content: package net.minecraft.world.biome;
  
  import net.minecraft.block.BlockDoublePlant;
  import net.minecraft.block.BlockFlower;
  import net.minecraft.entity.passive.EntityHorse;
  import net.minecraft.util.BlockPos;
  import net.minecraft.world.World;
  
  import java.util.Random;
  
  public class BiomeGenPlains extends BiomeGenBase {
      protected boolean field_150628_aC;
  
      protected BiomeGenPlains(int id) {
          super(id);
          this.setTemperatureRainfall(0.8F, 0.4F);
          this.setHeight(height_LowPlains);
          this.spawnableCreatureList.add(new BiomeGenBase.SpawnListEntry(EntityHorse.class, 5, 2, 6));
          this.theBiomeDecorator.treesPerChunk = -999;
          this.theBiomeDecorator.flowersPerChunk = 4;
          this.theBiomeDecorator.grassPerChunk = 10;
      }
  
      public BlockFlower.EnumFlowerType pickRandomFlower(Random rand, BlockPos pos) {
          double d0 = GRASS_COLOR_NOISE.func_151601_a((double) pos.getX() / 200.0D, (double) pos.getZ() / 200.0D);
  
          if (d0 < -0.8D) {
              int j = rand.nextInt(4);
  
              switch (j) {
                  case 0:
                      return BlockFlower.EnumFlowerType.ORANGE_TULIP;
  
                  case 1:
                      return BlockFlower.EnumFlowerType.RED_TULIP;
  
                  case 2:
                      return BlockFlower.EnumFlowerType.PINK_TULIP;
  
                  case 3:
                  default:
                      return BlockFlower.EnumFlowerType.WHITE_TULIP;
              }
          } else if (rand.nextInt(3) > 0) {
              int i = rand.nextInt(3);
              return i == 0 ? BlockFlower.EnumFlowerType.POPPY : (i == 1 ? BlockFlower.EnumFlowerType.HOUSTONIA : BlockFlower.EnumFlowerType.OXEYE_DAISY);
          } else {
              return BlockFlower.EnumFlowerType.DANDELION;
          }
      }
  
      public void decorate(World worldIn, Random rand, BlockPos pos) {
          double d0 = GRASS_COLOR_NOISE.func_151601_a((double) (pos.getX() + 8) / 200.0D, (double) (pos.getZ() + 8) / 200.0D);
  
          if (d0 < -0.8D) {
              this.theBiomeDecorator.flowersPerChunk = 15;
              this.theBiomeDecorator.grassPerChunk = 5;
          } else {
              this.theBiomeDecorator.flowersPerChunk = 4;
              this.theBiomeDecorator.grassPerChunk = 10;
              DOUBLE_PLANT_GENERATOR.setPlantType(BlockDoublePlant.EnumPlantType.GRASS);
  
              for (int i = 0; i < 7; ++i) {
                  int j = rand.nextInt(16) + 8;
                  int k = rand.nextInt(16) + 8;
                  int l = rand.nextInt(worldIn.getHeight(pos.add(j, 0, k)).getY() + 32);
                  DOUBLE_PLANT_GENERATOR.generate(worldIn, rand, pos.add(j, l, k));
              }
          }
  
          if (this.field_150628_aC) {
              DOUBLE_PLANT_GENERATOR.setPlantType(BlockDoublePlant.EnumPlantType.SUNFLOWER);
  
              for (int i1 = 0; i1 < 10; ++i1) {
                  int j1 = rand.nextInt(16) + 8;
                  int k1 = rand.nextInt(16) + 8;
                  int l1 = rand.nextInt(worldIn.getHeight(pos.add(j1, 0, k1)).getY() + 32);
                  DOUBLE_PLANT_GENERATOR.generate(worldIn, rand, pos.add(j1, l1, k1));
              }
          }
  
          super.decorate(worldIn, rand, pos);
      }
  
      protected BiomeGenBase createMutatedBiome(int p_180277_1_) {
          BiomeGenPlains biomegenplains = new BiomeGenPlains(p_180277_1_);
          biomegenplains.setBiomeName("Sunflower Plains");
          biomegenplains.field_150628_aC = true;
          biomegenplains.setColor(9286496);
          biomegenplains.field_150609_ah = 14273354;
          return biomegenplains;
      }
  }
  