    001    package net.minecraft.src;
    002
    003    public class GenLayerSwampRivers extends GenLayer
    004    {
    005        public GenLayerSwampRivers(long par1, GenLayer par3GenLayer)
    006        {
    007            super(par1);
    008            this.parent = par3GenLayer;
    009        }
    010
    011        /**
    012         * Returns a list of integer values generated by this layer. These may be interpreted as temperatures, rainfall
    013         * amounts, or biomeList[] indices based on the particular GenLayer subclass.
    014         */
    015        public int[] getInts(int par1, int par2, int par3, int par4)
    016        {
    017            int[] var5 = this.parent.getInts(par1 - 1, par2 - 1, par3 + 2, par4 + 2);
    018            int[] var6 = IntCache.getIntCache(par3 * par4);
    019
    020            for (int var7 = 0; var7 < par4; ++var7)
    021            {
    022                for (int var8 = 0; var8 < par3; ++var8)
    023                {
    024                    this.initChunkSeed((long)(var8 + par1), (long)(var7 + par2));
    025                    int var9 = var5[var8 + 1 + (var7 + 1) * (par3 + 2)];
    026
    027                    if ((var9 != BiomeGenBase.swampland.biomeID || this.nextInt(6) != 0) && (var9 != BiomeGenBase.jungle.biomeID && var9 != BiomeGenBase.jungleHills.biomeID || this.nextInt(8) != 0))
    028                    {
    029                        var6[var8 + var7 * par3] = var9;
    030                    }
    031                    else
    032                    {
    033                        var6[var8 + var7 * par3] = BiomeGenBase.river.biomeID;
    034                    }
    035                }
    036            }
    037
    038            return var6;
    039        }
    040    }