package net.minecraft.world.level.biome;

import com.mojang.datafixers.util.Pair;
import java.util.List;
import java.util.function.Consumer;
import net.minecraft.SharedConstants;
import net.minecraft.core.HolderGetter;
import net.minecraft.core.HolderLookup;
import net.minecraft.core.registries.Registries;
import net.minecraft.data.registries.VanillaRegistries;
import net.minecraft.data.worldgen.TerrainProvider;
import net.minecraft.data.worldgen.WinterDropBiomes;
import net.minecraft.resources.ResourceKey;
import net.minecraft.util.ToFloatFunction;
import net.minecraft.util.VisibleForDebug;
import net.minecraft.util.CubicSpline.Multipoint;
import net.minecraft.world.level.levelgen.DensityFunction;
import net.minecraft.world.level.levelgen.NoiseRouterData;
import net.minecraft.world.level.levelgen.DensityFunction.FunctionContext;
import net.minecraft.world.level.levelgen.DensityFunctions.Spline.Coordinate;

public final class OverworldBiomeBuilder {
	private static final float VALLEY_SIZE = 0.05F;
	private static final float LOW_START = 0.26666668F;
	public static final float HIGH_START = 0.4F;
	private static final float HIGH_END = 0.93333334F;
	private static final float PEAK_SIZE = 0.1F;
	public static final float PEAK_START = 0.56666666F;
	private static final float PEAK_END = 0.7666667F;
	public static final float NEAR_INLAND_START = -0.11F;
	public static final float MID_INLAND_START = 0.03F;
	public static final float FAR_INLAND_START = 0.3F;
	public static final float EROSION_INDEX_1_START = -0.78F;
	public static final float EROSION_INDEX_2_START = -0.375F;
	private static final float EROSION_DEEP_DARK_DRYNESS_THRESHOLD = -0.225F;
	private static final float DEPTH_DEEP_DARK_DRYNESS_THRESHOLD = 0.9F;
	private final OverworldBiomeBuilder.Modifier modifier;
	private final Climate.Parameter FULL_RANGE = Climate.Parameter.span(-1.0F, 1.0F);
	private final Climate.Parameter[] temperatures = new Climate.Parameter[]{
		Climate.Parameter.span(-1.0F, -0.45F),
		Climate.Parameter.span(-0.45F, -0.15F),
		Climate.Parameter.span(-0.15F, 0.2F),
		Climate.Parameter.span(0.2F, 0.55F),
		Climate.Parameter.span(0.55F, 1.0F)
	};
	private final Climate.Parameter[] humidities = new Climate.Parameter[]{
		Climate.Parameter.span(-1.0F, -0.35F),
		Climate.Parameter.span(-0.35F, -0.1F),
		Climate.Parameter.span(-0.1F, 0.1F),
		Climate.Parameter.span(0.1F, 0.3F),
		Climate.Parameter.span(0.3F, 1.0F)
	};
	private final Climate.Parameter[] erosions = new Climate.Parameter[]{
		Climate.Parameter.span(-1.0F, -0.78F),
		Climate.Parameter.span(-0.78F, -0.375F),
		Climate.Parameter.span(-0.375F, -0.2225F),
		Climate.Parameter.span(-0.2225F, 0.05F),
		Climate.Parameter.span(0.05F, 0.45F),
		Climate.Parameter.span(0.45F, 0.55F),
		Climate.Parameter.span(0.55F, 1.0F)
	};
	private final Climate.Parameter FROZEN_RANGE = this.temperatures[0];
	private final Climate.Parameter UNFROZEN_RANGE = Climate.Parameter.span(this.temperatures[1], this.temperatures[4]);
	private final Climate.Parameter mushroomFieldsContinentalness = Climate.Parameter.span(-1.2F, -1.05F);
	private final Climate.Parameter deepOceanContinentalness = Climate.Parameter.span(-1.05F, -0.455F);
	private final Climate.Parameter oceanContinentalness = Climate.Parameter.span(-0.455F, -0.19F);
	private final Climate.Parameter coastContinentalness = Climate.Parameter.span(-0.19F, -0.11F);
	private final Climate.Parameter inlandContinentalness = Climate.Parameter.span(-0.11F, 0.55F);
	private final Climate.Parameter nearInlandContinentalness = Climate.Parameter.span(-0.11F, 0.03F);
	private final Climate.Parameter midInlandContinentalness = Climate.Parameter.span(0.03F, 0.3F);
	private final Climate.Parameter farInlandContinentalness = Climate.Parameter.span(0.3F, 1.0F);
	private final ResourceKey<Biome>[][] OCEANS = new ResourceKey[][]{
		{Biomes.DEEP_FROZEN_OCEAN, Biomes.DEEP_COLD_OCEAN, Biomes.DEEP_OCEAN, Biomes.DEEP_LUKEWARM_OCEAN, Biomes.WARM_OCEAN},
		{Biomes.FROZEN_OCEAN, Biomes.COLD_OCEAN, Biomes.OCEAN, Biomes.LUKEWARM_OCEAN, Biomes.WARM_OCEAN}
	};
	private final ResourceKey<Biome>[][] MIDDLE_BIOMES = new ResourceKey[][]{
		{Biomes.SNOWY_PLAINS, Biomes.SNOWY_PLAINS, Biomes.SNOWY_PLAINS, Biomes.SNOWY_TAIGA, Biomes.TAIGA},
		{Biomes.PLAINS, Biomes.PLAINS, Biomes.FOREST, Biomes.TAIGA, Biomes.OLD_GROWTH_SPRUCE_TAIGA},
		{Biomes.FLOWER_FOREST, Biomes.PLAINS, Biomes.FOREST, Biomes.BIRCH_FOREST, Biomes.DARK_FOREST},
		{Biomes.SAVANNA, Biomes.SAVANNA, Biomes.FOREST, Biomes.JUNGLE, Biomes.JUNGLE},
		{Biomes.DESERT, Biomes.DESERT, Biomes.DESERT, Biomes.DESERT, Biomes.DESERT}
	};
	private final ResourceKey<Biome>[][] MIDDLE_BIOMES_VARIANT = new ResourceKey[][]{
		{Biomes.ICE_SPIKES, null, Biomes.SNOWY_TAIGA, null, null},
		{null, null, null, null, Biomes.OLD_GROWTH_PINE_TAIGA},
		{Biomes.SUNFLOWER_PLAINS, null, null, Biomes.OLD_GROWTH_BIRCH_FOREST, null},
		{null, null, Biomes.PLAINS, Biomes.SPARSE_JUNGLE, Biomes.BAMBOO_JUNGLE},
		{null, null, null, null, null}
	};
	private final ResourceKey<Biome>[][] PLATEAU_BIOMES = new ResourceKey[][]{
		{Biomes.SNOWY_PLAINS, Biomes.SNOWY_PLAINS, Biomes.SNOWY_PLAINS, Biomes.SNOWY_TAIGA, Biomes.SNOWY_TAIGA},
		{Biomes.MEADOW, Biomes.MEADOW, Biomes.FOREST, Biomes.TAIGA, Biomes.OLD_GROWTH_SPRUCE_TAIGA},
		{Biomes.MEADOW, Biomes.MEADOW, Biomes.MEADOW, Biomes.MEADOW, Biomes.DARK_FOREST},
		{Biomes.SAVANNA_PLATEAU, Biomes.SAVANNA_PLATEAU, Biomes.FOREST, Biomes.FOREST, Biomes.JUNGLE},
		{Biomes.BADLANDS, Biomes.BADLANDS, Biomes.BADLANDS, Biomes.WOODED_BADLANDS, Biomes.WOODED_BADLANDS}
	};
	private final ResourceKey<Biome>[][] PLATEAU_BIOMES_VARIANT = new ResourceKey[][]{
		{Biomes.ICE_SPIKES, null, null, null, null},
		{Biomes.CHERRY_GROVE, null, Biomes.MEADOW, Biomes.MEADOW, Biomes.OLD_GROWTH_PINE_TAIGA},
		{Biomes.CHERRY_GROVE, Biomes.CHERRY_GROVE, Biomes.FOREST, Biomes.BIRCH_FOREST, null},
		{null, null, null, null, null},
		{Biomes.ERODED_BADLANDS, Biomes.ERODED_BADLANDS, null, null, null}
	};
	private final ResourceKey<Biome>[][] PLATEAU_BIOMES_VARIANT_WINTER_DROP = new ResourceKey[][]{
		{Biomes.ICE_SPIKES, null, null, null, null},
		{Biomes.CHERRY_GROVE, null, Biomes.MEADOW, Biomes.MEADOW, Biomes.OLD_GROWTH_PINE_TAIGA},
		{Biomes.CHERRY_GROVE, Biomes.CHERRY_GROVE, Biomes.FOREST, Biomes.BIRCH_FOREST, WinterDropBiomes.PALE_GARDEN},
		{null, null, null, null, null},
		{Biomes.ERODED_BADLANDS, Biomes.ERODED_BADLANDS, null, null, null}
	};
	private final ResourceKey<Biome>[][] SHATTERED_BIOMES = new ResourceKey[][]{
		{Biomes.WINDSWEPT_GRAVELLY_HILLS, Biomes.WINDSWEPT_GRAVELLY_HILLS, Biomes.WINDSWEPT_HILLS, Biomes.WINDSWEPT_FOREST, Biomes.WINDSWEPT_FOREST},
		{Biomes.WINDSWEPT_GRAVELLY_HILLS, Biomes.WINDSWEPT_GRAVELLY_HILLS, Biomes.WINDSWEPT_HILLS, Biomes.WINDSWEPT_FOREST, Biomes.WINDSWEPT_FOREST},
		{Biomes.WINDSWEPT_HILLS, Biomes.WINDSWEPT_HILLS, Biomes.WINDSWEPT_HILLS, Biomes.WINDSWEPT_FOREST, Biomes.WINDSWEPT_FOREST},
		{null, null, null, null, null},
		{null, null, null, null, null}
	};

