package net.minecraft.world.gen; import java.util.List; import java.util.Random; import net.minecraft.block.Block; import net.minecraft.block.BlockFalling; import net.minecraft.block.material.Material; import net.minecraft.entity.EnumCreatureType; import net.minecraft.init.Blocks; import net.minecraft.util.IProgressUpdate; import net.minecraft.world.ChunkPosition; import net.minecraft.world.World; import net.minecraft.world.biome.BiomeGenBase; import net.minecraft.world.chunk.Chunk; import net.minecraft.world.chunk.IChunkProvider; import net.minecraft.world.gen.feature.WorldGenFire; import net.minecraft.world.gen.feature.WorldGenFlowers; import net.minecraft.world.gen.feature.WorldGenGlowStone1; import net.minecraft.world.gen.feature.WorldGenGlowStone2; import net.minecraft.world.gen.feature.WorldGenHellLava; import net.minecraft.world.gen.feature.WorldGenMinable; import net.minecraft.world.gen.structure.MapGenNetherBridge; import static net.minecraftforge.event.terraingen.DecorateBiomeEvent.Decorate.EventType.*; import static net.minecraftforge.event.terraingen.InitMapGenEvent.EventType.*; import static net.minecraftforge.event.terraingen.PopulateChunkEvent.Populate.EventType.*; import static net.minecraftforge.event.terraingen.OreGenEvent.GenerateMinable.EventType.*; import net.minecraftforge.common.*; import cpw.mods.fml.common.eventhandler.Event.*; import net.minecraftforge.event.terraingen.*; public class ChunkProviderHell implements IChunkProvider { private Random hellRNG; /** A NoiseGeneratorOctaves used in generating nether terrain */ private NoiseGeneratorOctaves netherNoiseGen1; private NoiseGeneratorOctaves netherNoiseGen2; private NoiseGeneratorOctaves netherNoiseGen3; /** Determines whether slowsand or gravel can be generated at a location */ private NoiseGeneratorOctaves slowsandGravelNoiseGen; /** Determines whether something other than nettherack can be generated at a location */ private NoiseGeneratorOctaves netherrackExculsivityNoiseGen; public NoiseGeneratorOctaves netherNoiseGen6; public NoiseGeneratorOctaves netherNoiseGen7; /** Is the world that the nether is getting generated. */ private World worldObj; private double[] noiseField; public MapGenNetherBridge genNetherBridge = new MapGenNetherBridge(); /** Holds the noise used to determine whether slowsand can be generated at a location */ private double[] slowsandNoise = new double[256]; private double[] gravelNoise = new double[256]; /** Holds the noise used to determine whether something other than netherrack can be generated at a location */ private double[] netherrackExclusivityNoise = new double[256]; private MapGenBase netherCaveGenerator = new MapGenCavesHell(); double[] noiseData1; double[] noiseData2; double[] noiseData3; double[] noiseData4; double[] noiseData5; private static final String __OBFID = "CL_00000392"; { genNetherBridge = (MapGenNetherBridge) TerrainGen.getModdedMapGen(genNetherBridge, NETHER_BRIDGE); netherCaveGenerator = TerrainGen.getModdedMapGen(netherCaveGenerator, NETHER_CAVE); } public