content: package net.minecraft.world.gen.layer;
  
  import net.minecraft.world.biome.BiomeGenBase;
  import net.minecraft.world.biome.BiomeGenJungle;
  import net.minecraft.world.biome.BiomeGenMesa;
  
  public class GenLayerShore extends GenLayer {
      public GenLayerShore(long p_i2130_1_, GenLayer p_i2130_3_) {
          super(p_i2130_1_);
          this.parent = p_i2130_3_;
      }
  
      public int[] getInts(int areaX, int areaY, int areaWidth, int areaHeight) {
          int[] aint = this.parent.getInts(areaX - 1, areaY - 1, areaWidth + 2, areaHeight + 2);
          int[] aint1 = IntCache.getIntCache(areaWidth * areaHeight);
  
          for (int i = 0; i < areaHeight; ++i) {
              for (int j = 0; j < areaWidth; ++j) {
                  this.initChunkSeed(j + areaX, i + areaY);
                  int k = aint[j + 1 + (i + 1) * (areaWidth + 2)];
                  BiomeGenBase biomegenbase = BiomeGenBase.getBiome(k);
  
                  if (k == BiomeGenBase.mushroomIsland.biomeID) {
                      int j2 = aint[j + 1 + (i + 1 - 1) * (areaWidth + 2)];
                      int i3 = aint[j + 1 + 1 + (i + 1) * (areaWidth + 2)];
                      int l3 = aint[j + 1 - 1 + (i + 1) * (areaWidth + 2)];
                      int k4 = aint[j + 1 + (i + 1 + 1) * (areaWidth + 2)];
  
                      if (j2 != BiomeGenBase.ocean.biomeID && i3 != BiomeGenBase.ocean.biomeID && l3 != BiomeGenBase.ocean.biomeID && k4 != BiomeGenBase.ocean.biomeID) {
                          aint1[j + i * areaWidth] = k;
                      } else {
                          aint1[j + i * areaWidth] = BiomeGenBase.mushroomIslandShore.biomeID;
                      }
                  } else if (biomegenbase != null && biomegenbase.getBiomeClass() == BiomeGenJungle.class) {
                      int i2 = aint[j + 1 + (i + 1 - 1) * (areaWidth + 2)];
                      int l2 = aint[j + 1 + 1 + (i + 1) * (areaWidth + 2)];
                      int k3 = aint[j + 1 - 1 + (i + 1) * (areaWidth + 2)];
                      int j4 = aint[j + 1 + (i + 1 + 1) * (areaWidth + 2)];
  
                      if (this.func_151631_c(i2) && this.func_151631_c(l2) && this.func_151631_c(k3) && this.func_151631_c(j4)) {
                          if (!isBiomeOceanic(i2) && !isBiomeOceanic(l2) && !isBiomeOceanic(k3) && !isBiomeOceanic(j4)) {
                              aint1[j + i * areaWidth] = k;
                          } else {
                              aint1[j + i * areaWidth] = BiomeGenBase.beach.biomeID;
                          }
                      } else {
                          aint1[j + i * areaWidth] = BiomeGenBase.jungleEdge.biomeID;
                      }
                  } else if (k != BiomeGenBase.extremeHills.biomeID && k != BiomeGenBase.extremeHillsPlus.biomeID && k != BiomeGenBase.extremeHillsEdge.biomeID) {
                      if (biomegenbase != null && biomegenbase.isSnowyBiome()) {
                          this.func_151632_a(aint, aint1, j, i, areaWidth, k, BiomeGenBase.coldBeach.biomeID);
                      } else if (k != BiomeGenBase.mesa.biomeID && k != BiomeGenBase.mesaPlateau_F.biomeID) {
                          if (k != BiomeGenBase.ocean.biomeID && k != BiomeGenBase.deepOcean.biomeID && k != BiomeGenBase.river.biomeID && k != BiomeGenBase.swampland.biomeID) {
                              int l1 = aint[j + 1 + (i + 1 - 1) * (areaWidth + 2)];
                              int k2 = aint[j + 1 + 1 + (i + 1) * (areaWidth + 2)];
                              int j3 = aint[j + 1 - 1 + (i + 1) * (areaWidth + 2)];
                              int i4 = aint[j + 1 + (i + 1 + 1) * (areaWidth + 2)];
  
