Re-added Lush Swamp

src/main/java/biomesoplenty/api/biome/BOPBiomes.java

@@ -19,6 +19,7 @@ public class BOPBiomes
     public static Optional<Biome> dead_swamp = Optional.empty();
     public static Optional<Biome> grassland = Optional.empty();
     public static Optional<Biome> lavender_fields = Optional.empty();
+    public static Optional<Biome> lush_swamp = Optional.empty();
     public static Optional<Biome> maple_woods = Optional.empty();
     public static Optional<Biome> meadow = Optional.empty();
     public static Optional<Biome> orchard = Optional.empty();

src/main/java/biomesoplenty/common/biome/overworld/LushSwampBiome.java

@@ -0,0 +1,123 @@
+/*******************************************************************************
+ * Copyright 2014-2019, the Biomes O' Plenty Team
+ *
+ * This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International Public License.
+ *
+ * To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/.
+ ******************************************************************************/
+package biomesoplenty.common.biome.overworld;
+
+import com.google.common.collect.Lists;
+
+import biomesoplenty.api.block.BOPBlocks;
+import biomesoplenty.api.enums.BOPClimates;
+import biomesoplenty.common.biome.BiomeBOP;
+import biomesoplenty.common.world.gen.feature.BOPBiomeFeatures;
+import biomesoplenty.common.world.gen.feature.StandardGrassFeature;
+import net.minecraft.entity.EntityType;
+import net.minecraft.entity.EnumCreatureType;
+import net.minecraft.init.Blocks;
+import net.minecraft.init.Fluids;
+import net.minecraft.world.biome.Biome;
+import net.minecraft.world.gen.GenerationStage;
+import net.minecraft.world.gen.feature.BushConfig;
+import net.minecraft.world.gen.feature.DoublePlantConfig;
+import net.minecraft.world.gen.feature.Feature;
+import net.minecraft.world.gen.feature.IFeatureConfig;
+import net.minecraft.world.gen.feature.LakesConfig;
+import net.minecraft.world.gen.feature.LiquidsConfig;
+import net.minecraft.world.gen.feature.MinableConfig;
+import net.minecraft.world.gen.feature.ProbabilityConfig;
+import net.minecraft.world.gen.feature.SeaGrassConfig;
+import net.minecraft.world.gen.feature.SphereReplaceConfig;
+import net.minecraft.world.gen.feature.structure.MineshaftConfig;
+import net.minecraft.world.gen.feature.structure.MineshaftStructure;
+import net.minecraft.world.gen.feature.structure.StrongholdConfig;
+import net.minecraft.world.gen.feature.structure.SwampHutConfig;
+import net.minecraft.world.gen.placement.AtSurfaceWithExtraConfig;
+import net.minecraft.world.gen.placement.ChanceConfig;
+import net.minecraft.world.gen.placement.CountRangeConfig;
+import net.minecraft.world.gen.placement.DepthAverageConfig;
+import net.minecraft.world.gen.placement.DungeonRoomConfig;
+import net.minecraft.world.gen.placement.FrequencyConfig;
+import net.minecraft.world.gen.placement.IPlacementConfig;
+import net.minecraft.world.gen.placement.LakeChanceConfig;
+import net.minecraft.world.gen.surfacebuilders.CompositeSurfaceBuilder;
+
