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/**
* @file scissorsBeetle.c
* @ingroup Enemies
*
* @brief Scissors Beetle enemy
*/
#include "collision.h"
#include "enemy.h"
#include "entity.h"
#include "asm.h"
typedef struct {
Entity base;
u8 filler[0x12];
u8 unk_7a;
u8 filler2[5];
u16 unk_80;
u8 unk_82;
} ScissorsBeetleEntity;
void (*const ScissorsBeetle_Functions[])(Entity*);
void (*const ScissorsBeetle_Actions[])(ScissorsBeetleEntity*);
const u8 gUnk_080CF62C[];
const u8 gUnk_080CF634[];
const u8 gUnk_080CF63C[];
void sub_08038C84(ScissorsBeetleEntity*, u32);
void sub_08038BA8(ScissorsBeetleEntity*);
void sub_08038C2C(ScissorsBeetleEntity*);
void sub_08038B90(ScissorsBeetleEntity*);
void ScissorsBeetle(Entity* this) {
EnemyFunctionHandler(this, ScissorsBeetle_Functions);
EnemySetFXOffset(this, 0, 1, -0x10);
}
void ScissorsBeetle_OnTick(ScissorsBeetleEntity* this) {
ScissorsBeetle_Actions[super->action](this);
}
void ScissorsBeetle_OnCollision(ScissorsBeetleEntity* this) {
Entity* child;
if (super->confusedTime) {
EnemyCreateFX(super, FX_STARS);
}
EnemyFunctionHandlerAfterCollision(super, ScissorsBeetle_Functions);
if ((super->contactFlags & CONTACT_NOW) && super->action != 4) {
u32 knockbackDir;
child = super->child;
child->iframes = super->iframes;
knockbackDir = super->knockbackDirection;
child->knockbackDirection = knockbackDir;
if (super->confusedTime) {
COLLISION_OFF(child);
} else if (super->action == 1) {
child->direction = Direction8Round(knockbackDir + 0x12);
child->animationState = Direction8ToAnimationState(child->direction);
super->direction = DirectionRound(super->knockbackDirection + 0x14);
super->animationState = Direction8ToAnimationState(super->direction);
sub_08038C84(this, 0);
sub_08038C84((ScissorsBeetleEntity*)child, 1);
}
}
}
void ScissorsBeetle_OnGrabbed(ScissorsBeetleEntity* this) {
}
void ScissorsBeetle_Init(ScissorsBeetleEntity* this) {
Entity* entity = CreateProjectile(MANDIBLES_PROJECTILE);
if (entity == NULL)
return;
sub_0804A720(super);
super->action = 1;
super->spriteSettings.draw = 1;
COLLISION_ON(super);
super->child = entity;
super->animationState = Random() & 6;
this->unk_80 = 0;
this->unk_7a = 0;
entity->parent = super;
entity->type = 0;
entity->animationState = 0xff;
entity->collisionLayer = super->collisionLayer;
sub_08038BA8(this);
}
void sub_080389E8(ScissorsBeetleEntity* this) {
Entity* child = super->child;
if (this->unk_80) {
if (--this->unk_80 == 0) {
super->speed = 0x80;
}
} else if (--super->subtimer == 0) {
sub_08038BA8(this);
sub_08038C2C((ScissorsBeetleEntity*)child);
} else if (super->timer) {
super->timer--;
} else if (super->collisions != COL_NONE) {
super->timer = 12;
if ((child->animationState & 1) == 0) {
child->animationState += Random() & 0x20 ? 1 : 7;
child->animationState &= 7;
}
sub_08038BA8(this);
sub_08038C2C((ScissorsBeetleEntity*)child);
}
sub_08038B90(this);
}
void sub_08038A70(ScissorsBeetleEntity* this) {
Entity* child = super->child;
if (--this->unk_80 == 0) {
super->action = 3;
this->unk_82 = 4;
super->speed = 0x80;
super->subtimer = 32;
child->action = 3;
((ScissorsBeetleEntity*)child)->unk_82 = 2;
child->animationState = 0xff;
sub_08038C84(this, 0);
