GenLayerTemperatureNoise appears to work
This commit is contained in:
Adubbz
parent
cd015346de
commit
65305344f7
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@ -32,7 +32,7 @@ import java.util.Random;
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// https://github.com/TTFTCUTS/Pioneer/blob/master/src/main/java/ttftcuts/pioneer/map/MapColours.java
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public class BiomeMapColours
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{
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public static final boolean RANDOM_COLOURS = false;
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public static final boolean RANDOM_COLOURS = true;
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public static Map<Biome, Integer> biomeColours = new HashMap<Biome, Integer>();
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public static Random rand = new Random(50);
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@ -8,6 +8,8 @@
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package biomesoplenty.client.util;
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import biomesoplenty.common.world.BOPLayerUtil;
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import biomesoplenty.common.world.BOPWorldSettings;
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import biomesoplenty.common.world.layer.traits.LazyAreaLayerContextBOP;
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import com.google.common.collect.ImmutableList;
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import net.minecraft.init.Biomes;
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import net.minecraft.util.math.BlockPos;
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@ -162,10 +164,14 @@ public class GenLayerVisualizer
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int[] aint = new int[1];
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ImmutableList<IAreaFactory<LazyArea>> factoryList = BOPLayerUtil.createAreaFactories(WorldType.DEFAULT, settings, (seedModifier) -> {
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++aint[0];
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return new LazyAreaLayerContext(1, aint[0], 0, seedModifier);
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return new LazyAreaLayerContextBOP(1, aint[0], 0, seedModifier);
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});
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IAreaFactory<LazyArea> biomeAreaFactory = factoryList.get(0);
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IAreaFactory<LazyArea> biomeAreaFactory = BOPLayerUtil.createClimateFactory((seedModifier) -> {
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++aint[0];
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return new LazyAreaLayerContextBOP(1, aint[0], 348234231, seedModifier);
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}, new BOPWorldSettings());
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AreaDimension areaDimension = new AreaDimension(0, 0, CANVAS_WIDTH, CANVAS_HEIGHT);
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LazyArea area = biomeAreaFactory.make(areaDimension);
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@ -7,10 +7,11 @@
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******************************************************************************/
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package biomesoplenty.common.world;
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import biomesoplenty.common.world.layer.GenLayerTemperatureNoise;
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import biomesoplenty.common.world.layer.traits.LazyAreaLayerContextBOP;
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import com.google.common.collect.ImmutableList;
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import net.minecraft.world.WorldType;
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import net.minecraft.world.gen.IContextExtended;
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import net.minecraft.world.gen.LazyAreaLayerContext;
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import net.minecraft.world.gen.OverworldGenSettings;
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import net.minecraft.world.gen.area.IArea;
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import net.minecraft.world.gen.area.IAreaFactory;
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@ -21,7 +22,7 @@ import java.util.function.LongFunction;
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public class BOPLayerUtil
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{
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public static <T extends IArea, C extends IContextExtended<T>> IAreaFactory<T> createInitialLandAndSeaProcedure(LongFunction<C> contextFactory)
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public static <T extends IArea, C extends IContextExtended<T>> IAreaFactory<T> createInitialLandAndSeaFactory(LongFunction<C> contextFactory)
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{
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// NOTE: Normally AddSnow, CoolWarm, HeatIce and Special GenLayers occur here, but we handle those ourselves
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IAreaFactory<T> factory = GenLayerIsland.INSTANCE.apply(contextFactory.apply(1L));
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@ -32,11 +33,7 @@ public class BOPLayerUtil
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factory = GenLayerAddIsland.INSTANCE.apply(contextFactory.apply(50L), factory);
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factory = GenLayerAddIsland.INSTANCE.apply(contextFactory.apply(70L), factory);
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factory = GenLayerRemoveTooMuchOcean.INSTANCE.apply(contextFactory.apply(2L), factory);
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factory = GenLayerAddSnow.INSTANCE.apply(contextFactory.apply(2L), factory);
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factory = GenLayerAddIsland.INSTANCE.apply(contextFactory.apply(3L), factory);
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factory = GenLayerEdge.CoolWarm.INSTANCE.apply(contextFactory.apply(2L), factory);
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factory = GenLayerEdge.HeatIce.INSTANCE.apply(contextFactory.apply(2L), factory);
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factory = GenLayerEdge.Special.INSTANCE.apply(contextFactory.apply(3L), factory);
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factory = GenLayerZoom.NORMAL.apply(contextFactory.apply(2002L), factory);
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factory = GenLayerZoom.NORMAL.apply(contextFactory.apply(2003L), factory);
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factory = GenLayerAddIsland.INSTANCE.apply(contextFactory.apply(4L), factory);
