1 files changed, 188 insertions, 0 deletions
diff --git a/src/object/graveyardKey.c b/src/object/graveyardKey.c
new file mode 100644
index 00000000..0a0dfc0b
--- /dev/null
+++ b/src/object/graveyardKey.c
@@ -0,0 +1,188 @@
+/**
+ * @file graveyardKey.c
+ * @ingroup Objects
+ *
+ * @brief Graveyard Key object
+ */
+#define NENT_DEPRECATED
+#include "asm.h"
+#include "collision.h"
+#include "effects.h"
+#include "entity.h"
+#include "flags.h"
+#include "functions.h"
+#include "item.h"
+#include "player.h"
+#include "sound.h"
+
+typedef struct _struct_gUnk_08123FB0 {
+    void (*const funcEnt)(Entity*);
+    bool32 (*const func)(Entity*, const struct _struct_gUnk_08123FB0*);
+    s8 unk08;
+    s8 unk09;
+    u8 unk0a;
+    u8 unk0b;
+    u8 unk0c;
+    u8 type;
+    u8 unk0e;
+    u8 unk0f;
+    s32 zVelocity;
+    u32 unk14;
+    s16 speed;
+    s16 y;
+    u16 flag;
+    u8 timer;
+    u8 unk1f;
+} struct_gUnk_08123FB0;
+
+static_assert(sizeof(struct_gUnk_08123FB0) == 0x20);
+
+void sub_0809D91C(Entity*);
+bool32 sub_0809D93C(Entity*, const struct_gUnk_08123FB0*);
+void GraveyardKey_Init(Entity*, const struct_gUnk_08123FB0*);
+void GraveyardKey_Action1(Entity*, const struct_gUnk_08123FB0*);
+void GraveyardKey_Action2(Entity*, const struct_gUnk_08123FB0*);
+void GraveyardKey_Action3(Entity*, const struct_gUnk_08123FB0*);
+
+static const struct_gUnk_08123FB0 gUnk_08123FB0[] = {
+    { sub_0809D91C, sub_0809D93C, 0, 0, 0x30, 0x30, 0x1, 0x3c, 0x3c, 0x13, Q_16_16(1.0), 0x1800, 0x60, 0x40, 0x4021,
+      0x1, 0x0 },
+    { sub_0809D91C, NULL, 0, 0, 0, 0, 0, 0x63, 0x63, 0x10, 0, 0x1800, 0, 0x18,
+#if defined(JP) || defined(DEMO_JP) || defined(EU)
+      0xCD,
+#else
+      0xd0,
+#endif
+      0, 0 },
+    { sub_0809D91C, NULL, 0, 0, 0, 0, 0, 0x3c, 0x3c, 0xf, Q_16_16(1.0), 0x1800, 0x60, 0x40, 0x4021, 0x1, 0x0 },
+    { sub_0809D91C, NULL, 0, 0, 0, 0, 0, 0x3c, 0x3c, 0x2, Q_16_16(1.0), 0x1800, 0x140, 0x40, 0x4021, 0x1, 0x0 },
+    { sub_0809D91C, NULL, 0, 0, 0, 0, 0x0, 0x3c, 0x3c, 0xd, Q_16_16(1.0), 0x1800, 0x60, 0x40, 0x4021, 0x1, 0x0 },
+    { sub_0809D91C, NULL, 0, 0, 0, 0, 0x0, 0x3c, 0x3c, 0x1a, Q_16_16(1.0), 0x1800, 0x100, 0x40, 0x4021, 0x1, 0x0 },
+    { sub_0809D91C, NULL, 0, 0, 0, 0, 0x0, 0x3c, 0x3c, 0x13, Q_16_16(1.0), 0x1800, 0x60, 0x40, 0x4021, 0x1, 0x0 },
+    { NULL, NULL, 0, 0, 0, 0, 0x0, 0x5c, 0x5c, 0x81, 0, 0x1800, 0x100, 0x20, 0x0, 0x1, 0x0 },
+};
+
+void GraveyardKey(Entity* this) {
+    static void (*const GraveyardKey_Actions[])(Entity*, const struct_gUnk_08123FB0*) = {
+        GraveyardKey_Init,
+        GraveyardKey_Action1,
+        GraveyardKey_Action2,
+        GraveyardKey_Action3,
+    };
+    GraveyardKey_Actions[this->action](this, &gUnk_08123FB0[this->type]);
+}
+
+void GraveyardKey_Init(Entity* this, const struct_gUnk_08123FB0* param_2) {
+    u32 type;
+    u32 dir;
+
+    this->action++;
+    this->collisionLayer = 2;
+    this->spriteRendering.b3 = 1;
+    this->zVelocity = param_2->zVelocity;
+    this->direction = param_2->unk0f;
