package cn.mcmod.tofucraft.world.gen; import cn.mcmod.tofucraft.block.BlockLoader; import com.google.common.base.MoreObjects; import net.minecraft.block.material.Material; import net.minecraft.block.state.IBlockState; import net.minecraft.init.Blocks; import net.minecraft.util.math.BlockPos; import net.minecraft.util.math.MathHelper; import net.minecraft.world.World; import net.minecraft.world.chunk.ChunkPrimer; import net.minecraft.world.gen.MapGenBase; import java.util.Random; public class MapGenTofuCaves extends MapGenBase { protected static final IBlockState BLK_LAVA = BlockLoader.SOYMILK.getDefaultState(); protected static final IBlockState BLK_AIR = Blocks.AIR.getDefaultState(); protected void addRoom(long p_180703_1_, int p_180703_3_, int p_180703_4_, ChunkPrimer p_180703_5_, double p_180703_6_, double p_180703_8_, double p_180703_10_) { this.addTunnel(p_180703_1_, p_180703_3_, p_180703_4_, p_180703_5_, p_180703_6_, p_180703_8_, p_180703_10_, 1.0F + this.rand.nextFloat() * 6.0F, 0.0F, 0.0F, -1, -1, 0.5D); } protected void addTunnel(long p_180702_1_, int p_180702_3_, int p_180702_4_, ChunkPrimer p_180702_5_, double p_180702_6_, double p_180702_8_, double p_180702_10_, float p_180702_12_, float p_180702_13_, float p_180702_14_, int p_180702_15_, int p_180702_16_, double p_180702_17_) { double d0 = (double) (p_180702_3_ * 16 + 8); double d1 = (double) (p_180702_4_ * 16 + 8); float f = 0.0F; float f1 = 0.0F; Random random = new Random(p_180702_1_); if (p_180702_16_ <= 0) { int i = this.range * 16 - 16; p_180702_16_ = i - random.nextInt(i / 4); } boolean flag2 = false; if (p_180702_15_ == -1) { p_180702_15_ = p_180702_16_ / 2; flag2 = true; } int j = random.nextInt(p_180702_16_ / 2) + p_180702_16_ / 4; for (boolean flag = random.nextInt(6) == 0; p_180702_15_ < p_180702_16_; ++p_180702_15_) { double d2 = 1.5D + (double) (MathHelper.sin((float) p_180702_15_ * (float) Math.PI / (float) p_180702_16_) * p_180702_12_); double d3 = d2 * p_180702_17_; float f2 = MathHelper.cos(p_180702_14_); float f3 = MathHelper.sin(p_180702_14_); p_180702_6_ += (double) (MathHelper.cos(p_180702_13_) * f2); p_180702_8_ += (double) f3; p_180702_10_ += (double) (MathHelper.sin(p_180702_13_) * f2); if (flag) { p_180702_14_ = p_180702_14_ * 0.92F; } else { p_180702_14_ = p_180702_14_ * 0.7F; } p_180702_14_ = p_180702_14_ + f1 * 0.1F; p_180702_13_ += f * 0.1F; f1 = f1 * 0.9F; f = f * 0.75F; f1 = f1 + (random.nextFloat() - random.nextFloat()) * random.nextFloat() * 2.0F; f = f + (random.nextFloat() - random.nextFloat()) * random.nextFloat() * 4.0F; if (!flag2 && p_180702_15_ == j && p_180702_12_ > 1.0F && p_180702_16_ > 0) { this.addTunnel(random.nextLong(), p_180702_3_, p_180702_4_, p_180702_5_, p_180702_6_, p_180702_8_, p_180702_10_, random.nextFloat() * 0.5F + 0.5F, p_180702_13_ - ((float) Math.PI / 2F), p_180702_14_ / 3.0F, p_180702_15_, p_180702_16_, 