Decompile dragon.c

src/dragon.c

@@ -1,13 +1,21 @@
 #include "global.h"
 #include "battle_anim.h"
+#include "scanline_effect.h"
+#include "task.h"
+#include "trig.h"
 #include "constants/rgb.h"
 
-extern void sub_8113064(struct Sprite *);
-extern void sub_8113224(struct Sprite *);
-extern void sub_81131B4(struct Sprite *);
-extern void sub_8113224(struct Sprite *);
-extern void sub_8113250(struct Sprite *);
-extern void sub_81135EC(struct Sprite *);
+extern u16 gUnknown_0203A100[];
+
+void sub_8113064(struct Sprite *);
+void sub_81131B4(struct Sprite *);
+void sub_8113224(struct Sprite *);
+void sub_8113250(struct Sprite *);
+void sub_81135EC(struct Sprite *);
+static void sub_81132E0(struct Sprite *);
+static void sub_81134B8(u8);
+static void sub_8113574(struct Task *);
+static void sub_811369C(struct Sprite *);
 
 const union AnimCmd gUnknown_08596E60[] =
 {
@@ -178,3 +186,252 @@ const struct SpriteTemplate gUnknown_08596FB0 =
     .affineAnims = gDummySpriteAffineAnimTable,
     .callback = sub_81135EC,
 };
+
+void sub_8113064(struct Sprite *sprite)
+{
+    sprite->pos1.x = GetBattlerSpriteCoord(gBattleAnimAttacker, 2);
+    sprite->pos1.y = GetBattlerSpriteCoord(gBattleAnimAttacker, 3);
+    if (GetBattlerSide(gBattleAnimAttacker) != B_SIDE_PLAYER)
+    {
+        sprite->pos1.x -= gBattleAnimArgs[0];
+        gBattleAnimArgs[3] = -gBattleAnimArgs[3];
+        gBattleAnimArgs[4] = -gBattleAnimArgs[4];
+    }
+    else
+    {
+        sprite->pos1.x += gBattleAnimArgs[0];
+    }
+
+    sprite->pos1.y += gBattleAnimArgs[1];
+    sprite->data[0] = gBattleAnimArgs[2];
+    sprite->data[1] = gBattleAnimArgs[3];
+    sprite->data[3] = gBattleAnimArgs[4];
+    sprite->data[5] = gBattleAnimArgs[5];
+    sprite->invisible = 1;
+    StoreSpriteCallbackInData6(sprite, move_anim_8074EE0);
+    sprite->callback = sub_80A66DC;
+}
+
+static void sub_8113100(struct Sprite *sprite)
+{
+    sub_80A6838(sprite);
+    sprite->data[2] = GetBattlerSpriteCoord(gBattleAnimTarget, 2);
+    sprite->data[4] = GetBattlerSpriteCoord(gBattleAnimTarget, 3);
+    if (GetBattlerSide(gBattleAnimAttacker) != B_SIDE_PLAYER)
+    {
+        sprite->pos1.x -= gBattleAnimArgs[1];
+        sprite->pos1.y += gBattleAnimArgs[1];
+        sprite->data[2] -= gBattleAnimArgs[2];
+        sprite->data[4] += gBattleAnimArgs[3];
+    }
+    else
+    {
+        sprite->pos1.x += gBattleAnimArgs[0];
+        sprite->pos1.y += gBattleAnimArgs[1];
+        sprite->data[2] += gBattleAnimArgs[2];
+        sprite->data[4] += gBattleAnimArgs[3];
+        StartSpriteAnim(sprite, 1);
+    }
+
+    sprite->data[0] = gBattleAnimArgs[4];
+    sprite->callback = StartAnimLinearTranslation;
+    StoreSpriteCallbackInData6(sprite, move_anim_8074EE0);
+}
+
+void sub_81131B4(struct Sprite *sprite)
+{
+    if (gBattleAnimArgs[0] == 0)
+    {
+        sprite->pos1.x = GetBattlerSpriteCoord(gBattleAnimAttacker, 0);
+        sprite->pos1.y = GetBattlerSpriteCoord(gBattleAnimAttacker, 1);
+    }
+    else
+    {
+        sprite->pos1.x = GetBattlerSpriteCoord(gBattleAnimTarget, 0);
+        sprite->pos1.y = GetBattlerSpriteCoord(gBattleAnimTarget, 1);
+    }
+
+    sub_80A6864(sprite, gBattleAnimArgs[1]);
+    sprite->pos1.y += gBattleAnimArgs[2];
+    sprite->callback = sub_80A67D8;
+    StoreSpriteCallbackInData6(sprite, move_anim_8074EE0);
+}
+
+void sub_8113224(struct Sprite *sprite)
+{
+    if (GetBattlerSide(gBattleAnimAttacker) != B_SIDE_PLAYER)
+        StartSpriteAffineAnim(sprite, 1);
+
+    sub_8113100(sprite);
+}
+
+void sub_8113250(struct Sprite *sprite)
+{
+    u16 r5;
+    u16 r0;
+    sprite->pos1.x = GetBattlerSpriteCoord(gBattleAnimAttacker, 2);
+    sprite->pos1.y = GetBattlerSpriteCoord(gBattleAnimAttacker, 3);
+    sprite->data[4] = 0;
+    sprite->data[5] = 1;
+    sprite->data[6] = gBattleAnimArgs[0];
+    r5 = sub_80A861C(gBattlerAttacker, 0);
+    r0 = sub_80A861C(gBattlerAttacker, 1);
+    if (r5 > r0)
+        sprite->data[7] = r5 / 2;
+    else
+        sprite->data[7] = r0 / 2;
+    sprite->pos2.x = Cos(sprite->data[6], sprite->data[7]);
+    sprite->pos2.y = Sin(sprite->data[6], sprite->data[7]);
+    sprite->callback = sub_81132E0;
+}
+
+static void sub_81132E0(struct Sprite *sprite)
+{
+    switch (sprite->data[0])
