Decompile ground.c

1 files changed, 611 insertions, 8 deletions

diff --git a/src/battle/anim/ground.c b/src/battle/anim/ground.c
index a523df20e..d97d1e1f5 100644
--- a/src/battle/anim/ground.c
+++ b/src/battle/anim/ground.c
@@ -1,18 +1,44 @@
 #include "global.h"
-#include "rom_8077ABC.h"
+#include "battle.h"
 #include "battle_anim.h"
+#include "scanline_effect.h"
+#include "random.h"
+#include "rom_8077ABC.h"
+#include "task.h"
+#include "trig.h"
 
 extern s16 gBattleAnimArgs[];
 extern u8 gAnimBankAttacker;
 extern u8 gAnimBankTarget;
+extern u16 gBattle_BG1_X;
+extern u16 gBattle_BG1_Y;
+extern u16 gBattle_BG2_X;
+extern u16 gBattle_BG2_Y;
+extern u16 gBattle_BG3_X;
+extern u16 gBattle_BG3_Y;
+extern u16 gAnimMovePower;
+extern u8 gBankSpriteIds[];
 
-void sub_80E0F1C(struct Sprite *sprite);
-void sub_80E1004(struct Sprite *sprite);
-void sub_80E1078(struct Sprite *sprite);
-void sub_80E1078(struct Sprite *sprite);
-void sub_80E1108(struct Sprite *sprite);
-void sub_80E1728(struct Sprite *sprite);
-void sub_80E17CC(struct Sprite *sprite);
+static void sub_80E0F1C(struct Sprite *sprite);
+static void sub_80E0F84(struct Sprite *sprite);
+static void sub_80E0FE8(struct Sprite *sprite);
+static void sub_80E1004(struct Sprite *sprite);
+static void sub_80E1078(struct Sprite *sprite);
+static void sub_80E1108(struct Sprite *sprite);
+static void sub_80E1198(struct Sprite *sprite);
+static void sub_80E11D4(struct Sprite *sprite);
+static void sub_80E1284(u8 taskId);
+static void sub_80E1668(u8, s16, s16);
+static void sub_80E143C(u8 taskId);
+static void sub_80E14DC(u8 taskId);
+static void sub_80E1560(u8 taskId);
+static void sub_80E1728(struct Sprite *sprite);
+static void sub_80E17B0(struct Sprite *sprite);
+static void sub_80E17CC(struct Sprite *sprite);
+static void sub_80E1934(u8 taskId);
+static void sub_80E1A2C(u8 taskId);
+static void sub_80E1B10(struct Task *task);
+static void sub_80E1C58(u8 taskId);
 
 const union AffineAnimCmd gSpriteAffineAnim_83DB2A0[] =
 {
@@ -123,3 +149,580 @@ const struct SpriteTemplate gBattleAnimSpriteTemplate_83DB364 =
     .affineAnims = gDummySpriteAffineAnimTable,
     .callback = sub_80E17CC,
 };
+
+static void sub_80E0F1C(struct Sprite *sprite)
+{
+    sprite->pos1.x = GetBattlerSpriteCoord(gAnimBankAttacker, 2);
+    sprite->pos1.y = GetBattlerSpriteCoord(gAnimBankAttacker, 3);
+    sprite->data[0] = 20;
+    sprite->data[2] = GetBattlerSpriteCoord(gAnimBankTarget, 2);
+    sprite->data[4] = GetBattlerSpriteCoord(gAnimBankTarget, 3);
+    sprite->data[5] = -40;
+    InitAnimSpriteTranslationOverDuration(sprite);
+    sprite->callback = sub_80E0F84;
+}
+
+static void sub_80E0F84(struct Sprite *sprite)
+{
+    if (TranslateAnimSpriteLinearAndSine(sprite))
+    {
+        sprite->pos1.x += sprite->pos2.x;
+        sprite->pos1.y += sprite->pos2.y;
+        sprite->pos2.y = 0;
+        sprite->pos2.x = 0;
+        sprite->data[0] = 20;
+        sprite->data[2] = GetBattlerSpriteCoord(gAnimBankAttacker, 2);
+        sprite->data[4] = GetBattlerSpriteCoord(gAnimBankAttacker, 3);
+        sprite->data[5] = 40;
+        InitAnimSpriteTranslationOverDuration(sprite);
+        sprite->callback = sub_80E0FE8;
+    }
+}
+
+static void sub_80E0FE8(struct Sprite *sprite)
+{
+    if (TranslateAnimSpriteLinearAndSine(sprite))
+        DestroyAnimSprite(sprite);
+}
+
+static void sub_80E1004(struct Sprite *sprite)
+{
+    sub_8078764(sprite, 1);
+    if (GetBattlerSide(gAnimBankAttacker) != B_SIDE_PLAYER)
