Implemented Explosion and PrimedTNT, closes #2139

src/pocketmine/Server.php

@@ -1584,7 +1584,7 @@ public function __construct(\ClassLoader $autoloader, \ThreadedLogger $logger, $
  Generator::addGenerator(Normal::class, "default");
 
  //Temporal workaround, pthreads static property nullification test
- if(PluginManager::$pluginParentTimer === null){
+ if(PluginManager::$pluginParentTimer === null or Timings::$serverTickTimer === null){
  $this->getLogger()->emergency("You are using an invalid pthreads version. Please update your binaries.");
  kill(getmypid());
  return;

src/pocketmine/block/Block.php

@@ -687,7 +687,10 @@ public static function get($id, $meta = 0, Position $pos = null){
  }
 
  if($pos instanceof Position){
- $block->position($pos);
+ $block->x = $pos->x;
+ $block->y = $pos->y;
+ $block->z = $pos->z;
+ $block->level = $pos->level;
  }
 
  return $block;

src/pocketmine/block/Fallable.php

@@ -51,7 +51,6 @@ public function onUpdate($type){
  new Double("", $this->y + 0.5),
  new Double("", $this->z + 0.5)
  ]),
- //TODO: add random motion with physics
  "Motion" => new Enum("Motion", [
  new Double("", 0),
  new Double("", 0),

src/pocketmine/block/TNT.php

@@ -21,8 +21,16 @@
 
 namespace pocketmine\block;
 
+use pocketmine\entity\PrimedTNT;
 use pocketmine\item\Item;
+use pocketmine\level\Explosion;
+use pocketmine\nbt\tag\Byte;
+use pocketmine\nbt\tag\Compound;
+use pocketmine\nbt\tag\Double;
+use pocketmine\nbt\tag\Enum;
+use pocketmine\nbt\tag\Float;
 use pocketmine\Player;
+use pocketmine\utils\Random;
 
 class TNT extends Solid{
  public function __construct(){
@@ -33,9 +41,8 @@ public function __construct(){
 
  public function onActivate(Item $item, Player $player = null){
  if($item->getID() === Item::FLINT_STEEL){
- if(($player->gamemode & 0x01) === 0){
- $item->useOn($this);
- }
+ $item->useOn($this);
+
  $data = [
  "x" => $this->x + 0.5,
  "y" => $this->y + 0.5,
@@ -44,9 +51,27 @@ public function onActivate(Item $item, Player $player = null){
  "fuse" => 20 * 4, //4 seconds
  ];
  $this->getLevel()->setBlock($this, new Air(), false, false, true);
- //TODO
- //$e = Server::getInstance()->api->entity->add($this->level, ENTITY_OBJECT, OBJECT_PRIMEDTNT, $data);
- //$e->spawnToAll();
+
+ $mot = (new Random())->nextSignedFloat() * M_PI * 2;
+ $tnt = new PrimedTNT($this->getLevel()->getChunk($this->x >> 4, $this->z >> 4), new Compound("", [
+ "Pos" => new Enum("Pos", [
+ new Double("", $this->x + 0.5),
+ new Double("", $this->y + 0.5),
+ new Double("", $this->z + 0.5)
+ ]),
+ "Motion" => new Enum("Motion", [
+ new Double("", -sin($mot) * 0.02),
+ new Double("", 0.2),
+ new Double("", -cos($mot) * 0.02)
+ ]),
+ "Rotation" => new Enum("Rotation", [
+ new Float("", 0),
+ new Float("", 0)
+ ]),
+ "Fuse" => new Byte("Fuse", 80)
+ ]));
+
+ $tnt->spawnToAll();
 
  return true;
  }

src/pocketmine/entity/DroppedItem.php

@@ -97,6 +97,8 @@ public function onUpdate(){
  $this->motionY *= 1 - $this->drag;
  $this->motionZ *= $friction;
 
+ $this->updateMovement();
+
  if($this->onGround){
  $this->motionY *= -0.5;
  }
@@ -105,7 +107,6 @@ public function onUpdate(){
  $this->kill();
  }
 