+    {
+    case 0:
+        sprite->data[6] = (sprite->data[6] - sprite->data[5]) & 0xFF;
+        sprite->pos2.x = Cos(sprite->data[6], sprite->data[7]);
+        sprite->pos2.y = Sin(sprite->data[6], sprite->data[7]);
+        if (++sprite->data[4] > 5)
+        {
+            sprite->data[4] = 0;
+            if (sprite->data[5] <= 15 && ++sprite->data[5] > 15)
+                sprite->data[5] = 16;
+        }
+        if (++sprite->data[3] > 0x3C)
+        {
+            sprite->data[3] = 0;
+            sprite->data[0]++;
+        }
+        break;
+    case 1:
+        sprite->data[6] = (sprite->data[6] - sprite->data[5]) & 0xFF;
+        if (sprite->data[7] <= 0x95 && (sprite->data[7] += 8) > 0x95)
+            sprite->data[7] = 0x96;
+        sprite->pos2.x = Cos(sprite->data[6], sprite->data[7]);
+        sprite->pos2.y = Sin(sprite->data[6], sprite->data[7]);
+        if (++sprite->data[4] > 5)
+        {
+            sprite->data[4] = 0;
+            if (sprite->data[5] <= 15 && ++sprite->data[5] > 15)
+                sprite->data[5] = 16;
+        }
+        if (++sprite->data[3] > 20)
+            DestroyAnimSprite(sprite);
+        break;
+    }
+}
+
+void sub_81133E8(u8 taskId)
+{
+    struct ScanlineEffectParams sp;
+    struct Task *task = &gTasks[taskId];
+    u16 i;
+    u8 r1;
+    if (sub_80A8364(gBattleAnimAttacker) == 1)
+    {
+        sp.dmaDest = &REG_BG1HOFS;
+        task->data[2] = gBattle_BG1_X;
+    }
+    else
+    {
+        sp.dmaDest = &REG_BG2HOFS;
+        task->data[2] = gBattle_BG2_X;
+    }
+
+    sp.dmaControl = 0xA2600001;
+    sp.initState = 1;
+    sp.unused9 = 0;
+    r1 = GetBattlerYCoordWithElevation(gBattleAnimAttacker);
+    task->data[3] = r1 - 32;
+    task->data[4] = r1 + 32;
+    if (task->data[3] < 0)
+        task->data[3] = 0;
+
+    for (i = task->data[3]; i <= task->data[4]; i++)
+    {
+        gScanlineEffectRegBuffers[0][i] = task->data[2];
+        gScanlineEffectRegBuffers[1][i] = task->data[2];
+    }
+
+    ScanlineEffect_SetParams(sp);
+    task->func = sub_81134B8;
+}
+
+static void sub_81134B8(u8 taskId)
+{
+    struct Task *task = &gTasks[taskId];
+    switch (task->data[0])
+    {
+    case 0:
+        if (++task->data[7] > 1)
+        {
+            task->data[7] = 0;
+            if (++task->data[6] == 3)
+                task->data[0]++;
+        }
+        sub_8113574(task);
+        break;
+    case 1:
+        if (++task->data[1] > 0x3C)
+            task->data[0]++;
+        sub_8113574(task);
+        break;
+    case 2:
+        if (++task->data[7] > 1)
+        {
+            task->data[7] = 0;
+            if (--task->data[6] == 0)
+                task->data[0]++;
+        }
+        sub_8113574(task);
+        break;
+    case 3:
+        gScanlineEffect.state = 3;
+        task->data[0]++;
+        break;
+    case 4:
+        DestroyAnimVisualTask(taskId);
+        break;
+    }
+}
+
+static void sub_8113574(struct Task *task)
+{
+    u16 r3 = task->data[5];
+    u16 i;
+    for (i = task->data[3]; i <= task->data[4]; i++)
+    {
+        gScanlineEffectRegBuffers[gScanlineEffect.srcBuffer][i] = ((gSineTable[r3] * task->data[6]) >> 7) + task->data[2];
+        r3 = (r3 + 8) & 0xFF;
+    }
+
+    task->data[5] = (task->data[5] + 9) & 0xFF;
+}
+
+void sub_81135EC(struct Sprite *sprite)
+{
+    int r6 = (gBattleAnimArgs[2] * 3) / 5;
+    int i;
+    sprite->pos1.x = GetBattlerSpriteCoord(gBattleAnimAttacker, 2);
+    sprite->pos1.y = GetBattlerSpriteCoord(gBattleAnimAttacker, 3) + gBattleAnimArgs[4];
+    sprite->data[1] = Cos(gBattleAnimArgs[1], gBattleAnimArgs[2]);
+    sprite->data[2] = Sin(gBattleAnimArgs[1], r6);
+    sprite->pos1.x += sprite->data[1] * gBattleAnimArgs[0];
+    sprite->pos1.y += sprite->data[2] * gBattleAnimArgs[0];
+    sprite->data[3] = gBattleAnimArgs[3];
+    sprite->callback = sub_811369C;
+    for (i = 0; i < 7; i++)
+        gUnknown_0203A100[i] = sprite->data[i];
+}
+
+static void sub_811369C(struct Sprite *sprite)
+{
+    sprite->data[4] += sprite->data[1];
+    sprite->data[5] += sprite->data[2];
+    sprite->pos2.x = sprite->data[4] / 10;
+    sprite->pos2.y = sprite->data[5] / 10;
+    if (++sprite->data[0] > sprite->data[3])
+        DestroyAnimSprite(sprite);
+}