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 }