Decompile more of dark.s

1 files changed, 429 insertions, 11 deletions

diff --git a/src/battle/anim/dark.c b/src/battle/anim/dark.c
index 8ceb00298..14988ac71 100644
--- a/src/battle/anim/dark.c
+++ b/src/battle/anim/dark.c
@@ -1,22 +1,36 @@
 #include "global.h"
-#include "rom_8077ABC.h"
-#include "trig.h"
 #include "battle_anim.h"
-#include "sound.h"
+#include "palette.h"
+#include "rom_8077ABC.h"
 #include "scanline_effect.h"
-
-void sub_80DFE90(struct Sprite *sprite);
-
-void sub_80DFC9C(u8 taskId);
-void sub_80DFD58(u8 taskId);
+#include "sound.h"
+#include "trig.h"
+#include "constants/battle_constants.h"
 
 extern s16 gBattleAnimArgs[];
 extern u8 gAnimBankAttacker;
 extern u8 gAnimBankTarget;
 extern u8 gObjectBankIDs[];
+extern u16 gBattle_BG1_X;
+extern u16 gBattle_BG1_Y;
+extern u16 gBattle_BG2_X;
+extern u16 gBattle_BG2_Y;
+extern u16 gBattle_WIN0H;
+extern u16 gBattle_WIN0V;
+
+static void sub_80DFE90(struct Sprite *sprite);
+static void sub_80DFC9C(u8 taskId);
+static void sub_80DFD58(u8 taskId);
+static void sub_80DFF58(struct Sprite *sprite);
+static void sub_80DFF98(struct Sprite *sprite);
+static void sub_80E00D0(struct Sprite *sprite);
+static void sub_80E02A4(u8 taskId);
+static void sub_80E0620(u8 taskId);
+void sub_80E08CC(u8 a);
+void sub_80E079C(struct Task *task);
 
-// used in Smoke Ball escape, Sky Attack, Feint Attack and Camouflage
 
+// used in Smoke Ball escape, Sky Attack, Feint Attack and Camouflage
 void sub_80DFC24(u8 taskId)
 {
     int bank;
@@ -31,7 +45,7 @@ void sub_80DFC24(u8 taskId)
     gTasks[taskId].func = sub_80DFC9C;
 }
 
-void sub_80DFC9C(u8 taskId)
+static void sub_80DFC9C(u8 taskId)
 {
     u8 r2 = gTasks[taskId].data[1] >> 8;
     u8 r1 = gTasks[taskId].data[1];
@@ -111,7 +125,7 @@ void sub_80DFE14(struct Sprite *sprite)
     sub_80DFE90(sprite);
 }
 
