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Implemented Punch enchantment

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This commit is contained in:
Dylan K. Taylor
2018-06-23 17:40:01 +01:00
parent 85a3c0e7dc
commit 97c267c70c
3 changed files with 36 additions and 3 deletions
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28
src/pocketmine/entity/projectile/Arrow.php
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@ -31,6 +31,7 @@ use pocketmine\item\Item;
use pocketmine\item\ItemFactory;
use pocketmine\level\Level;
use pocketmine\math\RayTraceResult;
use pocketmine\math\Vector3;
use pocketmine\nbt\tag\CompoundTag;
use pocketmine\network\mcpe\protocol\EntityEventPacket;
use pocketmine\network\mcpe\protocol\LevelSoundEventPacket;
@ -58,6 +59,9 @@ class Arrow extends Projectile{
/** @var int */
protected $pickupMode = self::PICKUP_ANY;
/** @var float */
protected $punchKnockback = 0.0;
public function __construct(Level $level, CompoundTag $nbt, ?Entity $shootingEntity = null, bool $critical = false){
parent::__construct($level, $nbt, $shootingEntity);
$this->setCritical($critical);
@ -92,6 +96,20 @@ class Arrow extends Projectile{
}
}
/**
* @return float
*/
public function getPunchKnockback() : float{
return $this->punchKnockback;
}
/**
* @param float $punchKnockback
*/
public function setPunchKnockback(float $punchKnockback) : void{
$this->punchKnockback = $punchKnockback;
}
public function entityBaseTick(int $tickDiff = 1) : bool{
if($this->closed){
return false;
@ -117,6 +135,16 @@ class Arrow extends Projectile{
$this->broadcastEntityEvent(EntityEventPacket::ARROW_SHAKE, 7); //7 ticks
}
protected function onHitEntity(Entity $entityHit, RayTraceResult $hitResult) : void{
parent::onHitEntity($entityHit, $hitResult);
if($this->punchKnockback > 0){
$mot = $entityHit->getMotion();
$multiplier = $this->punchKnockback * 0.6 / $mot->length();
$entityHit->setMotion($mot->add($mot->x * $multiplier, 0.1, $mot->z * $multiplier));
}
}
/**
* @return int
*/