Decompile BossDoor

7 files changed, 228 insertions, 13 deletions

diff --git a/src/object/bossDoor.c b/src/object/bossDoor.c
new file mode 100644
index 00000000..aebe6edc
--- /dev/null
+++ b/src/object/bossDoor.c
@@ -0,0 +1,225 @@
+/**
+ * @file bossDoor.c
+ * @ingroup Objects
+ *
+ * @brief Boss Door object
+ */
+
+#define NENT_DEPRECATED
+#include "global.h"
+#include "object.h"
+#include "functions.h"
+
+typedef struct {
+    /*0x00*/ Entity base;
+    /*0x68*/ u8 unk_68[8];
+    /*0x70*/ u16 unk_70;
+    /*0x72*/ u16 unk_72;
+    /*0x74*/ u16 unk_74;
+    /*0x76*/ u16 unk_76;
+    /*0x78*/ u16 unk_78;
+    /*0x7a*/ u16 unk_7a;
+    /*0x7c*/ u16 unk_7c;
+    /*0x7e*/ u8 unk_7e[6];
+    /*0x84*/ u16 unk_84;
+    /*0x86*/ u16 unk_86;
+} BossDoorEntity;
+
+extern Hitbox gHitbox_3;
+extern bool32 gUnk_02036BB8;
+extern const u8 gUnk_0811F740[];
+
+void sub_0808C500(BossDoorEntity*);
+void sub_0808C4BC(BossDoorEntity*);
+void sub_0808C5D0(BossDoorEntity*);
+void BossDoor_Init(BossDoorEntity*);
+void BossDoor_Action1(BossDoorEntity*);
+void BossDoor_Action2(BossDoorEntity*);
+void BossDoor_Action3(BossDoorEntity*);
+void BossDoor_Action4(BossDoorEntity*);
+void BossDoor_Action5(BossDoorEntity*);
+void BossDoor_Action6(BossDoorEntity*);
+
+void BossDoor(BossDoorEntity* this) {
+    static void (*const BossDoor_Actions[])(BossDoorEntity*) = {
+        BossDoor_Init,    BossDoor_Action1, BossDoor_Action2, BossDoor_Action3,
+        BossDoor_Action4, BossDoor_Action5, BossDoor_Action6,
+    };
+    BossDoor_Actions[super->action](this);
+}
+
+void BossDoor_Init(BossDoorEntity* this) {
+    if ((this->unk_84 != 0xffff) && CheckFlags(this->unk_84)) {
+        DeleteThisEntity();
+    }
+    if ((this->unk_86 != BEGIN) && CheckFlags(this->unk_86)) {
+        DeleteThisEntity();
+    }
+    super->type2 = super->type >> 2;
+    super->speed = 0x300;
+    this->unk_70 = super->x.HALF.HI;
+    this->unk_72 = super->y.HALF.HI;
+    super->hitbox = (Hitbox*)&gHitbox_3;
+    super->spritePriority.b0 = 5;
+    this->unk_76 = super->type & 3;
+    this->unk_74 = COORD_TO_TILE(super);
+    InitializeAnimation(super, super->type & 0x1f);
+    switch (super->type2) {
+        case 0:
+            super->action = 1;
+            super->spriteSettings.draw = 1;
+            sub_0808C500(this);
+            sub_08078800(super);
+            sub_08078850(super, 0, gUnk_0811F740[this->unk_76], 0);
+            break;
+        case 1:
+            super->action = 4;
+            super->spriteSettings.draw = 0;
+            break;
+        case 2:
+            super->action = 1;
+            super->spriteSettings.draw = 1;
+            sub_0808C500(this);
+            break;
+    }
+}
+
+void BossDoor_Action1(BossDoorEntity* this) {
+    if (super->interactType != 0) {
+        super->action = 2;
+        sub_080788E0(super);
+        SetFlag(this->unk_86);
+    }
+}
+
+void BossDoor_Action2(BossDoorEntity* this) {
+    if ((super->frame & 0x80) == 0) {
+        if ((gRoomTransition.frameCount & 3) == 0) {
+            SoundReq(SFX_185);
+        }
+        GetNextFrame(super);
+    } else {
+        sub_0808C4BC(this);
+    }
+}
+
+void BossDoor_Action3(BossDoorEntity* this) {
+    LinearMoveUpdate(super);
+    if (--super->actionDelay == 0) {
+        if (super->type < 4) {
+            sub_08078AC0(0x40, 0, 1);
+            gPlayerEntity.direction = super->type << 3;
+        }
+        DeleteThisEntity();
+    }
+}
+
+void BossDoor_Action4(BossDoorEntity* this) {
+    static const s8 gUnk_081214F4[] = { 0, -36, 36, 0, 0, 36, -36, 0 };
+    const s8* ptr;
+
+    if (sub_08083734(super, this->unk_76)) {
+        super->action = 5;
+        super->actionDelay = 0xc;
+        super->spriteSettings.draw = 1;
+        super->direction = *(u8*)&this->unk_76 << 3 ^ 0x10;