	public OverworldBiomeBuilder() {
		this(OverworldBiomeBuilder.Modifier.NONE);
	}

	public OverworldBiomeBuilder(OverworldBiomeBuilder.Modifier modifier) {
		this.modifier = modifier;
	}

	public List<Climate.ParameterPoint> spawnTarget() {
		Climate.Parameter parameter = Climate.Parameter.point(0.0F);
		float f = 0.16F;
		return List.of(
			new Climate.ParameterPoint(
				this.FULL_RANGE,
				this.FULL_RANGE,
				Climate.Parameter.span(this.inlandContinentalness, this.FULL_RANGE),
				this.FULL_RANGE,
				parameter,
				Climate.Parameter.span(-1.0F, -0.16F),
				0L
			),
			new Climate.ParameterPoint(
				this.FULL_RANGE,
				this.FULL_RANGE,
				Climate.Parameter.span(this.inlandContinentalness, this.FULL_RANGE),
				this.FULL_RANGE,
				parameter,
				Climate.Parameter.span(0.16F, 1.0F),
				0L
			)
		);
	}

	protected void addBiomes(Consumer<Pair<Climate.ParameterPoint, ResourceKey<Biome>>> key) {
		if (SharedConstants.debugGenerateSquareTerrainWithoutNoise) {
			this.addDebugBiomes(key);
		} else {
			this.addOffCoastBiomes(key);
			this.addInlandBiomes(key);
			this.addUndergroundBiomes(key);
		}
	}