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@ -45,11 +42,60 @@ public class BOPLayerUtil
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return factory;
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}
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public static <T extends IArea, C extends IContextExtended<T>> ImmutableList<IAreaFactory<T>> createAreaFactories(WorldType worldTypeIn, OverworldGenSettings settings, LongFunction<C> contextFactory)
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// superimpose hot and cold regions an a land and sea layer
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public static <T extends IArea, C extends IContextExtended<T>> IAreaFactory<T> createClimateFactory(LongFunction<C> contextFactory, BOPWorldSettings settings)
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{
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IAreaFactory<T> temperatureFactory;
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temperatureFactory = GenLayerTemperatureNoise.LARGE_ZONES.apply(contextFactory.apply(3L));
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/*switch (settings.tempScheme)
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{
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case LATITUDE: default:
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temperature = new GenLayerTemperatureLatitude(2L, 16, worldSeed);
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break;
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case SMALL_ZONES:
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temperature = new GenLayerTemperatureNoise(3L, worldSeed, 0.14D);
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break;
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case MEDIUM_ZONES:
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temperature = new GenLayerTemperatureNoise(4L, worldSeed, 0.08D);
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break;
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case LARGE_ZONES:
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temperature = new GenLayerTemperatureNoise(5L, worldSeed, 0.04D);
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break;
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case RANDOM:
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temperature = new GenLayerTemperatureRandom(6L);
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break;
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}*/
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/*GenLayer rainfall;
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switch(settings.rainScheme)
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{
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case SMALL_ZONES:
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rainfall = new GenLayerRainfallNoise(7L, worldSeed, 0.14D);
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break;
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case MEDIUM_ZONES: default:
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rainfall = new GenLayerRainfallNoise(8L, worldSeed, 0.08D);
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break;
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case LARGE_ZONES:
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rainfall = new GenLayerRainfallNoise(9L, worldSeed, 0.04D);
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break;
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case RANDOM:
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rainfall = new GenLayerRainfallRandom(10L);
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break;
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}
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GenLayerClimate climate = new GenLayerClimate(103L, temperature, rainfall);
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// stack = new GenLayerEdge(3L, stack, GenLayerEdge.Mode.SPECIAL);
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return climate;*/
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return temperatureFactory;
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}
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public static <T extends IArea, C extends IContextExtended<T>> ImmutableList<IAreaFactory<T>> createAreaFactories(WorldType worldType, OverworldGenSettings settings, LongFunction<C> contextFactory)
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{
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// Create the initial land and sea layer. Is also responsible for adding deep oceans
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// and mushroom islands
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IAreaFactory<T> landSeaFactory = createInitialLandAndSeaProcedure(contextFactory);
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IAreaFactory<T> landSeaFactory = createInitialLandAndSeaFactory(contextFactory);
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// Determines positions for all of the new ocean subbiomes added in 1.13
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IAreaFactory<T> oceanBiomeFactory = OceanLayer.INSTANCE.apply(contextFactory.apply(2L));
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@ -62,14 +108,14 @@ public class BOPLayerUtil
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riverSize = settings.getRiverSize();
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}
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biomeSize = LayerUtil.getModdedBiomeSize(worldTypeIn, biomeSize);
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biomeSize = LayerUtil.getModdedBiomeSize(worldType, biomeSize);
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// Fork off a new branch as a seed for rivers and sub biomes
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IAreaFactory<T> riverAndSubBiomesInitFactory = GenLayerRiverInit.INSTANCE.apply(contextFactory.apply(100L), landSeaFactory);
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riverAndSubBiomesInitFactory = LayerUtil.repeat(1000L, GenLayerZoom.NORMAL, riverAndSubBiomesInitFactory, 2, contextFactory);
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// Allocate the biomes
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IAreaFactory<T> biomesFactory = worldTypeIn.getBiomeLayer(landSeaFactory, settings, contextFactory);
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IAreaFactory<T> biomesFactory = worldType.getBiomeLayer(landSeaFactory, settings, contextFactory);
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biomesFactory = GenLayerHills.INSTANCE.apply(contextFactory.apply(1000L), biomesFactory, riverAndSubBiomesInitFactory);
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// Develop the rivers branch
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@ -106,7 +152,7 @@ public class BOPLayerUtil
