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Flat: Move preset handling to a FlatGeneratorOptions unit

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This commit is contained in:
Dylan K. Taylor
2021-10-11 16:52:10 +01:00
parent 859cdfa5d2
commit 70deea0ef9
2 changed files with 137 additions and 74 deletions
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84
src/world/generator/Flat.php
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@ -39,32 +39,22 @@ use function preg_match;
use function preg_match_all;
class Flat extends Generator{
/** @var Chunk */
private $chunk;
/** @var Populator[] */
private $populators = [];
/**
* @var int[]
* @phpstan-var array<int, int>
*/
private $structure;
/** @var int */
private $biome;
/**
* @var mixed[]
* @phpstan-var array<string, mixed>
*/
private array $options = [];
private FlatGeneratorOptions $options;
/**
* @throws InvalidGeneratorOptionsException
*/
public function __construct(int $seed, string $preset){
parent::__construct($seed, $preset !== "" ? $preset : "2;bedrock,2xdirt,grass;1;");
$this->parsePreset();
$this->options = FlatGeneratorOptions::parsePreset($this->preset);
if(isset($this->options["decoration"])){
if(isset($this->options->getExtraOptions()["decoration"])){
$ores = new Ore();
$stone = VanillaBlocks::STONE();
$ores->setOreTypes([
@ -83,76 +73,22 @@ class Flat extends Generator{
$this->generateBaseChunk();
}
/**
* @return int[]
* @phpstan-return array<int, int>
*
* @throws InvalidGeneratorOptionsException
*/
public static function parseLayers(string $layers) : array{
$result = [];
$split = array_map('\trim', explode(',', $layers));
$y = 0;
$itemParser = LegacyStringToItemParser::getInstance();
foreach($split as $line){
preg_match('#^(?:(\d+)[x|*])?(.+)$#', $line, $matches);
if(count($matches) !== 3){
throw new InvalidGeneratorOptionsException("Invalid preset layer \"$line\"");
}
$cnt = $matches[1] !== "" ? (int) $matches[1] : 1;
try{
$b = $itemParser->parse($matches[2])->getBlock();
}catch(LegacyStringToItemParserException $e){
throw new InvalidGeneratorOptionsException("Invalid preset layer \"$line\": " . $e->getMessage(), 0, $e);
}
for($cY = $y, $y += $cnt; $cY < $y; ++$cY){
$result[$cY] = $b->getFullId();
}
}
return $result;
}
protected function parsePreset() : void{
$preset = explode(";", $this->preset);
$blocks = $preset[1] ?? "";
$this->biome = (int) ($preset[2] ?? 1);
$options = $preset[3] ?? "";
$this->structure = self::parseLayers($blocks);
//TODO: more error checking
preg_match_all('#(([0-9a-z_]{1,})\(?([0-9a-z_ =:]{0,})\)?),?#', $options, $matches);
foreach($matches[2] as $i => $option){
$params = true;
if($matches[3][$i] !== ""){
$params = [];
$p = explode(" ", $matches[3][$i]);
foreach($p as $k){
$k = explode("=", $k);
if(isset($k[1])){
$params[$k[0]] = $k[1];
}
}
}
$this->options[$option] = $params;
}
}
protected function generateBaseChunk() : void{
$this->chunk = new Chunk();
$biomeId = $this->options->getBiomeId();
for($Z = 0; $Z < Chunk::EDGE_LENGTH; ++$Z){
for($X = 0; $X < Chunk::EDGE_LENGTH; ++$X){
$this->chunk->setBiomeId($X, $Z, $this->biome);
$this->chunk->setBiomeId($X, $Z, $biomeId);
}
}
$count = count($this->structure);
$structure = $this->options->getStructure();
$count = count($structure);
for($sy = 0; $sy < $count; $sy += SubChunk::EDGE_LENGTH){
$subchunk = $this->chunk->getSubChunk($sy >> SubChunk::COORD_BIT_SIZE);
for($y = 0; $y < SubChunk::EDGE_LENGTH and isset($this->structure[$y | $sy]); ++$y){
$id = $this->structure[$y | $sy];
for($y = 0; $y < SubChunk::EDGE_LENGTH and isset($structure[$y | $sy]); ++$y){
$id = $structure[$y | $sy];
for($Z = 0; $Z < SubChunk::EDGE_LENGTH; ++$Z){
for($X = 0; $X < SubChunk::EDGE_LENGTH; ++$X){