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 }