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ImmutableList<IAreaFactory<LazyArea>> factoryList = createAreaFactories(worldType, settings, (seedModifier) ->
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{
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++layerCount[0];
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return new LazyAreaLayerContext(1, layerCount[0], seed, seedModifier);
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return new LazyAreaLayerContextBOP(1, layerCount[0], seed, seedModifier);
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});
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GenLayer biomesLayer = new GenLayer(factoryList.get(0));
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GenLayer voroniZoomBiomesLayer = new GenLayer(factoryList.get(1));
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@ -0,0 +1,151 @@
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package biomesoplenty.common.world;
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/**
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* A speed-improved simplex noise algorithm for 2D in Java.
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*
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* Based on example code by Stefan Gustavson (stegu@itn.liu.se).
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* Optimisations by Peter Eastman (peastman@drizzle.stanford.edu).
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* Better rank ordering method by Stefan Gustavson in 2012.
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*
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* This could be speeded up even further, but it's useful as it is.
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*
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* Version 2012-03-09
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*
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* This code was placed in the public domain by its original author,
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* Stefan Gustavson. You may use it as you see fit, but
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* attribution is appreciated.
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*/
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public final class SimplexNoise {
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private static Grad[] grad2 = {
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new Grad(1, 1), new Grad(-1, 1), new Grad(1, -1), new Grad(-1, -1),
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new Grad(1, 0), new Grad(-1, 0), new Grad(1, 0), new Grad(-1, 0),
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new Grad(0, 1), new Grad(0, -1), new Grad(0, 1), new Grad(0, -1)
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};
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private static short[] p = {151, 160, 137, 91, 90, 15, 131, 13, 201, 95, 96, 53, 194, 233, 7, 225, 140, 36, 103,
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30, 69, 142, 8, 99, 37, 240, 21, 10, 23,
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190, 6, 148, 247, 120, 234, 75, 0, 26, 197, 62, 94, 252, 219, 203, 117, 35, 11, 32, 57, 177, 33, 88, 237, 149, 56, 87, 174, 20, 125, 136, 171, 168,
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68, 175, 74, 165, 71, 134, 139, 48, 27, 166, 77, 146, 158, 231, 83, 111, 229, 122, 60, 211, 133, 230, 220, 105, 92, 41, 55, 46, 245, 40, 244, 102,
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143, 54, 65, 25, 63, 161, 1, 216, 80, 73, 209, 76, 132, 187, 208, 89, 18, 169, 200, 196, 135, 130, 116, 188, 159, 86, 164, 100, 109, 198, 173, 186,
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3, 64, 52, 217, 226, 250, 124, 123, 5, 202, 38, 147, 118, 126, 255, 82, 85, 212, 207, 206, 59, 227, 47, 16, 58, 17, 182, 189, 28, 42, 223, 183,
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170, 213, 119, 248, 152, 2, 44, 154, 163, 70, 221, 153, 101, 155, 167, 43, 172, 9, 129, 22, 39, 253, 19, 98, 108, 110, 79, 113, 224, 232, 178, 185,
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112, 104, 218, 246, 97, 228, 251, 34, 242, 193, 238, 210, 144, 12, 191, 179, 162, 241, 81, 51, 145, 235, 249, 14, 239, 107, 49, 192, 214, 31, 181,
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199, 106, 157, 184, 84, 204, 176, 115, 121, 50, 45, 127, 4, 150, 254, 138, 236, 205, 93, 222, 114, 67, 29, 24, 72, 243, 141, 128, 195, 78, 66, 215,
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61, 156, 180};
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// To remove the need for index wrapping, double the permutation table length
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private static short[] perm = new short[512];
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private static short[] permMod12 = new short[512];
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static {
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for (int i = 0; i < 512; i++) {
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perm[i] = p[i & 255];
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permMod12[i] = (short) (perm[i] % 12);
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}
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}
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// Skewing and unskewing factors for 2, 3, and 4 dimensions
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private static final double F2 = 0.5 * (Math.sqrt(3.0) - 1.0);
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private static final double G2 = (3.0 - Math.sqrt(3.0)) / 6.0;
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/**
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* Deactivate constructor
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*/
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private SimplexNoise() {
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}
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// This method is a *lot* faster than using (int)Math.floor(x)
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private static int fastfloor(double x) {
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int xi = (int) x;
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return x < xi ? xi - 1 : xi;
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}
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private static double dot(Grad g, double x, double y) {
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return g.x * x + g.y * y;
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}
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// 2D simplex noise
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public static double noise(double xin, double yin) {
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double n0, n1, n2; // Noise contributions from the three corners
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// Skew the input space to determine which simplex cell we're in