	private void addDebugBiomes(Consumer<Pair<Climate.ParameterPoint, ResourceKey<Biome>>> key) {
		HolderLookup.Provider provider = VanillaRegistries.createLookup();
		HolderGetter<DensityFunction> holderGetter = provider.lookupOrThrow(Registries.DENSITY_FUNCTION);
		Coordinate coordinate = new Coordinate(holderGetter.getOrThrow(NoiseRouterData.CONTINENTS));
		Coordinate coordinate2 = new Coordinate(holderGetter.getOrThrow(NoiseRouterData.EROSION));
		Coordinate coordinate3 = new Coordinate(holderGetter.getOrThrow(NoiseRouterData.RIDGES_FOLDED));
		key.accept(
			Pair.of(
				Climate.parameters(this.FULL_RANGE, this.FULL_RANGE, this.FULL_RANGE, this.FULL_RANGE, Climate.Parameter.point(0.0F), this.FULL_RANGE, 0.01F),
				Biomes.PLAINS
			)
		);
		if (TerrainProvider.buildErosionOffsetSpline(coordinate2, coordinate3, -0.15F, 0.0F, 0.0F, 0.1F, 0.0F, -0.03F, false, false, ToFloatFunction.IDENTITY) instanceof Multipoint<?, ?> multipoint
			)
		 {
			ResourceKey<Biome> resourceKey = Biomes.DESERT;

			for (float f : multipoint.locations()) {
				key.accept(
					Pair.of(
						Climate.parameters(this.FULL_RANGE, this.FULL_RANGE, this.FULL_RANGE, Climate.Parameter.point(f), Climate.Parameter.point(0.0F), this.FULL_RANGE, 0.0F),
						resourceKey
					)
				);
				resourceKey = resourceKey == Biomes.DESERT ? Biomes.BADLANDS : Biomes.DESERT;
			}
		}

		if (TerrainProvider.overworldOffset(coordinate, coordinate2, coordinate3, false) instanceof Multipoint<?, ?> multipoint2) {
			for (float f : multipoint2.locations()) {
				key.accept(
					Pair.of(
						Climate.parameters(this.FULL_RANGE, this.FULL_RANGE, Climate.Parameter.point(f), this.FULL_RANGE, Climate.Parameter.point(0.0F), this.FULL_RANGE, 0.0F),
						Biomes.SNOWY_TAIGA
					)
				);
			}
		}
	}

	private void addOffCoastBiomes(Consumer<Pair<Climate.ParameterPoint, ResourceKey<Biome>>> consumer) {
		this.addSurfaceBiome(
			consumer, this.FULL_RANGE, this.FULL_RANGE, this.mushroomFieldsContinentalness, this.FULL_RANGE, this.FULL_RANGE, 0.0F, Biomes.MUSHROOM_FIELDS
		);

		for (int i = 0; i < this.temperatures.length; i++) {
			Climate.Parameter parameter = this.temperatures[i];
			this.addSurfaceBiome(consumer, parameter, this.FULL_RANGE, this.deepOceanContinentalness, this.FULL_RANGE, this.FULL_RANGE, 0.0F, this.OCEANS[0][i]);
			this.addSurfaceBiome(consumer, parameter, this.FULL_RANGE, this.oceanContinentalness, this.FULL_RANGE, this.FULL_RANGE, 0.0F, this.OCEANS[1][i]);
		}
	}

	private void addInlandBiomes(Consumer<Pair<Climate.ParameterPoint, ResourceKey<Biome>>> consumer) {
		this.addMidSlice(consumer, Climate.Parameter.span(-1.0F, -0.93333334F));
		this.addHighSlice(consumer, Climate.Parameter.span(-0.93333334F, -0.7666667F));
		this.addPeaks(consumer, Climate.Parameter.span(-0.7666667F, -0.56666666F));
		this.addHighSlice(consumer, Climate.Parameter.span(-0.56666666F, -0.4F));
		this.addMidSlice(consumer, Climate.Parameter.span(-0.4F, -0.26666668F));
		this.addLowSlice(consumer, Climate.Parameter.span(-0.26666668F, -0.05F));
		this.addValleys(consumer, Climate.Parameter.span(-0.05F, 0.05F));
		this.addLowSlice(consumer, Climate.Parameter.span(0.05F, 0.26666668F));
		this.addMidSlice(consumer, Climate.Parameter.span(0.26666668F, 0.4F));
		this.addHighSlice(consumer, Climate.Parameter.span(0.4F, 0.56666666F));
		this.addPeaks(consumer, Climate.Parameter.span(0.56666666F, 0.7666667F));
		this.addHighSlice(consumer, Climate.Parameter.span(0.7666667F, 0.93333334F));
		this.addMidSlice(consumer, Climate.Parameter.span(0.93333334F, 1.0F));
	}

	private void addPeaks(Consumer<Pair<Climate.ParameterPoint, ResourceKey<Biome>>> consumer, Climate.Parameter param) {
		for (int i = 0; i < this.temperatures.length; i++) {
			Climate.Parameter parameter = this.temperatures[i];

