ b/src/shop.c
@@ -34,7 +34,6 @@
 #include "money.h"
 #include "quest_log.h"
 #include "script.h"
-#include "event_data.h"
 #include "constants/songs.h"
 #include "constants/items.h"
 #include "constants/game_stat.h"
@@ -112,8 +111,6 @@ EWRAM_DATA u8 (*gUnknown_2039968)[13] = {0};    //item strings
 EWRAM_DATA s16 gUnknown_20398B4[MAP_OBJECTS_COUNT][4] = {0};    //sViewportMapObjects
 EWRAM_DATA struct MartHistory gUnknown_203996C = {0};
 
-EWRAM_DATA u8 gUnknown_2039984 = 0;
-
 //Function Declarations
 static u8 sub_809AAB0(u8 a0);
 static u8 sub_809AB7C(bool32 a0);
@@ -171,11 +168,6 @@ static void nullsub_52(u8 taskId);
 static void nullsub_53(void);
 static void sub_809C138(void);
 
-// new file?
-static void sub_809C334(u8 taskId);
-static void sub_809C500(u8 taskId);
-static void sub_809C640(u8 taskId);
-
 // external defines
 extern u8 MapGridGetMetatileLayerTypeAt(s16 x, s16 y);
 extern u16 BagGetQuantityByItemId(u16 item);
@@ -186,13 +178,6 @@ extern const struct MenuAction gUnknown_83DF09C[];
 extern const struct YesNoFuncTable gUnknown_83DF0B4[];
 extern const struct WindowTemplate gUnknown_83DF0BC[];
 extern const struct BgTemplate gUnknown_83DF0C4[];
-extern const u16 gUnknown_83DF0D4[];
-extern const u16 gUnknown_83DF0DA[];
-extern const u16 gUnknown_83DF0E0[];
-extern const u16 gUnknown_83DF0E6[];
-extern const u16 gUnknown_83DF0EC[];
-extern const u16 gUnknown_83DF0F2[];
-extern const u16 gUnknown_83DF0F8[];
 */
 
 //graphics
@@ -268,14 +253,6 @@ static const struct BgTemplate gUnknown_83DF0C4[] =     //sShopBuyMenuBgTemplate
     }
 };
 
-static const u16 gUnknown_83DF0D4[] = {0x0308, 0x030a, 0x02d0};
-static const u16 gUnknown_83DF0DA[] = {0x0309, 0x030b, 0x02d1};
-static const u16 gUnknown_83DF0E0[] = {0x0310, 0x0312, 0x02d8};
-static const u16 gUnknown_83DF0E6[] = {0x0311, 0x0313, 0x02d9};
-static const u16 gUnknown_83DF0EC[] = {0x02e3, 0x0316, 0x0314};
-static const u16 gUnknown_83DF0F2[] = {0x02e4, 0x0317, 0x0315};
-static const u16 gUnknown_83DF0F8[] = {0x02eb, 0x031e, 0x031c};
-
 
 // Functions
 // CreateShopMenu
@@ -1680,3 +1657,4 @@ void CreateDecorationShop2Menu(const u16 *itemsForSale)
     sub_809AAB0(MART_TYPE_DECOR2);
     sub_809AC04(EnableBothScriptContexts);
 }
+