1 files changed, 138 insertions, 0 deletions
diff --git a/src/battle/anim/dark.c b/src/battle/anim/dark.c
new file mode 100755
index 000000000..8ceb00298
--- /dev/null
+++ b/src/battle/anim/dark.c
@@ -0,0 +1,138 @@
+#include "global.h"
+#include "rom_8077ABC.h"
+#include "trig.h"
+#include "battle_anim.h"
+#include "sound.h"
+#include "scanline_effect.h"
+
+void sub_80DFE90(struct Sprite *sprite);
+
+void sub_80DFC9C(u8 taskId);
+void sub_80DFD58(u8 taskId);
+
+extern s16 gBattleAnimArgs[];
+extern u8 gAnimBankAttacker;
+extern u8 gAnimBankTarget;
+extern u8 gObjectBankIDs[];
+
+// used in Smoke Ball escape, Sky Attack, Feint Attack and Camouflage
+
+void sub_80DFC24(u8 taskId)
+{
+    int bank;
+    gTasks[taskId].data[0] = gBattleAnimArgs[0];
+    bank = gAnimBankAttacker;
+    gTasks[taskId].data[1] = 16;
+    REG_BLDALPHA = 16;
+    if (GetBankIdentity_permutated(bank) == 1)
+        REG_BLDCNT = 0x3F42;
+    else
+        REG_BLDCNT = 0x3F44;
+    gTasks[taskId].func = sub_80DFC9C;
+}
+
+void sub_80DFC9C(u8 taskId)
+{
+    u8 r2 = gTasks[taskId].data[1] >> 8;
+    u8 r1 = gTasks[taskId].data[1];
+    if (gTasks[taskId].data[2] == (u8)gTasks[taskId].data[0])
+    {
+        r2++;
+        r1--;
+        gTasks[taskId].data[1] = (r2 << 8) | r1;
+        REG_BLDALPHA = (r2 << 8) | r1;
+        gTasks[taskId].data[2] = 0;
+        if (r2 == 16)
+        {
+            gSprites[gObjectBankIDs[gAnimBankAttacker]].invisible = 1;
+            DestroyAnimVisualTask(taskId);
+        }
+    }
+    else
+        gTasks[taskId].data[2]++;
+}
+
+void sub_80DFD24(u8 taskId)
+{
+    gTasks[taskId].data[0] = gBattleAnimArgs[0];
+    gTasks[taskId].data[1] = 0x1000;
+    gTasks[taskId].func = sub_80DFD58;
+    REG_BLDALPHA = 0x1000;
+}
+
+void sub_80DFD58(u8 taskId)
+{
+    u8 r1 = gTasks[taskId].data[1] >> 8;
+    u8 r5 = gTasks[taskId].data[1];
+    if (gTasks[taskId].data[2] == (u8)gTasks[taskId].data[0])
+    {
+        r1--;
+        r5++;
+        gTasks[taskId].data[1] = (r1 << 8) | r5;
+        REG_BLDALPHA = (r1 << 8) | r5;
+        gTasks[taskId].data[2] = 0;
+        if (r1 == 0)
+        {
+            REG_BLDCNT = 0;
+            REG_BLDALPHA = 0;
+            DestroyAnimVisualTask(taskId);
+        }
+    }
+    else
+        gTasks[taskId].data[2]++;
+}
+
+// unlike the above is only used in Feint Attack
+
+void sub_80DFDC0(u8 taskId)
+{
+    REG_BLDALPHA = 0x1000;
+    if (GetBankIdentity_permutated(gAnimBankAttacker) == 1)
+        REG_BLDCNT = 0x3F42;
+    else
+        REG_BLDCNT = 0x3F44;
+    DestroyAnimVisualTask(taskId);
+}
+
+// unused sprite template's callback
+
+void sub_80DFE14(struct Sprite *sprite)
+{
+    sprite->data[1] = GetBankPosition(gAnimBankTarget, 2);
+    sprite->data[2] = GetBankPosition(gAnimBankAttacker, 2);
+    sprite->data[3] = GetBankPosition(gAnimBankTarget, 3);
+    sprite->data[4] = GetBankPosition(gAnimBankAttacker, 3);
+    sprite->data[0] = 0x7E;
+    sub_8078A5C(sprite);
+    sprite->data[3] = -sprite->data[1];
+    sprite->data[4] = -sprite->data[2];
+    sprite->data[6] = 0xFFD8;
+    sprite->callback = sub_80DFE90;
+    sub_80DFE90(sprite);
+}
+
+void sub_80DFE90(struct Sprite *sprite)
+{
+    sprite->data[3] += sprite->data[1];
+    sprite->data[4] += sprite->data[2];
+    sprite->pos2.x = sprite->data[3] >> 8;
+    sprite->pos2.y = sprite->data[4] >> 8;
+    if (sprite->data[7] == 0)
+    {
+        sprite->data[3] += sprite->data[1];
+        sprite->data[4] += sprite->data[2];
+        sprite->pos2.x = sprite->data[3] >> 8;
+        sprite->pos2.y = sprite->data[4] >> 8;
+        sprite->data[0]--;
+    }
+    sprite->pos2.y += Sin(sprite->data[5], sprite->data[6]);
+    sprite->data[5] = (sprite->data[5] + 3) & 0xFF;
+    if (sprite->data[5] > 0x7F)
+    {
+        sprite->data[5] = 0;
+        sprite->data[6] += 20;
+        sprite->data[7]++;
+    }
+    if (--sprite->data[0] == 0)
+        DestroyAnimSprite(sprite);
+}