			for (int j = 0; j < this.humidities.length; j++) {
				Climate.Parameter parameter2 = this.humidities[j];
				ResourceKey<Biome> resourceKey = this.pickMiddleBiome(i, j, param);
				ResourceKey<Biome> resourceKey2 = this.pickMiddleBiomeOrBadlandsIfHot(i, j, param);
				ResourceKey<Biome> resourceKey3 = this.pickMiddleBiomeOrBadlandsIfHotOrSlopeIfCold(i, j, param);
				ResourceKey<Biome> resourceKey4 = this.pickPlateauBiome(i, j, param);
				ResourceKey<Biome> resourceKey5 = this.pickShatteredBiome(i, j, param);
				ResourceKey<Biome> resourceKey6 = this.maybePickWindsweptSavannaBiome(i, j, param, resourceKey5);
				ResourceKey<Biome> resourceKey7 = this.pickPeakBiome(i, j, param);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.coastContinentalness, this.farInlandContinentalness),
					this.erosions[0],
					param,
					0.0F,
					resourceKey7
				);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.coastContinentalness, this.nearInlandContinentalness),
					this.erosions[1],
					param,
					0.0F,
					resourceKey3
				);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.midInlandContinentalness, this.farInlandContinentalness),
					this.erosions[1],
					param,
					0.0F,
					resourceKey7
				);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.coastContinentalness, this.nearInlandContinentalness),
					Climate.Parameter.span(this.erosions[2], this.erosions[3]),
					param,
					0.0F,
					resourceKey
				);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.midInlandContinentalness, this.farInlandContinentalness),
					this.erosions[2],
					param,
					0.0F,
					resourceKey4
				);
				this.addSurfaceBiome(consumer, parameter, parameter2, this.midInlandContinentalness, this.erosions[3], param, 0.0F, resourceKey2);
				this.addSurfaceBiome(consumer, parameter, parameter2, this.farInlandContinentalness, this.erosions[3], param, 0.0F, resourceKey4);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.coastContinentalness, this.farInlandContinentalness),
					this.erosions[4],
					param,
					0.0F,
					resourceKey
				);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.coastContinentalness, this.nearInlandContinentalness),
					this.erosions[5],
					param,
					0.0F,
					resourceKey6
				);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.midInlandContinentalness, this.farInlandContinentalness),
					this.erosions[5],
					param,
					0.0F,
					resourceKey5
				);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.coastContinentalness, this.farInlandContinentalness),
					this.erosions[6],
					param,
					0.0F,
					resourceKey
				);
			}
		}
	}

	private void addHighSlice(Consumer<Pair<Climate.ParameterPoint, ResourceKey<Biome>>> consumer, Climate.Parameter param) {
		for (int i = 0; i < this.temperatures.length; i++) {
			Climate.Parameter parameter = this.temperatures[i];

			for (int j = 0; j < this.humidities.length; j++) {
				Climate.Parameter parameter2 = this.humidities[j];
				ResourceKey<Biome> resourceKey = this.pickMiddleBiome(i, j, param);
				ResourceKey<Biome> resourceKey2 = this.pickMiddleBiomeOrBadlandsIfHot(i, j, param);
				ResourceKey<Biome> resourceKey3 = this.pickMiddleBiomeOrBadlandsIfHotOrSlopeIfCold(i, j, param);
				ResourceKey<Biome> resourceKey4 = this.pickPlateauBiome(i, j, param);
				ResourceKey<Biome> resourceKey5 = this.pickShatteredBiome(i, j, param);
				ResourceKey<Biome> resourceKey6 = this.maybePickWindsweptSavannaBiome(i, j, param, resourceKey);
				ResourceKey<Biome> resourceKey7 = this.pickSlopeBiome(i, j, param);
				ResourceKey<Biome> resourceKey8 = this.pickPeakBiome(i, j, param);
				this.addSurfaceBiome(
					consumer, parameter, parameter2, this.coastContinentalness, Climate.Parameter.span(this.erosions[0], this.erosions[1]), param, 0.0F, resourceKey
				);
				this.addSurfaceBiome(consumer, parameter, parameter2, this.nearInlandContinentalness, this.erosions[0], param, 0.0F, resourceKey7);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.midInlandContinentalness, this.farInlandContinentalness),
					this.erosions[0],
					param,
					0.0F,
					resourceKey8
				);
				this.addSurfaceBiome(consumer, parameter, parameter2, this.nearInlandContinentalness, this.erosions[1], param, 0.0F, resourceKey3);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.midInlandContinentalness, this.farInlandContinentalness),
					this.erosions[1],
					param,
					0.0F,
					resourceKey7
				);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.coastContinentalness, this.nearInlandContinentalness),
					Climate.Parameter.span(this.erosions[2], this.erosions[3]),
					param,
					0.0F,
					resourceKey
				);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.midInlandContinentalness, this.farInlandContinentalness),
					this.erosions[2],
					param,
					0.0F,
					resourceKey4
				);
				this.addSurfaceBiome(consumer, parameter, parameter2, this.midInlandContinentalness, this.erosions[3], param, 0.0F, resourceKey2);
				this.addSurfaceBiome(consumer, parameter, parameter2, this.farInlandContinentalness, this.erosions[3], param, 0.0F, resourceKey4);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.coastContinentalness, this.farInlandContinentalness),
					this.erosions[4],
					param,
					0.0F,
					resourceKey
				);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.coastContinentalness, this.nearInlandContinentalness),
					this.erosions[5],
					param,
					0.0F,
					resourceKey6
				);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.midInlandContinentalness, this.farInlandContinentalness),
					this.erosions[5],
					param,
					0.0F,
					resourceKey5
				);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.coastContinentalness, this.farInlandContinentalness),
					this.erosions[6],
					param,
					0.0F,
					resourceKey
				);
			}
		}
	}

	private void addMidSlice(Consumer<Pair<Climate.ParameterPoint, ResourceKey<Biome>>> consumer, Climate.Parameter param) {
		this.addSurfaceBiome(
			consumer,
			this.FULL_RANGE,
			this.FULL_RANGE,
			this.coastContinentalness,
			Climate.Parameter.span(this.erosions[0], this.erosions[2]),
			param,
			0.0F,
			Biomes.STONY_SHORE
		);
		this.addSurfaceBiome(
			consumer,
			Climate.Parameter.span(this.temperatures[1], this.temperatures[2]),
			this.FULL_RANGE,
			Climate.Parameter.span(this.nearInlandContinentalness, this.farInlandContinentalness),
			this.erosions[6],
			param,
			0.0F,
			Biomes.SWAMP
		);
		this.addSurfaceBiome(
			consumer,
			Climate.Parameter.span(this.temperatures[3], this.temperatures[4]),
			this.FULL_RANGE,
			Climate.Parameter.span(this.nearInlandContinentalness, this.farInlandContinentalness),
			this.erosions[6],
			param,
			0.0F,
			Biomes.MANGROVE_SWAMP
		);

		for (int i = 0; i < this.temperatures.length; i++) {
			Climate.Parameter parameter = this.temperatures[i];

