first commit

Minecraft.World/RandomScatteredLargeFeature.cpp

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+#include "stdafx.h"
+#include "net.minecraft.world.level.h"
+#include "net.minecraft.world.level.biome.h"
+#include "ScatteredFeaturePieces.h"
+#include "RandomScatteredLargeFeature.h"
+
+vector<Biome *> RandomScatteredLargeFeature::allowedBiomes;
+
+void RandomScatteredLargeFeature::staticCtor()
+{
+	allowedBiomes.push_back( Biome::desert );
+	allowedBiomes.push_back( Biome::desertHills );
+	allowedBiomes.push_back( Biome::jungle );
+}
+
+RandomScatteredLargeFeature::RandomScatteredLargeFeature()
+{
+}
+
+bool RandomScatteredLargeFeature::isFeatureChunk(int x, int z, bool bIsSuperflat)
+{
+	int featureSpacing = 32;
+	int minFeatureSeparation = 8;
+
+	int xx = x;
+	int zz = z;
+	if (x < 0) x -= featureSpacing - 1;
+	if (z < 0) z -= featureSpacing - 1;
+
+	int xCenterFeatureChunk = x / featureSpacing;
+	int zCenterFeatureChunk = z / featureSpacing;
+	Random *r = level->getRandomFor(xCenterFeatureChunk, zCenterFeatureChunk, 14357617);
+	xCenterFeatureChunk *= featureSpacing;
+	zCenterFeatureChunk *= featureSpacing;
+	xCenterFeatureChunk += r->nextInt(featureSpacing - minFeatureSeparation);
+	zCenterFeatureChunk += r->nextInt(featureSpacing - minFeatureSeparation);
+	x = xx;
+	z = zz;
+
+	bool forcePlacement = false;
+	LevelGenerationOptions *levelGenOptions = app.getLevelGenerationOptions();
+	if( levelGenOptions != NULL )
+	{
+		forcePlacement = levelGenOptions->isFeatureChunk(x,z,eFeature_Temples);
+	}
+
+	if (forcePlacement || (x == xCenterFeatureChunk && z == zCenterFeatureChunk))
+	{
+		bool biomeOk = level->getBiomeSource()->containsOnly(x * 16 + 8, z * 16 + 8, 0, allowedBiomes);
+		if (biomeOk)
+		{
+			//                System.out.println("feature at " + (x * 16) + " " + (z * 16));
+			return true;
+		}
+	}
+
+	return false;
+
+}
+
+StructureStart *RandomScatteredLargeFeature::createStructureStart(int x, int z)
+{
+	//        System.out.println("feature at " + (x * 16) + " " + (z * 16));
+	return new ScatteredFeatureStart(level, random, x, z);
+}
+
+
+RandomScatteredLargeFeature::ScatteredFeatureStart::ScatteredFeatureStart(Level *level, Random *random, int chunkX, int chunkZ)
+{
+	if (level->getBiome(chunkX * 16 + 8, chunkZ * 16 + 8) == Biome::jungle)
+	{
+		ScatteredFeaturePieces::JunglePyramidPiece *startRoom = new ScatteredFeaturePieces::JunglePyramidPiece(random, chunkX * 16, chunkZ * 16);
+		pieces.push_back(startRoom);
+		//                System.out.println("jungle feature at " + (chunkX * 16) + " " + (chunkZ * 16));
+	}
+	else
+	{
+		ScatteredFeaturePieces::DesertPyramidPiece *startRoom = new ScatteredFeaturePieces::DesertPyramidPiece(random, chunkX * 16, chunkZ * 16);
+		pieces.push_back(startRoom);
+		//                System.out.println("desert feature at " + (chunkX * 16) + " " + (chunkZ * 16));
+	}
+
+	calculateBoundingBox();
+}