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- package net.minecraft.world.gen;
- import java.util.List;
- import java.util.Random;
- import javax.annotation.Nullable;
- import net.minecraft.block.BlockFalling;
- import net.minecraft.block.material.Material;
- import net.minecraft.block.state.IBlockState;
- import net.minecraft.block.state.pattern.BlockMatcher;
- import net.minecraft.entity.EnumCreatureType;
- import net.minecraft.init.Blocks;
- import net.minecraft.util.math.BlockPos;
- import net.minecraft.util.math.ChunkPos;
- import net.minecraft.util.math.MathHelper;
- import net.minecraft.world.World;
- import net.minecraft.world.biome.Biome;
- import net.minecraft.world.chunk.Chunk;
- import net.minecraft.world.chunk.ChunkPrimer;
- import net.minecraft.world.gen.feature.WorldGenBush;
- import net.minecraft.world.gen.feature.WorldGenFire;
- 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.feature.WorldGenerator;
- import net.minecraft.world.gen.structure.MapGenNetherBridge;
- public class ChunkGeneratorHell implements IChunkGenerator
- {
- protected static final IBlockState AIR = Blocks.AIR.getDefaultState();
- protected static final IBlockState NETHERRACK = Blocks.NETHERRACK.getDefaultState();
- protected static final IBlockState BEDROCK = Blocks.BEDROCK.getDefaultState();
- protected static final IBlockState LAVA = Blocks.LAVA.getDefaultState();
- protected static final IBlockState GRAVEL = Blocks.GRAVEL.getDefaultState();
- protected static final IBlockState SOUL_SAND = Blocks.SOUL_SAND.getDefaultState();
- private final World world;
- private final boolean generateStructures;
- private final Random rand;
- /** 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];
- private double[] depthBuffer = new double[256];
- private double[] buffer;
- private NoiseGeneratorOctaves lperlinNoise1;
- private NoiseGeneratorOctaves lperlinNoise2;
- private NoiseGeneratorOctaves perlinNoise1;
- /** 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 scaleNoise;
- public NoiseGeneratorOctaves depthNoise;
- private final WorldGenFire fireFeature = new WorldGenFire();
- private final WorldGenGlowStone1 lightGemGen = new WorldGenGlowStone1();
- private final WorldGenGlowStone2 hellPortalGen = new WorldGenGlowStone2();
- private final WorldGenerator quartzGen = new WorldGenMinable(Blocks.QUARTZ_ORE.getDefaultState(), 14, BlockMatcher.forBlock(Blocks.NETHERRACK));
- private final WorldGenerator magmaGen = new WorldGenMinable(Blocks.MAGMA.getDefaultState(), 33, BlockMatcher.forBlock(Blocks.NETHERRACK));
- private final WorldGenHellLava lavaTrapGen = new WorldGenHellLava(Blocks.FLOWING_LAVA, true);
- private final WorldGenHellLava hellSpringGen = new WorldGenHellLava(Blocks.FLOWING_LAVA, false);
- private final WorldGenBush brownMushroomFeature = new WorldGenBush(Blocks.BROWN_MUSHROOM);
- private final WorldGenBush redMushroomFeature = new WorldGenBush(Blocks.RED_MUSHROOM);
- private MapGenNetherBridge genNetherBridge = new MapGenNetherBridge();
- private MapGenBase genNetherCaves = new MapGenCavesHell();
- double[] pnr;
- double[] ar;
- double[] br;