			for (int j = 0; j < this.humidities.length; j++) {
				Climate.Parameter parameter2 = this.humidities[j];
				ResourceKey<Biome> resourceKey = this.pickMiddleBiome(i, j, param);
				ResourceKey<Biome> resourceKey2 = this.pickMiddleBiomeOrBadlandsIfHot(i, j, param);
				ResourceKey<Biome> resourceKey3 = this.pickMiddleBiomeOrBadlandsIfHotOrSlopeIfCold(i, j, param);
				ResourceKey<Biome> resourceKey4 = this.pickShatteredBiome(i, j, param);
				ResourceKey<Biome> resourceKey5 = this.pickPlateauBiome(i, j, param);
				ResourceKey<Biome> resourceKey6 = this.pickBeachBiome(i, j);
				ResourceKey<Biome> resourceKey7 = this.maybePickWindsweptSavannaBiome(i, j, param, resourceKey);
				ResourceKey<Biome> resourceKey8 = this.pickShatteredCoastBiome(i, j, param);
				ResourceKey<Biome> resourceKey9 = this.pickSlopeBiome(i, j, param);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.nearInlandContinentalness, this.farInlandContinentalness),
					this.erosions[0],
					param,
					0.0F,
					resourceKey9
				);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.nearInlandContinentalness, this.midInlandContinentalness),
					this.erosions[1],
					param,
					0.0F,
					resourceKey3
				);
				this.addSurfaceBiome(consumer, parameter, parameter2, this.farInlandContinentalness, this.erosions[1], param, 0.0F, i == 0 ? resourceKey9 : resourceKey5);
				this.addSurfaceBiome(consumer, parameter, parameter2, this.nearInlandContinentalness, this.erosions[2], param, 0.0F, resourceKey);
				this.addSurfaceBiome(consumer, parameter, parameter2, this.midInlandContinentalness, this.erosions[2], param, 0.0F, resourceKey2);
				this.addSurfaceBiome(consumer, parameter, parameter2, this.farInlandContinentalness, this.erosions[2], param, 0.0F, resourceKey5);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.coastContinentalness, this.nearInlandContinentalness),
					this.erosions[3],
					param,
					0.0F,
					resourceKey
				);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.midInlandContinentalness, this.farInlandContinentalness),
					this.erosions[3],
					param,
					0.0F,
					resourceKey2
				);
				if (param.max() < 0L) {
					this.addSurfaceBiome(consumer, parameter, parameter2, this.coastContinentalness, this.erosions[4], param, 0.0F, resourceKey6);
					this.addSurfaceBiome(
						consumer,
						parameter,
						parameter2,
						Climate.Parameter.span(this.nearInlandContinentalness, this.farInlandContinentalness),
						this.erosions[4],
						param,
						0.0F,
						resourceKey
					);
				} else {
					this.addSurfaceBiome(
						consumer,
						parameter,
						parameter2,
						Climate.Parameter.span(this.coastContinentalness, this.farInlandContinentalness),
						this.erosions[4],
						param,
						0.0F,
						resourceKey
					);
				}

				this.addSurfaceBiome(consumer, parameter, parameter2, this.coastContinentalness, this.erosions[5], param, 0.0F, resourceKey8);
				this.addSurfaceBiome(consumer, parameter, parameter2, this.nearInlandContinentalness, this.erosions[5], param, 0.0F, resourceKey7);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.midInlandContinentalness, this.farInlandContinentalness),
					this.erosions[5],
					param,
					0.0F,
					resourceKey4
				);
				if (param.max() < 0L) {
					this.addSurfaceBiome(consumer, parameter, parameter2, this.coastContinentalness, this.erosions[6], param, 0.0F, resourceKey6);
				} else {
					this.addSurfaceBiome(consumer, parameter, parameter2, this.coastContinentalness, this.erosions[6], param, 0.0F, resourceKey);
				}

				if (i == 0) {
					this.addSurfaceBiome(
						consumer,
						parameter,
						parameter2,
						Climate.Parameter.span(this.nearInlandContinentalness, this.farInlandContinentalness),
						this.erosions[6],
						param,
						0.0F,
						resourceKey
					);
				}
			}
		}
	}

	private void addLowSlice(Consumer<Pair<Climate.ParameterPoint, ResourceKey<Biome>>> consumer, Climate.Parameter param) {
		this.addSurfaceBiome(
			consumer,
			this.FULL_RANGE,
			this.FULL_RANGE,
			this.coastContinentalness,
			Climate.Parameter.span(this.erosions[0], this.erosions[2]),
			param,
			0.0F,
			Biomes.STONY_SHORE
		);
		this.addSurfaceBiome(
			consumer,
			Climate.Parameter.span(this.temperatures[1], this.temperatures[2]),
			this.FULL_RANGE,
			Climate.Parameter.span(this.nearInlandContinentalness, this.farInlandContinentalness),
			this.erosions[6],
			param,
			0.0F,
			Biomes.SWAMP
		);
		this.addSurfaceBiome(
			consumer,
			Climate.Parameter.span(this.temperatures[3], this.temperatures[4]),
			this.FULL_RANGE,
			Climate.Parameter.span(this.nearInlandContinentalness, this.farInlandContinentalness),
			this.erosions[6],
			param,
			0.0F,
			Biomes.MANGROVE_SWAMP
		);

		for (int i = 0; i < this.temperatures.length; i++) {
			Climate.Parameter parameter = this.temperatures[i];

