1 files changed, 111 insertions, 0 deletions
diff --git a/src/battle/anim/thrashing.c b/src/battle/anim/thrashing.c
new file mode 100755
index 000000000..9811c546a
--- /dev/null
+++ b/src/battle/anim/thrashing.c
@@ -0,0 +1,111 @@
+#include "global.h"
+#include "rom_8077ABC.h"
+#include "trig.h"
+#include "battle_anim.h"
+#include "sound.h"
+
+extern s16 gBattleAnimArgs[];
+extern u8 gBattleAnimBankAttacker;
+extern u8 gBattleAnimBankTarget;
+
+extern struct AffineAnimFrameCmd gUnknown_083D77B0;
+
+static void sub_80D0A8C(u8 taskId);
+static void sub_80D0B3C(u8 taskId);
+
+// thrashing (the movement of the Pokemon left/right repeatedly, with up/down movements below.)
+// Used by Thrash.
+
+// left/right movements
+void sub_80D0A4C(u8 taskId)
+{
+    struct Task* task = &gTasks[taskId];
+    u8 spriteId = GetAnimBankSpriteId(0);
+    task->data[0] = spriteId;
+    task->data[1] = 0;
+    sub_80798F4(task, spriteId, &gUnknown_083D77B0);
+    task->func = sub_80D0A8C;
+}
+
+void sub_80D0A8C(u8 taskId)
+{
+    struct Task* task = &gTasks[taskId];
+    if (!sub_807992C(task))
+        DestroyAnimVisualTask(taskId);
+}
+
+// up/down movements
+void sub_80D0AB8(u8 taskId)
+{
+    struct Task* task = &gTasks[taskId];
+    task->data[0] = GetAnimBankSpriteId(0);
+    task->data[1] = 0;
+    task->data[2] = 4;
+    task->data[3] = 7;
+    task->data[4] = 3;
+    task->data[5] = gSprites[task->data[0]].pos1.x;
+    task->data[6] = gSprites[task->data[0]].pos1.y;
+    task->data[7] = 0;
+    task->data[8] = 0;
+    task->data[9] = 2;
+    if (GetBankSide(gBattleAnimBankAttacker) == 1)
+        task->data[2] *= -1;
+
+    task->func = sub_80D0B3C;
+}
+
+void sub_80D0B3C(u8 taskId)
+{
+    struct Task* task = &gTasks[taskId];
+    if (++task->data[7] > 2)
+    {
+        task->data[7] = 0;
+        task->data[8]++;
+        if ((task->data[8] & 1) != 0)
+        {
+            gSprites[task->data[0]].pos1.y += task->data[9];
+        }
+        else
+        {
+            gSprites[task->data[0]].pos1.y -= task->data[9];
+        }
+    }
+    switch (task->data[1])
+    {
+    case 0:
+        gSprites[task->data[0]].pos1.x += task->data[2];
+        if (--task->data[3] == 0)
+        {
+            task->data[3] = 14;
+            task->data[1] = 1;
+        }
+        break;
+    case 1:
+        gSprites[task->data[0]].pos1.x -= task->data[2];
+        if (--task->data[3] == 0)
+        {
+            task->data[3] = 7;
+            task->data[1] = 2;
+        }
+        break;
+    case 2:
+        gSprites[task->data[0]].pos1.x += task->data[2];
+        if (--task->data[3] == 0)
+        {
+            if (--task->data[4] != 0)
+            {
+                task->data[3] = 7;
+                task->data[1] = 0;
+            }
+            else
+            {
+                if ((task->data[8] & 1) != 0)
+                {
+                    gSprites[task->data[0]].pos1.y -= task->data[9];
+                }
+                DestroyAnimVisualTask(taskId);
+            }
+        }
+        break;
+    }
+}