+public class LushSwampBiome extends BiomeBOP
+{
+    public LushSwampBiome()
+    {
+        super((new Biome.BiomeBuilder()).surfaceBuilder(new CompositeSurfaceBuilder(DEFAULT_SURFACE_BUILDER, GRASS_DIRT_GRAVEL_SURFACE)).precipitation(Biome.RainType.RAIN).category(Biome.Category.SWAMP).depth(0.0F).scale(0.1F).temperature(0.7F).downfall(1.0F).waterColor(4159204).waterFogColor(329011).parent((String)null));
+
+        // Mineshafts and Strongholds
+        this.addStructure(Feature.SWAMP_HUT, new SwampHutConfig());
+        this.addStructure(Feature.MINESHAFT, new MineshaftConfig(0.004D, MineshaftStructure.Type.NORMAL));
+        this.addStructure(Feature.STRONGHOLD, new StrongholdConfig());
+
+        this.addCarver(GenerationStage.Carving.AIR, createWorldCarverWrapper(CAVE_WORLD_CARVER, new ProbabilityConfig(0.14285715F)));
+        this.addCarver(GenerationStage.Carving.AIR, createWorldCarverWrapper(CANYON_WORLD_CARVER, new ProbabilityConfig(0.02F)));
+
+        this.addStructureFeatures();
+
+        // Lakes
+        this.addFeature(GenerationStage.Decoration.LOCAL_MODIFICATIONS, createCompositeFeature(Feature.LAKES, new LakesConfig(Blocks.WATER), LAKE_WATER, new LakeChanceConfig(4)));
+        this.addFeature(GenerationStage.Decoration.LOCAL_MODIFICATIONS, createCompositeFeature(Feature.LAKES, new LakesConfig(Blocks.LAVA), LAVA_LAKE, new LakeChanceConfig(80)));
+
+        // Dungeons
+        this.addFeature(GenerationStage.Decoration.UNDERGROUND_STRUCTURES, createCompositeFeature(Feature.DUNGEONS, IFeatureConfig.NO_FEATURE_CONFIG, DUNGEON_ROOM, new DungeonRoomConfig(8)));
+
+        // Ores
+        this.addFeature(GenerationStage.Decoration.UNDERGROUND_ORES, createCompositeFeature(Feature.MINABLE, new MinableConfig(MinableConfig.IS_ROCK, Blocks.DIRT.getDefaultState(), 33), COUNT_RANGE, new CountRangeConfig(10, 0, 0, 256)));
+        this.addFeature(GenerationStage.Decoration.UNDERGROUND_ORES, createCompositeFeature(Feature.MINABLE, new MinableConfig(MinableConfig.IS_ROCK, Blocks.GRAVEL.getDefaultState(), 33), COUNT_RANGE, new CountRangeConfig(8, 0, 0, 256)));
+        this.addFeature(GenerationStage.Decoration.UNDERGROUND_ORES, createCompositeFeature(Feature.MINABLE, new MinableConfig(MinableConfig.IS_ROCK, Blocks.GRANITE.getDefaultState(), 33), COUNT_RANGE, new CountRangeConfig(10, 0, 0, 80)));
+        this.addFeature(GenerationStage.Decoration.UNDERGROUND_ORES, createCompositeFeature(Feature.MINABLE, new MinableConfig(MinableConfig.IS_ROCK, Blocks.DIORITE.getDefaultState(), 33), COUNT_RANGE, new CountRangeConfig(10, 0, 0, 80)));
+        this.addFeature(GenerationStage.Decoration.UNDERGROUND_ORES, createCompositeFeature(Feature.MINABLE, new MinableConfig(MinableConfig.IS_ROCK, Blocks.ANDESITE.getDefaultState(), 33), COUNT_RANGE, new CountRangeConfig(10, 0, 0, 80)));
+        this.addFeature(GenerationStage.Decoration.UNDERGROUND_ORES, createCompositeFeature(Feature.MINABLE, new MinableConfig(MinableConfig.IS_ROCK, Blocks.COAL_ORE.getDefaultState(), 17), COUNT_RANGE, new CountRangeConfig(20, 0, 0, 128)));
