BiomeNoiseGradientSurfaceData.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 BiomeNoiseGradientSurfaceData{
 
    public function __construct(
        private array $nonReplaceableBlocks,
        private array $gradientBlocks,
        private string $noiseSeed,
        private int $firstOctave,
        private array $amplitudes
    ){}
 
    public function getNonReplaceableBlocks() : array{ return $this->nonReplaceableBlocks; }
 
    public function getGradientBlocks() : array{ return $this->gradientBlocks; }
 
    public function getNoiseSeed() : string{ return $this->noiseSeed; }
 
    public function getFirstOctave() : int{ return $this->firstOctave; }
 
    public function getAmplitudes() : array{ return $this->amplitudes; }
 
    public static function read(ByteBufferReader $in) : self{
        $nonReplaceableBlocks = [];
        for($i = 0, $count = VarInt::readUnsignedInt($in); $i < $count; ++$i){
            $nonReplaceableBlocks[] = LE::readUnsignedInt($in);
        }
 
        $gradientBlocks = [];
        for($i = 0, $count = VarInt::readUnsignedInt($in); $i < $count; ++$i){
            $gradientBlocks[] = LE::readUnsignedInt($in);
        }
 
        $noiseSeed = CommonTypes::getString($in);
        $firstOctave = LE::readUnsignedInt($in);
 
        $amplitudes = [];
        for($i = 0, $count = VarInt::readUnsignedInt($in); $i < $count; ++$i){
            $amplitudes[] = LE::readFloat($in);
        }
 
        return new self(
            $nonReplaceableBlocks,
            $gradientBlocks,
            $noiseSeed,
            $firstOctave,
            $amplitudes
        );
    }
 
    public function write(ByteBufferWriter $out) : void{
        VarInt::writeUnsignedInt($out, count($this->nonReplaceableBlocks));
        foreach($this->nonReplaceableBlocks as $value){
            LE::writeUnsignedInt($out, $value);
        }
 
        VarInt::writeUnsignedInt($out, count($this->gradientBlocks));
        foreach($this->gradientBlocks as $value){
            LE::writeUnsignedInt($out, $value);
        }
 
        CommonTypes::putString($out, $this->noiseSeed);
        LE::writeUnsignedInt($out, $this->firstOctave);
 
        VarInt::writeUnsignedInt($out, count($this->amplitudes));
        foreach($this->amplitudes as $value){
            LE::writeFloat($out, $value);
        }
    }
}