- double[] noiseData4;
- double[] dr;
- public ChunkGeneratorHell(World worldIn, boolean p_i45637_2_, long seed)
- {
- this.world = worldIn;
- this.generateStructures = p_i45637_2_;
- this.rand = new Random(seed);
- this.lperlinNoise1 = new NoiseGeneratorOctaves(this.rand, 16);
- this.lperlinNoise2 = new NoiseGeneratorOctaves(this.rand, 16);
- this.perlinNoise1 = new NoiseGeneratorOctaves(this.rand, 8);
- this.slowsandGravelNoiseGen = new NoiseGeneratorOctaves(this.rand, 4);
- this.netherrackExculsivityNoiseGen = new NoiseGeneratorOctaves(this.rand, 4);
- this.scaleNoise = new NoiseGeneratorOctaves(this.rand, 10);
- this.depthNoise = new NoiseGeneratorOctaves(this.rand, 16);
- worldIn.setSeaLevel(63);
- net.minecraftforge.event.terraingen.InitNoiseGensEvent.ContextHell ctx =
- new net.minecraftforge.event.terraingen.InitNoiseGensEvent.ContextHell(lperlinNoise1, lperlinNoise2, perlinNoise1, slowsandGravelNoiseGen, netherrackExculsivityNoiseGen, scaleNoise, depthNoise);
- ctx = net.minecraftforge.event.terraingen.TerrainGen.getModdedNoiseGenerators(worldIn, this.rand, ctx);
- this.lperlinNoise1 = ctx.getLPerlin1();
- this.lperlinNoise2 = ctx.getLPerlin2();
- this.perlinNoise1 = ctx.getPerlin();
- this.slowsandGravelNoiseGen = ctx.getPerlin2();
- this.netherrackExculsivityNoiseGen = ctx.getPerlin3();
- this.scaleNoise = ctx.getScale();
- this.depthNoise = ctx.getDepth();
- this.genNetherBridge = (MapGenNetherBridge)net.minecraftforge.event.terraingen.TerrainGen.getModdedMapGen(genNetherBridge, net.minecraftforge.event.terraingen.InitMapGenEvent.EventType.NETHER_BRIDGE);
- this.genNetherCaves = net.minecraftforge.event.terraingen.TerrainGen.getModdedMapGen(genNetherCaves, net.minecraftforge.event.terraingen.InitMapGenEvent.EventType.NETHER_CAVE);
- }
- public void prepareHeights(int p_185936_1_, int p_185936_2_, ChunkPrimer primer)
- {
- int i = 4;
- int j = this.world.getSeaLevel() / 2 + 1;
- int k = 5;
- int l = 17;
- int i1 = 5;
- this.buffer = this.getHeights(this.buffer, p_185936_1_ * 4, 0, p_185936_2_ * 4, 5, 17, 5);
- for (int j1 = 0; j1 < 4; ++j1)
- {
- for (int k1 = 0; k1 < 4; ++k1)
- {
- for (int l1 = 0; l1 < 16; ++l1)
- {
- double d0 = 0.125D;
- double d1 = this.buffer[((j1 + 0) * 5 + k1 + 0) * 17 + l1 + 0];
- double d2 = this.buffer[((j1 + 0) * 5 + k1 + 1) * 17 + l1 + 0];
- double d3 = this.buffer[((j1 + 1) * 5 + k1 + 0) * 17 + l1 + 0];
- double d4 = this.buffer[((j1 + 1) * 5 + k1 + 1) * 17 + l1 + 0];
- double d5 = (this.buffer[((j1 + 0) * 5 + k1 + 0) * 17 + l1 + 1] - d1) * 0.125D;
- double d6 = (this.buffer[((j1 + 0) * 5 + k1 + 1) * 17 + l1 + 1] - d2) * 0.125D;
- double d7 = (this.buffer[((j1 + 1) * 5 + k1 + 0) * 17 + l1 + 1] - d3) * 0.125D;
- double d8 = (this.buffer[((j1 + 1) * 5 + k1 + 1) * 17 + l1 + 1] - d4) * 0.125D;
- for (int i2 = 0; i2 < 8; ++i2)
- {
- double d9 = 0.25D;
- double d10 = d1;
- double d11 = d2;
- double d12 = (d3 - d1) * 0.25D;
- double d13 = (d4 - d2) * 0.25D;
- for (int j2 = 0; j2 < 4; ++j2)
- {
- double d14 = 0.25D;
- double d15 = d10;
- double d16 = (d11 - d10) * 0.25D;
- for (int k2 = 0; k2 < 4; ++k2)
- {
- IBlockState iblockstate = null;