			for (int j = 0; j < this.humidities.length; j++) {
				Climate.Parameter parameter2 = this.humidities[j];
				ResourceKey<Biome> resourceKey = this.pickMiddleBiome(i, j, param);
				ResourceKey<Biome> resourceKey2 = this.pickMiddleBiomeOrBadlandsIfHot(i, j, param);
				ResourceKey<Biome> resourceKey3 = this.pickMiddleBiomeOrBadlandsIfHotOrSlopeIfCold(i, j, param);
				ResourceKey<Biome> resourceKey4 = this.pickBeachBiome(i, j);
				ResourceKey<Biome> resourceKey5 = this.maybePickWindsweptSavannaBiome(i, j, param, resourceKey);
				ResourceKey<Biome> resourceKey6 = this.pickShatteredCoastBiome(i, j, param);
				this.addSurfaceBiome(
					consumer, parameter, parameter2, this.nearInlandContinentalness, Climate.Parameter.span(this.erosions[0], this.erosions[1]), param, 0.0F, resourceKey2
				);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.midInlandContinentalness, this.farInlandContinentalness),
					Climate.Parameter.span(this.erosions[0], this.erosions[1]),
					param,
					0.0F,
					resourceKey3
				);
				this.addSurfaceBiome(
					consumer, parameter, parameter2, this.nearInlandContinentalness, Climate.Parameter.span(this.erosions[2], this.erosions[3]), param, 0.0F, resourceKey
				);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.midInlandContinentalness, this.farInlandContinentalness),
					Climate.Parameter.span(this.erosions[2], this.erosions[3]),
					param,
					0.0F,
					resourceKey2
				);
				this.addSurfaceBiome(
					consumer, parameter, parameter2, this.coastContinentalness, Climate.Parameter.span(this.erosions[3], this.erosions[4]), param, 0.0F, resourceKey4
				);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.nearInlandContinentalness, this.farInlandContinentalness),
					this.erosions[4],
					param,
					0.0F,
					resourceKey
				);
				this.addSurfaceBiome(consumer, parameter, parameter2, this.coastContinentalness, this.erosions[5], param, 0.0F, resourceKey6);
				this.addSurfaceBiome(consumer, parameter, parameter2, this.nearInlandContinentalness, this.erosions[5], param, 0.0F, resourceKey5);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.midInlandContinentalness, this.farInlandContinentalness),
					this.erosions[5],
					param,
					0.0F,
					resourceKey
				);
				this.addSurfaceBiome(consumer, parameter, parameter2, this.coastContinentalness, this.erosions[6], param, 0.0F, resourceKey4);
				if (i == 0) {
					this.addSurfaceBiome(
						consumer,
						parameter,
						parameter2,
						Climate.Parameter.span(this.nearInlandContinentalness, this.farInlandContinentalness),
						this.erosions[6],
						param,
						0.0F,
						resourceKey
					);
				}
			}
		}
	}

	private void addValleys(Consumer<Pair<Climate.ParameterPoint, ResourceKey<Biome>>> consumer, Climate.Parameter param) {
		this.addSurfaceBiome(
			consumer,
			this.FROZEN_RANGE,
			this.FULL_RANGE,
			this.coastContinentalness,
			Climate.Parameter.span(this.erosions[0], this.erosions[1]),
			param,
			0.0F,
			param.max() < 0L ? Biomes.STONY_SHORE : Biomes.FROZEN_RIVER
		);
		this.addSurfaceBiome(
			consumer,
			this.UNFROZEN_RANGE,
			this.FULL_RANGE,
			this.coastContinentalness,
			Climate.Parameter.span(this.erosions[0], this.erosions[1]),
			param,
			0.0F,
			param.max() < 0L ? Biomes.STONY_SHORE : Biomes.RIVER
		);
		this.addSurfaceBiome(
			consumer,
			this.FROZEN_RANGE,
			this.FULL_RANGE,
			this.nearInlandContinentalness,
			Climate.Parameter.span(this.erosions[0], this.erosions[1]),
			param,
			0.0F,
			Biomes.FROZEN_RIVER
		);
		this.addSurfaceBiome(
			consumer,
			this.UNFROZEN_RANGE,
			this.FULL_RANGE,
			this.nearInlandContinentalness,
			Climate.Parameter.span(this.erosions[0], this.erosions[1]),
			param,
			0.0F,
			Biomes.RIVER
		);
		this.addSurfaceBiome(
			consumer,
			this.FROZEN_RANGE,
			this.FULL_RANGE,
			Climate.Parameter.span(this.coastContinentalness, this.farInlandContinentalness),
			Climate.Parameter.span(this.erosions[2], this.erosions[5]),
			param,
			0.0F,
			Biomes.FROZEN_RIVER
		);
		this.addSurfaceBiome(
			consumer,
			this.UNFROZEN_RANGE,
			this.FULL_RANGE,
			Climate.Parameter.span(this.coastContinentalness, this.farInlandContinentalness),
			Climate.Parameter.span(this.erosions[2], this.erosions[5]),
			param,
			0.0F,
			Biomes.RIVER
		);
		this.addSurfaceBiome(consumer, this.FROZEN_RANGE, this.FULL_RANGE, this.coastContinentalness, this.erosions[6], param, 0.0F, Biomes.FROZEN_RIVER);
		this.addSurfaceBiome(consumer, this.UNFROZEN_RANGE, this.FULL_RANGE, this.coastContinentalness, this.erosions[6], param, 0.0F, Biomes.RIVER);
		this.addSurfaceBiome(
			consumer,
			Climate.Parameter.span(this.temperatures[1], this.temperatures[2]),
			this.FULL_RANGE,
			Climate.Parameter.span(this.inlandContinentalness, this.farInlandContinentalness),
			this.erosions[6],
			param,
			0.0F,
			Biomes.SWAMP
		);
		this.addSurfaceBiome(
			consumer,
			Climate.Parameter.span(this.temperatures[3], this.temperatures[4]),
			this.FULL_RANGE,
			Climate.Parameter.span(this.inlandContinentalness, this.farInlandContinentalness),
			this.erosions[6],
			param,
			0.0F,
			Biomes.MANGROVE_SWAMP
		);
		this.addSurfaceBiome(
			consumer,
			this.FROZEN_RANGE,
			this.FULL_RANGE,
			Climate.Parameter.span(this.inlandContinentalness, this.farInlandContinentalness),
			this.erosions[6],
			param,
			0.0F,
			Biomes.FROZEN_RIVER
		);