-void sub_80DFE90(struct Sprite *sprite)
+static void sub_80DFE90(struct Sprite *sprite)
 {
     sprite->data[3] += sprite->data[1];
     sprite->data[4] += sprite->data[2];
@@ -136,3 +150,407 @@ void sub_80DFE90(struct Sprite *sprite)
     if (--sprite->data[0] == 0)
         DestroyAnimSprite(sprite);
 }
+
+void sub_80DFF1C(struct Sprite *sprite)
+{
+    sprite->pos1.x += gBattleAnimArgs[0];
+    sprite->pos1.y += gBattleAnimArgs[1];
+    StartSpriteAffineAnim(sprite, gBattleAnimArgs[2]);
+
+    sprite->data[0] = gBattleAnimArgs[3];
+    sprite->data[1] = gBattleAnimArgs[4];
+    sprite->data[2] = gBattleAnimArgs[5];
+    sprite->callback = sub_80DFF58;
+}
+
+static void sub_80DFF58(struct Sprite *sprite)
+{
+    sprite->data[4] += sprite->data[0];
+    sprite->data[5] += sprite->data[1];
+    sprite->pos2.x = sprite->data[4] >> 8;
+    sprite->pos2.y = sprite->data[5] >> 8;
+
+    if (++sprite->data[3] == sprite->data[2])
+        sprite->callback = sub_80DFF98;
+}
+
+static void sub_80DFF98(struct Sprite *sprite)
+{
+    sprite->data[4] -= sprite->data[0];
+    sprite->data[5] -= sprite->data[1];
+    sprite->pos2.x = sprite->data[4] >> 8;
+    sprite->pos2.y = sprite->data[5] >> 8;
+
+    if (--sprite->data[3] == 0)
+        move_anim_8074EE0(sprite);
+}
+
+void sub_80DFFD0(struct Sprite *sprite)
+{
+    u8 bank;
+    s8 xOffset;
+
+    if (gBattleAnimArgs[0] == 0)
+        bank = gAnimBankAttacker;
+    else
+        bank = gAnimBankTarget;
+
+    xOffset = 20;
+    sprite->oam.tileNum += 4;
+
+    switch (gBattleAnimArgs[1])
+    {
+    case 0:
+        sprite->pos1.x = sub_807A100(bank, 5) - 8;
+        sprite->pos1.y = sub_807A100(bank, 2) + 8;
+        break;
+    case 1:
+        sprite->pos1.x = sub_807A100(bank, 5) - 14;
+        sprite->pos1.y = sub_807A100(bank, 2) + 16;
+        break;
+    case 2:
+        sprite->pos1.x = sub_807A100(bank, 4) + 8;
+        sprite->pos1.y = sub_807A100(bank, 2) + 8;
+        StartSpriteAffineAnim(sprite, 1);
+        xOffset = -20;
+        break;
+    case 3:
+        sprite->pos1.x = sub_807A100(bank, 4) + 14;
+        sprite->pos1.y = sub_807A100(bank, 2) + 16;
+        StartSpriteAffineAnim(sprite, 1);
+        xOffset = -20;
+        break;
+    }
+
+    sprite->data[0] = 32;
+    sprite->data[2] = sprite->pos1.x + xOffset;
+    sprite->data[4] = sprite->pos1.y + 12;
+    sprite->data[5] = -12;
+
+    sub_80786EC(sprite);
+    sprite->callback = sub_80E00D0;
+}
+
+static void sub_80E00D0(struct Sprite *sprite)
+{
+    if (sub_8078718(sprite))
+        move_anim_8074EE0(sprite);
+}
+
+void sub_80E00EC(u8 taskId)
+{
+    struct ScanlineEffectParams scanlineParams;
+    struct Struct_sub_8078914 subStruct;
+    u16 i;
+    u8 pos;
+    int var0;
+    struct Task *task = &gTasks[taskId];
+
+    task->data[7] = GetBankPosition(gAnimBankAttacker, 1) + 31;
+    task->data[6] = sub_807A100(gAnimBankAttacker, 2) - 7;
+    task->data[5] = task->data[7];
+    task->data[4] = task->data[6];
+    task->data[13] = (task->data[7] - task->data[6]) << 8;
+
+    pos = GetBankPosition(gAnimBankAttacker, 0);
+    task->data[14] = pos - 32;
+    task->data[15] = pos + 32;
+
+    if (GetBankSide(gAnimBankAttacker) == SIDE_PLAYER)
+        task->data[8] = -12;
+    else
+        task->data[8] = -64;
+
+    task->data[3] = GetBankIdentity_permutated(gAnimBankAttacker);
+    if (task->data[3] == 1)
+    {
+        sub_8078914(&subStruct);
+        task->data[10] = gBattle_BG1_Y;
+        REG_BLDCNT = 0x3F42;
+        FillPalette(0, subStruct.field_8 << 4, 32);
