PocketMine-MP/src/entity/Entity.php
2014-03-06 05:47:00 +01:00

504 lines
13 KiB
PHP

<?php
/*
*
* ____ _ _ __ __ _ __ __ ____
* | _ \ ___ ___| | _____| |_| \/ (_)_ __ ___ | \/ | _ \
* | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
* | __/ (_) | (__| < __/ |_| | | | | | | | __/_____| | | | __/
* |_| \___/ \___|_|\_\___|\__|_| |_|_|_| |_|\___| |_| |_|_|
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* @author PocketMine Team
* @link http://www.pocketmine.net/
*
*
*/
namespace PocketMine\Entity;
use PocketMine;
use PocketMine\Level\Position as Position;
use PocketMine\Level\Level as Level;
use PocketMine\NBT\Tag\Compound as Compound;
use PocketMine\Math\AxisAlignedBB as AxisAlignedBB;
use PocketMine\Math\Vector3 as Vector3;
use PocketMine\PMF\LevelFormat as LevelFormat;
use PocketMine\Player as Player;
use PocketMine\Event\EventHandler as EventHandler;
use PocketMine\Event\Entity\EntityLevelChangeEvent as EntityLevelChangeEvent;
use PocketMine\Event\Event as Event;
use PocketMine\Event\Entity\EntityMoveEvent as EntityMoveEvent;
use PocketMine\Event\Entity\EntityMotionEvent as EntityMotionEvent;
abstract class Entity extends Position{
public static $entityCount = 1;
public static $list = array();
public static $needUpdate = array();
protected $hasSpawned = array();
protected $id;
public $passenger = null;
public $vehicle = null;
public $chunkIndex;
public $lastX;
public $lastY;
public $lastZ;
public $motionX;
public $motionY;
public $motionZ;
public $yaw;
public $pitch;
public $lastYaw;
public $lastPitch;
public $boundingBox;
public $onGround;
public $positionChanged;
public $motionChanged;
public $dead;
public $height;
public $width;
public $length;
public $fallDistance;
public $ticksLived;
public $lastUpdate;
public $maxFireTicks;
public $fireTicks;
public $airTicks;
public $namedtag;
protected $inWater;
public $noDamageTicks;
private $justCreated;
protected $fireProof;
private $invulnerable;
public $closed;
public static function get($entityID){
return isset(Entity::$list[$entityID]) ? Entity::$list[$entityID]:false;
}
public static function getAll(){
return Entity::$list;
}
public function __construct(Level $level, Compound $nbt){
$this->id = Entity::$entityCount++;
$this->justCreated = true;
$this->closed = false;
$this->namedtag = $nbt;
$this->level = $level;
$this->boundingBox = new AxisAlignedBB(0, 0, 0, 0, 0, 0);
$this->setPositionAndRotation(new Vector3($this->namedtag->Pos[0], $this->namedtag->Pos[1], $this->namedtag->Pos[2]), $this->namedtag->Rotation[0], $this->namedtag->Rotation[1]);
$this->setMotion(new Vector3($this->namedtag->Motion[0], $this->namedtag->Motion[1], $this->namedtag->Motion[2]));
$this->fallDistance = $this->namedtag->FallDistance;
$this->fireTicks = $this->namedtag->Fire;
$this->airTicks = $this->namedtag->Air;
$this->onGround = $this->namedtag->OnGround > 0 ? true:false;
$this->invulnerable = $this->namedtag->Invulnerable > 0 ? true:false;
$index = LevelFormat::getIndex($this->x >> 4, $this->z >> 4);
$this->chunkIndex = $index;
Entity::$list[$this->id] = $this;
$this->level->entities[$this->id] = $this;
$this->level->chunkEntities[$this->chunkIndex][$this->id] = $this;
$this->lastUpdate = microtime(true);
$this->initEntity();
$this->server->api->dhandle("entity.add", $this);
}
public function saveNBT(){
$this->namedtag->Pos[0] = $this->x;
$this->namedtag->Pos[1] = $this->y;
$this->namedtag->Pos[2] = $this->z;
$this->namedtag->Motion[0] = $this->motionX;
$this->namedtag->Motion[1] = $this->motionY;
$this->namedtag->Motion[2] = $this->motionZ;
$this->namedtag->Rotation[0] = $this->yaw;
$this->namedtag->Rotation[1] = $this->pitch;
$this->namedtag->FallDistance = $this->fallDistance;
$this->namedtag->Fire = $this->fireTicks;
$this->namedtag->Air = $this->airTicks;
$this->namedtag->OnGround = $this->onGround == true ? 1:0;
$this->namedtag->Invulnerable = $this->invulnerable == true ? 1:0;
}
protected abstract function initEntity();
