public function populate(ChunkManager $level, $chunkX, $chunkZ, Random $random)
{
$chunk = $level->getChunk($chunkX, $chunkZ);
for ($x = 0; $x < 16; ++$x) {
for ($z = 0; $z < 16; ++$z) {
$biome = Biome::getBiome($chunk->getBiomeId($x, $z));
$cover = $biome->getGroundCover();
if (count($cover) > 0) {
$diffY = 0;
if (!$cover[0]->isSolid()) {
$diffY = 1;
}
$column = $chunk->getBlockIdColumn($x, $z);
for ($y = 127; $y > 0; --$y) {
if ($column[$y] !== "" and !Block::get(ord($column[$y]))->isTransparent()) {
break;
}
}
$startY = min(127, $y + $diffY);
$endY = $startY - count($cover);
for ($y = $startY; $y > $endY and $y >= 0; --$y) {
$b = $cover[$startY - $y];
if ($column[$y] === "" and $b->isSolid()) {
break;
}
if ($b->getDamage() === 0) {
$chunk->setBlockId($x, $y, $z, $b->getId());
} else {
$chunk->setBlock($x, $y, $z, $b->getId(), $b->getDamage());
}
}
}
}
}
}
private function getHighestWorkableBlock($x, $z)
{
for ($y = 127; $y >= 0; --$y) {
$b = $this->level->getBlockIdAt($x, $y, $z);
if ($b !== Block::AIR and $b !== Block::LEAVES and $b !== Block::LEAVES2 and $b !== Block::SNOW_LAYER) {
break;
}
}
return $y === 0 ? -1 : ++$y;
}
private function getHighestWorkableBlock($x, $z)
{
for ($y = 127; $y > 0; --$y) {
$b = $this->level->getBlockIdAt($x, $y, $z);
if ($b === Block::DIRT or $b === Block::GRASS) {
break;
} elseif ($b !== 0 and $b !== Block::SNOW_LAYER) {
return -1;
}
}
return ++$y;
}
protected function placeTrunk(ChunkManager $level, $x, $y, $z, Random $random, $trunkHeight)
{
// The base dirt block
$level->setBlockIdAt($x, $y - 1, $z, Block::DIRT);
for ($yy = 0; $yy < $trunkHeight; ++$yy) {
$blockId = $level->getBlockIdAt($x, $y + $yy, $z);
if (isset($this->overridable[$blockId])) {
$level->setBlockIdAt($x, $y + $yy, $z, $this->trunkBlock);
$level->setBlockDataAt($x, $y + $yy, $z, $this->type);
}
}
}
public static function growGrass(ChunkManager $level, Vector3 $pos, Random $random, $count = 15, $radius = 10)
{
$arr = [[Block::DANDELION, 0], [Block::POPPY, 0], [Block::TALL_GRASS, 1], [Block::TALL_GRASS, 1], [Block::TALL_GRASS, 1], [Block::TALL_GRASS, 1]];
$arrC = count($arr) - 1;
for ($c = 0; $c < $count; ++$c) {
$x = $random->nextRange($pos->x - $radius, $pos->x + $radius);
$z = $random->nextRange($pos->z - $radius, $pos->z + $radius);
if ($level->getBlockIdAt($x, $pos->y + 1, $z) === Block::AIR and $level->getBlockIdAt($x, $pos->y, $z) === Block::GRASS) {
$t = $arr[$random->nextRange(0, $arrC)];
$level->setBlockIdAt($x, $pos->y + 1, $z, $t[0]);
$level->setBlockDataAt($x, $pos->y + 1, $z, $t[1]);
}
}
}
public function populateChunk($chunkX, $chunkZ)
{
$this->random->setSeed(0xdeadbeef ^ $chunkX << 8 ^ $chunkZ ^ $this->level->getSeed());
foreach ($this->populators as $populator) {
$populator->populate($this->level, $chunkX, $chunkZ, $this->random);
}
}
public function placeObject(ChunkManager $level, $x, $y, $z)
{
$clusterSize = (int) $this->type->clusterSize;
$angle = $this->random->nextFloat() * M_PI;
$offset = VectorMath::getDirection2D($angle)->multiply($clusterSize)->divide(8);
$x1 = $x + 8 + $offset->x;
$x2 = $x + 8 - $offset->x;
$z1 = $z + 8 + $offset->y;
$z2 = $z + 8 - $offset->y;
$y1 = $y + $this->random->nextBoundedInt(3) + 2;
$y2 = $y + $this->random->nextBoundedInt(3) + 2;
for ($count = 0; $count <= $clusterSize; ++$count) {
$seedX = $x1 + ($x2 - $x1) * $count / $clusterSize;
$seedY = $y1 + ($y2 - $y1) * $count / $clusterSize;
$seedZ = $z1 + ($z2 - $z1) * $count / $clusterSize;
$size = ((sin($count * (M_PI / $clusterSize)) + 1) * $this->random->nextFloat() * $clusterSize / 16 + 1) / 2;
$startX = (int) ($seedX - $size);
$startY = (int) ($seedY - $size);
$startZ = (int) ($seedZ - $size);
$endX = (int) ($seedX + $size);
$endY = (int) ($seedY + $size);
$endZ = (int) ($seedZ + $size);
for ($x = $startX; $x <= $endX; ++$x) {
$sizeX = ($x + 0.5 - $seedX) / $size;
$sizeX *= $sizeX;
if ($sizeX < 1) {
for ($y = $startY; $y <= $endY; ++$y) {
$sizeY = ($y + 0.5 - $seedY) / $size;
$sizeY *= $sizeY;
if ($y > 0 and $sizeX + $sizeY < 1) {
for ($z = $startZ; $z <= $endZ; ++$z) {
$sizeZ = ($z + 0.5 - $seedZ) / $size;
$sizeZ *= $sizeZ;
if ($sizeX + $sizeY + $sizeZ < 1 and $level->getBlockIdAt($x, $y, $z) === 1) {
$level->setBlockIdAt($x, $y, $z, $this->type->material->getId());
if ($this->type->material->getDamage() !== 0) {
$level->setBlockDataAt($x, $y, $z, $this->type->material->getDamage());
}
}
}
}
}
}
}
}
}
public function populateChunk($chunkX, $chunkZ)
{
$this->random->setSeed(0xdeadbeef ^ $chunkX << 8 ^ $chunkZ ^ $this->level->getSeed());
foreach ($this->populators as $populator) {
$populator->populate($this->level, $chunkX, $chunkZ, $this->random);
}
$chunk = $this->level->getChunk($chunkX, $chunkZ);
$biome = Biome::getBiome($chunk->getBiomeId(7, 7));
$biome->populateChunk($this->level, $chunkX, $chunkZ, $this->random);
}