1 files changed, 75 insertions, 0 deletions
diff --git a/src/smokescreen.c b/src/smokescreen.c
new file mode 100644
index 000000000..20808331f
--- /dev/null
+++ b/src/smokescreen.c
@@ -0,0 +1,75 @@
+#include "global.h"
+#include "sprite.h"
+#include "decompress.h"
+
+extern u8 CreateInvisibleSpriteWithCallback(void (*)(struct Sprite *));
+
+static void sub_8046388(struct Sprite *);
+
+extern struct SpriteSheet gUnknown_081FAEA4;
+extern struct SpritePalette gUnknown_081FAEAC;
+extern const struct SpriteTemplate gSpriteTemplate_81FAF0C;
+
+u8 sub_8046234(s16 x, s16 y, u8 a3)
+{
+    u8 mainSpriteId;
+    u8 spriteId1, spriteId2, spriteId3, spriteId4;
+    struct Sprite *mainSprite;
+
+    if (GetSpriteTileStartByTag(gUnknown_081FAEA4.tag) == 0xFFFF)
+    {
+        LoadCompressedObjectPic(&gUnknown_081FAEA4);
+        LoadCompressedObjectPalette(&gUnknown_081FAEAC);
+    }
+
+    mainSpriteId = CreateInvisibleSpriteWithCallback(sub_8046388);
+    mainSprite = &gSprites[mainSpriteId];
+    mainSprite->data1 = a3;
+
+    spriteId1 = CreateSprite(&gSpriteTemplate_81FAF0C, x - 16, y - 16, 2);
+    gSprites[spriteId1].data0 = mainSpriteId;
+    mainSprite->data0++;
+    AnimateSprite(&gSprites[spriteId1]);
+
+    spriteId2 = CreateSprite(&gSpriteTemplate_81FAF0C, x, y - 16, 2);
+    gSprites[spriteId2].data0 = mainSpriteId;
+    mainSprite->data0++;
+    StartSpriteAnim(&gSprites[spriteId2], 1);
+    AnimateSprite(&gSprites[spriteId2]);
+
+    spriteId3 = CreateSprite(&gSpriteTemplate_81FAF0C, x - 16, y, 2);
+    gSprites[spriteId3].data0 = mainSpriteId;
+    mainSprite->data0++;
+    StartSpriteAnim(&gSprites[spriteId3], 2);
+    AnimateSprite(&gSprites[spriteId3]);
+
+    spriteId4 = CreateSprite(&gSpriteTemplate_81FAF0C, x, y, 2);
+    gSprites[spriteId4].data0 = mainSpriteId;
+    mainSprite->data0++;
+    StartSpriteAnim(&gSprites[spriteId4], 3);
+    AnimateSprite(&gSprites[spriteId4]);
+
+    return mainSpriteId;
+}
+
+static void sub_8046388(struct Sprite *sprite)
+{
+    if (!sprite->data0)
+    {
+        FreeSpriteTilesByTag(gUnknown_081FAEA4.tag);
+        FreeSpritePaletteByTag(gUnknown_081FAEAC.tag);
+        if (!sprite->data1)
+            DestroySprite(sprite);
+        else
+            sprite->callback = SpriteCallbackDummy; 
+    }
+}
+
+void sub_80463CC(struct Sprite *sprite)
+{
+    if (sprite->animEnded)
+    {
+        gSprites[sprite->data0].data0--;
+        DestroySprite(sprite);
+    }
+}