ChunkProviderHell(World p_i2005_1_, long p_i2005_2_) { this.worldObj = p_i2005_1_; this.hellRNG = new Random(p_i2005_2_); this.netherNoiseGen1 = new NoiseGeneratorOctaves(this.hellRNG, 16); this.netherNoiseGen2 = new NoiseGeneratorOctaves(this.hellRNG, 16); this.netherNoiseGen3 = new NoiseGeneratorOctaves(this.hellRNG, 8); this.slowsandGravelNoiseGen = new NoiseGeneratorOctaves(this.hellRNG, 4); this.netherrackExculsivityNoiseGen = new NoiseGeneratorOctaves(this.hellRNG, 4); this.netherNoiseGen6 = new NoiseGeneratorOctaves(this.hellRNG, 10); this.netherNoiseGen7 = new NoiseGeneratorOctaves(this.hellRNG, 16); NoiseGenerator[] noiseGens = {netherNoiseGen1, netherNoiseGen2, netherNoiseGen3, slowsandGravelNoiseGen, netherrackExculsivityNoiseGen, netherNoiseGen6, netherNoiseGen7}; noiseGens = TerrainGen.getModdedNoiseGenerators(p_i2005_1_, this.hellRNG, noiseGens); this.netherNoiseGen1 = (NoiseGeneratorOctaves)noiseGens[0]; this.netherNoiseGen2 = (NoiseGeneratorOctaves)noiseGens[1]; this.netherNoiseGen3 = (NoiseGeneratorOctaves)noiseGens[2]; this.slowsandGravelNoiseGen = (NoiseGeneratorOctaves)noiseGens[3]; this.netherrackExculsivityNoiseGen = (NoiseGeneratorOctaves)noiseGens[4]; this.netherNoiseGen6 = (NoiseGeneratorOctaves)noiseGens[5]; this.netherNoiseGen7 = (NoiseGeneratorOctaves)noiseGens[6]; } public void func_147419_a(int p_147419_1_, int p_147419_2_, Block[] p_147419_3_) { byte b0 = 4; byte b1 = 32; int k = b0 + 1; byte b2 = 17; int l = b0 + 1; this.noiseField = this.initializeNoiseField(this.noiseField, p_147419_1_ * b0, 0, p_147419_2_ * b0, k, b2, l); for (int i1 = 0; i1 < b0; ++i1) { for (int j1 = 0; j1 < b0; ++j1) { for (int k1 = 0; k1 < 16; ++k1) { double d0 = 0.125D; double d1 = this.noiseField[((i1 + 0) * l + j1 + 0) * b2 + k1 + 0]; double d2 = this.noiseField[((i1 + 0) * l + j1 + 1) * b2 + k1 + 0]; double d3 = this.noiseField[((i1 + 1) * l + j1 + 0) * b2 + k1 + 0]; double d4 = this.noiseField[((i1 + 1) * l + j1 + 1) * b2 + k1 + 0]; double d5 = (this.noiseField[((i1 + 0) * l + j1 + 0) * b2 + k1 + 1] - d1) * d0; double d6 = (this.noiseField[((i1 + 0) * l + j1 + 1) * b2 + k1 + 1] - d2) * d0; double d7 = (this.noiseField[((i1 + 1) * l + j1 + 0) * b2 + k1 + 1] - d3) * d0; double d8 = (this.noiseField[((i1 + 1) * l + j1 + 1) * b2 + k1 + 1] - d4) * d0; for (int l1 = 0; l1 < 8; ++l1) { double d9 = 0.25D; double d10 = d1; double d11 = d2; double d12 = (d3 - d1) * d9; double d13 = (d4 - d2) * d9; for (int i2 = 0; i2 < 4; ++i2) { int j2 = i2 + i1 * 4 << 11 | 0 + j1 * 4 << 7 | k1 * 8 + l1; short short1 = 128; double d14 = 0.25D; double d15 = d10; double d16 = (d11 - d10) * d14; for (int k2 = 0; k2 < 4; ++k2) { Block block = null; if (k1 * 8 + l1 < b1) { block = Blocks.lava; } if (d15 > 0.0D) { block = Blocks.netherrack; } p_147419_3_[j2] = block; j2 += short1; d15 += d16; } d10 += d12; d11 += d13; } d1 += d5; d2 += d6; d3 += d7; d4 += d8; } } } } } @Deprecated //You should provide meatadata and biome data in the below method public void func_147418_b(int p_147418_1_, int