package biomesoplenty.worldgen; import java.util.Random; import net.minecraft.block.Block; import net.minecraft.world.World; import net.minecraft.world.gen.feature.WorldGenerator; public class WorldGenCrag extends WorldGenerator { /** The minimum height of a generated tree. */ private final int minTreeHeight; /** True if this tree should grow Vines. */ private final boolean vinesGrow; /** The metadata value of the wood to use in tree generation. */ private final int metaWood; /** The metadata value of the leaves to use in tree generation. */ private final int metaLeaves; public WorldGenCrag(boolean par1) { this(par1, 4, 0, 0, false); } public WorldGenCrag(boolean par1, int par2, int par3, int par4, boolean par5) { super(par1); this.minTreeHeight = par2; this.metaWood = par3; this.metaLeaves = par4; this.vinesGrow = par5; } public boolean generate(World par1World, Random par2Random, int par3, int par4, int par5) { int var6 = par2Random.nextInt(2) + this.minTreeHeight; boolean var7 = true; if (par4 >= 1 && par4 + var6 + 1 <= 256) { int var8; byte var9; int var11; int var12; for (var8 = par4; var8 <= par4 + 1 + var6; ++var8) { var9 = 1; if (var8 == par4) { var9 = 0; } if (var8 >= par4 + 1 + var6 - 2) { var9 = 2; } for (int var10 = par3 - var9; var10 <= par3 + var9 && var7; ++var10) { for (var11 = par5 - var9; var11 <= par5 + var9 && var7; ++var11) { if (var8 >= 0 && var8 < 256) { var12 = par1World.getBlockId(var10, var8, var11); if (var12 != 0) { var7 = false; } } else { var7 = false; } } } } if (!var7) { return false; } else { var8 = par1World.getBlockId(par3, par4 - 1, par5); if ((var8 == Block.gravel.blockID) && par4 < 256 - var6 - 1) { this.setBlock(par1World, par3, par4 - 1, par5, Block.gravel.blockID); var9 = 6; byte var18 = 0; int var13; int var14; int var15; for (var11 = par4 - var9 + var6; var11 <= par4 + var6; ++var11) { var12 = var11 - (par4 + var6); var13 = var18 + 1 - var12 / 2; for (var14 = par3 - var13; var14 <= par3 + var13; ++var14) { var15 = var14 - par3; for (int var16 = par5 - var13; var16 <= par5 + var13; ++var16) { int var17 = var16 - par5; if ((Math.abs(var15) != var13 || Math.abs(var17) != var13 || par2Random.nextInt(2) != 0 && var12 != 0) && !Block.opaqueCubeLookup[par1World.getBlockId(var14, var11, var16)]) { this.setBlock(par1World, var14, var11, var16, Block.gravel.blockID); } } } } for (var11 = 0; var11 < var6; ++var11) { var12 = par1World.getBlockId(par3, par4 + var11, par5); if (var12 == 0 || var12 == Block.gravel.blockID) { this.setBlock(par1World, par3, par4 + var11, par5, Block.gravel.blockID); if (this.vinesGrow && var11 > 0) { if (par2Random.nextInt(3) > 0 && par1World.isAirBlock(par3 - 1, par4 + var11, par5)) { this.setBlockAndMetadata(par1World, par3 - 1, par4 + var11, par5, Block.vine.blockID, 8); } if (par2Random.nextInt(3) > 0 && par1World.isAirBlock(par3 + 1, par4 + var11, par5)) { this.setBlockAndMetadata(par1World, par3 + 1, par4 + var11, par5, Block.vine.blockID, 2); } if (par2Random.nextInt(3) > 0 && par1World.isAirBlock(par3, par4 + var11, par5 - 1)) { this.setBlockAndMetadata(par1World, par3, par4 + var11, par5 - 1, Block.vine.blockID, 1); } if (par2Random.nextInt(3) > 0 && par1World.isAirBlock(par3, par4 + var11, par5 + 1)) { this.setBlockAndMetadata(par1World, par3, par4 + var11, par5 + 1, Block.vine.blockID, 4); } } } } if (this.vinesGrow) { for (var11 = par4 - 3 + var6; var11 <= par4 + var6; ++var11) { var12 = var11 - (par4 + var6); var13 = 2 - var12 / 2; for (var14 = par3 - var13; var14 <= par3 + var13; ++var14) { for (var15 = par5 - var13; var15 <= par5 + var13; ++var15) { if (par1World.getBlockId(var14, var11, var15) == Block.gravel.blockID) { if (par2Random.nextInt(4) == 0 && par1World.getBlockId(var14 - 1, var11, var15) == 0) { this.growVines(par1World, var14 - 1, var11, var15, 8); } if (par2Random.nextInt(4) == 0 && par1World.getBlockId(var14 + 1, var11, var15) == 0) { this.growVines(par1World, var14 + 1, var11, var15, 2); } if (par2Random.nextInt(4) == 0 && par1World.getBlockId(var14, var11, var15 - 1) == 0) { this.growVines(par1World, var14, var11, var15 - 1, 1); } if (par2Random.nextInt(4) == 0 && par1World.getBlockId(var14, var11, var15 + 1) == 0) { this.growVines(par1World, var14, var11, var15 + 1, 4); } } } } } } return true; } else { return false; } } } else { return false; } } /** * Grows vines downward from the given block for a given length. Args: World, x, starty, z, vine-length */ private void growVines(World par1World, int par2, int par3, int par4, int par5) { this.setBlockAndMetadata(par1World, par2, par3, par4, Block.vine.blockID, par5); int var6 = 4; while (true) { --par3; if (par1World.getBlockId(par2, par3, par4) != 0 || var6 <= 0) { return; } this.setBlockAndMetadata(par1World, par2, par3, par4, Block.vine.blockID, par5); --var6; } } }