- if (l1 * 8 + i2 < j)
- {
- iblockstate = LAVA;
- }
- if (d15 > 0.0D)
- {
- iblockstate = NETHERRACK;
- }
- int l2 = j2 + j1 * 4;
- int i3 = i2 + l1 * 8;
- int j3 = k2 + k1 * 4;
- primer.setBlockState(l2, i3, j3, iblockstate);
- d15 += d16;
- }
- d10 += d12;
- d11 += d13;
- }
- d1 += d5;
- d2 += d6;
- d3 += d7;
- d4 += d8;
- }
- }
- }
- }
- }
- public void buildSurfaces(int p_185937_1_, int p_185937_2_, ChunkPrimer primer)
- {
- if (!net.minecraftforge.event.ForgeEventFactory.onReplaceBiomeBlocks(this, p_185937_1_, p_185937_2_, primer, this.world)) return;
- int i = this.world.getSeaLevel() + 1;
- double d0 = 0.03125D;
- this.slowsandNoise = this.slowsandGravelNoiseGen.generateNoiseOctaves(this.slowsandNoise, p_185937_1_ * 16, p_185937_2_ * 16, 0, 16, 16, 1, 0.03125D, 0.03125D, 1.0D);
- this.gravelNoise = this.slowsandGravelNoiseGen.generateNoiseOctaves(this.gravelNoise, p_185937_1_ * 16, 109, p_185937_2_ * 16, 16, 1, 16, 0.03125D, 1.0D, 0.03125D);
- this.depthBuffer = this.netherrackExculsivityNoiseGen.generateNoiseOctaves(this.depthBuffer, p_185937_1_ * 16, p_185937_2_ * 16, 0, 16, 16, 1, 0.0625D, 0.0625D, 0.0625D);
- for (int j = 0; j < 16; ++j)
- {
- for (int k = 0; k < 16; ++k)
- {
- boolean flag = this.slowsandNoise[j + k * 16] + this.rand.nextDouble() * 0.2D > 0.0D;
- boolean flag1 = this.gravelNoise[j + k * 16] + this.rand.nextDouble() * 0.2D > 0.0D;
- int l = (int)(this.depthBuffer[j + k * 16] / 3.0D + 3.0D + this.rand.nextDouble() * 0.25D);
- int i1 = -1;
- IBlockState iblockstate = NETHERRACK;
- IBlockState iblockstate1 = NETHERRACK;
- for (int j1 = 127; j1 >= 0; --j1)
- {
- if (j1 < 127 - this.rand.nextInt(5) && j1 > this.rand.nextInt(5))
- {
- IBlockState iblockstate2 = primer.getBlockState(k, j1, j);
- if (iblockstate2.getBlock() != null && iblockstate2.getMaterial() != Material.AIR)
- {
- if (iblockstate2.getBlock() == Blocks.NETHERRACK)
- {
- if (i1 == -1)
- {
- if (l <= 0)
- {
- iblockstate = AIR;
- iblockstate1 = NETHERRACK;
- }
- else if (j1 >= i - 4 && j1 <= i + 1)
- {
- iblockstate = NETHERRACK;
- iblockstate1 = NETHERRACK;
- if (flag1)
- {
- iblockstate = GRAVEL;
- iblockstate1 = NETHERRACK;
- }
- if (flag)
- {
- iblockstate = SOUL_SAND;
- iblockstate1 = SOUL_SAND;
- }
- }
- if (j1 < i && (iblockstate == null || iblockstate.getMaterial() == Material.AIR))
- {
- iblockstate = LAVA;
- }
- i1 = l;
- if (j1 >= i - 1)
- {
- primer.setBlockState(k, j1, j, iblockstate);
- }
- else
- {
- primer.setBlockState(k, j1, j, iblockstate1);
- }
- }
- else if (i1 > 0)
- {
- --i1;
- primer.setBlockState(k, j1, j, iblockstate1);
- }
- }
- }
- else
- {
- i1 = -1;
- }
- }
- else
- {
- primer.setBlockState(k, j1, j, BEDROCK);
- }
- }
- }
- }
- }
- /**
- * Generates the chunk at the specified position, from scratch
- */
- public Chunk generateChunk(int x, int z)
- {
- this.rand.setSeed((long)x * 341873128712L + (long)z * 132897987541L);
- ChunkPrimer chunkprimer = new ChunkPrimer();
- this.prepareHeights(x, z, chunkprimer);
- this.buildSurfaces(x, z, chunkprimer);
- this.genNetherCaves.generate(this.world, x, z, chunkprimer);
- if (this.generateStructures)
