1 files changed, 147 insertions, 0 deletions
diff --git a/src/anim/orbit.c b/src/anim/orbit.c
new file mode 100755
index 000000000..9b77552fa
--- /dev/null
+++ b/src/anim/orbit.c
@@ -0,0 +1,147 @@
+#include "global.h"
+#include "rom_8077ABC.h"
+#include "trig.h"
+#include "battle_anim.h"
+
+extern s16 gBattleAnimArgs[];
+extern u8 gBattleAnimBankAttacker;
+extern u8 gBattleAnimBankTarget;
+
+static void sub_80CAC44(struct Sprite* sprite);
+static void sub_80CADA8(struct Sprite* sprite);
+static void sub_80CAE74(struct Sprite* sprite);
+
+// orbit (The effect of a sprite rotating around another one in a pseudo 3D effect.)
+// Used by Spore, Cotton Spore, and Petal Dance.
+
+void sub_80CABF8(struct Sprite* sprite)
+{
+    sub_8078764(sprite, 1);
+    StartSpriteAnim(sprite, gBattleAnimArgs[4]);
+    if (gBattleAnimArgs[4] == 1)
+    {
+        sprite->oam.objMode = 1;
+    }
+
+    sprite->data[0] = gBattleAnimArgs[3];
+    sprite->data[1] = gBattleAnimArgs[2];
+    sprite->callback = sub_80CAC44;
+    sub_80CAC44(sprite);
+}
+
+void sub_80CAC44(struct Sprite* sprite)
+{
+    u8 var1;
+    
+    sprite->pos2.x = Sin(sprite->data[1], 32);
+    sprite->pos2.y = Cos(sprite->data[1], -3) + ((sprite->data[2] += 24) >> 8);
+    if ((u16)(sprite->data[1] - 0x40) < 0x80)
+    {
+        sprite->oam.priority = (sub_8079ED4(gBattleAnimBankTarget) & 3);
+    }
+    else
+    {
+        var1 = sub_8079ED4(gBattleAnimBankTarget) + 1;
+        if (var1 > 3)
+        {
+            var1 = 3;
+        }
+
+        sprite->oam.priority = var1;
+    }
+
+    sprite->data[1] = (sprite->data[1] + 2) & 0xFF;
+    sprite->data[0]--;
+    if (sprite->data[0] == -1)
+        move_anim_8072740(sprite);
+}
+
+void sub_80CACEC(u8 taskId)
+{
+    if (NotInBattle() || !IsDoubleBattle())
+    {
+        DestroyAnimVisualTask(taskId);
+    }
+    else
+    {
+        if (GetBankIdentity_permutated(gBattleAnimBankTarget) == 1)
+        {
+            REG_BG2CNT_BITFIELD.priority = 3;
+        }
+        else
+        {
+            REG_BG1CNT_BITFIELD.priority = 1;
+        }
+
+        DestroyAnimVisualTask(taskId);
+    }
+}
+
+void sub_80CAD54(struct Sprite* sprite)
+{
+    sub_80787B0(sprite, 0);
+    sprite->data[0] = gBattleAnimArgs[3];
+    sprite->data[1] = sprite->pos1.x;
+    sprite->data[2] = sprite->pos1.x;
+    sprite->data[3] = sprite->pos1.y;
+    sprite->data[4] = sub_8077ABC(gBattleAnimBankAttacker, 3) + gBattleAnimArgs[2];
+    obj_translate_based_on_private_1_2_3_4(sprite);
+    sprite->data[5] = 0x40;
+    sprite->callback = sub_80CADA8;
+    sub_80CADA8(sprite);
+}
+
+void sub_80CADA8(struct Sprite* sprite)
+{
+    if (!sub_8078B5C(sprite))
+    {
+        sprite->pos2.x += Sin(sprite->data[5], 32);
+        sprite->pos2.y += Cos(sprite->data[5], -5);
+        if ((u16)(sprite->data[5] - 0x40) < 0x80)
+        {
+            sprite->subpriority = sub_8079E90(gBattleAnimBankAttacker) - 1;
+        }
+        else
+        {
+            sprite->subpriority = sub_8079E90(gBattleAnimBankAttacker) + 1;
+        }
+
+        sprite->data[5] = (sprite->data[5] + 5) & 0xFF;
+    }
+    else
+    {
+        move_anim_8072740(sprite);
+    }
+}
+
+void sub_80CAE20(struct Sprite* sprite)
+{
+    sub_80787B0(sprite, 1);
+    sprite->data[0] = gBattleAnimArgs[3];
+    sprite->data[1] = sprite->pos1.x;
+    sprite->data[2] = sprite->pos1.x;
+    sprite->data[3] = sprite->pos1.y;
+    sprite->data[4] = sub_8077ABC(gBattleAnimBankAttacker, 3) + gBattleAnimArgs[2];
+    obj_translate_based_on_private_1_2_3_4(sprite);
+    sprite->data[5] = 0x40;
+    sprite->callback = sub_80CAE74;
+    sub_80CAE74(sprite);
+}
+
+void sub_80CAE74(struct Sprite* sprite)
+{
+    if (!sub_8078B5C(sprite))
+    {
+        sprite->pos2.x += Sin(sprite->data[5], 8);
+        if ((u16)(sprite->data[5] - 0x3B) < 5 || (u16)(sprite->data[5] - 0xBB) < 5)
+        {
+            sprite->oam.matrixNum ^= 8;
+        }
+
+        sprite->data[5] = (sprite->data[5] + 5) & 0xFF;
+    }
+    else
+    {
+       move_anim_8072740(sprite);
+    }
+}