		for (int i = 0; i < this.temperatures.length; i++) {
			Climate.Parameter parameter = this.temperatures[i];

			for (int j = 0; j < this.humidities.length; j++) {
				Climate.Parameter parameter2 = this.humidities[j];
				ResourceKey<Biome> resourceKey = this.pickMiddleBiomeOrBadlandsIfHot(i, j, param);
				this.addSurfaceBiome(
					consumer,
					parameter,
					parameter2,
					Climate.Parameter.span(this.midInlandContinentalness, this.farInlandContinentalness),
					Climate.Parameter.span(this.erosions[0], this.erosions[1]),
					param,
					0.0F,
					resourceKey
				);
			}
		}
	}

	private void addUndergroundBiomes(Consumer<Pair<Climate.ParameterPoint, ResourceKey<Biome>>> consume) {
		this.addUndergroundBiome(
			consume, this.FULL_RANGE, this.FULL_RANGE, Climate.Parameter.span(0.8F, 1.0F), this.FULL_RANGE, this.FULL_RANGE, 0.0F, Biomes.DRIPSTONE_CAVES
		);
		this.addUndergroundBiome(
			consume, this.FULL_RANGE, Climate.Parameter.span(0.7F, 1.0F), this.FULL_RANGE, this.FULL_RANGE, this.FULL_RANGE, 0.0F, Biomes.LUSH_CAVES
		);
		this.addBottomBiome(
			consume,
			this.FULL_RANGE,
			this.FULL_RANGE,
			this.FULL_RANGE,
			Climate.Parameter.span(this.erosions[0], this.erosions[1]),
			this.FULL_RANGE,
			0.0F,
			Biomes.DEEP_DARK
		);
	}

	private ResourceKey<Biome> pickMiddleBiome(int temperature, int humidity, Climate.Parameter param) {
		if (param.max() < 0L) {
			return this.MIDDLE_BIOMES[temperature][humidity];
		} else {
			ResourceKey<Biome> resourceKey = this.MIDDLE_BIOMES_VARIANT[temperature][humidity];
			return resourceKey == null ? this.MIDDLE_BIOMES[temperature][humidity] : resourceKey;
		}
	}

	private ResourceKey<Biome> pickMiddleBiomeOrBadlandsIfHot(int temperature, int humidity, Climate.Parameter param) {
		return temperature == 4 ? this.pickBadlandsBiome(humidity, param) : this.pickMiddleBiome(temperature, humidity, param);
	}

	private ResourceKey<Biome> pickMiddleBiomeOrBadlandsIfHotOrSlopeIfCold(int temperature, int humidity, Climate.Parameter param) {
		return temperature == 0 ? this.pickSlopeBiome(temperature, humidity, param) : this.pickMiddleBiomeOrBadlandsIfHot(temperature, humidity, param);
	}

	private ResourceKey<Biome> maybePickWindsweptSavannaBiome(int temperature, int humidity, Climate.Parameter param, ResourceKey<Biome> key) {
		return temperature > 1 && humidity < 4 && param.max() >= 0L ? Biomes.WINDSWEPT_SAVANNA : key;
	}

	private ResourceKey<Biome> pickShatteredCoastBiome(int temperature, int humidity, Climate.Parameter param) {
		ResourceKey<Biome> resourceKey = param.max() >= 0L ? this.pickMiddleBiome(temperature, humidity, param) : this.pickBeachBiome(temperature, humidity);
		return this.maybePickWindsweptSavannaBiome(temperature, humidity, param, resourceKey);
	}

	private ResourceKey<Biome> pickBeachBiome(int temperature, int humidity) {
		if (temperature == 0) {
			return Biomes.SNOWY_BEACH;
		} else {
			return temperature == 4 ? Biomes.DESERT : Biomes.BEACH;
		}
	}

	private ResourceKey<Biome> pickBadlandsBiome(int humidity, Climate.Parameter param) {
		if (humidity < 2) {
			return param.max() < 0L ? Biomes.BADLANDS : Biomes.ERODED_BADLANDS;
		} else {
			return humidity < 3 ? Biomes.BADLANDS : Biomes.WOODED_BADLANDS;
		}
	}

	private ResourceKey<Biome> pickPlateauBiome(int temperature, int humidity, Climate.Parameter param) {
		if (param.max() >= 0L) {
			ResourceKey<Biome> resourceKey = (this.modifier == OverworldBiomeBuilder.Modifier.WINTER_DROP
				? this.PLATEAU_BIOMES_VARIANT_WINTER_DROP
				: this.PLATEAU_BIOMES_VARIANT)[temperature][humidity];
			if (resourceKey != null) {
				return resourceKey;
			}
		}

		return this.PLATEAU_BIOMES[temperature][humidity];
	}

	private ResourceKey<Biome> pickPeakBiome(int temperature, int humidity, Climate.Parameter param) {
		if (temperature <= 2) {
			return param.max() < 0L ? Biomes.JAGGED_PEAKS : Biomes.FROZEN_PEAKS;
		} else {
			return temperature == 3 ? Biomes.STONY_PEAKS : this.pickBadlandsBiome(humidity, param);
		}
	}

	private ResourceKey<Biome> pickSlopeBiome(int temperature, int humidity, Climate.Parameter param) {
		if (temperature >= 3) {
			return this.pickPlateauBiome(temperature, humidity, param);
		} else {
			return humidity <= 1 ? Biomes.SNOWY_SLOPES : Biomes.GROVE;
		}
	}

	private ResourceKey<Biome> pickShatteredBiome(int temperature, int humidity, Climate.Parameter param) {
		ResourceKey<Biome> resourceKey = this.SHATTERED_BIOMES[temperature][humidity];
		return resourceKey == null ? this.pickMiddleBiome(temperature, humidity, param) : resourceKey;
	}