+        this.addFeature(GenerationStage.Decoration.UNDERGROUND_ORES, createCompositeFeature(Feature.MINABLE, new MinableConfig(MinableConfig.IS_ROCK, Blocks.IRON_ORE.getDefaultState(), 9), COUNT_RANGE, new CountRangeConfig(20, 0, 0, 64)));
+        this.addFeature(GenerationStage.Decoration.UNDERGROUND_ORES, createCompositeFeature(Feature.MINABLE, new MinableConfig(MinableConfig.IS_ROCK, Blocks.GOLD_ORE.getDefaultState(), 9), COUNT_RANGE, new CountRangeConfig(2, 0, 0, 32)));
+        this.addFeature(GenerationStage.Decoration.UNDERGROUND_ORES, createCompositeFeature(Feature.MINABLE, new MinableConfig(MinableConfig.IS_ROCK, Blocks.REDSTONE_ORE.getDefaultState(), 8), COUNT_RANGE, new CountRangeConfig(8, 0, 0, 16)));
+        this.addFeature(GenerationStage.Decoration.UNDERGROUND_ORES, createCompositeFeature(Feature.MINABLE, new MinableConfig(MinableConfig.IS_ROCK, Blocks.DIAMOND_ORE.getDefaultState(), 8), COUNT_RANGE, new CountRangeConfig(1, 0, 0, 16)));
+        this.addFeature(GenerationStage.Decoration.UNDERGROUND_ORES, createCompositeFeature(Feature.MINABLE, new MinableConfig(MinableConfig.IS_ROCK, Blocks.LAPIS_ORE.getDefaultState(), 7), DEPTH_AVERAGE, new DepthAverageConfig(1, 16, 16)));
+        this.addFeature(GenerationStage.Decoration.UNDERGROUND_ORES, createCompositeFeature(Feature.SPHERE_REPLACE, new SphereReplaceConfig(BOPBlocks.mud, 8, 2, Lists.newArrayList(Blocks.DIRT, Blocks.GRASS_BLOCK)), TOP_SOLID, new FrequencyConfig(3)));
+        this.addFeature(GenerationStage.Decoration.UNDERGROUND_ORES, createCompositeFeature(Feature.SPHERE_REPLACE, new SphereReplaceConfig(Blocks.CLAY, 4, 1, Lists.newArrayList(Blocks.DIRT, Blocks.CLAY)), TOP_SOLID, new FrequencyConfig(1)));
+
+        // Vegetation
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(BOPBiomeFeatures.SWAMP_TREE, IFeatureConfig.NO_FEATURE_CONFIG, AT_SURFACE_WITH_EXTRA, new AtSurfaceWithExtraConfig(3, 0.1F, 1)));
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.BIG_RED_MUSHROOM, IFeatureConfig.NO_FEATURE_CONFIG, AT_SURFACE_WITH_EXTRA, new AtSurfaceWithExtraConfig((int)0.5F, 0.1F, 1)));
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFlowerFeature(BOPBiomeFeatures.LUSH_SWAMP_FLOWERS, SURFACE_PLUS_32, new FrequencyConfig(5)));
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(new StandardGrassFeature(), IFeatureConfig.NO_FEATURE_CONFIG, TWICE_SURFACE, new FrequencyConfig(8)));
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.DOUBLE_PLANT, new DoublePlantConfig(BOPBlocks.tall_cattail.getDefaultState()), SURFACE_PLUS_32, new FrequencyConfig(5)));
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.BUSH, new BushConfig(BOPBlocks.cattail), TWICE_SURFACE, new FrequencyConfig(10)));
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.BUSH, new BushConfig(Blocks.BROWN_MUSHROOM), TWICE_SURFACE_WITH_CHANCE, new ChanceConfig(4)));
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.BUSH, new BushConfig(Blocks.RED_MUSHROOM), TWICE_SURFACE_WITH_CHANCE, new ChanceConfig(8)));
