Merge pull request #443 from octorock/object36

Decompile Object36

1 files changed, 153 insertions, 0 deletions

diff --git a/src/object/object36.c b/src/object/object36.c
new file mode 100644
index 00000000..83150e0f
--- /dev/null
+++ b/src/object/object36.c
@@ -0,0 +1,153 @@
+/**
+ * @file object36.c
+ * @ingroup Objects
+ *
+ * @brief Object36 object
+ */
+
+#define NENT_DEPRECATED
+#include "global.h"
+#include "object.h"
+#include "functions.h"
+#include "hitbox.h"
+
+typedef struct {
+    /*0x00*/ Entity base;
+} Object36Entity;
+
+void sub_0808BB30(Object36Entity*);
+void sub_0808BC3C(Object36Entity*);
+void sub_0808BD14(Object36Entity*);
+void sub_0808BDB0(Object36Entity*);
+void sub_0808BBE0(Object36Entity*);
+void sub_0808BD00(Object36Entity*);
+
+void Object36(Object36Entity* this) {
+    static void (*const gUnk_08121440[])(Object36Entity*) = {
+        sub_0808BB30,
+        sub_0808BC3C,
+        sub_0808BD14,
+    };
+    gUnk_08121440[super->action](this);
+}
+
+void sub_0808BB30(Object36Entity* this) {
+    if (CheckGlobalFlag(LV1TARU_OPEN)) {
+        LoadGfxGroup(0x4a);
+        DeleteThisEntity();
+    } else {
+        super->action = 1;
+        super->flags |= ENT_COLLIDE;
+        super->actionDelay = 0x78;
+        super->field_0xf = 0;
+        super->spriteRendering.b3 = 3;
+        super->spritePriority.b0 = 4;
+        super->spriteOrientation.flipY = 2;
+        super->speed = 0x300;
+        super->hitType = 1;
+        super->field_0x3c = 7;
+        super->hurtType = 0x48;
+        super->flags2 = 4;
+        super->hitbox = (Hitbox*)&gHitbox_0;
+        super->frameIndex = 2;
+        super->collisionLayer = gPlayerEntity.collisionLayer;
+        sub_0808BDB0(this);
+        super->y.HALF.HI = 0x170 - (super->parent)->zVelocity;
+        sub_0808BBE0(this);
+    }
+}
+
+void sub_0808BBE0(Object36Entity* this) {
+    static const u16 gUnk_0812144C[] = { 192, 256, 208, 240, 224, 224, 240, 208, 256, 192,
+                                         256, 192, 240, 208, 224, 224, 208, 240, 192, 256 };
+    static const u8 gUnk_08121474[] = {
+        248, 250, 252, 254, 0, 0, 2, 4, 6, 8, 0, 0,
+    };
+    const u16* ptr;
+    s32 diff = super->y.HALF.HI - gRoomControls.scroll_y;
+    if ((u32)diff < 0xa0) {
+        diff /= 0x10;
+        super->spriteOffsetY = gUnk_08121474[diff];
+        ptr = &gUnk_0812144C[diff * 2];
+        sub_0805EC9C(super, ptr[0], ptr[1], 0);
+    } else {
+        super->bitfield &= 0x7f;
+    }
+}
+
+void sub_0808BC3C(Object36Entity* this) {
+    s32 tmp;
+    super->x.HALF.HI = gRoomControls.origin_x + 0x78;
+    tmp = -0x170;
+    super->y.HALF.HI = gRoomControls.origin_y - ((super->parent)->zVelocity + tmp);
+    sub_0808BBE0(this);
+    if (super->bitfield == 0x93) {
+        super->actionDelay--;
+        super->spriteSettings.draw = 1;
+        if (super->actionDelay == 0) {
+            SetGlobalFlag(LV1TARU_OPEN);
+            super->action = 2;
+            super->field_0xf = 0x80;
+            super->spriteOffsetY = 0;
+        } else {
+            if ((super->actionDelay & 1) != 0) {
+                super->x.HALF.HI += ((Random() & 3) - 2);
+                super->y.HALF.HI += ((Random() & 3) - 1);
+            }
+            if (super->field_0xf != 1) {
+                super->field_0xf = 1;
+                LoadGfxGroup(0x4a);
+            }
+        }
+    } else {
+        super->actionDelay = 0x78;
+        super->spriteSettings.draw = 0;
+        if (super->field_0xf != 0) {
+            super->field_0xf = 0;
+            LoadGfxGroup(0x49);
+        }
+    }
+}
+
+void sub_0808BD00(Object36Entity* this) {
+    SetGlobalFlag(LV1TARU_OPEN);
+    SoundReq(SFX_SECRET);
+    DeleteThisEntity();
+}
+
+void sub_0808BD14(Object36Entity* this) {
+
+    if (super->field_0xf != 0) {
+        super->field_0xf -= 8;
+        sub_0805EC9C(super, 0x200 - super->field_0xf, 0x200 - super->field_0xf, 0);
+    }
+    if (super->bitfield == 0x93) {
+        super->direction = GetFacingDirection(super, &gPlayerEntity);
+        LinearMoveUpdate(super);
+        if (EntityWithinDistance(super, gPlayerEntity.x.HALF.HI, gPlayerEntity.y.HALF.HI - 6, 0x1c)) {
+            sub_0808BD00(this);
+        }
+    } else {
+        if ((super->flags & ENT_COLLIDE) != 0) {
+            super->flags &= ~ENT_COLLIDE;
+            super->actionDelay = 0x1e;
+        } else {
+            super->spriteSettings.draw ^= 1;
+            if (--super->actionDelay == 0) {
+                sub_0808BD00(this);
+            }
+        }
+    }
+}
+
+void sub_0808BDB0(Object36Entity* this) {
+    LinkedList* list = &gEntityLists[6];
+    Entity* it = list->first;
+    super->parent = NULL;
+    for (; it != (Entity*)list; it = it->next) {
+        if (it->kind == 0x9 && it->id == 0xc) {
+            super->parent = it;
+            return;
+        }
+    }
+}