content: package net.minecraft.world.gen.layer;
  
  public class GenLayerSmooth extends GenLayer {
      public GenLayerSmooth(long p_i2131_1_, GenLayer p_i2131_3_) {
          super(p_i2131_1_);
          super.parent = p_i2131_3_;
      }
  
      public int[] getInts(int areaX, int areaY, int areaWidth, int areaHeight) {
          int i = areaX - 1;
          int j = areaY - 1;
          int k = areaWidth + 2;
          int l = areaHeight + 2;
          int[] aint = this.parent.getInts(i, j, k, l);
          int[] aint1 = IntCache.getIntCache(areaWidth * areaHeight);
  
          for (int i1 = 0; i1 < areaHeight; ++i1) {
              for (int j1 = 0; j1 < areaWidth; ++j1) {
                  int k1 = aint[j1 + (i1 + 1) * k];
                  int l1 = aint[j1 + 2 + (i1 + 1) * k];
                  int i2 = aint[j1 + 1 + (i1) * k];
                  int j2 = aint[j1 + 1 + (i1 + 2) * k];
                  int k2 = aint[j1 + 1 + (i1 + 1) * k];
  
                  if (k1 == l1 && i2 == j2) {
                      this.initChunkSeed(j1 + areaX, i1 + areaY);
  
                      if (this.nextInt(2) == 0) {
                          k2 = k1;
                      } else {
                          k2 = i2;
                      }
                  } else {
                      if (k1 == l1) {
                          k2 = k1;
                      }
  
                      if (i2 == j2) {
                          k2 = i2;
                      }
                  }
  
                  aint1[j1 + i1 * areaWidth] = k2;
              }
          }
  
          return aint1;
      }
  }
  