+        ptr = &gUnk_081214F4[this->unk_76 * 2];
+        super->x.HALF.HI += ptr[0];
+        super->y.HALF.HI += ptr[1];
+        sub_0808C500(this);
+    }
+}
+
+void BossDoor_Action5(BossDoorEntity* this) {
+    static const s8 gUnk_081214FC[] = { 12, 12, -12, 12, -12, 12, -12, -12, 12, -12, -12, -12, 12, 12, 12, -12 };
+    Entity* effect;
+    const s8* ptr;
+
+    LinearMoveUpdate(super);
+    if (--super->actionDelay == 0) {
+        super->action = 6;
+        super->z.HALF.HI = 0;
+        super->x.HALF.HI = this->unk_70;
+        super->y.HALF.HI = this->unk_72;
+        ptr = &gUnk_081214FC[this->unk_76 * 4];
+        effect = CreateFx(super, FX_DASH, 0x40);
+        if (effect != NULL) {
+            effect->x.HALF.HI += ptr[0];
+            effect->y.HALF.HI += ptr[1];
+        }
+        effect = CreateFx(super, FX_DASH, 0x40);
+        if (effect != NULL) {
+            effect->x.HALF.HI += ptr[2];
+            effect->y.HALF.HI += ptr[3];
+        }
+        EnqueueSFX(SFX_10B);
+    }
+}
+
+void BossDoor_Action6(BossDoorEntity* this) {
+    if (CheckFlags(this->unk_86)) {
+        super->action = 2;
+    }
+}
+
+void sub_0808C4BC(BossDoorEntity* this) {
+    static const s8 gUnk_0812150C[] = { 0, -2, 2, 0, 0, 2, -2, 0 };
+    const s8* ptr;
+    super->action = 3;
+    super->actionDelay = 0xc;
+    super->direction = this->unk_76 * 8;
+    ptr = &gUnk_0812150C[this->unk_76 * 2];
+    super->x.HALF.HI += ptr[0];
+    super->y.HALF.HI += ptr[1];
+    sub_0808C5D0(this);
+    SoundReq(SFX_10B);
+}
+
+void sub_0808C500(BossDoorEntity* this) {
+    if ((this->unk_76 == 0) || (this->unk_76 == 2)) {
+        this->unk_78 = GetTileIndex(this->unk_74 - 1, super->collisionLayer);
+        this->unk_7a = GetTileIndex(this->unk_74, super->collisionLayer);
+        this->unk_7c = GetTileIndex(this->unk_74 + 1, super->collisionLayer);
+        SetTile(0x4022, this->unk_74 - 1, super->collisionLayer);
+        SetTile(0x4022, this->unk_74, super->collisionLayer);
+        SetTile(0x4022, this->unk_74 + 1, super->collisionLayer);
+    } else {
+        this->unk_78 = GetTileIndex(this->unk_74 - 0x40, super->collisionLayer);
+        this->unk_7a = GetTileIndex(this->unk_74, super->collisionLayer);
+        this->unk_7c = GetTileIndex(this->unk_74 + 0x40, super->collisionLayer);
+        SetTile(0x4022, this->unk_74 - 0x40, super->collisionLayer);
+        SetTile(0x4022, this->unk_74, super->collisionLayer);
+        SetTile(0x4022, this->unk_74 + 0x40, super->collisionLayer);
+    }
+}
+
+void sub_0808C5D0(BossDoorEntity* this) {
+    if ((this->unk_76 == 0) || (this->unk_76 == 2)) {
+        SetTile(this->unk_78, this->unk_74 - 1, super->collisionLayer);
+        SetTile(this->unk_7a, this->unk_74, super->collisionLayer);
+        SetTile(this->unk_7c, this->unk_74 + 1, super->collisionLayer);
+    } else {
+        SetTile(this->unk_78, this->unk_74 - 0x40, super->collisionLayer);
+        SetTile(this->unk_7a, this->unk_74, super->collisionLayer);
+        SetTile(this->unk_7c, this->unk_74 + 0x40, super->collisionLayer);
+    }
+}
+
+void sub_0808C650(Entity* this, u32 param_2) {
+    Entity* obj = CreateObject(OBJECT_3A, 0, param_2);
+    if (obj != NULL) {
+        obj->parent = this;
+        gUnk_02036BB8 = FALSE;
+    } else {
+        gUnk_02036BB8 = TRUE;
+    }
+}
+
+bool32 sub_0808C67C(void) {
+    return gUnk_02036BB8;
+}
+
+void sub_0808C688(void) {
+    sub_0801E104();
+    gUnk_02036BB8 = TRUE;
+}
diff --git a/src/object/houseDoorExterior.c b/src/object/houseDoorExterior.c
index 62d0cb95..f7eb966c 100644
--- a/src/object/houseDoorExterior.c
+++ b/src/object/houseDoorExterior.c
@@ -28,8 +28,6 @@ static bool32 sub_080867CC(u32);
 void sub_0808681C(Entity*);
 static u8 sub_08086954(Entity*);
 