+    this->speed = param_2->speed;
+    this->y.HALF.HI -= param_2->y;
+    this->z.WORD = 0;
+    this->timer = param_2->timer;
+    if ((this->direction & 0x80)) {
+        dir = this->direction;
+        if (dir == 0x81) {
+            this->direction = (((gPlayerEntity.animationState * 4 + (Random() & 3)) - 2) & 0x1f) ^ 0x10;
+        }
+    }
+    UpdateSpriteForCollisionLayer(this);
+    type = this->type;
+    sub_08080CB4(this);
+    this->type = type;
+}
+
+void GraveyardKey_Action1(Entity* this, const struct_gUnk_08123FB0* param_2) {
+    u32 type;
+    s32 iVar3;
+
+    iVar3 = 1;
+    if (param_2->func != NULL) {
+        iVar3 = param_2->func(this, param_2);
+    }
+    if (iVar3 != 0) {
+        this->action++;
+        this->y.HALF.HI += param_2->y;
+        this->z.HALF.HI -= param_2->y;
+    }
+    type = this->type;
+    this->type = param_2->type;
+    sub_08080CB4(this);
+    this->type = type;
+}
+
+void GraveyardKey_Action2(Entity* this, const struct_gUnk_08123FB0* param_2) {
+    u8 type;
+
+    LinearMoveUpdate(this);
+    if (sub_080044EC(this, param_2->unk14) < 2) {
+        if (this->timer) {
+            this->timer--;
+            this->zVelocity = param_2->unk14 << 3;
+        } else {
+            this->action++;
+            this->collisionLayer = gPlayerEntity.collisionLayer;
+            UpdateSpriteForCollisionLayer(this);
+            if (param_2->funcEnt != NULL) {
+                param_2->funcEnt(this);
+            }
+        }
+        SoundReq(SFX_RUPEE_BOUNCE);
+    }
+    type = this->type;
+    this->type = param_2->type;
+    sub_08080CB4(this);
+    this->type = type;
+}
+
+void GraveyardKey_Action3(Entity* this, const struct_gUnk_08123FB0* param_2) {
+    u8 type;
+
+    if (gPlayerState.flags & PL_MINISH) {
+        sub_0800445C(this);
+    } else {
+        if (IsCollidingPlayer(this)) {
+            CreateItemEntity(param_2->type, this->type2, 0);
+            if (param_2->flag) {
+                SetFlag(param_2->flag);
+            }
+            DeleteThisEntity();
+        }
+    }
+    type = this->type;
+    this->type = param_2->type;
+    sub_08080CB4(this);
+    this->type = type;
+}
+
+void sub_0809D91C(Entity* this) {
+    Entity* fxEnt;
+
+    fxEnt = CreateFx(this, FX_DASH, 0);
+    if (fxEnt != NULL) {
+        SortEntityBelow(this, fxEnt);
+    }
+    SoundReq(SFX_SECRET);
+}
+
+bool32 sub_0809D93C(Entity* this, const struct_gUnk_08123FB0* param_2) {
+    u32 uVar1;
+
+    if (gPlayerEntity.action == 6 && ((param_2->unk0c >> gPlayerEntity.animationState & 1) != 0)) {
+        uVar1 = (gPlayerEntity.x.HALF.HI - this->x.HALF.HI) + param_2->unk08 + param_2->unk0a;
+        if (param_2->unk0a * 2 <= (u16)uVar1) {
+            return 0;
+        }
+
+        uVar1 = (gPlayerEntity.y.HALF.HI - (this->y.HALF.HI + param_2->y)) + param_2->unk09 + param_2->unk0b;
+        if (param_2->unk0b * 2 > (u16)uVar1) {
+            return 1;
+        }
+    }
+    return 0;
+}