public function spawnTo(Player $player){
if(!isset($this->hasSpawned[$player->getID()]) and $player->chunksLoaded[$this->chunkIndex] !== 0xff){
$this->hasSpawned[$player->getID()] = $player;
}
}
public function despawnFrom(Player $player){
if(isset($this->hasSpawned[$player->getID()])){
$pk = new Network\Protocol\RemoveEntityPacket;
$pk->eid = $this->id;
$player->dataPacket($pk);
unset($this->hasSpawned[$player->getID()]);
}
}
abstract function attack($damage, $source = "generic");
abstract function heal($amount, $source = "generic");
public function onUpdate(){
if($this->closed !== false){
return false;
}
$timeNow = microtime(true);
$this->ticksLived += ($timeNow - $this->lastUpdate) * 20;
if($this->handleWaterMovement()){
$this->fallDistance = 0;
$this->inWater = true;
$this->extinguish();
}else{
$this->inWater = false;
}
if($this->fireTicks > 0){
if($this->fireProof === true){
$this->fireTicks -= 4;
if($this->fireTicks < 0){
$this->fireTicks = 0;
}
}else{
if(($this->fireTicks % 20) === 0){
$this->attackEntity(1, "onFire");
}
--$this->fireTicks;
}
}
if($this->handleLavaMovement()){
$this->attackEntity(4, "lava");
$this->setOnFire(15);
$this->fallDistance *= 0.5;
}
if($this->y < -64){
$this->kill();
}
if($this->x !== $this->lastX or $this->y !== $this->lastY or $this->z !== $this->lastZ or $this->yaw !== $this->lastYaw or $this->pitch !== $this->lastPitch){
$this->lastX = $this->x;
$this->lastY = $this->y;
$this->lastZ = $this->z;
$this->lastYaw = $this->yaw;
$this->lastPitch = $this->pitch;
if($this instanceof Human){
$pk = new Network\Protocol\MovePlayerPacket;
$pk->eid = $this->id;
$pk->x = $this->x;
$pk->y = $this->y;
$pk->z = $this->z;
$pk->yaw = $this->yaw;
$pk->pitch = $this->pitch;
$pk->bodyYaw = $this->yaw;
}else{
$pk = new Network\Protocol\MoveEntityPacket_PosRot;
$pk->eid = $this->id;
$pk->x = $this->x;
$pk->y = $this->y;
$pk->z = $this->z;
$pk->yaw = $this->yaw;
$pk->pitch = $this->pitch;
}
Player::broadcastPacket($this->hasSpawned, $pk);
}
if($this->motionChanged === true){
$this->motionChanged = false;
$pk = new Network\Protocol\SetEntityMotionPacket;
$pk->eid = $this->id;
$pk->speedX = $this->motionX;
$pk->speedY = $this->motionY;
$pk->speedZ = $this->motionZ;
Player::broadcastPacket($this->hasSpawned, $pk);
}
$this->lastUpdate = $timeNow;
return false;
}
public final function scheduleUpdate(){
Entity::$needUpdate[$this->id] = $this;
}
public abstract function getMetadata();
public function setOnFire($seconds){
$ticks = $seconds * 20;
if($ticks > $this->fireTicks){
$this->fireTicks = $ticks;
}
}
public function extinguish(){
$this->fireTicks = 0;
}
public function canTriggerWalking(){
return true;
}
protected function updateFallState($distanceThisTick, $onGround){
if($onGround === true){
if($this->fallDistance > 0){
if($this instanceof EntityLiving){
//TODO
}
$this->fall($this->fallDistance);
$this->fallDistance = 0;
}
}elseif($distanceThisTick < 0){
$this->fallDistance -= $distanceThisTick;
}
}
public function getBoundingBox(){
return $this->boundingBox;
}
public function fall($fallDistance){ //TODO
}
public function handleWaterMovement(){ //TODO
}
public function handleLavaMovement(){ //TODO
}
public function getEyeHeight(){
return 0;
}
public function moveFlying(){ //TODO
}
public function onCollideWithPlayer(Human $entityPlayer){
}
protected function switchLevel(Level $targetLevel){
if($this->level instanceof Level){
if(EventHandler::callEvent(new EntityLevelChangeEvent($this, $this->level, $targetLevel)) === Event::DENY){
return false;
}
unset($this->level->entities[$this->id]);
unset($this->level->chunkEntities[$this->chunkIndex][$this->id]);
$this->despawnFromAll();
if($this instanceof Player){
foreach($this->chunksLoaded as $index => $Yndex){
if($Yndex !== 0xff){
$X = null;
$Z = null;
LevelFormat::getXZ($index, $X, $Z);
foreach($this->level->getChunkEntities($X, $Z) as $entity){
$entity->despawnFrom($this);
}
}
}
$this->level->freeAllChunks($this);
}
}
