    001    package net.minecraft.src;
    002
    003    public class GenLayerAddSnow extends GenLayer
    004    {
    005        public GenLayerAddSnow(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 = par1 - 1;
    018            int var6 = par2 - 1;
    019            int var7 = par3 + 2;
    020            int var8 = par4 + 2;
    021            int[] var9 = this.parent.getInts(var5, var6, var7, var8);
    022            int[] var10 = IntCache.getIntCache(par3 * par4);
    023
    024            for (int var11 = 0; var11 < par4; ++var11)
    025            {
    026                for (int var12 = 0; var12 < par3; ++var12)
    027                {
    028                    int var13 = var9[var12 + 1 + (var11 + 1) * var7];
    029                    this.initChunkSeed((long)(var12 + par1), (long)(var11 + par2));
    030
    031                    if (var13 == 0)
    032                    {
    033                        var10[var12 + var11 * par3] = 0;
    034                    }
    035                    else
    036                    {
    037                        int var14 = this.nextInt(5);
    038
    039                        if (var14 == 0)
    040                        {
    041                            var14 = BiomeGenBase.icePlains.biomeID;
    042                        }
    043                        else
    044                        {
    045                            var14 = 1;
    046                        }
    047
    048                        var10[var12 + var11 * par3] = var14;
    049                    }
    050                }
    051            }
    052
    053            return var10;
    054        }
    055    }