+        gBattleAnimArgs[2] = -gBattleAnimArgs[2];
+    
+    sprite->data[0] = gBattleAnimArgs[4];
+    sprite->data[2] = GetBattlerSpriteCoord(gAnimBankTarget, 2) + gBattleAnimArgs[2];
+    sprite->data[4] = GetBattlerSpriteCoord(gAnimBankTarget, 3) + gBattleAnimArgs[3];
+    sprite->callback = StartTranslateAnimSpriteByDeltas;
+    StoreSpriteCallbackInData(sprite, DestroyAnimSprite);
+}
+
+static void sub_80E1078(struct Sprite *sprite)
+{
+    u8 targetXPos, targetYPos;
+    s16 xOffset, yOffset;
+
+    InitAnimSpritePos(sprite, 1);
+
+    targetXPos = sub_8077EE4(gAnimBankTarget, 2);
+    targetYPos = sub_8077EE4(gAnimBankTarget, 3);
+
+    xOffset = Random() & 0x1F;
+    yOffset = Random() & 0x1F;
+    if (xOffset > 16)
+        xOffset = 16 - xOffset;
+    if (yOffset > 16)
+        yOffset = 16 - yOffset;
+
+    sprite->data[0] = gBattleAnimArgs[2];
+    sprite->data[2] = targetXPos + xOffset;
+    sprite->data[4] = targetYPos + yOffset;
+    sprite->callback = StartTranslateAnimSpriteByDeltas;
+    StoreSpriteCallbackInData(sprite, move_anim_8074EE0);
+}
+
+static void sub_80E1108(struct Sprite *sprite)
+{
+    sprite->oam.tileNum++;
+    if (gBattleAnimArgs[0] == 0)
+    {
+        sprite->pos1.x = GetBattlerSpriteCoord(gAnimBankAttacker, 2) + gBattleAnimArgs[1];
+        sprite->pos1.y = GetBattlerSpriteCoord(gAnimBankAttacker, 3) + gBattleAnimArgs[2];
+        sprite->data[0] = gBattleAnimArgs[1] > 0 ? 1 : -1;
+        sprite->callback = sub_80E1198;
+    }
+    else
+    {
+        sprite->pos1.x = gBattleAnimArgs[1];
+        sprite->pos1.y = gBattleAnimArgs[2];
+        sprite->pos2.y = -gBattleAnimArgs[2];
+        sprite->callback = sub_80E11D4;
+    }
+}
+
+static void sub_80E1198(struct Sprite *sprite)
+{
+    if (++sprite->data[1] > 1)
+    {
+        sprite->data[1] = 0;
+        sprite->pos1.x += sprite->data[0];
+    }
+
+    sprite->pos1.y -= 4;
+    if (sprite->pos1.y < -4)
+        DestroyAnimSprite(sprite);
+}
+
+static void sub_80E11D4(struct Sprite *sprite)
+{
+    switch (sprite->data[0])
+    {
+    case 0:
+        sprite->pos2.y += 4;
+        if (sprite->pos2.y >= 0)
+        {
+            sprite->pos2.y = 0;
+            sprite->data[0]++;
+        }
+        break;
+    case 1:
+        if (++sprite->data[1] > 0)
+        {
+            sprite->data[1] = 0;
+            sprite->invisible ^= 1;
+            if (++sprite->data[2] == 10)
+                DestroyAnimSprite(sprite);
+        }
+        break;
+    }
+}
+
+void sub_80E1244(u8 taskId)
+{
+    struct Task *task = &gTasks[taskId];
+
+    if (gBattleAnimArgs[0] == 0)
+        task->func = sub_80E1284;
+    else
+        task->func = sub_80E143C;
+
+    task->func(taskId);
+}
+
+static void sub_80E1284(u8 taskId)
+{
+    u8 var0;
+    struct Task *task = &gTasks[taskId];
+
+    switch (task->data[0])
+    {
+    case 0:
+        task->data[10] = GetAnimBattlerSpriteId(0);
+        task->data[11] = GetBattlerPosition_permutated(gAnimBankAttacker);
+        if (task->data[11] == 1)
+        {
+            task->data[12] = gBattle_BG1_X;
+            task->data[13] = gBattle_BG1_Y;
+        }
+        else
+        {
+            task->data[12] = gBattle_BG2_X;
+            task->data[13] = gBattle_BG2_Y;
+        }
+
+        var0 = sub_8077FC0(gAnimBankAttacker);
+        task->data[14] = var0 - 32;
+        task->data[15] = var0 + 32;
+        if (task->data[14] < 0)
+            task->data[14] = 0;
+