$this->level = $targetLevel;
$this->level->entities[$this->id] = $this;
if($this instanceof Player){
$this->chunksLoaded = array();
$pk = new SetTimePacket;
$pk->time = $this->level->getTime();
$pk->started = $this->level->stopTime == false;
$this->dataPacket($pk);
}
$this->spawnToAll();
$this->chunkIndex = false;
}
public function getPosition(){
return new Position($this->x, $this->y, $this->z, $this->level);
}
public function move(Vector3 $displacement){
if($displacement->x == 0 and $displacement->y == 0 and $displacement->z == 0){
return;
}
$x = $this->x;
$y = $this->y;
$z = $this->z;
$this->scheduleUpdate();
}
public function setPositionAndRotation(Vector3 $pos, $yaw, $pitch){
if($this->setPosition($pos) === true){
$this->setRotation($yaw, $pitch);
return true;
}
return false;
}
public function setRotation($yaw, $pitch){
$this->yaw = $yaw;
$this->pitch = $pitch;
$this->scheduleUpdate();
}
public function setPosition(Vector3 $pos){
if($pos instanceof Position and $pos->level instanceof Level and $pos->level !== $this->level){
if($this->switchLevel($pos->level) === false){
return false;
}
}
if(EventHandler::callEvent(new EntityMoveEvent($this, $pos)) === Event::DENY){
return false;
}
$this->x = $pos->x;
$this->y = $pos->y;
$this->z = $pos->z;
$radius = $this->width / 2;
if(($index = LevelFormat::getIndex($this->x >> 4, $this->z >> 4)) !== $this->chunkIndex){
if($this->chunkIndex !== false){
unset($this->level->chunkEntities[$this->chunkIndex][$this->id]);
}
$this->chunkIndex = $index;
$this->level->loadChunk($this->x >> 4, $this->z >> 4);
$newChunk = $this->level->getUsingChunk($this->x >> 4, $this->z >> 4);
foreach($this->hasSpawned as $player){
if(!isset($newChunk[$player->CID])){
$this->despawnFrom($player);
}else{
unset($newChunk[$player->CID]);
}
}
foreach($newChunk as $player){
$this->spawnTo($player);
}
$this->level->chunkEntities[$this->chunkIndex][$this->id] = $this;
}
$this->boundingBox->setBounds($pos->x - $radius, $pos->y, $pos->z - $radius, $pos->x + $radius, $pos->y + $this->height, $pos->z + $radius);
$this->scheduleUpdate();
return true;
}
public function getMotion(){
return new Vector3($this->motionX, $this->motionY, $this->motionZ);
}
public function setMotion(Vector3 $motion){
if(EventHandler::callEvent(new EntityMotionEvent($this, $motion)) === Event::DENY){
return false;
}
$this->motionX = $motion->x;
$this->motionY = $motion->y;
$this->motionZ = $motion->z;
$this->scheduleUpdate();
}
public function isOnGround(){
return $this->onGround === true;
}
public function kill(){
$this->dead = true;
}
public function getLevel(){
return $this->level;
}
public function teleport(Position $pos, $yaw = false, $pitch = false){
$this->setMotion(new Vector3(0, 0, 0));
if($this->setPositionAndRotation($pos, $yaw === false ? $this->yaw : $yaw, $pitch === false ? $this->pitch : $pitch) !== false){
if($this instanceof Player){
$this->airTicks = 300;
$this->fallDistance = 0;
$this->orderChunks();
$this->getNextChunk(true);
$this->forceMovement = $pos;
$pk = new Network\Protocol\MovePlayerPacket;
$pk->eid = 0;
$pk->x = $this->x;
$pk->y = $this->y;
$pk->z = $this->z;
$pk->bodyYaw = $this->yaw;
$pk->pitch = $this->pitch;
$pk->yaw = $this->yaw;
$this->dataPacket($pk);
}
return true;
}
return false;
}
public function getID(){
return $this->id;
}
public function spawnToAll(){
foreach($this->level->getPlayers() as $player){
if(isset($player->id) and $player->spawned === true){
$this->spawnTo($player);
}
}
}
public function despawnFromAll(){
foreach($this->hasSpawned as $player){
$this->despawnFrom($player);
}
}
public function close(){
if($this->closed === false){
$this->closed = true;
unset(Entity::$needUpdate[$this->id]);
unset($this->level->entities[$this->id]);
unset($this->level->chunkEntities[$this->chunkIndex][$this->id]);
unset(Entity::$list[$this->id]);
$this->despawnFromAll();
$this->server->api->dhandle("entity.remove", $this);
}
}
public function __destruct(){
$this->close();
}
}