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.BUSH, new BushConfig(BOPBlocks.toadstool), TWICE_SURFACE_WITH_CHANCE, new ChanceConfig(2)));
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.WATERLILY, IFeatureConfig.NO_FEATURE_CONFIG, TWICE_SURFACE, new FrequencyConfig(10)));
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.REED, IFeatureConfig.NO_FEATURE_CONFIG, TWICE_SURFACE, new FrequencyConfig(20)));
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.PUMPKIN, IFeatureConfig.NO_FEATURE_CONFIG, TWICE_SURFACE_WITH_CHANCE, new ChanceConfig(32)));
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.LIQUIDS, new LiquidsConfig(Fluids.WATER), HEIGHT_BIASED_RANGE, new CountRangeConfig(50, 8, 8, 256)));
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.LIQUIDS, new LiquidsConfig(Fluids.LAVA), HEIGHT_VERY_BIASED_RANGE, new CountRangeConfig(20, 8, 16, 256)));
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.SEA_GRASS, new SeaGrassConfig(64, 0.6D), TOP_SOLID_ONCE, IPlacementConfig.NO_PLACEMENT_CONFIG));
+        this.addFeature(GenerationStage.Decoration.UNDERGROUND_DECORATION, createCompositeFeature(Feature.FOSSILS, IFeatureConfig.NO_FEATURE_CONFIG, WITH_CHANCE, new ChanceConfig(64)));
+        this.addFeature(GenerationStage.Decoration.TOP_LAYER_MODIFICATION, createCompositeFeature(Feature.ICE_AND_SNOW, IFeatureConfig.NO_FEATURE_CONFIG, PASSTHROUGH, IPlacementConfig.NO_PLACEMENT_CONFIG));
+
+        // Entity spawning
+        this.addSpawn(EnumCreatureType.CREATURE, new Biome.SpawnListEntry(EntityType.SHEEP, 12, 4, 4));
+        this.addSpawn(EnumCreatureType.CREATURE, new Biome.SpawnListEntry(EntityType.PIG, 10, 4, 4));
+        this.addSpawn(EnumCreatureType.CREATURE, new Biome.SpawnListEntry(EntityType.CHICKEN, 10, 4, 4));
+        this.addSpawn(EnumCreatureType.CREATURE, new Biome.SpawnListEntry(EntityType.COW, 8, 4, 4));
+        this.addSpawn(EnumCreatureType.AMBIENT, new Biome.SpawnListEntry(EntityType.BAT, 10, 8, 8));
+        this.addSpawn(EnumCreatureType.MONSTER, new Biome.SpawnListEntry(EntityType.SPIDER, 100, 4, 4));
+        this.addSpawn(EnumCreatureType.MONSTER, new Biome.SpawnListEntry(EntityType.ZOMBIE, 95, 4, 4));
+        this.addSpawn(EnumCreatureType.MONSTER, new Biome.SpawnListEntry(EntityType.ZOMBIE_VILLAGER, 5, 1, 1));
+        this.addSpawn(EnumCreatureType.MONSTER, new Biome.SpawnListEntry(EntityType.SKELETON, 100, 4, 4));
+        this.addSpawn(EnumCreatureType.MONSTER, new Biome.SpawnListEntry(EntityType.CREEPER, 100, 4, 4));
+        this.addSpawn(EnumCreatureType.MONSTER, new Biome.SpawnListEntry(EntityType.SLIME, 100, 4, 4));
+        this.addSpawn(EnumCreatureType.MONSTER, new Biome.SpawnListEntry(EntityType.ENDERMAN, 10, 1, 4));
+        this.addSpawn(EnumCreatureType.MONSTER, new Biome.SpawnListEntry(EntityType.WITCH, 5, 1, 1));
+        this.addSpawn(EnumCreatureType.MONSTER, new Biome.SpawnListEntry(EntityType.SLIME, 1, 1, 1));
+        
+        this.addWeight(BOPClimates.WET_TEMPERATE, 5);
+        this.addWeight(BOPClimates.SUBTROPICAL, 3);
+    }
+}

