1 files changed, 56 insertions, 0 deletions
diff --git a/src/battle/anim/rain.c b/src/battle/anim/rain.c
new file mode 100644
index 000000000..b38233e3c
--- /dev/null
+++ b/src/battle/anim/rain.c
@@ -0,0 +1,56 @@
+#include "global.h"
+#include "battle_anim.h"
+#include "random.h"
+#include "sprite.h"
+#include "task.h"
+
+extern s16 gBattleAnimArgs[8];
+extern const struct SpriteTemplate gSpriteTemplate_83D9130[];
+
+static void MoveAnimRaindrop(struct Sprite *);
+
+// rain (spawns and animates raindrops)
+// Used in Rain Dance and general rain animation.
+
+void CreateAnimRaindrops(u8 taskId)
+{
+    if (gTasks[taskId].data[0] == 0)
+    {
+        gTasks[taskId].data[1] = gBattleAnimArgs[0];
+        gTasks[taskId].data[2] = gBattleAnimArgs[1];
+        gTasks[taskId].data[3] = gBattleAnimArgs[2];
+    }
+
+    gTasks[taskId].data[0]++;
+
+    if (gTasks[taskId].data[0] % gTasks[taskId].data[2] == 1)
+    {
+        u8 x = Random() % 240;
+        u8 y = Random() % 80;
+        CreateSprite(gSpriteTemplate_83D9130, x,  y, 4);
+    }
+
+    if (gTasks[taskId].data[0] == gTasks[taskId].data[3])
+    {
+        DestroyAnimVisualTask(taskId);
+    }
+}
+
+void SetAnimRaindropCallback(struct Sprite *sprite)
+{
+    sprite->callback = MoveAnimRaindrop;
+}
+
+static void MoveAnimRaindrop(struct Sprite *sprite)
+{
+    if (++sprite->data[0] <= 13)
+    {
+        sprite->pos2.x++;
+        sprite->pos2.y += 4;
+    }
+
+    if (sprite->animEnded)
+    {
+        DestroySprite(sprite);
+    }
+}