    001package net.minecraft.world.gen.layer;
    002
    003public class GenLayerSmooth extends GenLayer
    004{
    005    public GenLayerSmooth(long par1, GenLayer par3GenLayer)
    006    {
    007        super(par1);
    008        super.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 + 0 + (var11 + 1) * var7];
    029                int var14 = var9[var12 + 2 + (var11 + 1) * var7];
    030                int var15 = var9[var12 + 1 + (var11 + 0) * var7];
    031                int var16 = var9[var12 + 1 + (var11 + 2) * var7];
    032                int var17 = var9[var12 + 1 + (var11 + 1) * var7];
    033
    034                if (var13 == var14 && var15 == var16)
    035                {
    036                    this.initChunkSeed((long)(var12 + par1), (long)(var11 + par2));
    037
    038                    if (this.nextInt(2) == 0)
    039                    {
    040                        var17 = var13;
    041                    }
    042                    else
    043                    {
    044                        var17 = var15;
    045                    }
    046                }
    047                else
    048                {
    049                    if (var13 == var14)
    050                    {
    051                        var17 = var13;
    052                    }
    053
    054                    if (var15 == var16)
    055                    {
    056                        var17 = var15;
    057                    }
    058                }
    059
    060                var10[var12 + var11 * par3] = var17;
    061            }
    062        }
    063
    064        return var10;
    065    }
    066}