public function launch(Player $player)
{
$dir = $player->getDirectionVector();
$frontPos = $player->add($dir->multiply(1.1));
$nbt = new Compound("", ["Pos" => new Enum("Pos", [new Double("", $frontPos->x), new Double("", $frontPos->y + $player->getEyeHeight()), new Double("", $frontPos->z)]), "Motion" => new Enum("Motion", [new Double("", $dir->x), new Double("", $dir->y), new Double("", $dir->z)]), "Rotation" => new Enum("Rotation", [new Float("", 0), new Float("", 0)]), "Data" => new Byte("Data", $this->getDamage())]);
$f = $this->f;
$launched = Entity::createEntity($this->getEntityName(), $player->chunk, $nbt);
$launched->setMotion($launched->getMotion()->multiply($f));
if ($launched instanceof Projectile) {
$player->server->getPluginManager()->callEvent($projectileEv = new ProjectileLaunchEvent($launched));
if ($projectileEv->isCancelled()) {
$launched->kill();
} else {
$launched->spawnToAll();
$player->level->addSound(new LaunchSound($player), $player->getViewers());
}
} else {
$launched->spawnToAll();
}
}