1 files changed, 95 insertions, 0 deletions
diff --git a/src/battle/anim/evasion.c b/src/battle/anim/evasion.c
new file mode 100755
index 000000000..b4e81009b
--- /dev/null
+++ b/src/battle/anim/evasion.c
@@ -0,0 +1,95 @@
+#include "global.h"
+#include "rom_8077ABC.h"
+#include "trig.h"
+#include "battle_anim.h"
+#include "sound.h"
+#include "palette.h"
+#include "blend_palette.h"
+
+extern s16 gBattleAnimArgs[];
+extern u8 gBattleAnimBankAttacker;
+extern u8 gBattleAnimBankTarget;
+
+static void sub_80CE910(u8 taskId);
+static void sub_80CE974(struct Sprite* sprite);
+
+// evasion (the shadow seen during evasion increases, mainly Double Team.)
+// Used by Double Team.
+
+void sub_80CE7E0(u8 taskId)
+{
+    u16 i;
+    int obj;
+    u16 r3;
+    u16 r4;
+    struct Task* task = &gTasks[taskId];
+    task->data[0] = GetAnimBankSpriteId(0);
+    task->data[1] = AllocSpritePalette(0x2771);
+    r3 = (task->data[1] * 16) + 0x100;
+    r4 = (gSprites[task->data[0]].oam.paletteNum + 16) << 4;
+    for (i = 1; i < 16; i++)
+    {
+        gPlttBufferUnfaded[r3 + i] = gPlttBufferUnfaded[r4 + i];
+    }
+
+    BlendPalette(r3, 16, 11, 0);
+    task->data[3] = 0;
+    i = 0;
+    while (i <= 1 && (obj = duplicate_obj_of_side_rel2move_in_transparent_mode(0)) >= 0)
+    {
+        gSprites[obj].oam.paletteNum = task->data[1];
+        gSprites[obj].data[0] = 0;
+        gSprites[obj].data[1] = i << 7;
+        gSprites[obj].data[2] = taskId;
+        gSprites[obj].callback = sub_80CE974;
+        task->data[3]++;
+        i++;
+    }
+
+    task->func = sub_80CE910;
+    if (GetBankIdentity_permutated(gBattleAnimBankAttacker) == 1)
+    {
+        REG_DISPCNT &= 0xFDFF;
+    }
+    else
+    {
+        REG_DISPCNT &= 0xFBFF;
+    }
+}
+
+void sub_80CE910(u8 taskId)
+{
+    struct Task* task = &gTasks[taskId];
+    if (!task->data[3])
+    {
+        if (GetBankIdentity_permutated(gBattleAnimBankAttacker) == 1)
+            REG_DISPCNT |= 0x200;
+        else
+            REG_DISPCNT |= 0x400;
+
+        FreeSpritePaletteByTag(0x2771);
+        DestroyAnimVisualTask(taskId);
+    }
+}
+
+void sub_80CE974(struct Sprite* sprite)
+{
+    if (++sprite->data[3] > 1)
+    {
+        sprite->data[3] = 0;
+        sprite->data[0]++;
+    }
+
+    if (sprite->data[0] > 0x40)
+    {
+        gTasks[sprite->data[2]].data[3]--;
+        obj_delete_but_dont_free_vram(sprite);
+    }
+    else
+    {
+        sprite->data[4] = gSineTable[sprite->data[0]] / 6;
+        sprite->data[5] = gSineTable[sprite->data[0]] / 13;
+        sprite->data[1] = (sprite->data[1] + sprite->data[5]) & 0xFF;
+        sprite->pos2.x = Sin(sprite->data[1], sprite->data[4]);
+    }
+}