                              if (!isBiomeOceanic(l1) && !isBiomeOceanic(k2) && !isBiomeOceanic(j3) && !isBiomeOceanic(i4)) {
                                  aint1[j + i * areaWidth] = k;
                              } else {
                                  aint1[j + i * areaWidth] = BiomeGenBase.beach.biomeID;
                              }
                          } else {
                              aint1[j + i * areaWidth] = k;
                          }
                      } else {
                          int l = aint[j + 1 + (i + 1 - 1) * (areaWidth + 2)];
                          int i1 = aint[j + 1 + 1 + (i + 1) * (areaWidth + 2)];
                          int j1 = aint[j + 1 - 1 + (i + 1) * (areaWidth + 2)];
                          int k1 = aint[j + 1 + (i + 1 + 1) * (areaWidth + 2)];
  
                          if (!isBiomeOceanic(l) && !isBiomeOceanic(i1) && !isBiomeOceanic(j1) && !isBiomeOceanic(k1)) {
                              if (this.func_151633_d(l) && this.func_151633_d(i1) && this.func_151633_d(j1) && this.func_151633_d(k1)) {
                                  aint1[j + i * areaWidth] = k;
                              } else {
                                  aint1[j + i * areaWidth] = BiomeGenBase.desert.biomeID;
                              }
                          } else {
                              aint1[j + i * areaWidth] = k;
                          }
                      }
                  } else {
                      this.func_151632_a(aint, aint1, j, i, areaWidth, k, BiomeGenBase.stoneBeach.biomeID);
                  }
              }
          }
  
          return aint1;
      }
  
      private void func_151632_a(int[] p_151632_1_, int[] p_151632_2_, int p_151632_3_, int p_151632_4_, int p_151632_5_, int p_151632_6_, int p_151632_7_) {
          if (isBiomeOceanic(p_151632_6_)) {
              p_151632_2_[p_151632_3_ + p_151632_4_ * p_151632_5_] = p_151632_6_;
          } else {
              int i = p_151632_1_[p_151632_3_ + 1 + (p_151632_4_ + 1 - 1) * (p_151632_5_ + 2)];
              int j = p_151632_1_[p_151632_3_ + 1 + 1 + (p_151632_4_ + 1) * (p_151632_5_ + 2)];
              int k = p_151632_1_[p_151632_3_ + 1 - 1 + (p_151632_4_ + 1) * (p_151632_5_ + 2)];
              int l = p_151632_1_[p_151632_3_ + 1 + (p_151632_4_ + 1 + 1) * (p_151632_5_ + 2)];
  
              if (!isBiomeOceanic(i) && !isBiomeOceanic(j) && !isBiomeOceanic(k) && !isBiomeOceanic(l)) {
                  p_151632_2_[p_151632_3_ + p_151632_4_ * p_151632_5_] = p_151632_6_;
              } else {
                  p_151632_2_[p_151632_3_ + p_151632_4_ * p_151632_5_] = p_151632_7_;
              }
          }
      }
  
      private boolean func_151631_c(int p_151631_1_) {
          return BiomeGenBase.getBiome(p_151631_1_) != null && BiomeGenBase.getBiome(p_151631_1_).getBiomeClass() == BiomeGenJungle.class || p_151631_1_ == BiomeGenBase.jungleEdge.biomeID || p_151631_1_ == BiomeGenBase.jungle.biomeID || p_151631_1_ == BiomeGenBase.jungleHills.biomeID || p_151631_1_ == BiomeGenBase.forest.biomeID || p_151631_1_ == BiomeGenBase.taiga.biomeID || isBiomeOceanic(p_151631_1_);
      }
  
      private boolean func_151633_d(int p_151633_1_) {
          return BiomeGenBase.getBiome(p_151633_1_) instanceof BiomeGenMesa;
      }
  }
  