+        scanlineParams.dmaDest = &REG_BG1VOFS;
+        var0 = 2;
+
+        if (!IsContest())
+            gBattle_BG2_X += 240;
+    }
+    else
+    {
+        task->data[10] = gBattle_BG2_Y;
+        REG_BLDCNT = 0x3F44;
+        FillPalette(0, 144, 32);
+        scanlineParams.dmaDest = &REG_BG2VOFS;
+        var0 = 4;
+
+        if (!IsContest())
+            gBattle_BG1_X += 240;
+    }
+
+    scanlineParams.dmaControl = 0xA2600001;
+    scanlineParams.initState = 1;
+    scanlineParams.unused9 = 0;
+    task->data[11] = 0;
+    task->data[12] = 16;
+    task->data[0] = 0;
+    task->data[1] = 0;
+    task->data[2] = 0;
+
+    sub_80E08CC(3);
+
+    for (i = 0; i < 112; i++)
+    {
+        gScanlineEffectRegBuffers[0][i] = task->data[10];
+        gScanlineEffectRegBuffers[1][i] = task->data[10];
+    }
+
+    ScanlineEffect_SetParams(scanlineParams);
+
+    REG_WINOUT = 0x3F00 | (var0 ^ 0x3F);
+    REG_WININ = 0x3F3F;
+    gBattle_WIN0H = (task->data[14] << 8) | task->data[15];
+    gBattle_WIN0V = 160;
+
+    task->func = sub_80E02A4;
+}
+
+static void sub_80E02A4(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)
+            {
+                if (task->data[11] != 12)
+                    task->data[11]++;
+            }
+            else
+            {
+                if (task->data[12] != 8)
+                    task->data[12]--;
+            }
+
+            REG_BLDALPHA = (task->data[12] << 8) | task->data[11];
+
+            if (task->data[11] == 12 && task->data[12] == 8)
+                task->data[0]++;
+        }
+        break;
+    case 1:
+        task->data[4] -= 8;
+        sub_80E079C(task);
+
+        if (task->data[4] < task->data[8])
+            task->data[0]++;
+        break;
+    case 2:
+        task->data[4] -= 8;
+        sub_80E079C(task);
+        task->data[14] += 4;
+        task->data[15] -= 4;
+
+        if (task->data[14] >= task->data[15])
+            task->data[14] = task->data[15];
+
+        gBattle_WIN0H = (task->data[14] << 8) | task->data[15];
+
+        if (task->data[14] == task->data[15])
+            task->data[0]++;
+        break;
+    case 3:
+        gScanlineEffect.state = 3;
+        task->data[0]++;
+        break;
+    case 4:
+        DestroyAnimVisualTask(taskId);
+        break;
+    }
+}
+
+void sub_80E03BC(u8 taskId)
+{
+    struct Struct_sub_8078914 subStruct;
+    struct ScanlineEffectParams scanlineParams;
+    u8 pos;
+    u16 i;
+    struct Task *task = &gTasks[taskId];
+
+    switch (task->data[0])
+    {
+    case 0:
+        if (IsContest() == TRUE)
+        {
+            gBattle_WIN0H = 0;
+            gBattle_WIN0V = 0;
+            REG_WININ = 0x3F3F;
+            REG_WINOUT = 0x3F3F;
+            DestroyAnimVisualTask(taskId);
+        }
+        else
+        {
+            task->data[3] = GetBankIdentity_permutated(gAnimBankTarget);
+            if (task->data[3] == 1)
+            {
+                REG_BLDCNT = 0x3F42;
+                gBattle_BG2_X += 240;
+            }
+            else
+            {
+                REG_BLDCNT = 0x3F44;
+                gBattle_BG1_X += 240;
+            }
+
+            task->data[0]++;
+        }
+        break;
+    case 1:
+        if (task->data[3] == 1)
+        {
+            sub_8078914(&subStruct);
+            task->data[10] = gBattle_BG1_Y;
+            FillPalette(0, subStruct.field_8 << 4, 32);
+        }
+        else
+        {
+            task->data[10] = gBattle_BG2_Y;
+            FillPalette(0, 144, 32);
+        }
+
+        sub_80E08CC(3);
