1 files changed, 110 insertions, 0 deletions
diff --git a/src/battle/anim/note_spin.c b/src/battle/anim/note_spin.c
new file mode 100644
index 000000000..bdc0f4615
--- /dev/null
+++ b/src/battle/anim/note_spin.c
@@ -0,0 +1,110 @@
+#include "global.h"
+#include "battle_anim.h"
+#include "rom_8077ABC.h"
+#include "trig.h"
+
+extern s16 gBattleAnimArgs[8];
+extern u8 gBattleAnimBankAttacker;
+extern u8 gBattleAnimBankTarget;
+
+static void sub_80D2F80(struct Sprite *);
+static void sub_80D2FA4(struct Sprite *);
+
+// note_spin (spins music notes around, and rotates them)
+// Used in Perish Song.
+
+void sub_80D2E68(struct Sprite *sprite)
+{
+    if (sprite->data[0] == 0)
+    {
+        sprite->data[1] = 120 - gBattleAnimArgs[0];
+        sprite->invisible = 1;
+    }
+
+    if (++sprite->data[0] == sprite->data[1])
+    {
+        sub_8079108(sprite->oam.paletteNum + 16, 0);
+    }
+
+    if (sprite->data[0] == sprite->data[1] + 80)
+    {
+        move_anim_8072740(sprite);
+    }
+}
+
+void sub_80D2EC8(struct Sprite *sprite)
+{
+    int index;
+    int var2;
+
+    if (sprite->data[0] == 0)
+    {
+        sprite->pos1.x = 120;
+        sprite->pos1.y = (gBattleAnimArgs[0] + (((u16)gBattleAnimArgs[0]) >> 31)) / 2 - 15;
+
+        StartSpriteAnim(sprite, gBattleAnimArgs[1]);
+
+        sprite->data[5] = 120;
+        sprite->data[3] = gBattleAnimArgs[2];
+    }
+
+    sprite->data[0]++;
+
+    sprite->data[1] = (sprite->data[0] + ((u16)sprite->data[0] >> 31)) / 2;
+    index = ((sprite->data[0] * 3) + (u16)sprite->data[3]);
+    var2 = 0xFF;
+    sprite->data[6] = (sprite->data[6] + 10) & 0xFF;
+
+    index &= var2;
+    sprite->pos2.x = Cos(index, 100);
+
+    sprite->pos2.y = sprite->data[1] + Sin(index, 10) + Cos(sprite->data[6], 4);
+
+    if (sprite->data[0] > sprite->data[5])
+    {
+        sprite->callback = sub_80D2F80;
+
+        sprite->data[0] = 0;
+        oamt_add_pos2_onto_pos1(sprite);
+        sprite->data[2] = 5;
+        sprite->data[4] = 0;
+        sprite->data[3] = 0;
+
+        StartSpriteAffineAnim(sprite, 1);
+    }
+}
+
+static void sub_80D2F80(struct Sprite *sprite)
+{
+    if (++sprite->data[0] > 10)
+    {
+        sprite->data[0] = 0;
+        sprite->callback = sub_80D2FA4;
+    }
+}
+
+static void sub_80D2FA4(struct Sprite *sprite)
+{
+    sprite->data[3] += sprite->data[2];
+    sprite->pos2.y = sprite->data[3];
+
+    sprite->data[2]++;
+
+    if (sprite->data[3] > 48 && sprite->data[2] > 0)
+    {
+        sprite->data[2] = sprite->data[4] - 5;
+        sprite->data[4]++;
+    }
+
+    if (sprite->data[4] > 3)
+    {
+        int var1 = sprite->data[2];
+        sprite->invisible = var1 - (((s32)(var1 + ((u32)var1 >> 31)) >> 1) << 1);
+        move_anim_8072740(sprite);
+    }
+
+    if (sprite->data[4] == 4)
+    {
+        move_anim_8072740(sprite);
+    }
+}