decompile Bobomb

1 files changed, 331 insertions, 0 deletions

diff --git a/src/enemy/bobomb.c b/src/enemy/bobomb.c
new file mode 100644
index 00000000..bf4b4372
--- /dev/null
+++ b/src/enemy/bobomb.c
@@ -0,0 +1,331 @@
+#include "enemy.h"
+#include "functions.h"
+
+extern void CreateDustSmall(Entity*);
+extern void sub_08078930(Entity*);
+extern void sub_08078954(Entity*);
+
+void sub_0802CB68(Entity*);
+void sub_0802CBC4(Entity*);
+void sub_0802CC18(Entity*);
+
+extern void (*const gUnk_080CD5D4[])(Entity*);
+extern void (*const gUnk_080CD5EC[])(Entity*);
+extern void (*const gUnk_080CD600[])(Entity*);
+extern void (*const gUnk_080CD618[])(Entity*);
+
+void Bobomb(Entity* this) {
+    EnemyFunctionHandler(this, gUnk_080CD5D4);
+}
+
+void sub_0802C670(Entity* this) {
+    gUnk_080CD5EC[this->action](this);
+}
+
+void sub_0802C688(Entity* this) {
+    if (this->bitfield & 0x80) {
+        switch (this->bitfield & 0x7f) {
+            case 0:
+            case 1:
+                if (this->field_0x82.HALF.LO) {
+                    this->field_0x42 = 0;
+                    gPlayerEntity.field_0x42 = 4;
+                }
+                return;
+            case 0xe:
+            case 0x14:
+            case 0x15:
+            case 0x16:
+                this->action = 3;
+                this->field_0x42 = 0;
+                sub_0802CBC4(this);
+                return;
+        }
+        this->field_0x82.HALF.LO++;
+        this->field_0x80.HALF.LO = 28;
+        switch (this->field_0x82.HALF.LO) {
+            case 1:
+                sub_0802CB68(this);
+                EnqueueSFX(0x14d);
+                break;
+            case 2:
+                this->action = 3;
+                this->damageType = 0x6e;
+                this->field_0xf = 1;
+                this->field_0x20 = 0x18000;
+                this->nonPlanarMovement = 0;
+                this->field_0x80.HALF.HI = 1;
+                InitializeAnimation(this, this->direction >> 4 | 6);
+                break;
+        }
+    }
+    sub_0804AA30(this, gUnk_080CD5D4);
+}
+
+void sub_0802C7AC(Entity* this) {
+    if (this->previousActionFlag < 3 && !sub_0806F520(this)) {
+        this->previousActionFlag = 0;
+        this->field_0xf = 1;
+        this->height.HALF.HI = 0;
+        if (this->field_0x82.HALF.LO != 2) {
+            this->nonPlanarMovement = this->field_0x82.HALF.LO ? 0x200 : 0x80;
+        }
+        this->field_0x20 = 0x18000;
+        this->field_0x82.HALF.HI = 0;
+        this->field_0x80.HALF.HI = 0;
+    } else {
+        this->height.HALF.HI = -1;
+        gUnk_080CD600[this->previousActionFlag](this);
+        if (this->actionDelay != 0) {
+            GetNextFrame(this);
+        }
+    }
+}
+
+void sub_0802C820(Entity* this) {
+    this->previousActionFlag = 1;
+    this->field_0x1d = 60;
+}
+
+void sub_0802C82C(Entity* this) {
+    sub_0806F4E8(this);
+}
+
+void sub_0802C834(Entity* this) {
+    sub_0806F3E4(this);
+}
+
+void sub_0802C83C(Entity* this) {
+    if (this->field_0x82.HALF.LO) {
+        if (--this->actionDelay == 0) {
+            this->action = 3;
+            switch (gPlayerEntity.animationState & 6) {
+                case 2:
+                    this->x.HALF.HI -= 6;
+                    break;
+                case 6:
+                    this->x.HALF.HI += 6;
+                    break;
+            }
+            sub_0802CBC4(this);
+        } else {
+            sub_0802CC18(this);
+            this->flags &= ~0x80;
+            this->damageType = 0x6e;
+        }
+    } else {
+        this->field_0x82.HALF.LO = 2;
+        this->actionDelay = 120;
+        InitializeAnimation(this, (this->direction >> 4) | 6);
+        this->flags &= ~0x80;
+        this->damageType = 0x6e;
+    }
+}
+
+void nullsub_149(Entity* this) {
+    /* ... */
+}
+
+void sub_0802C8B8(Entity* this) {
+    this->action = 3;
+    sub_0802CBC4(this);
+}
+
+void sub_0802C8C4(Entity* this) {
+    sub_0804A7D4(this);
+    this->spriteSettings.b.draw = 0;
+}
+
+void sub_0802C8D8(Entity* this) {
+    this->action = 1;
+    this->actionDelay = 0x3c;
+    this->field_0xf = 0;
+    this->direction = (Random() & 0x18) | 4;
+    this->field_0x16 = 0;
+    this->field_0x1c = 0x12;
+    this->field_0x82.HALF.LO = 0;
+    this->field_0x82.HALF.HI = 0;
+    this->field_0x80.HALF.LO = 0;
+    this->field_0x80.HALF.HI = 0;
+    InitializeAnimation(this, this->direction >> 4);
+}
+
+void sub_0802C91C(Entity* this) {
+    GetNextFrame(this);
+    ProcessMovement(this);
+    if (this->field_0x82.HALF.LO) {
