001    package net.minecraft.world.gen.feature;
002    
003    import java.util.Random;
004    import net.minecraft.block.Block;
005    import net.minecraft.block.material.Material;
006    import net.minecraft.world.World;
007    
008    public class WorldGenReed extends WorldGenerator
009    {
010        public boolean generate(World par1World, Random par2Random, int par3, int par4, int par5)
011        {
012            for (int var6 = 0; var6 < 20; ++var6)
013            {
014                int var7 = par3 + par2Random.nextInt(4) - par2Random.nextInt(4);
015                int var8 = par4;
016                int var9 = par5 + par2Random.nextInt(4) - par2Random.nextInt(4);
017    
018                if (par1World.isAirBlock(var7, par4, var9) && (par1World.getBlockMaterial(var7 - 1, par4 - 1, var9) == Material.water || par1World.getBlockMaterial(var7 + 1, par4 - 1, var9) == Material.water || par1World.getBlockMaterial(var7, par4 - 1, var9 - 1) == Material.water || par1World.getBlockMaterial(var7, par4 - 1, var9 + 1) == Material.water))
019                {
020                    int var10 = 2 + par2Random.nextInt(par2Random.nextInt(3) + 1);
021    
022                    for (int var11 = 0; var11 < var10; ++var11)
023                    {
024                        if (Block.reed.canBlockStay(par1World, var7, var8 + var11, var9))
025                        {
026                            par1World.setBlock(var7, var8 + var11, var9, Block.reed.blockID);
027                        }
028                    }
029                }
030            }
031    
032            return true;
033        }
034    }