	private void addSurfaceBiome(
		Consumer<Pair<Climate.ParameterPoint, ResourceKey<Biome>>> consumer,
		Climate.Parameter temperature,
		Climate.Parameter humidity,
		Climate.Parameter continentalness,
		Climate.Parameter erosion,
		Climate.Parameter depth,
		float weirdness,
		ResourceKey<Biome> key
	) {
		consumer.accept(Pair.of(Climate.parameters(temperature, humidity, continentalness, erosion, Climate.Parameter.point(0.0F), depth, weirdness), key));
		consumer.accept(Pair.of(Climate.parameters(temperature, humidity, continentalness, erosion, Climate.Parameter.point(1.0F), depth, weirdness), key));
	}

	private void addUndergroundBiome(
		Consumer<Pair<Climate.ParameterPoint, ResourceKey<Biome>>> consumer,
		Climate.Parameter temperature,
		Climate.Parameter humidity,
		Climate.Parameter continentalness,
		Climate.Parameter erosion,
		Climate.Parameter depth,
		float weirdness,
		ResourceKey<Biome> key
	) {
		consumer.accept(Pair.of(Climate.parameters(temperature, humidity, continentalness, erosion, Climate.Parameter.span(0.2F, 0.9F), depth, weirdness), key));
	}

	private void addBottomBiome(
		Consumer<Pair<Climate.ParameterPoint, ResourceKey<Biome>>> consumer,
		Climate.Parameter temerature,
		Climate.Parameter humidity,
		Climate.Parameter continentalness,
		Climate.Parameter erosion,
		Climate.Parameter depth,
		float weirdness,
		ResourceKey<Biome> key
	) {
		consumer.accept(Pair.of(Climate.parameters(temerature, humidity, continentalness, erosion, Climate.Parameter.point(1.1F), depth, weirdness), key));
	}

	public static boolean isDeepDarkRegion(DensityFunction erosionFunction, DensityFunction depthFunction, FunctionContext functionContext) {
		return erosionFunction.compute(functionContext) < -0.225F && depthFunction.compute(functionContext) > 0.9F;
	}

	public static String getDebugStringForPeaksAndValleys(double peaksAndValleysData) {
		if (peaksAndValleysData < NoiseRouterData.peaksAndValleys(0.05F)) {
			return "Valley";
		} else if (peaksAndValleysData < NoiseRouterData.peaksAndValleys(0.26666668F)) {
			return "Low";
		} else if (peaksAndValleysData < NoiseRouterData.peaksAndValleys(0.4F)) {
			return "Mid";
		} else {
			return peaksAndValleysData < NoiseRouterData.peaksAndValleys(0.56666666F) ? "High" : "Peak";
		}
	}

	public String getDebugStringForContinentalness(double continentalness) {
		double d = Climate.quantizeCoord((float)continentalness);
		if (d < this.mushroomFieldsContinentalness.max()) {
			return "Mushroom fields";
		} else if (d < this.deepOceanContinentalness.max()) {
			return "Deep ocean";
		} else if (d < this.oceanContinentalness.max()) {
			return "Ocean";
		} else if (d < this.coastContinentalness.max()) {
			return "Coast";
		} else if (d < this.nearInlandContinentalness.max()) {
			return "Near inland";
		} else {
			return d < this.midInlandContinentalness.max() ? "Mid inland" : "Far inland";
		}
	}

	public String getDebugStringForErosion(double erosion) {
		return getDebugStringForNoiseValue(erosion, this.erosions);
	}

	public String getDebugStringForTemperature(double temperature) {
		return getDebugStringForNoiseValue(temperature, this.temperatures);
	}

	public String getDebugStringForHumidity(double humidity) {
		return getDebugStringForNoiseValue(humidity, this.humidities);
	}

	private static String getDebugStringForNoiseValue(double depth, Climate.Parameter[] values) {
		double d = Climate.quantizeCoord((float)depth);

		for (int i = 0; i < values.length; i++) {
			if (d < values[i].max()) {
				return i + "";
			}
		}

		return "?";
	}

	@VisibleForDebug
	public Climate.Parameter[] getTemperatureThresholds() {
		return this.temperatures;
	}

	@VisibleForDebug
	public Climate.Parameter[] getHumidityThresholds() {
		return this.humidities;
	}

	@VisibleForDebug
	public Climate.Parameter[] getErosionThresholds() {
		return this.erosions;
	}

	@VisibleForDebug
	public Climate.Parameter[] getContinentalnessThresholds() {
		return new Climate.Parameter[]{
			this.mushroomFieldsContinentalness,
			this.deepOceanContinentalness,
			this.oceanContinentalness,
			this.coastContinentalness,
			this.nearInlandContinentalness,
			this.midInlandContinentalness,
			this.farInlandContinentalness
		};
	}

	@VisibleForDebug
	public Climate.Parameter[] getPeaksAndValleysThresholds() {
		return new Climate.Parameter[]{
			Climate.Parameter.span(-2.0F, NoiseRouterData.peaksAndValleys(0.05F)),
			Climate.Parameter.span(NoiseRouterData.peaksAndValleys(0.05F), NoiseRouterData.peaksAndValleys(0.26666668F)),
			Climate.Parameter.span(NoiseRouterData.peaksAndValleys(0.26666668F), NoiseRouterData.peaksAndValleys(0.4F)),
			Climate.Parameter.span(NoiseRouterData.peaksAndValleys(0.4F), NoiseRouterData.peaksAndValleys(0.56666666F)),
			Climate.Parameter.span(NoiseRouterData.peaksAndValleys(0.56666666F), 2.0F)
		};
	}

	@VisibleForDebug
	public Climate.Parameter[] getWeirdnessThresholds() {
		return new Climate.Parameter[]{Climate.Parameter.span(-2.0F, 0.0F), Climate.Parameter.span(0.0F, 2.0F)};
	}

	public static enum Modifier {
		NONE,
		WINTER_DROP;
	}
}