+        if (this->collisions) {
+            sub_0800417E(this, this->collisions);
+            InitializeAnimation(this, (this->direction >> 4) | 2);
+        }
+        if (--this->actionDelay == 0) {
+            sub_0802CBC4(this);
+        } else {
+            if ((this->actionDelay & 0xf) == 8) {
+                CreateDustSmall(this);
+            }
+            sub_0802CC18(this);
+        }
+    } else {
+        if (this->collisions) {
+            sub_0800417E(this, this->collisions);
+            InitializeAnimation(this, this->direction >> 4);
+        }
+        if (--this->actionDelay == 0) {
+            this->actionDelay = 60;
+            this->direction = (this->direction + 8) & 0x1c;
+            InitializeAnimation(this, this->direction >> 4);
+        }
+    }
+}
+
+void sub_0802C9B8(Entity* this) {
+    gUnk_080CD618[this->previousActionFlag](this);
+}
+
+void sub_0802C9D0(Entity* this) {
+    this->previousActionFlag = 1;
+    this->flags &= ~0x80;
+    this->spritePriority.b1 = 0;
+    this->field_0x82.HALF.HI = 1;
+    sub_0802CC18(this);
+    InitializeAnimation(this, (this->direction >> 4) | 6);
+    GetNextFrame(this);
+}
+
+void sub_0802CA10(Entity* this) {
+    if (gPlayerState.heldObject != 5) {
+        if (--this->actionDelay == 0) {
+            sub_0802CBC4(this);
+        } else {
+            sub_0802CC18(this);
+            GetNextFrame(this);
+        }
+    } else {
+        this->field_0x82.HALF.HI = 2;
+        this->direction = (((gPlayerEntity.animationState) << 2) | 4) & 0x1c;
+        sub_0802CC18(this);
+        GetNextFrame(this);
+    }
+}
+
+void sub_0802CA6C(Entity* this) {
+    if (--this->actionDelay == 0) {
+        sub_0802CBC4(this);
+    } else {
+        sub_0802CC18(this);
+        GetNextFrame(this);
+    }
+}
+
+void sub_0802CA94(Entity* this) {
+    this->action = 3;
+    this->flags &= ~0x80;
+    this->field_0xf = 1;
+    this->spritePriority.b1 = 1;
+    this->field_0x20 = 0x18000;
+    this->nonPlanarMovement = 0;
+    this->field_0x82.HALF.HI = 0;
+    this->field_0x80.HALF.HI = 0;
+    this->direction = ((gPlayerEntity.animationState << 2) | 4) & 0x1c;
+    InitializeAnimation(this, (this->direction >> 4) | 6);
+}
+
+void sub_0802CAF8(Entity* this) {
+    if (--this->actionDelay == 0) {
+        sub_0802CBC4(this);
+    } else {
+        if (this->field_0x80.HALF.HI && sub_080044EC(this, 0x2800) == 1) {
+            EnqueueSFX(0x104);
+        }
+        sub_0802CC18(this);
+        sub_08078930(this);
+        if (this->field_0xf && this->height.HALF.HI == 0) {
+            this->field_0xf = 0;
+            this->flags = this->flags | 0x80;
+            this->damageType = 0x6e;
+        }
+        GetNextFrame(this);
+    }
+}
+
+void nullsub_150(Entity* this) {
+    /* ... */
+}
+
+void sub_0802CB68(Entity* this) {
+    this->action = 1;
+    this->previousActionFlag = 0;
+    this->direction = Random() & 0x18;
+    this->direction |= 4;
+    this->flags |= 0x80;
+    if (this->field_0x82.HALF.LO) {
+        this->actionDelay = 200;
+        this->nonPlanarMovement = 0x200;
+        InitializeAnimation(this, (this->direction >> 4) | 2);
+    } else {
+        this->actionDelay = 0x3c;
+        this->nonPlanarMovement = 0x80;
+        InitializeAnimation(this, this->direction >> 4);
+    }
+}
+
+void sub_0802CBC4(Entity* this) {
+    Entity* ent;
+
+    this->action = 4;
+    this->spriteSettings.b.draw = 0;
+    this->flags &= ~0x80;
+    this->currentHealth = 0;
+    if (this->field_0x82.HALF.HI) {
+        sub_08079184();
+    }
+    sub_08078954(this);
+
+    ent = CreateObjectWithParent(this, 0x20, 0, 0);
+    if (ent) {
+        ent->collisionLayer = this->collisionLayer;
+    }
+}
+
+void sub_0802CC18(Entity* this) {
+    if (--this->field_0x80.HALF.LO == 0) {
+        this->field_0x80.HALF.LO = 28;
+        EnqueueSFX(0x14d);
+    }
+}
+
+// clang-format off
+void (*const gUnk_080CD5D4[])(Entity*) = {
+    sub_0802C670,
+    sub_0802C688,
+    sub_08001324,
+    sub_0802C8C4,
+    sub_08001242,
+    sub_0802C7AC,
+};
+
+void (*const gUnk_080CD5EC[])(Entity*) = {
+    sub_0802C8D8,
+    sub_0802C91C,
+    sub_0802C9B8,
+    sub_0802CAF8,
+    nullsub_150,
+};
+
+void (*const gUnk_080CD600[])(Entity*) = {
+    sub_0802C820,
+    sub_0802C82C,
+    sub_0802C834,
+    sub_0802C83C,
+    nullsub_149,
+    sub_0802C8B8,
+};
+
+void (*const gUnk_080CD618[])(Entity*) = {
+    sub_0802C9D0,
+    sub_0802CA10,
+    sub_0802CA6C,
+    sub_0802CA94,
+};
+// clang-format on