+        gSprites[task->data[10]].invisible = 1;
+        task->data[0]++;
+        break;
+    case 1:
+        sub_80E1668(task->data[11], task->data[14], task->data[15]);
+        task->data[0]++;
+        break;
+    case 2:
+        task->data[2] = (task->data[2] + 6) & 0x7F;
+        if (++task->data[4] > 2)
+        {
+            task->data[4] = 0;
+            task->data[3]++;
+        }
+
+        task->data[5] = task->data[3] + (gSineTable[task->data[2]] >> 4);
+        if (task->data[11] == 1)
+            gBattle_BG1_Y = task->data[13] - task->data[5];
+        else
+            gBattle_BG2_Y = task->data[13] - task->data[5];
+
+        if (task->data[5] > 63)
+        {
+            task->data[5] = 120 - task->data[14];
+            if (task->data[11] == 1)
+                gBattle_BG1_Y = task->data[13] - task->data[5];
+            else
+                gBattle_BG2_Y = task->data[13] - task->data[5];
+
+            gSprites[task->data[10]].pos2.x = 272 - gSprites[task->data[10]].pos1.x;
+            task->data[0]++;
+        }
+        break;
+    case 3:
+        gScanlineEffect.state = 3;
+        task->data[0]++;
+        break;
+    case 4:
+        DestroyAnimVisualTask(taskId);
+        gSprites[task->data[10]].invisible = 1;
+        break;
+    }
+}
+
+static void sub_80E143C(u8 taskId)
+{
+    u8 spriteId = GetAnimBattlerSpriteId(0);
+    gSprites[spriteId].invisible = 1;
+    gSprites[spriteId].pos2.x = 0;
+    gSprites[spriteId].pos2.y = 0;
+
+    if (GetBattlerPosition_permutated(gAnimBankAttacker) == 1)
+        gBattle_BG1_Y = 0;
+    else
+        gBattle_BG2_Y = 0;
+
+    DestroyAnimVisualTask(taskId);
+}
+
+void sub_80E149C(u8 taskId)
+{
+    struct Task *task = &gTasks[taskId];
+
+    if (gBattleAnimArgs[0] == 0)
+        task->func = sub_80E14DC;
+    else
+        task->func = sub_80E1560;
+
+    task->func(taskId);
+}
+
+static void sub_80E14DC(u8 taskId)
+{
+    struct Task *task = &gTasks[taskId];
+
+    switch (task->data[0])
+    {
+    case 0:
+        task->data[10] = GetAnimBattlerSpriteId(0);
+        gSprites[task->data[10]].invisible = 0;
+        gSprites[task->data[10]].pos2.x = 0;
+        gSprites[task->data[10]].pos2.y = 160 - gSprites[task->data[10]].pos1.y;
+        task->data[0]++;
+        break;
+    case 1:
+        DestroyAnimVisualTask(taskId);
+    }
+}
+
+static void sub_80E1560(u8 taskId)
+{
+    u8 var0;
+    struct Task *task = &gTasks[taskId];
+
+    switch (task->data[0])
+    {
+    case 0:
+        task->data[10] = GetAnimBattlerSpriteId(0);
+        task->data[11] = GetBattlerPosition_permutated(gAnimBankAttacker);
+        if (task->data[11] == 1)
+            task->data[12] = gBattle_BG1_X;
+        else
+            task->data[12] = gBattle_BG2_X;
+
+        var0 =  sub_8077FC0(gAnimBankAttacker);
+        task->data[14] = var0 - 32;
+        task->data[15] = var0 + 32;
+        task->data[0]++;
+        break;
+    case 1:
+        sub_80E1668(task->data[11], 0, task->data[15]);
+        task->data[0]++;
+        break;
+    case 2:
+        gSprites[task->data[10]].pos2.y = 96;
+        task->data[0]++;
+        break;
+    case 3:
+        gSprites[task->data[10]].pos2.y -= 8;
+        if (gSprites[task->data[10]].pos2.y == 0)
+        {
+            gScanlineEffect.state = 3;
+            task->data[0]++;
+        }
+        break;
+    case 4:
+        DestroyAnimVisualTask(taskId);
+        break;
+    }
+}
+
+static void sub_80E1668(u8 useBG1, s16 y, s16 endY)
