FireClayGen

package com.penumbral.steelworks.world;

import java.util.Random;

import net.minecraft.block.Block;
import net.minecraft.block.material.Material;
import net.minecraft.init.Blocks;
import net.minecraft.util.BlockPos;
import net.minecraft.world.World;
import net.minecraft.world.gen.feature.WorldGenerator;

import com.penumbral.steelworks.init.SteelworksBlocks;

public class FireClayGen extends WorldGenerator{

    private final Block blockToGen;
    private final int numberOfBlocks;

    public FireClayGen(Block block, int p_i2011_1_)
    {
        this.blockToGen = SteelworksBlocks.fire_clayblock;
        this.numberOfBlocks = p_i2011_1_;
    }

        public boolean generateClay(World world1, Random rand, BlockPos pos)
        {
            if (world1.getBlockState(pos).getBlock().getMaterial() != Material.water)
            {
                return false;
            }
            else
            {
                int i = rand.nextInt(this.numberOfBlocks - 2) + 2;
                byte b0 = 1;

                for (int j = pos.getX() - i; j <= pos.getX() + i; ++j)
                {
                    for (int k = pos.getZ() - i; k <= pos.getZ() + i; ++k)
                    {
                        int l = j - pos.getX();
                        int i1 = k - pos.getZ();

                        if (l * l + i1 * i1 <= i * i)
                        {
                            for (int j1 = pos.getY() - b0; j1 <= pos.getY() + b0; ++j1)
                            {
                                BlockPos blockpos1 = new BlockPos(j, j1, k);
                                Block block = world1.getBlockState(blockpos1).getBlock();

                                if (block == Blocks.dirt || block == blockToGen)
                                {
                                    world1.setBlockState(blockpos1, this.blockToGen.getDefaultState(), 2);
                                }
                            }
                        }
                    }
                }

                return false;
            }
      }
}