- {
- this.genNetherBridge.generate(this.world, x, z, chunkprimer);
- }
- Chunk chunk = new Chunk(this.world, chunkprimer, x, z);
- Biome[] abiome = this.world.getBiomeProvider().getBiomes((Biome[])null, x * 16, z * 16, 16, 16);
- byte[] abyte = chunk.getBiomeArray();
- for (int i = 0; i < abyte.length; ++i)
- {
- abyte[i] = (byte)Biome.getIdForBiome(abiome[i]);
- }
- chunk.resetRelightChecks();
- return chunk;
- }
- private double[] getHeights(double[] p_185938_1_, int p_185938_2_, int p_185938_3_, int p_185938_4_, int p_185938_5_, int p_185938_6_, int p_185938_7_)
- {
- if (p_185938_1_ == null)
- {
- p_185938_1_ = new double[p_185938_5_ * p_185938_6_ * p_185938_7_];
- }
- net.minecraftforge.event.terraingen.ChunkGeneratorEvent.InitNoiseField event = new net.minecraftforge.event.terraingen.ChunkGeneratorEvent.InitNoiseField(this, p_185938_1_, p_185938_2_, p_185938_3_, p_185938_4_, p_185938_5_, p_185938_6_, p_185938_7_);
- net.minecraftforge.common.MinecraftForge.EVENT_BUS.post(event);
- if (event.getResult() == net.minecraftforge.fml.common.eventhandler.Event.Result.DENY) return event.getNoisefield();
- double d0 = 684.412D;
- double d1 = 2053.236D;
- this.noiseData4 = this.scaleNoise.generateNoiseOctaves(this.noiseData4, p_185938_2_, p_185938_3_, p_185938_4_, p_185938_5_, 1, p_185938_7_, 1.0D, 0.0D, 1.0D);
- this.dr = this.depthNoise.generateNoiseOctaves(this.dr, p_185938_2_, p_185938_3_, p_185938_4_, p_185938_5_, 1, p_185938_7_, 100.0D, 0.0D, 100.0D);
- this.pnr = this.perlinNoise1.generateNoiseOctaves(this.pnr, p_185938_2_, p_185938_3_, p_185938_4_, p_185938_5_, p_185938_6_, p_185938_7_, 8.555150000000001D, 34.2206D, 8.555150000000001D);
- this.ar = this.lperlinNoise1.generateNoiseOctaves(this.ar, p_185938_2_, p_185938_3_, p_185938_4_, p_185938_5_, p_185938_6_, p_185938_7_, 684.412D, 2053.236D, 684.412D);
- this.br = this.lperlinNoise2.generateNoiseOctaves(this.br, p_185938_2_, p_185938_3_, p_185938_4_, p_185938_5_, p_185938_6_, p_185938_7_, 684.412D, 2053.236D, 684.412D);
- int i = 0;
- double[] adouble = new double[p_185938_6_];
- for (int j = 0; j < p_185938_6_; ++j)
- {
- adouble[j] = Math.cos((double)j * Math.PI * 6.0D / (double)p_185938_6_) * 2.0D;
- double d2 = (double)j;
- if (j > p_185938_6_ / 2)
- {
- d2 = (double)(p_185938_6_ - 1 - j);
- }
- if (d2 < 4.0D)
- {
- d2 = 4.0D - d2;
- adouble[j] -= d2 * d2 * d2 * 10.0D;
- }
- }
- for (int l = 0; l < p_185938_5_; ++l)
- {
- for (int i1 = 0; i1 < p_185938_7_; ++i1)
- {
- double d3 = 0.0D;
- for (int k = 0; k < p_185938_6_; ++k)
- {
- double d4 = adouble[k];
- double d5 = this.ar[i] / 512.0D;
- double d6 = this.br[i] / 512.0D;
- double d7 = (this.pnr[i] / 10.0D + 1.0D) / 2.0D;
- double d8;
- if (d7 < 0.0D)
- {
- d8 = d5;
- }
- else if (d7 > 1.0D)
- {
- d8 = d6;
- }
- else
- {
- d8 = d5 + (d6 - d5) * d7;
- }
- d8 = d8 - d4;
- if (k > p_185938_6_ - 4)
- {
- double d9 = (double)((float)(k - (p_185938_6_ - 4)) / 3.0F);
- d8 = d8 * (1.0D - d9) + -10.0D * d9;
- }
- if ((double)k < 0.0D)
- {
- double d10 = (0.0D - (double)k) / 4.0D;
- d10 = MathHelper.clamp(d10, 0.0D, 1.0D);
