BiomeCappedSurfaceData.php

<?php
 
/*
 * This file is part of BedrockProtocol.
 * Copyright (C) 2014-2022 PocketMine Team <https://github.com/pmmp/BedrockProtocol>
 *
 * BedrockProtocol 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.
 */
 
declare(strict_types=1);
 
namespace pocketmine\network\mcpe\protocol\types\biome\chunkgen;
 
use pmmp\encoding\ByteBufferReader;
use pmmp\encoding\ByteBufferWriter;
use pmmp\encoding\LE;
use pmmp\encoding\VarInt;
use pocketmine\network\mcpe\protocol\serializer\CommonTypes;
use function count;
 
final class BiomeCappedSurfaceData{
 
    public function __construct(
        private array $floorBlocks,
        private array $ceilingBlocks,
        private ?int $seaBlock,
        private ?int $foundationBlock,
        private ?int $beachBlock,
    ){}
 
    public function getFloorBlocks() : array{ return $this->floorBlocks; }
 
    public function getCeilingBlocks() : array{ return $this->ceilingBlocks; }
 
    public function getSeaBlock() : ?int{ return $this->seaBlock; }
 
    public function getFoundationBlock() : ?int{ return $this->foundationBlock; }
 
    public function getBeachBlock() : ?int{ return $this->beachBlock; }
 
    public static function read(ByteBufferReader $in) : self{
        $floorBlocks = [];
        for($i = 0, $count = VarInt::readUnsignedInt($in); $i < $count; ++$i){
            $floorBlocks[] = LE::readUnsignedInt($in);
        }
 
        $ceilingBlocks = [];
        for($i = 0, $count = VarInt::readUnsignedInt($in); $i < $count; ++$i){
            $ceilingBlocks[] = LE::readUnsignedInt($in);
        }
 
        $seaBlock = CommonTypes::readOptional($in, LE::readUnsignedInt(...));
        $foundationBlock = CommonTypes::readOptional($in, LE::readUnsignedInt(...));
        $beachBlock = CommonTypes::readOptional($in, LE::readUnsignedInt(...));
 
        return new self(
            $floorBlocks,
            $ceilingBlocks,
            $seaBlock,
            $foundationBlock,
            $beachBlock
        );
    }
 
    public function write(ByteBufferWriter $out) : void{
        VarInt::writeUnsignedInt($out, count($this->floorBlocks));
        foreach($this->floorBlocks as $block){
            LE::writeUnsignedInt($out, $block);
        }
 
        VarInt::writeUnsignedInt($out, count($this->ceilingBlocks));
        foreach($this->ceilingBlocks as $block){
            LE::writeUnsignedInt($out, $block);
        }
 
        CommonTypes::writeOptional($out, $this->seaBlock, LE::writeUnsignedInt(...));
        CommonTypes::writeOptional($out, $this->foundationBlock, LE::writeUnsignedInt(...));
        CommonTypes::writeOptional($out, $this->beachBlock, LE::writeUnsignedInt(...));
    }
}