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double s = (xin + yin) * F2; // Hairy factor for 2D
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int i = fastfloor(xin + s);
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int j = fastfloor(yin + s);
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double t = (i + j) * G2;
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double originX0 = i - t; // Unskew the cell origin back to (x,y) space
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double originY0 = j - t;
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double x0 = xin - originX0; // The x,y distances from the cell origin
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double y0 = yin - originY0;
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// For the 2D case, the simplex shape is an equilateral triangle.
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// Determine which simplex we are in.
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int i1, j1; // Offsets for second (middle) corner of simplex in (i,j) coords
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if (x0 > y0) {
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i1 = 1;
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j1 = 0;
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} else {
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// lower triangle, XY order: (0,0)->(1,0)->(1,1)
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i1 = 0;
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j1 = 1;
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} // upper triangle, YX order: (0,0)->(0,1)->(1,1)
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// A step of (1,0) in (i,j) means a step of (1-c,-c) in (x,y), and
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// a step of (0,1) in (i,j) means a step of (-c,1-c) in (x,y), where
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// c = (3-sqrt(3))/6
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double x1 = x0 - i1 + G2; // Offsets for middle corner in (x,y) unskewed coords
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double y1 = y0 - j1 + G2;
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double x2 = x0 - 1.0 + 2.0 * G2; // Offsets for last corner in (x,y) unskewed coords
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double y2 = y0 - 1.0 + 2.0 * G2;
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// Work out the hashed gradient indices of the three simplex corners
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int ii = i & 255;
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int jj = j & 255;
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int gi0 = permMod12[ii + perm[jj]];
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int gi1 = permMod12[ii + i1 + perm[jj + j1]];
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int gi2 = permMod12[ii + 1 + perm[jj + 1]];
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// Calculate the contribution from the three corners
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double t0 = 0.5 - x0 * x0 - y0 * y0;
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if (t0 < 0) {
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n0 = 0.0;
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} else {
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t0 *= t0;
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n0 = t0 * t0 * dot(grad2[gi0], x0, y0); // (x,y) of grad3 used for 2D gradient
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}
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double t1 = 0.5 - x1 * x1 - y1 * y1;
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if (t1 < 0) {
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n1 = 0.0;
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} else {
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t1 *= t1;
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n1 = t1 * t1 * dot(grad2[gi1], x1, y1);
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}
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double t2 = 0.5 - x2 * x2 - y2 * y2;
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if (t2 < 0) {
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n2 = 0.0;
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} else {
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t2 *= t2;
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n2 = t2 * t2 * dot(grad2[gi2], x2, y2);
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}
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// Add contributions from each corner to get the final noise value.
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// The result is scaled to return values in the interval [-1,1].
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return 70.0 * (n0 + n1 + n2);
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}
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// Inner class to speed up gradient computations
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// (array access is a lot slower than member access)
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private static class Grad {
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double x, y;
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Grad(double x, double y) {
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this.x = x;
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this.y = y;
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}
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}
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public static void main(String[] args)
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{
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double startX = 0.3543276545;
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double startZ = 0.534523434;
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double d = 0.11111;
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for (int i = 0; i < 1000; i++)
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{
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System.out.println(SimplexNoise.noise(startX + d * i, startZ + d * i));
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}
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}
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}
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@ -0,0 +1,46 @@
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/*******************************************************************************
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* Copyright 2014-2019, the Biomes O' Plenty Team
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*
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* This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International Public License.