+{
+    s16 bgX;
+    struct ScanlineEffectParams scanlineParams;
+
+    if (useBG1 == 1)
+    {
+        bgX = gBattle_BG1_X;
+        scanlineParams.dmaDest = &REG_BG1HOFS;
+    }
+    else
+    {
+        bgX = gBattle_BG2_X;
+        scanlineParams.dmaDest = &REG_BG2HOFS;
+    }
+
+    if (y < 0)
+        y = 0;
+
+    while (y < endY)
+    {
+        gScanlineEffectRegBuffers[0][y] = bgX;
+        gScanlineEffectRegBuffers[1][y] = bgX;
+        y++;
+    }
+
+    while (y < 160)
+    {
+        gScanlineEffectRegBuffers[0][y] = bgX + 240;
+        gScanlineEffectRegBuffers[1][y] = bgX + 240;
+        y++;
+    }
+
+    scanlineParams.dmaControl = SCANLINE_EFFECT_DMACNT_16BIT;
+    scanlineParams.initState = 1;
+    scanlineParams.unused9 = 0;
+    ScanlineEffect_SetParams(scanlineParams);
+}
+
+static void sub_80E1728(struct Sprite *sprite)
+{
+    s8 battler;
+    s16 xOffset;
+
+    if (gBattleAnimArgs[0] == 0)
+        battler = gAnimBankAttacker;
+    else
+        battler = gAnimBankTarget;
+
+    xOffset = 24;
+    if (gBattleAnimArgs[1] == 1)
+    {
+        xOffset *= -1;
+        gBattleAnimArgs[2] *= -1;
+    }
+
+    sprite->pos1.x = GetBattlerSpriteCoord(battler, 2) + xOffset;
+    sprite->pos1.y = sub_8077FC0(battler) + 30;
+    sprite->data[0] = gBattleAnimArgs[5];
+    sprite->data[2] = sprite->pos1.x + gBattleAnimArgs[2];
+    sprite->data[4] = sprite->pos1.y + gBattleAnimArgs[3];
+    sprite->data[5] = gBattleAnimArgs[4];
+    InitAnimSpriteTranslationOverDuration(sprite);
+    sprite->callback = sub_80E17B0;
+}
+
+static void sub_80E17B0(struct Sprite *sprite)
+{
+    if (TranslateAnimSpriteLinearAndSine(sprite))
+        DestroyAnimSprite(sprite);
+}
+
+static void sub_80E17CC(struct Sprite *sprite)
+{
+    s8 battler;
+
+    if (gBattleAnimArgs[0] == 0)
+        battler = gAnimBankAttacker;
+    else
+        battler = gAnimBankTarget;
+
+    sprite->pos1.x = GetBattlerSpriteCoord(battler, 0) - 16 + (gBattleAnimArgs[1] * 32);
+    sprite->pos1.y = sub_8077FC0(battler) + 32;
+    sprite->oam.tileNum += gBattleAnimArgs[1] * 8;
+    StoreSpriteCallbackInData(sprite, DestroyAnimSprite);
+    sprite->data[0] = gBattleAnimArgs[2];
+    sprite->callback = WaitAnimForDuration;
+}
+
+void sub_80E1864(u8 taskId)
+{
+    u16 i;
+    struct Task *task = &gTasks[taskId];
+
+    if (gBattleAnimArgs[1])
+        task->data[14] = task->data[15] = gBattleAnimArgs[1] + 3;
+    else
+        task->data[14] = task->data[15] = (gAnimMovePower / 10) + 3;
+
+    task->data[3] = gBattleAnimArgs[2];
+    switch (gBattleAnimArgs[0])
+    {
+    case 5:
+        task->data[13] = gBattle_BG3_X;
+        task->func = sub_80E1934;
+        break;
+    case 4:
+        task->data[13] = 0;
+        for (i = 0; i < 4; i++)
+        {
+            if (IsAnimBankSpriteVisible(i))
+            {
+                task->data[task->data[13] + 9] = gBankSpriteIds[i];
+                task->data[13]++;
+            }
+        }
+        task->func = sub_80E1A2C;
+        break;
+    default:
+        task->data[9] = GetAnimBattlerSpriteId(gBattleAnimArgs[0]);
+        if (task->data[9] == 0xFF)
+        {
+            DestroyAnimVisualTask(taskId);
+        }
+        else
+        {
+            task->data[13] = 1;
+            task->func = sub_80E1A2C;
+        }
+
+        break;
+    }
+}
+
+static void sub_80E1934(u8 taskId)
+{
+    struct Task *task = &gTasks[taskId];
+
+    switch (task->data[0])
+    {
