feat: oceanMonument

feat: Mesa biomes
feat: changed world generation according to java
fix: swamp hut changed to spruce

Minecraft.World/CustomLevelSource.cpp

@@ -108,9 +108,12 @@ CustomLevelSource::CustomLevelSource(Level *level, int64_t seed, bool generateSt
 	mineShaftFeature = new MineShaftFeature();
 	scatteredFeature = new RandomScatteredLargeFeature();
 	canyonFeature = new CanyonFeature();
-
+	oceanMonument = new OceanMonumentFeature();
 	this->level = level;
 
+	oceanMonument->setLevel(level);     // Link level reference
+	oceanMonument->prescanNearby(8);    // Scan with access to seed/biomeSource
+
 	random = new Random(seed);
 	pprandom = new Random(seed);	// 4J - added, so that we can have a separate random for doing post-processing in parallel with creation
 	perlinNoise3 = new PerlinNoise(random, 4);