src/main/java/biomesoplenty/common/biome/overworld/WetlandBiome.java

@@ -93,12 +93,12 @@ public class WetlandBiome extends BiomeBOP
         this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.RANDOM_FEATURE_LIST, new RandomDefaultFeatureListConfig(new Feature[]{BOPBiomeFeatures.TALL_SPRUCE_TREE}, new IFeatureConfig[]{IFeatureConfig.NO_FEATURE_CONFIG}, new float[]{0.33333334F}, BOPBiomeFeatures.WILLOW_TREE, IFeatureConfig.NO_FEATURE_CONFIG), AT_SURFACE_WITH_EXTRA, new AtSurfaceWithExtraConfig(10, 0.1F, 1)));
         this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFlowerFeature(BOPBiomeFeatures.WETLAND_FLOWERS, SURFACE_PLUS_32, new FrequencyConfig(3)));
         this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(new FernGrassFeature(), IFeatureConfig.NO_FEATURE_CONFIG, TWICE_SURFACE, new FrequencyConfig(8)));
-        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.DOUBLE_PLANT, new DoublePlantConfig(BOPBlocks.tall_cattail.getDefaultState()), SURFACE_PLUS_32, new FrequencyConfig(2)));
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.DOUBLE_PLANT, new DoublePlantConfig(BOPBlocks.tall_cattail.getDefaultState()), SURFACE_PLUS_32, new FrequencyConfig(5)));
-        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.BUSH, new BushConfig(BOPBlocks.cattail), TWICE_SURFACE, new FrequencyConfig(4)));
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.BUSH, new BushConfig(BOPBlocks.cattail), TWICE_SURFACE, new FrequencyConfig(10)));
         this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.BUSH, new BushConfig(Blocks.BROWN_MUSHROOM), TWICE_SURFACE_WITH_CHANCE, new ChanceConfig(4)));
         this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.BUSH, new BushConfig(Blocks.RED_MUSHROOM), TWICE_SURFACE_WITH_CHANCE, new ChanceConfig(8)));
         this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.BUSH, new BushConfig(BOPBlocks.toadstool), TWICE_SURFACE_WITH_CHANCE, new ChanceConfig(6)));
-        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.WATERLILY, IFeatureConfig.NO_FEATURE_CONFIG, TWICE_SURFACE, new FrequencyConfig(7)));
+        this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.WATERLILY, IFeatureConfig.NO_FEATURE_CONFIG, TWICE_SURFACE, new FrequencyConfig(10)));
         this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.REED, IFeatureConfig.NO_FEATURE_CONFIG, TWICE_SURFACE, new FrequencyConfig(15)));
         this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.PUMPKIN, IFeatureConfig.NO_FEATURE_CONFIG, TWICE_SURFACE_WITH_CHANCE, new ChanceConfig(32)));
         this.addFeature(GenerationStage.Decoration.VEGETAL_DECORATION, createCompositeFeature(Feature.LIQUIDS, new LiquidsConfig(Fluids.WATER), HEIGHT_BIASED_RANGE, new CountRangeConfig(50, 8, 8, 256)));

src/main/java/biomesoplenty/common/world/gen/feature/BOPBiomeFeatures.java

@@ -47,6 +47,7 @@ public class BOPBiomeFeatures
 	public static final AbstractTreeFeature<NoFeatureConfig> BULB_TREE = new BulbTreeFeature.Builder().create();
 	public static final AbstractTreeFeature<NoFeatureConfig> MAHOGANY_TREE = new MahoganyTreeFeature.Builder().create();
 	public static final AbstractTreeFeature<NoFeatureConfig> TALL_SPRUCE_TREE = new TaigaTreeFeature.Builder().log(Blocks.SPRUCE_LOG.getDefaultState()).leaves(Blocks.SPRUCE_LEAVES.getDefaultState()).maxHeight(13).create();
+	public static final AbstractTreeFeature<NoFeatureConfig> SWAMP_TREE = new BasicTreeFeature.Builder().vine(Blocks.VINE.getDefaultState()).minHeight(8).maxHeight(12).maxLeavesRadius(2).leavesOffset(0).create();
 	public static final AbstractTreeFeature<NoFeatureConfig> WILLOW_TREE = new BasicTreeFeature.Builder().log(BOPBlocks.willow_log.getDefaultState()).leaves(BOPBlocks.willow_leaves.getDefaultState()).vine(BOPBlocks.willow_vine.getDefaultState()).minHeight(8).maxHeight(12).maxLeavesRadius(2).leavesOffset(0).create();
 	public static final AbstractTreeFeature<NoFeatureConfig> BUSH = new BushTreeFeature.Builder().maxHeight(2).create();
 	public static final AbstractTreeFeature<NoFeatureConfig> REDWOOD_TREE = new RedwoodTreeFeature.Builder().create();
@@ -57,6 +58,7 @@ public class BOPBiomeFeatures
 	public static final AbstractFlowersFeature EXTENDED_FLOWERS = new ExtendedFlowersFeature();
 	public static final AbstractFlowersFeature JUNGLE_FLOWERS = new JungleFlowersFeature();
 	public static final AbstractFlowersFeature LAVENDER_FLOWERS = new LavenderFlowersFeature();
+	public static final AbstractFlowersFeature LUSH_SWAMP_FLOWERS = new LushSwampFlowersFeature();
 	public static final AbstractFlowersFeature MEADOW_FLOWERS = new MeadowFlowersFeature();
 	public static final AbstractFlowersFeature SHRUBLAND_FLOWERS = new ShrublandFlowersFeature();
 	public static final AbstractFlowersFeature SNOWY_FLOWERS = new SnowyFlowersFeature();