+        task->data[0]++;
+        break;
+    case 2:
+        task->data[7] = GetBankPosition(gAnimBankTarget, 1) + 31;
+        task->data[6] = sub_807A100(gAnimBankTarget, 2) - 7;
+        task->data[13] = (task->data[7] - task->data[6]) << 8;
+        pos = GetBankPosition(gAnimBankTarget, 0);
+        task->data[14] = pos - 4;
+        task->data[15] = pos + 4;
+
+        if (GetBankSide(gAnimBankTarget) == SIDE_PLAYER)
+            task->data[8] = -12;
+        else
+            task->data[8] = -64;
+
+        task->data[4] = task->data[8];
+        task->data[5] = task->data[8];
+        task->data[11] = 12;
+        task->data[12] = 8;
+        task->data[0]++;
+        break;
+    case 3:
+        if (task->data[3] == 1)
+            scanlineParams.dmaDest = &REG_BG1VOFS;
+        else
+            scanlineParams.dmaDest = &REG_BG2VOFS;
+
+        for (i = 0; i < 112; i++)
+        {
+            gScanlineEffectRegBuffers[0][i] = task->data[10] + (159 - i);
+            gScanlineEffectRegBuffers[1][i] = task->data[10] + (159 - i);
+        }
+
+        scanlineParams.dmaControl = 0xA2600001;
+        scanlineParams.initState = 1;
+        scanlineParams.unused9 = 0;
+        ScanlineEffect_SetParams(scanlineParams);
+        task->data[0]++;
+        break;
+    case 4:
+        if (task->data[3] == 1)
+            REG_WINOUT = 0x3F3D;
+        else
+            REG_WINOUT = 0x3F3B;
+
+        REG_WININ = 0x3F3F;
+        gBattle_WIN0H = (task->data[14] << 8) | task->data[15];
+        gBattle_WIN0V = 160;
+
+        task->data[0] = 0;
+        task->data[1] = 0;
+        task->data[2] = 0;
+        REG_BLDALPHA = 0x80C;
+        task->func = sub_80E0620;
+        break;
+    }
+}
+
+static void sub_80E0620(u8 taskId)
+{
+    struct Task *task = &gTasks[taskId];
+
+    switch (task->data[0])
+    {
+    case 0:
+        task->data[5] += 8;
+        if (task->data[5] >= task->data[7])
+            task->data[5] = task->data[7];
+
+        sub_80E079C(task);
+
+        if (task->data[5] == task->data[7])
+            task->data[0]++;
+        break;
+    case 1:
+        if (task->data[15] - task->data[14] < 64)
+        {
+            task->data[14] -= 4;
+            task->data[15] += 4;
+        }
+        else
+        {
+            task->data[1] = 1;
+        }
+
+        gBattle_WIN0H = (task->data[14] << 8) | task->data[15];
+        task->data[4] += 8;
+
+        if (task->data[4] >= task->data[6])
+            task->data[4] = task->data[6];
+
+        sub_80E079C(task);
+
+        if (task->data[4] == task->data[6] && task->data[1] != 0)
+        {
+            task->data[1] = 0;
+            task->data[0]++;
+        }
+        break;
+    case 2:
+        if (++task->data[1] > 1)
+        {
+            task->data[1] = 0;
+            if ((++task->data[2] & 1) != 0)
+            {
+                if (task->data[11] != 0)
+                    task->data[11]--;
+            }
+            else
+            {
+                if (task->data[12] < 16)
+                    task->data[12]++;
+            }
+
+            REG_BLDALPHA = (task->data[12] << 8) | task->data[11];
+
+            if (task->data[11] == 0 && task->data[12] == 16)
+                task->data[0]++;
+        }
+        break;
+    case 3:
+        gScanlineEffect.state = 3;
+        task->data[0]++;
+        break;
+    case 4:
+        gBattle_WIN0H = 0;
+        gBattle_WIN0V = 0;
+        REG_WININ = 0x3F3F;
+        REG_WINOUT = 0x3F3F;
+        DestroyAnimVisualTask(taskId);
+        break;
+    }
+}