Better, faster world generation. Needs more things

src/API/ServerAPI.php

@@ -147,7 +147,7 @@ class ServerAPI{
 		//Load advanced properties
 		define("DEBUG", $this->getProperty("debug", 1));
 		define("ADVANCED_CACHE", $this->getProperty("enable-advanced-cache", false));
-		define("MAX_CHUNK_RATE", 20 / $this->getProperty("max-chunks-per-second", 8)); //Default rate ~512 kB/s
+		define("MAX_CHUNK_RATE", 20 / $this->getProperty("max-chunks-per-second", 6)); //Default rate ~384 kB/s
 		if(ADVANCED_CACHE == true){
 			console("[INFO] Advanced cache enabled");
 		}

src/pmf/PMFLevel.php

@@ -233,7 +233,7 @@ class PMFLevel extends PMF{
 			if(($this->chunkInfo[$index][0] & $t) === $t){
 				// 4096 + 2048 + 2048, Block Data, Meta, Light
 				if(strlen($this->chunks[$index][$Y] = gzread($chunk, 8192)) < 8192){
-					console("[NOTICE] Empty corrupt chunk detected [$X,$Z,:$Y], recovering contents");
+					console("[NOTICE] Empty corrupt chunk detected [$X,$Z,:$Y], recovering contents", true, true, 2);
 					$this->fillMiniChunk($X, $Z, $Y);
 				}
 			}else{

src/world/generator/NormalGenerator.php

@@ -30,13 +30,9 @@ class NormalGenerator implements LevelGenerator{
 	private $random;
 	private $worldHeight = 65;
 	private $waterHeight = 63;
+	private $noiseHills;
+	private $noisePatches;
 	private $noiseBase;
-	private $noiseGen1;
-	private $noiseGen2;
-	private $noiseGen3;
-	private $noiseGen4;
-	private $noiseGen5;
-	private $noiseGen6;
 	
 	public function __construct(array $options = array()){
 		
@@ -50,9 +46,9 @@ class NormalGenerator implements LevelGenerator{
 		$this->level = $level;
 		$this->random = $random;
 		$this->random->setSeed($this->level->getSeed());	
-		$this->noiseBase = new NoiseGeneratorSimplex($this->random, 4);
+		$this->noiseHills = new NoiseGeneratorSimplex($this->random, 3);
- 		$this->noiseGen1 = new NoiseGeneratorPerlin($this->random, 4);
+		$this->noisePatches = new NoiseGeneratorSimplex($this->random, 2);
-		$this->noiseGen2 = new NoiseGeneratorPerlin($this->random, 4);
+		$this->noiseBase = new NoiseGeneratorSimplex($this->random, 8);
 
 
 		$ores = new OrePopulator();
@@ -71,6 +67,20 @@ class NormalGenerator implements LevelGenerator{
 	
 	public function generateChunk($chunkX, $chunkZ){
 		$this->random->setSeed(0xdeadbeef ^ ($chunkX << 8) ^ $chunkZ ^ $this->level->getSeed());
+		$hills = array();
+		$patches = array();
+		$base = array();
+		for($z = 0; $z < 16; ++$z){
+			for($x = 0; $x < 16; ++$x){
+				$i = ($z << 4) + $x;
+				$hills[$i] = $this->noiseHills->noise2D($x + ($chunkX << 4), $z + ($chunkZ << 4), 0.11, 12, true);
+				$patches[$i] = $this->noisePatches->noise2D($x + ($chunkX << 4), $z + ($chunkZ << 4), 0.03, 16, true);
+				$base[$i] = $this->noiseBase->noise2D($x + ($chunkX << 4), $z + ($chunkZ << 4), 0.5, 4, true);
+				if($base[$i] < 0){
+					$base[$i] *= 0.5;
+				}
+			}
+		}
 		
 		for($chunkY = 0; $chunkY < 8; ++$chunkY){
 			$chunk = "";
@@ -78,27 +88,38 @@ class NormalGenerator implements LevelGenerator{
 			$endY = $startY + 16;		
 			for($z = 0; $z < 16; ++$z){
 				for($x = 0; $x < 16; ++$x){
-					$noise1 = $this->noiseGen1->noise2D($x + ($chunkX << 4), $z + ($chunkZ << 4), 0.6, 32, true) * 2;
+					$i = ($z << 4) + $x;
-					$noise2 = $this->noiseGen2->noise2D($x + ($chunkX << 4), $z + ($chunkZ << 4), 0.35, 64, true) * 15;
+					$height = $this->worldHeight + $hills[$i] * 14 + $base[$i] * 4;
-					$noiseBase = $this->noiseBase->noise2D($x + ($chunkX << 4), $z + ($chunkZ << 4), 1/5, 16, true) * 3;
+					$height = (int) $height;
-					$height = (int) ($this->worldHeight + $noise1 + $noise2 + $noiseBase);
 
 					for($y = $startY; $y < $endY; ++$y){
 						$diff = $height - $y;	
 						if($y <= 4 and ($y === 0 or $this->random->nextFloat() < 0.75)){
 							$chunk .= "\x07"; //bedrock
-						}elseif($diff > 3){
+						}elseif($diff > 2){
 							$chunk .= "\x01"; //stone
 						}elseif($diff > 0){
+							if($patches[$i] > 0.7){
+								$chunk .= "\x01"; //stone
+							}elseif($patches[$i] < -0.8){
+								$chunk .= "\x0d"; //gravel
+							}else{
 								$chunk .= "\x03"; //dirt
+							}							
 						}elseif($y <= $this->waterHeight){
-							if($y === $this->waterHeight and $diff === 0){
+							if(($this->waterHeight - $y) <= 1 and $diff === 0){
 								$chunk .= "\x0c"; //sand
 							}else{
 								$chunk .= "\x09"; //still_water
 							}
 						}elseif($diff === 0){
+							if($patches[$i] > 0.7){
+								$chunk .= "\x01"; //stone
+							}elseif($patches[$i] < -0.8){
+								$chunk .= "\x0d"; //gravel
+							}else{
 								$chunk .= "\x02"; //grass
+							}
 						}else{
 							$chunk .= "\x00";
 						}

src/world/generator/WorldGenerator.php

@@ -49,14 +49,15 @@ class WorldGenerator{
 		++$this->level->level->isGenerating;
 		$this->generator->init($this->level, $this->random);
 		
-		for($Z = 7; $Z <= 9; ++$Z){
+		//Generate 4 chunks for spawning players
-			for($X = 7; $X <= 9; ++$X){
+		for($Z = 7; $Z <= 8; ++$Z){
+			for($X = 7; $X <= 8; ++$X){
 				$this->generator->generateChunk($X, $Z);
 			}
 		}
 		
-		for($Z = 7; $Z <= 9; ++$Z){
+		for($Z = 7; $Z <= 8; ++$Z){
-			for($X = 7; $X <= 9; ++$X){
+			for($X = 7; $X <= 8; ++$X){
 				$this->generator->populateChunk($X, $Z);
 			}
 		}