p_147418_2_, Block[] p_147418_3_) { replaceBiomeBlocks(p_147418_1_, p_147418_2_, p_147418_3_, new byte[p_147418_3_.length], null); } public void replaceBiomeBlocks(int p_147418_1_, int p_147418_2_, Block[] p_147418_3_, byte[] meta, BiomeGenBase[] biomes) { ChunkProviderEvent.ReplaceBiomeBlocks event = new ChunkProviderEvent.ReplaceBiomeBlocks(this, p_147418_1_, p_147418_2_, p_147418_3_, meta, biomes, this.worldObj); MinecraftForge.EVENT_BUS.post(event); if (event.getResult() == Result.DENY) return; byte b0 = 64; double d0 = 0.03125D; this.slowsandNoise = this.slowsandGravelNoiseGen.generateNoiseOctaves(this.slowsandNoise, p_147418_1_ * 16, p_147418_2_ * 16, 0, 16, 16, 1, d0, d0, 1.0D); this.gravelNoise = this.slowsandGravelNoiseGen.generateNoiseOctaves(this.gravelNoise, p_147418_1_ * 16, 109, p_147418_2_ * 16, 16, 1, 16, d0, 1.0D, d0); this.netherrackExclusivityNoise = this.netherrackExculsivityNoiseGen.generateNoiseOctaves(this.netherrackExclusivityNoise, p_147418_1_ * 16, p_147418_2_ * 16, 0, 16, 16, 1, d0 * 2.0D, d0 * 2.0D, d0 * 2.0D); for (int k = 0; k < 16; ++k) { for (int l = 0; l < 16; ++l) { boolean flag = this.slowsandNoise[k + l * 16] + this.hellRNG.nextDouble() * 0.2D > 0.0D; boolean flag1 = this.gravelNoise[k + l * 16] + this.hellRNG.nextDouble() * 0.2D > 0.0D; int i1 = (int)(this.netherrackExclusivityNoise[k + l * 16] / 3.0D + 3.0D + this.hellRNG.nextDouble() * 0.25D); int j1 = -1; Block block = Blocks.netherrack; Block block1 = Blocks.netherrack; for (int k1 = 127; k1 >= 0; --k1) { int l1 = (l * 16 + k) * 128 + k1; if (k1 < 127 - this.hellRNG.nextInt(5) && k1 > 0 + this.hellRNG.nextInt(5)) { Block block2 = p_147418_3_[l1]; if (block2 != null && block2.getMaterial() != Material.air) { if (block2 == Blocks.netherrack) { if (j1 == -1) { if (i1 <= 0) { block = null; block1 = Blocks.netherrack; } else if (k1 >= b0 - 4 && k1 <= b0 + 1) { block = Blocks.netherrack; block1 = Blocks.netherrack; if (flag1) { block = Blocks.gravel; block1 = Blocks.netherrack; } if (flag) { block = Blocks.soul_sand; block1 = Blocks.soul_sand; } } if (k1 < b0 && (block == null || block.getMaterial() == Material.air)) { block = Blocks.lava; } j1 = i1; if (k1 >= b0 - 1) { p_147418_3_[l1] = block; } else { p_147418_3_[l1] = block1; } } else if (j1 > 0) { --j1; p_147418_3_[l1] = block1; } } } else { j1 = -1; } } else { p_147418_3_[l1] = Blocks.bedrock; } } } } } /** * loads or generates the chunk at the chunk location specified */ public Chunk loadChunk(int p_73158_1_, int p_73158_2_) { return this.provideChunk(p_73158_1_, p_73158_2_); } /** * Will return back a chunk, if it doesn't exist and its not a MP client it will generates all the blocks for the * specified chunk from the map seed and chunk seed */ public Chunk provideChunk(int p_73154_1_, int p_73154_2_) { this.hellRNG.setSeed((long)p_73154_1_ * 341873128712L + (long)p_73154_2_ * 132897987541L); Block[] ablock = new Block[32768]; byte[] meta = new byte[ablock.length]; BiomeGenBase[] abiomegenbase = this.worldObj.getWorldChunkManager().loadBlockGeneratorData((BiomeGenBase[])null, p_73154_1_ * 16, p_73154_2_ * 16, 16, 16); //Forge Move up to allow for passing to replaceBiomeBlocks this.func_147419_a(p_73154_1_, p_73154_2_, ablock); this.replaceBiomeBlocks(p_73154_1_, p_73154_2_, ablock, meta, abiomegenbase); this.netherCaveGenerator.generate(this, this.worldObj, p_73154_1_, p_73154_2_, ablock); this.genNetherBridge.generate(this, this.worldObj, p_73154_1_, p_73154_2_, ablock); Chunk chunk = new Chunk(this.worldObj, ablock, meta, p_73154_1_, p_73154_2_); byte[] abyte = chunk.getBiomeArray(); for (int k = 0; k < abyte.length; ++k) { abyte[k] = (byte)abiomegenbase[k].biomeID; } chunk.resetRelightChecks(); return chunk; } /** * generates a subset of the level's terrain data. Takes 7 arguments: the [empty] noise array, the position, and the * size. */ private double[] initializeNoiseField(double[] p_73164_1_, int p_73164_2_, int p_73164_3_, int p_73164_4_, int p_73164_5_, int p_73164_6_, int p_73164_7_) { ChunkProviderEvent.InitNoiseField event = new ChunkProviderEvent.InitNoiseField(this, p_73164_1_, p_73164_2_, p_73164_3_, p_73164_4_, p_73164_5_, p_73164_6_, p_73164_7_); MinecraftForge.EVENT_BUS.post(event); if (event.getResult() == Result.DENY) return event.noisefield; if (p_73164_1_ == null) { p_73164_1_ = new double[p_73164_5_ * p_73164_6_ * p_73164_7_]; } double d0 = 684.412D; double d1 = 2053.236D; this.noiseData4 = this.netherNoiseGen6.generateNoiseOctaves(this.noiseData4, p_73164_2_, p_73164_3_, p_73164_4_, p_73164_5_, 1, p_73164_7_, 1.0D, 0.0D, 1.0D); this.noiseData5 = this.netherNoiseGen7.generateNoiseOctaves(this.noiseData5, p_73164_2_, p_73164_3_, p_73164_4_, p_73164_5_, 1, p_73164_7_, 100.0D, 0.0D, 100.0D); this.noiseData1 = this.netherNoiseGen3.generateNoiseOctaves(this.noiseData1, p_73164_2_, p_73164_3_, p_73164_4_, p_73164_5_, p_73164_6_, p_73164_7_, d0 / 80.0D, d1 / 60.0D, d0 / 80.0D); this.noiseData2 = this.netherNoiseGen1.generateNoiseOctaves(this.noiseData2, p_73164_2_, p_73164_3_, p_73164_4_, p_73164_5_, p_73164_6_, p_73164_7_, d0, d1, d0); this.noiseData3 = this.netherNoiseGen2.generateNoiseOctaves(this.noiseData3, p_73164_2_, p_73164_3_, p_73164_4_, p_73164_5_, p_73164_6_, p_73164_7_, d0, d1, d0); int k1 = 0; int l1 = 0; double[] adouble1 = new double[p_73164_6_]; int i2; for (i2 = 0; i2 < p_73164_6_; ++i2) { adouble1[i2] = Math.cos((double)i2 * Math.PI * 6.0D / (double)p_73164_6_) * 2.0D; double d2 = (double)i2; if (i2 > p_73164_6_ / 2) { d2 = (double)(p_73164_6_ - 1 - i2); } if (d2 < 4.0D) { d2 = 4.0D - d2; adouble1[i2] -= d2 * d2 * d2 * 10.0D; } } for (i2 = 0; i2 < p_73164_5_; ++i2) { for (int k2 = 0; k2 < p_73164_7_; ++k2) { double d3 = (this.noiseData4[l1] + 256.0D) / 512.0D; if (d3 > 1.0D) { d3 = 1.0D; } double d4 = 0.0D; double d5 = this.noiseData5[l1] / 8000.0D; if (d5 < 0.0D) { d5 = -d5; } d5 = d5 * 3.0D - 3.0D; if (d5 < 0.0D) { d5 /= 2.0D; if (d5 < -1.0D) { d5 = -1.0D; } d5 /= 1.4D; d5 /= 2.0D; d3 = 0.0D; } else { if (d5 > 1.0D) { d5 = 1.0D; } d5 /= 6.0D; } d3 += 0.5D; d5 = d5 * (double)p_73164_6_ / 16.0D; ++l1; for (int j2 = 0; j2 < p_73164_6_; ++j2) { double d6 = 0.0D; double d7 = adouble1[j2]; double d8 = this.noiseData2[k1] / 512.0D; double d9 = this.noiseData3[k1] / 512.0D; double d10 = (this.noiseData1[k1] / 10.0D + 1.0D) / 2.0D; if (d10 < 0.0D) { d6 = d8; } else if (d10 > 1.0D) { d6 = d9; } else { d6 = d8 + (d9 - d8) * d10; } d6 -= d7; double d11; if (j2 > p_73164_6_ - 4) { d11 = (double)((float)(j2 - (p_73164_6_ - 4)) / 3.0F); d6 = d6 * (1.0D - d11) + -10.0D * d11; } if ((double)j2 < d4) { d11 = (d4 - (double)j2) / 4.0D; if (d11 < 0.0D) { d11 = 0.0D; } if (d11 > 1.0D) { d11 = 1.0D; } d6 = d6 * (1.0D - d11) + -10.0D * d11; } p_73164_1_[k1] = d6; ++k1; } } } return p_73164_1_; } /** * Checks to see if a chunk exists at x, y */ public boolean chunkExists(int p_73149_1_, int p_73149_2_) { return true; } /** * Populates chunk with ores etc etc */ public void populate(IChunkProvider p_73153_1_, int p_73153_2_, int p_73153_3_) { BlockFalling.fallInstantly = true; MinecraftForge.EVENT_BUS.post(new PopulateChunkEvent.Pre(p_73153_1_, worldObj, hellRNG, p_73153_2_, p_73153_3_, false)); int k = p_73153_2_ * 16; int l = p_73153_3_ * 16; this.genNetherBridge.generateStructuresInChunk(this.worldObj, this.hellRNG, p_73153_2_, p_73153_3_); int i1; int j1; int k1; int l1; boolean doGen = TerrainGen.populate(p_73153_1_, worldObj, hellRNG, p_73153_2_, p_73153_3_, false, NETHER_LAVA); for (i1 = 0; doGen && i1 < 8; ++i1) { j1 = k + this.hellRNG.nextInt(16) + 8; k1 = this.hellRNG.nextInt(120) + 4; l1 = l + this.hellRNG.nextInt(16) + 8; (new WorldGenHellLava(Blocks.flowing_lava, false)).generate(this.worldObj, this.hellRNG, j1, k1, l1); } i1 = this.hellRNG.nextInt(this.hellRNG.nextInt(10) + 1) + 1; int i2; doGen = TerrainGen.populate(p_73153_1_, worldObj, hellRNG, p_73153_2_, p_73153_3_, false, FIRE); for (j1 = 0; doGen && j1 < i1; ++j1) { k1 = k + this.hellRNG.nextInt(16) + 8; l1 = this.hellRNG.nextInt(120) + 4; i2 = l + this.hellRNG.nextInt(16) + 8; (new WorldGenFire()).generate(this.worldObj, this.hellRNG, k1, l1, i2); } i1 = this.hellRNG.nextInt(this.hellRNG.nextInt(10) + 1); doGen = TerrainGen.populate(p_73153_1_, worldObj, hellRNG, p_73153_2_, p_73153_3_, false, GLOWSTONE); for (j1 = 0; doGen && j1 < i1; ++j1) { k1 = k + this.hellRNG.nextInt(16) + 8; l1 = this.hellRNG.nextInt(120) + 4; i2 = l + this.hellRNG.nextInt(16) + 8; (new WorldGenGlowStone1()).generate(this.worldObj, this.hellRNG, k1, l1, i2); } for (j1 = 0; doGen && j1 < 10; ++j1) { k1 = k + this.hellRNG.nextInt(16) + 8; l1 = this.hellRNG.nextInt(128); i2 = l + this.hellRNG.nextInt(16) + 8; (new WorldGenGlowStone2()).generate(this.worldObj, this.hellRNG, k1, l1, i2); } MinecraftForge.EVENT_BUS.post(new DecorateBiomeEvent.Pre(worldObj, hellRNG, k, l)); doGen = TerrainGen.decorate(worldObj, hellRNG, k, l, SHROOM); if (doGen && this.hellRNG.nextInt(1) == 0) { j1 = k + this.hellRNG.nextInt(16) + 8; k1 = this.hellRNG.nextInt(128); l1 = l + this.hellRNG.nextInt(16) + 8; (new WorldGenFlowers(Blocks.brown_mushroom)).generate(this.worldObj, this.hellRNG, j1, k1, l1); } if (doGen && this.hellRNG.nextInt(1) == 0) { j1 = k + this.hellRNG.nextInt(16) + 8; k1 = this.hellRNG.nextInt(128); l1 = l + this.hellRNG.nextInt(16) + 8; (new WorldGenFlowers(Blocks.red_mushroom)).generate(this.worldObj, this.hellRNG, j1, k1, l1); } WorldGenMinable worldgenminable = new WorldGenMinable(Blocks.quartz_ore, 13, Blocks.netherrack); int j2; doGen = TerrainGen.generateOre(worldObj, hellRNG, worldgenminable, k, l, QUARTZ); for (k1 = 0; doGen && k1 < 16; ++k1) { l1 = k + this.hellRNG.nextInt(16); i2 = this.hellRNG.nextInt(108) + 10; j2 = l + this.hellRNG.nextInt(16); worldgenminable.generate(this.worldObj, this.hellRNG, l1, i2, j2); } for (k1 = 0; k1 < 16; ++k1) { l1 = k + this.hellRNG.nextInt(16); i2 = this.hellRNG.nextInt(108) + 10; j2 = l + this.hellRNG.nextInt(16); (new WorldGenHellLava(Blocks.flowing_lava, true)).generate(this.worldObj, this.hellRNG, l1, i2, j2); } MinecraftForge.EVENT_BUS.post(new DecorateBiomeEvent.Post(worldObj, hellRNG, k, l)); MinecraftForge.EVENT_BUS.post(new PopulateChunkEvent.Post(p_73153_1_, worldObj, hellRNG, p_73153_2_, p_73153_3_, false)); BlockFalling.fallInstantly = false; } /** * Two modes of operation: if passed true, save all Chunks in one go. If passed false, save up to two chunks. * Return true if all chunks have been saved. */ public boolean saveChunks(boolean p_73151_1_, IProgressUpdate p_73151_2_) { return true; } /** * Save extra data not associated with any Chunk. Not saved during autosave, only during world unload. Currently * unimplemented. */ public void saveExtraData() {} /** * Unloads chunks that are marked to be unloaded. This is not guaranteed to unload every such chunk. */ public boolean unloadQueuedChunks() { return false; } /** * Returns if the IChunkProvider supports saving. */ public boolean canSave() { return true; } /** * Converts the instance data to a readable string. */ public String makeString() { return "HellRandomLevelSource"; } /** * Returns a list of creatures of the specified type that can spawn at the given location. */ public List getPossibleCreatures(EnumCreatureType p_73155_1_, int p_73155_2_, int p_73155_3_, int p_73155_4_) { if (p_73155_1_ == EnumCreatureType.monster) { if (this.genNetherBridge.hasStructureAt(p_73155_2_, p_73155_3_, p_73155_4_)) { return this.genNetherBridge.getSpawnList(); } if (this.genNetherBridge.func_142038_b(p_73155_2_, p_73155_3_, p_73155_4_) && this.worldObj.getBlock(p_73155_2_, p_73155_3_ - 1, p_73155_4_) == Blocks.nether_brick) { return this.genNetherBridge.getSpawnList(); } } BiomeGenBase biomegenbase = this.worldObj.getBiomeGenForCoords(p_73155_2_, p_73155_4_); return biomegenbase.getSpawnableList(p_73155_1_); } public ChunkPosition findClosestStructure(World p_147416_1_, String p_147416_2_, int p_147416_3_, int p_147416_4_, int p_147416_5_) { return null; } public int getLoadedChunkCount() { return 0; } public void recreateStructures(int p_82695_1_, int p_82695_2_) { this.genNetherBridge.generate(this, this.worldObj, p_82695_1_, p_82695_2_, (Block[])null); } }