src/main/java/biomesoplenty/common/world/gen/feature/LushSwampFlowersFeature.java

@@ -0,0 +1,37 @@
+/*******************************************************************************
+ * Copyright 2014-2019, the Biomes O' Plenty Team
+ *
+ * This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International Public License.
+ *
+ * To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/.
+ ******************************************************************************/
+package biomesoplenty.common.world.gen.feature;
+
+import java.util.Random;
+
+import biomesoplenty.api.block.BOPBlocks;
+import net.minecraft.block.Block;
+import net.minecraft.block.state.IBlockState;
+import net.minecraft.init.Blocks;
+import net.minecraft.tags.BlockTags;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.MathHelper;
+import net.minecraft.world.IWorld;
+import net.minecraft.world.biome.Biome;
+import net.minecraft.world.gen.IChunkGenSettings;
+import net.minecraft.world.gen.IChunkGenerator;
+import net.minecraft.world.gen.feature.AbstractFlowersFeature;
+import net.minecraft.world.gen.feature.Feature;
+import net.minecraft.world.gen.feature.NoFeatureConfig;
+
+public class LushSwampFlowersFeature extends AbstractFlowersFeature
+{
+	   private static final Block[] FLOWERS = new Block[]{BOPBlocks.blue_hydrangea, Blocks.BLUE_ORCHID, Blocks.AZURE_BLUET, Blocks.DANDELION, Blocks.POPPY};
+
+	   public IBlockState getRandomFlower(Random p_202355_1_, BlockPos p_202355_2_)
+	   {
+	      double d0 = MathHelper.clamp((1.0D + Biome.INFO_NOISE.getValue((double)p_202355_2_.getX() / 48.0D, (double)p_202355_2_.getZ() / 48.0D)) / 2.0D, 0.0D, 0.9999D);
+	      Block block = FLOWERS[(int)(d0 * (double)FLOWERS.length)];
+	      return block.getDefaultState();
+	   }
+	}

src/main/java/biomesoplenty/init/ModBiomes.java

@@ -17,6 +17,7 @@ import biomesoplenty.common.biome.overworld.ConiferousForestBiome;
 import biomesoplenty.common.biome.overworld.DeadSwampBiome;
 import biomesoplenty.common.biome.overworld.GrasslandBiome;
 import biomesoplenty.common.biome.overworld.LavenderFieldsBiome;
+import biomesoplenty.common.biome.overworld.LushSwampBiome;
 import biomesoplenty.common.biome.overworld.MapleWoodsBiome;
 import biomesoplenty.common.biome.overworld.MeadowBiome;
 import biomesoplenty.common.biome.overworld.OrchardBiome;
@@ -56,6 +57,7 @@ public class ModBiomes
         dead_swamp = registerBiome(new DeadSwampBiome(), "dead_swamp");
         grassland = registerBiome(new GrasslandBiome(), "grassland");
         lavender_fields = registerBiome(new LavenderFieldsBiome(), "lavender_fields");
+        lush_swamp = registerBiome(new LushSwampBiome(), "lush_swamp");
         maple_woods = registerBiome(new MapleWoodsBiome(), "maple_woods");
         meadow = registerBiome(new MeadowBiome(), "meadow");
         orchard = registerBiome(new OrchardBiome(), "orchard");