+    case 0:
+        if (++task->data[1] > 1)
+        {
+            task->data[1] = 0;
+            if ((task->data[2] & 1) == 0)
+                gBattle_BG3_X = task->data[13] + task->data[15];
+            else
+                gBattle_BG3_X = task->data[13] - task->data[15];
+
+            if (++task->data[2] == task->data[3])
+            {
+                task->data[2] = 0;
+                task->data[14]--;
+                task->data[0]++;
+            }
+        }
+        break;
+    case 1:
+        if (++task->data[1] > 1)
+        {
+            task->data[1] = 0;
+            if ((task->data[2] & 1) == 0)
+                gBattle_BG3_X = task->data[13] + task->data[14];
+            else
+                gBattle_BG3_X = task->data[13] - task->data[14];
+
+            if (++task->data[2] == 4)
+            {
+                task->data[2] = 0;
+                if (--task->data[14] == 0)
+                    task->data[0]++;
+            }
+        }
+        break;
+    case 2:
+        gBattle_BG3_X = task->data[13];
+        DestroyAnimVisualTask(taskId);
+        break;
+    }
+}
+
+static void sub_80E1A2C(u8 taskId)
+{
+    u16 i;
+    struct Task *task = &gTasks[taskId];
+
+    switch (task->data[0])
+    {
+    case 0:
+        if (++task->data[1] > 1)
+        {
+            task->data[1] = 0;
+            sub_80E1B10(task);
+            if (++task->data[2] == task->data[3])
+            {
+                task->data[2] = 0;
+                task->data[14]--;
+                task->data[0]++;
+            }
+        }
+        break;
+    case 1:
+        if (++task->data[1] > 1)
+        {
+            task->data[1] = 0;
+            sub_80E1B10(task);
+            if (++task->data[2] == 4)
+            {
+                task->data[2] = 0;
+                if (--task->data[14] == 0)
+                    task->data[0]++;
+            }
+        }
+        break;
+    case 2:
+        for (i = 0; i < task->data[13]; i++)
+            gSprites[task->data[9 + i]].pos2.x = 0;
+
+        DestroyAnimVisualTask(taskId);
+        break;
+    }
+}
+
+static void sub_80E1B10(struct Task *task)
+{
+    u16 i;
+    u16 xOffset;
+
+    if ((task->data[2] & 1) == 0)
+        xOffset = (task->data[14] / 2) + (task->data[14] & 1);
+    else
+        xOffset = -(task->data[14] / 2);
+
+    for (i = 0; i < task->data[13]; i++)
+    {
+        gSprites[task->data[9 + i]].pos2.x = xOffset;
+    }
+}
+
+void sub_80E1B88(u8 taskId)
+{
+    gBattleAnimArgs[15] = gAnimMovePower > 99;
+    DestroyAnimVisualTask(taskId);
+}
+
+void sub_80E1BB0(u8 taskId)
+{
+    struct Task *newTask;
+    u8 battler = (gBattleAnimArgs[0] & 1) ? gAnimBankTarget : gAnimBankAttacker;
+
+    if (gBattleAnimArgs[0] > 1)
+        battler ^= 2;
+
+    newTask = &gTasks[CreateTask(sub_80E1C58, gBattleAnimArgs[1])];
+    newTask->data[1] = (32 - GetBattlerSpriteCoord(battler, 2)) & 0x1FF;
+    newTask->data[2] = (64 - GetBattlerSpriteCoord(battler, 3)) & 0xFF;
+    gBattle_BG3_X = newTask->data[1];
+    gBattle_BG3_Y = newTask->data[2];
+    newTask->data[3] = gBattleAnimArgs[2];
+    DestroyAnimVisualTask(taskId);
+}
+
+static void sub_80E1C58(u8 taskId)
+{
+    struct Task *task = &gTasks[taskId];
+
+    if (gBattleAnimArgs[7] == task->data[3])
+    {
+        gBattle_BG3_X = 0;
+        gBattle_BG3_Y = 0;
+        DestroyTask(taskId);
+    }
+    else
+    {
+        gBattle_BG3_X = task->data[1];
+        gBattle_BG3_Y = task->data[2];
+    }
+}