- $this->updateMovement();
  }
 
  $this->timings->stopTiming();

src/pocketmine/entity/Entity.php

@@ -281,10 +281,10 @@ public function sendMetadata($player){
  foreach($player as $p){
  if($p === $this){
  /** @var Player $p */
- $pk = new SetEntityDataPacket();
- $pk->eid = 0;
- $pk->metadata = $this->getData();
- $p->dataPacket($pk);
+ $pk2 = new SetEntityDataPacket();
+ $pk2->eid = 0;
+ $pk2->metadata = $this->getData();
+ $p->dataPacket($pk2);
  }else{
  $p->dataPacket($pk);
  }

src/pocketmine/entity/Explosive.php

@@ -24,4 +24,5 @@
 
 interface Explosive{
 
+ public function explode();
 }

src/pocketmine/entity/PrimedTNT.php

@@ -22,10 +22,124 @@
 namespace pocketmine\entity;
 
 
+use pocketmine\event\entity\EntityDamageEvent;
+use pocketmine\level\Explosion;
+use pocketmine\nbt\tag\Byte;
 use pocketmine\nbt\tag\String;
+use pocketmine\network\protocol\AddEntityPacket;
+use pocketmine\network\protocol\SetEntityMotionPacket;
+use pocketmine\Player;
 
 class PrimedTNT extends Entity implements Explosive{
+ const NETWORK_ID = 65;
+
+ public $width = 0.98;
+ public $length = 0.98;
+ public $height = 0.98;
+
+ protected $gravity = 0.04;
+ protected $drag = 0.02;
+
+ protected $fuse;
+
+ public $canCollide = false;
+
  protected function initEntity(){
  $this->namedtag->id = new String("id", "PrimedTNT");
+ if(isset($this->namedtag->Fuse)){
+ $this->fuse = $this->namedtag["Fuse"];
+ }else{
+ $this->fuse = 80;
+ }
+ }
+
+
+ public function canCollideWith(Entity $entity){
+ return false;
+ }
+
+ public function getData(){
+ return [
+ 16 => ["type" => 0, "value" => $this->fuse],
+ ];
+ }
+
+ public function saveNBT(){
+ parent::saveNBT();
+ $this->namedtag->Fuse = new Byte("Fuse", $this->fuse);
+ }
+
+ public function onUpdate(){
+
+ if($this->closed){
+ return false;
+ }
+
+ $this->timings->startTiming();
+
+ $this->entityBaseTick();
+
+ if(!$this->dead){
+
+ $this->motionY -= $this->gravity;
+
+ $this->move($this->motionX, $this->motionY, $this->motionZ);
+
+ $friction = 1 - $this->drag;
+
+ $this->motionX *= $friction;
+ $this->motionY *= $friction;
+ $this->motionZ *= $friction;
+
+ $this->updateMovement();
+
+ if($this->onGround){
+ $this->motionY *= -0.5;
+ $this->motionX *= 0.7;
+ $this->motionZ *= 0.7;
+ }
+
+ if($this->fuse-- <= 0){
+ $this->kill();
+ $this->explode();
+ }else{
+ $this->sendMetadata($this->getViewers());
+ }
+
+ }
+
+
+ return !$this->onGround or ($this->motionX == 0 and $this->motionY == 0 and $this->motionZ == 0);
+ }
+
+ public function attack($damage, $source = EntityDamageEvent::CAUSE_MAGIC){
+
+ }
+
+ public function heal($amount){
+
+ }
+
+ public function explode(){
+ (new Explosion($this, 4, $this))->explode();
+ }
+
+ public function spawnTo(Player $player){
+ $pk = new AddEntityPacket();
+ $pk->type = PrimedTNT::NETWORK_ID;
+ $pk->eid = $this->getID();
+ $pk->x = $this->x;
+ $pk->y = $this->y;
+ $pk->z = $this->z;
+ $pk->did = 0;
+ $player->dataPacket($pk);
+
+ $pk = new SetEntityMotionPacket();
+ $pk->entities = [
+ [$this->getID(), $this->motionX, $this->motionY, $this->motionZ]
+ ];
+ $player->dataPacket($pk);
+
+ parent::spawnTo($player);
  }
 }