Method init

Source/Platformer/Bullet.cpp:39–69

	, _face(nullptr) { }

bool Bullet::init() {
	if (!Body::init()) return false;
	Bullet::setFaceRight(_emitter->isFaceRight());
	Bullet::setTag(_bulletDef->tag);
	Body::setReceivingContact(true);
	Body::setOwner(_emitter);
	filterContact = [](Body*) {
		return false;
	};
	contactStart += std::make_pair(this, &Bullet::onBodyContact);
	Vec2 v = _bulletDef->getVelocity();
	Body::setVelocity((isFaceRight() ? v.x : -v.x), v.y);
	Body::setGroup(SharedData.getGroupDetection());
	Face* face = _bulletDef->getFace();
	if (face) {
		Node* node = face->toNode();
		Bullet::setFace(node);
	}
	Playable* playable = _emitter->getPlayable();
	Vec2 offset = (playable ? playable->getKeyPoint(Def::BulletKey) : Vec2::zero);
	Bullet::setPosition(_emitter->getPosition() + offset);
	if (Body::getBodyDef()->getLinearAcceleration() != Vec2::zero) {
		Bullet::setAngle(-bx::toDeg(std::atan2(v.y, _emitter->isFaceRight() ? v.x : -v.x)));
	}
	hitTarget += [](Bullet* bullet, Unit* target, Vec2 point, Vec2 normal) {
		bullet->emit("HitTarget"_slice, bullet, target, point, normal);
		return bullet->isHitStop();
	};
	this->scheduleUpdate();
	return true;
}

void Bullet::updatePhysics() {
	if (!_pWorld || !_pWorld->getPrWorld()) {