sub_08038C2C((ScissorsBeetleEntity*)child);
child->subtimer = 32;
child->parent = NULL;
child->child = super;
} else if (--super->subtimer == 0) {
u32 dir;
super->subtimer = 16;
super->direction = sub_08049F84(super, 0);
dir = (super->direction + 4) & 0x1c;
child->animationState = dir >> 2;
super->animationState = (dir & 0x18) >> 2;
sub_08038C84(this, 0);
sub_08038C84((ScissorsBeetleEntity*)child, 1);
}
sub_08038B90(this);
}
void sub_08038B08(ScissorsBeetleEntity* this) {
if (super->subtimer) {
super->subtimer--;
return;
}
UpdateAnimationSingleFrame(super);
if (super->frame & ANIM_DONE) {
super->action = 4;
this->unk_82 = 3;
super->timer = 50;
super->subtimer = 2;
super->direction = ((super->animationState << 2) + 0x10) & 0x1f;
super->speed = 0x80;
sub_08038C84(this, 0);
EnqueueSFX(SFX_15B);
}
}
void sub_08038B64(ScissorsBeetleEntity* this) {
ProcessMovement0(super);
UpdateAnimationSingleFrame(super);
if (--super->subtimer == 0) {
super->subtimer = 2;
super->direction = DirectionNormalize(super->direction + 0x1f);
}
}
void sub_08038B90(ScissorsBeetleEntity* this) {
UpdateAnimationSingleFrame(super);
ProcessMovement0(super);
sub_0800445C(super);
}
void sub_08038BA8(ScissorsBeetleEntity* this) {
Entity* child;
u32 r3;
u32 animationState;
super->subtimer = gUnk_080CF62C[Random() & 7];
this->unk_82 = 1;
((ScissorsBeetleEntity*)super->child)->unk_82 = 0;
if (this->unk_7a == 0) {
this->unk_7a++;
super->direction = Direction8FromAnimationState(super->animationState);
sub_08038C84(this, 0);
return;
}
child = super->child;
if (child->animationState & 1) {
if (child->animationState == ((super->animationState + 1) & 7)) {
r3 = 2;
} else {
r3 = 6;
}
r3 = (r3 + super->animationState) & 6;
} else {
r3 = child->animationState;
}
if (r3 != super->animationState) {
super->animationState = r3;
super->direction = Direction8FromAnimationState(r3);
sub_08038C84(this, 0);
}
}
void sub_08038C2C(ScissorsBeetleEntity* this) {
u32 parentAnimState;
super->subtimer = gUnk_080CF634[Random() & 7];
parentAnimState = super->parent->animationState;
if (super->animationState == 0xff) {
super->animationState = parentAnimState;
sub_08038C84(this, 1);
return;
}
parentAnimState = (gUnk_080CF63C[Random() & 7] + parentAnimState) & 7;
if (parentAnimState != super->animationState) {
super->animationState = parentAnimState;
sub_08038C84(this, 1);
}
}
void sub_08038C84(ScissorsBeetleEntity* this, u32 arg2) {
u32 animationState = super->animationState | (this->unk_82 << 3);
if (arg2 == 0) {
animationState >>= 1;
}
InitAnimationForceUpdate(super, animationState);
}
void (*const ScissorsBeetle_Functions[])(Entity*) = {
(EntityActionPtr)ScissorsBeetle_OnTick,
(EntityActionPtr)ScissorsBeetle_OnCollision,
GenericKnockback,
GenericDeath,
GenericConfused,
(EntityActionPtr)ScissorsBeetle_OnGrabbed,
};
void (*const ScissorsBeetle_Actions[])(ScissorsBeetleEntity*) = {
ScissorsBeetle_Init, sub_080389E8, sub_08038A70, sub_08038B08, sub_08038B64,
};
const u8 gUnk_080CF62C[] = { 0x2d, 0x5a, 0x3c, 0x2d, 0x5a, 0x4b, 0x3c, 0x5a };
const u8 gUnk_080CF634[] = { 0x18, 0x24, 0x34, 0x20, 0x3c, 0x1c, 0x2c, 0x28 };
const u8 gUnk_080CF63C[] = { 1, 0, 7, 1, 0, 7, 0, 0 };
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