-extern u32 CheckRegionOnScreen(u32, u32, u32, u32);
-
 extern void (*const gUnk_081206B4[])(Entity*);
 extern Hitbox gUnk_081206AC; // TODO: should be const
 
diff --git a/src/object/lavaPlatform.c b/src/object/lavaPlatform.c
index 9fc23de9..dbe5856e 100644
--- a/src/object/lavaPlatform.c
+++ b/src/object/lavaPlatform.c
@@ -14,7 +14,7 @@ typedef struct {
     /*0x00*/ Entity base;
     /*0x68*/ u8 unk_68[8];
     /*0x70*/ u16 timer;
-    /*0x72*/ u16 wobbleTime; /**< Time the player can stand on the platform. */
+    /*0x72*/ u16 wobbleTime;  /**< Time the player can stand on the platform. */
     /*0x74*/ u16 respawnTime; /**< Time until the platform respawns after it has sunk. */
     /*0x76*/ u16 unk_76;
     /*0x78*/ Entity* unk_78; // Typed same as second argument of sub_080A2CC0
diff --git a/src/object/lockedDoor.c b/src/object/lockedDoor.c
index 74cb0e55..918ba9cf 100644
--- a/src/object/lockedDoor.c
+++ b/src/object/lockedDoor.c
@@ -37,8 +37,6 @@ void LockedDoor(Entity* this) {
 
 extern Hitbox gHitbox_2;
 
-extern void sub_08078850(Entity*, u32, u32, u32);
-
 typedef struct PACKED {
     s8 x;
     s8 y;
diff --git a/src/object/object3E.c b/src/object/object3E.c
index 8e083d1e..672c428e 100644
--- a/src/object/object3E.c
+++ b/src/object/object3E.c
@@ -29,7 +29,7 @@ void Object3E_Type8_Action2(Object3EEntity*);
 
 void Object3E(Object3EEntity* this) {
     static void (*const Object3E_Types[])(Object3EEntity*) = {
-        Object3E_Type0, Object3E_Type1, Object3E_Type1, Object3E_Type3,  Object3E_Type4,
+        Object3E_Type0, Object3E_Type1, Object3E_Type1, Object3E_Type3, Object3E_Type4,
         Object3E_Type5, Object3E_Type6, Object3E_Type7, Object3E_Type8, Object3E_Type1,
     };
     Object3E_Types[super->type](this);
diff --git a/src/object/object6A.c b/src/object/object6A.c
index 0d2fb68e..ad910be4 100644
--- a/src/object/object6A.c
+++ b/src/object/object6A.c
@@ -103,11 +103,6 @@ Object6ATypeAction sub_080961F4;
 Object6ATypeAction sub_08096284;
 Object6ATypeAction sub_08096290;
 
-extern void sub_08080CB4(Entity*);
-extern u32 sub_080002B8(Entity*);
-extern u32 CheckOnScreen(Entity*);
-extern void sub_08078850(Entity*, u32, u32, u8*);
-
 void sub_08095754(Object6AEntity*);
 void sub_080957B4(Object6AEntity*);
 void sub_08095954(Object6AEntity*);
diff --git a/src/object/windcrest.c b/src/object/windcrest.c
index 15828253..97d88300 100644
--- a/src/object/windcrest.c
+++ b/src/object/windcrest.c
@@ -4,8 +4,7 @@
 #include "save.h"
 #include "script.h"
 #include "effects.h"
-
-extern void sub_08078850(Entity*, u32, u32, u8*);
+#include "functions.h"
 
 extern u8 gUnk_08125010;