1.0D); this.addTunnel(random.nextLong(), p_180702_3_, p_180702_4_, p_180702_5_, p_180702_6_, p_180702_8_, p_180702_10_, random.nextFloat() * 0.5F + 0.5F, p_180702_13_ + ((float) Math.PI / 2F), p_180702_14_ / 3.0F, p_180702_15_, p_180702_16_, 1.0D); return; } if (flag2 || random.nextInt(4) != 0) { double d4 = p_180702_6_ - d0; double d5 = p_180702_10_ - d1; double d6 = (double) (p_180702_16_ - p_180702_15_); double d7 = (double) (p_180702_12_ + 2.0F + 16.0F); if (d4 * d4 + d5 * d5 - d6 * d6 > d7 * d7) { return; } if (p_180702_6_ >= d0 - 16.0D - d2 * 2.0D && p_180702_10_ >= d1 - 16.0D - d2 * 2.0D && p_180702_6_ <= d0 + 16.0D + d2 * 2.0D && p_180702_10_ <= d1 + 16.0D + d2 * 2.0D) { int k2 = MathHelper.floor(p_180702_6_ - d2) - p_180702_3_ * 16 - 1; int k = MathHelper.floor(p_180702_6_ + d2) - p_180702_3_ * 16 + 1; int l2 = MathHelper.floor(p_180702_8_ - d3) - 1; int l = MathHelper.floor(p_180702_8_ + d3) + 1; int i3 = MathHelper.floor(p_180702_10_ - d2) - p_180702_4_ * 16 - 1; int i1 = MathHelper.floor(p_180702_10_ + d2) - p_180702_4_ * 16 + 1; if (k2 < 0) { k2 = 0; } if (k > 16) { k = 16; } if (l2 < 1) { l2 = 1; } if (l > 248) { l = 248; } if (i3 < 0) { i3 = 0; } if (i1 > 16) { i1 = 16; } boolean flag3 = false; for (int j1 = k2; !flag3 && j1 < k; ++j1) { for (int k1 = i3; !flag3 && k1 < i1; ++k1) { for (int l1 = l + 1; !flag3 && l1 >= l2 - 1; --l1) { if (l1 >= 0 && l1 < 256) { if (isOceanBlock(p_180702_5_, j1, l1, k1, p_180702_3_, p_180702_4_)) { flag3 = true; } if (l1 != l2 - 1 && j1 != k2 && j1 != k - 1 && k1 != i3 && k1 != i1 - 1) { l1 = l2; } } } } } if (!flag3) { for (int j3 = k2; j3 < k; ++j3) { double d10 = ((double) (j3 + p_180702_3_ * 16) + 0.5D - p_180702_6_) / d2; for (int i2 = i3; i2 < i1; ++i2) { double d8 = ((double) (i2 + p_180702_4_ * 16) + 0.5D - p_180702_10_) / d2; boolean flag1 = false; if (d10 * d10 + d8 * d8 < 1.0D) { for (int j2 = l; j2 > l2; --j2) { double d9 = ((double) (j2 - 1) + 0.5D - p_180702_8_) / d3; if (d9 > -0.7D && d10 * d10 + d9 * d9 + d8 * d8 < 1.0D) { IBlockState iblockstate1 = p_180702_5_.getBlockState(j3, j2, i2); IBlockState iblockstate2 = (IBlockState) MoreObjects.firstNonNull(p_180702_5_.getBlockState(j3, j2 + 1, i2), BLK_AIR); if (isTopBlock(p_180702_5_, j3, j2, i2, p_180702_3_, p_180702_4_)) { flag1 = true; } digBlock(p_180702_5_, j3, j2, i2, p_180702_3_, p_180702_4_, flag1, iblockstate1, iblockstate2); } } } } } if (flag2) { break; } } } } } } protected boolean canReplaceBlock(IBlockState p_175793_1_, IBlockState p_175793_2_) { if (p_175793_1_.getBlock() == Blocks.STONE) { return true; } else if (p_175793_1_.getBlock() == Blocks.DIRT) { return true; } else if (p_175793_1_.getBlock() == Blocks.GRASS) { return true; } else if (p_175793_1_.getBlock() == Blocks.HARDENED_CLAY) { return true; } else if (p_175793_1_.getBlock() == Blocks.STAINED_HARDENED_CLAY) { return true; } else if (p_175793_1_.getBlock() == Blocks.SANDSTONE) { return true; } else if (p_175793_1_.getBlock() == Blocks.RED_SANDSTONE) { return true; } else if (p_175793_1_.getBlock() == Blocks.MYCELIUM) { return true; } else if (p_175793_1_.getBlock() == Blocks.SNOW_LAYER) { return true; } else { return (/*p_175793_1_.getBlock() == TcBlocks.tofuMinced || */p_175793_1_.getBlock() == Blocks.GRAVEL) && p_175793_2_.getMaterial() != Material.WATER; } } /** * Recursively called by generate() */ protected void recursiveGenerate(World worldIn, int chunkX, int chunkZ, int originalX, int originalZ, ChunkPrimer chunkPrimerIn) { int i = this.rand.nextInt(this.rand.nextInt(this.rand.nextInt(15) + 1) + 1); if (this.rand.nextInt(7) != 0) { i = 0; } for (int j = 0; j < i; ++j) { double d0 = (double) (chunkX * 16 + this.rand.nextInt(16)); double d1 = (double) this.rand.nextInt(this.rand.nextInt(120) + 8); double d2 = (double) (chunkZ * 16 + this.rand.nextInt(16)); int k = 1; if (this.rand.nextInt(4) == 0) { this.addRoom(this.rand.nextLong(), originalX, originalZ, chunkPrimerIn, d0, d1, d2); k += this.rand.nextInt(4); } for (int l = 0; l < k; ++l) { float f = this.rand.nextFloat() * ((float) Math.PI * 2F); float f1 = (this.rand.nextFloat() - 0.5F) * 2.0F / 8.0F; float f2 = this.rand.nextFloat() * 2.0F + this.rand.nextFloat(); if (this.rand.nextInt(10) == 0) { f2 *= this.rand.nextFloat() * this.rand.nextFloat() * 3.0F + 1.0F; } this.addTunnel(this.rand.nextLong(), originalX, originalZ, chunkPrimerIn, d0, d1, d2, f2, f, f1, 0, 0, 1.0D); } } } protected boolean isOceanBlock(ChunkPrimer data, int x, int y, int z, int chunkX, int chunkZ) { return data.getBlockState(x, y, z).getBlock() == BlockLoader.SOYMILK; } //Exception biomes to make sure we generate like vanilla private boolean isExceptionBiome(net.minecraft.world.biome.Biome biome) { return false; } //Determine if the block at the specified location is the top block for the biome, we take into account //Vanilla bugs to make sure that we generate the map the same way vanilla does. private boolean isTopBlock(ChunkPrimer data, int x, int y, int z, int chunkX, int chunkZ) { net.minecraft.world.biome.Biome biome = world.getBiome(new BlockPos(x + chunkX * 16, 0, z + chunkZ * 16)); IBlockState state = data.getBlockState(x, y, z); return (isExceptionBiome(biome) ? state.getBlock() == Blocks.GRASS : state.getBlock() == biome.topBlock); } protected void digBlock(ChunkPrimer data, int x, int y, int z, int chunkX, int chunkZ, boolean foundTop, IBlockState state, IBlockState up) { net.minecraft.world.biome.Biome biome = world.getBiome(new BlockPos(x + chunkX * 16, 0, z + chunkZ * 16)); IBlockState top = biome.topBlock; IBlockState filler = biome.fillerBlock; if (this.canReplaceBlock(state, up) || state.getBlock() == top.getBlock() || state.getBlock() == filler.getBlock()) { if (y - 1 < 10) { data.setBlockState(x, y, z, BLK_LAVA); } else { data.setBlockState(x, y, z, BLK_AIR); if (foundTop && data.getBlockState(x, y - 1, z).getBlock() == filler.getBlock()) { data.setBlockState(x, y - 1, z, top.getBlock().getDefaultState()); } } } } }