public function __construct(Block $material, $clusterCount, $clusterSize, $minHeight, $maxHeight)
{
$this->material = $material;
$this->clusterCount = (int) $clusterCount;
$this->clusterSize = (int) $clusterSize;
$this->maxHeight = (int) $maxHeight;
$this->minHeight = (int) $minHeight;
}