- d8 = d8 * (1.0D - d10) + -10.0D * d10;
- }
- p_185938_1_[i] = d8;
- ++i;
- }
- }
- }
- return p_185938_1_;
- }
- /**
- * Generate initial structures in this chunk, e.g. mineshafts, temples, lakes, and dungeons
- */
- public void populate(int x, int z)
- {
- BlockFalling.fallInstantly = true;
- net.minecraftforge.event.ForgeEventFactory.onChunkPopulate(true, this, this.world, this.rand, x, z, false);
- int i = x * 16;
- int j = z * 16;
- BlockPos blockpos = new BlockPos(i, 0, j);
- Biome biome = this.world.getBiome(blockpos.add(16, 0, 16));
- ChunkPos chunkpos = new ChunkPos(x, z);
- this.genNetherBridge.generateStructure(this.world, this.rand, chunkpos);
- if (net.minecraftforge.event.terraingen.TerrainGen.populate(this, this.world, this.rand, x, z, false, net.minecraftforge.event.terraingen.PopulateChunkEvent.Populate.EventType.NETHER_LAVA))
- for (int k = 0; k < 8; ++k)
- {
- this.hellSpringGen.generate(this.world, this.rand, blockpos.add(this.rand.nextInt(16) + 8, this.rand.nextInt(120) + 4, this.rand.nextInt(16) + 8));
- }
- if (net.minecraftforge.event.terraingen.TerrainGen.populate(this, this.world, this.rand, x, z, false, net.minecraftforge.event.terraingen.PopulateChunkEvent.Populate.EventType.FIRE))
- for (int i1 = 0; i1 < this.rand.nextInt(this.rand.nextInt(10) + 1) + 1; ++i1)
- {
- this.fireFeature.generate(this.world, this.rand, blockpos.add(this.rand.nextInt(16) + 8, this.rand.nextInt(120) + 4, this.rand.nextInt(16) + 8));
- }
- if (net.minecraftforge.event.terraingen.TerrainGen.populate(this, this.world, this.rand, x, z, false, net.minecraftforge.event.terraingen.PopulateChunkEvent.Populate.EventType.GLOWSTONE))
- {
- for (int j1 = 0; j1 < this.rand.nextInt(this.rand.nextInt(10) + 1); ++j1)
- {
- this.lightGemGen.generate(this.world, this.rand, blockpos.add(this.rand.nextInt(16) + 8, this.rand.nextInt(120) + 4, this.rand.nextInt(16) + 8));
- }
- for (int k1 = 0; k1 < 10; ++k1)
- {
- this.hellPortalGen.generate(this.world, this.rand, blockpos.add(this.rand.nextInt(16) + 8, this.rand.nextInt(128), this.rand.nextInt(16) + 8));
- }
- }//Forge: End doGLowstone
- net.minecraftforge.event.ForgeEventFactory.onChunkPopulate(false, this, this.world, this.rand, x, z, false);
- net.minecraftforge.common.MinecraftForge.EVENT_BUS.post(new net.minecraftforge.event.terraingen.DecorateBiomeEvent.Pre(this.world, this.rand, blockpos));
- if (net.minecraftforge.event.terraingen.TerrainGen.decorate(this.world, this.rand, blockpos, net.minecraftforge.event.terraingen.DecorateBiomeEvent.Decorate.EventType.SHROOM))
- {
- if (this.rand.nextBoolean())
- {
- this.brownMushroomFeature.generate(this.world, this.rand, blockpos.add(this.rand.nextInt(16) + 8, this.rand.nextInt(128), this.rand.nextInt(16) + 8));
- }
- if (this.rand.nextBoolean())
- {
- this.redMushroomFeature.generate(this.world, this.rand, blockpos.add(this.rand.nextInt(16) + 8, this.rand.nextInt(128), this.rand.nextInt(16) + 8));
- }
- }
- if (net.minecraftforge.event.terraingen.TerrainGen.generateOre(this.world, this.rand, quartzGen, blockpos, net.minecraftforge.event.terraingen.OreGenEvent.GenerateMinable.EventType.QUARTZ))
- for (int l1 = 0; l1 < 16; ++l1)
- {
- this.quartzGen.generate(this.world, this.rand, blockpos.add(this.rand.nextInt(16), this.rand.nextInt(108) + 10, this.rand.nextInt(16)));
- }
- int i2 = this.world.getSeaLevel() / 2 + 1;
- if (net.minecraftforge.event.terraingen.TerrainGen.populate(this, this.world, this.rand, x, z, false, net.minecraftforge.event.terraingen.PopulateChunkEvent.Populate.EventType.NETHER_MAGMA))
- for (int l = 0; l < 4; ++l)
- {
- this.magmaGen.generate(this.world, this.rand, blockpos.add(this.rand.nextInt(16), i2 - 5 + this.rand.nextInt(10), this.rand.nextInt(16)));
- }
- if (net.minecraftforge.event.terraingen.TerrainGen.populate(this, this.world, this.rand, x, z, false, net.minecraftforge.event.terraingen.PopulateChunkEvent.Populate.EventType.NETHER_LAVA2))
- for (int j2 = 0; j2 < 16; ++j2)
- {
- int offset = net.minecraftforge.common.ForgeModContainer.fixVanillaCascading ? 8 : 0; // MC-117810
- this.lavaTrapGen.generate(this.world, this.rand, blockpos.add(this.rand.nextInt(16) + offset, this.rand.nextInt(108) + 10, this.rand.nextInt(16) + offset));
- }
- biome.decorate(this.world, this.rand, new BlockPos(i, 0, j));
- net.minecraftforge.common.MinecraftForge.EVENT_BUS.post(new net.minecraftforge.event.terraingen.DecorateBiomeEvent.Post(this.world, this.rand, blockpos));
- BlockFalling.fallInstantly = false;
- }
- /**
- * Called to generate additional structures after initial worldgen, used by ocean monuments
- */
- public boolean generateStructures(Chunk chunkIn, int x, int z)
- {
- return false;
- }
- public List<Biome.SpawnListEntry> getPossibleCreatures(EnumCreatureType creatureType, BlockPos pos)
- {
- if (creatureType == EnumCreatureType.MONSTER)
- {
- if (this.genNetherBridge.isInsideStructure(pos))
- {
- return this.genNetherBridge.getSpawnList();
- }
- if (this.genNetherBridge.isPositionInStructure(this.world, pos) && this.world.getBlockState(pos.down()).getBlock() == Blocks.NETHER_BRICK)
- {
- return this.genNetherBridge.getSpawnList();
- }
- }
- Biome biome = this.world.getBiome(pos);
- return biome.getSpawnableList(creatureType);
- }
- @Nullable
- public BlockPos getNearestStructurePos(World worldIn, String structureName, BlockPos position, boolean findUnexplored)
- {
- return "Fortress".equals(structureName) && this.genNetherBridge != null ? this.genNetherBridge.getNearestStructurePos(worldIn, position, findUnexplored) : null;
- }
- public boolean isInsideStructure(World worldIn, String structureName, BlockPos pos)
- {
- return "Fortress".equals(structureName) && this.genNetherBridge != null ? this.genNetherBridge.isInsideStructure(pos) : false;
- }
- /**
- * Recreates data about structures intersecting given chunk (used for example by getPossibleCreatures), without
- * placing any blocks. When called for the first time before any chunk is generated - also initializes the internal
- * state needed by getPossibleCreatures.
- */
- public void recreateStructures(Chunk chunkIn, int x, int z)
- {
- this.genNetherBridge.generate(this.world, x, z, (ChunkPrimer)null);
- }
- }
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