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*
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* To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/.
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******************************************************************************/
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package biomesoplenty.common.world.layer;
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import biomesoplenty.common.world.SimplexNoise;
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import biomesoplenty.common.world.layer.traits.IBOPAreaTransformer;
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import biomesoplenty.common.world.layer.traits.IBOPContextExtended;
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import net.minecraft.world.gen.area.AreaDimension;
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public enum GenLayerTemperatureNoise implements IBOPAreaTransformer
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{
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SMALL_ZONES(0.14D),
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MEDIUM_ZONES(0.08D),
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LARGE_ZONES(0.04D);
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private final double scale;
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GenLayerTemperatureNoise(double scale)
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{
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this.scale = scale;
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}
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@Override
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public int apply(IBOPContextExtended context, AreaDimension areaDimension, int x, int z)
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{
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double xOffset = (double)(context.getWorldSeed() & 0xFFFFFF) * 0.000001D;
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double zOffset = (double)(context.getWorldSeed() & 0xFFFFFF) * 0.000002D;
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double noiseVal = SimplexNoise.noise((x + xOffset) * this.scale, (z + zOffset) * this.scale);
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// boundaries were determined empirically by analyzing statistically output from the SimplexNoise function, and splitting into 9 equally likely groups
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if (noiseVal < -0.619D) return 0;
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else if (noiseVal < -0.503D) return 1;
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else if (noiseVal < -0.293D) return 2;
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else if (noiseVal < -0.120D) return 3;
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else if (noiseVal < 0.085D) return 4;
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else if (noiseVal < 0.252D) return 5;
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else if (noiseVal < 0.467D) return 6;
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else if (noiseVal < 0.619D) return 7;
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else return 8;
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}
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}
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@ -0,0 +1,35 @@
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/*******************************************************************************
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* Copyright 2014-2019, the Biomes O' Plenty Team
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*
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* This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International Public License.
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*
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* To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/.
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******************************************************************************/
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package biomesoplenty.common.world.layer.traits;
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import net.minecraft.world.gen.IContextExtended;
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import net.minecraft.world.gen.area.AreaDimension;
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import net.minecraft.world.gen.area.IArea;
|
||||
import net.minecraft.world.gen.area.IAreaFactory;
|
||||
|
||||
public interface IBOPAreaTransformer
|
||||
{
|
||||
default <R extends IArea> IAreaFactory<R> apply(IContextExtended<R> context)
|
||||
{
|
||||
if (!(context instanceof IBOPContextExtended))
|
||||
throw new IllegalArgumentException("Context must be an IBOPContextExtended");
|
||||
|
||||
IBOPContextExtended<R> bopContext = (IBOPContextExtended<R>)context;
|
||||
|
||||
// Create a new IAreaFactory
|
||||
return (areaDimension) ->
|
||||
// Return a new IArea, with the below IPixelTransformer
|
||||
context.makeArea(areaDimension, (x, z) ->
|
||||
{
|
||||
context.setPosition((long)(x + areaDimension.getStartX()), (long)(z + areaDimension.getStartZ()));
|
||||
return this.apply(bopContext, areaDimension, x, z);
|
||||
});
|
||||
}
|
||||
|
||||
int apply(IBOPContextExtended context, AreaDimension areaDimension, int x, int z);
|
||||
}
|
||||
|
|
@ -0,0 +1,16 @@
|
|||
/*******************************************************************************
|
||||
* 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.layer.traits;
|
||||
|
||||
import net.minecraft.world.gen.IContextExtended;
|
||||
import net.minecraft.world.gen.area.IArea;
|
||||
|
||||
public interface IBOPContextExtended<R extends IArea> extends IContextExtended<R>
|
||||
{
|
||||
long getWorldSeed();
|
||||
}
|
||||
|
|
@ -0,0 +1,28 @@
|
|||
/*******************************************************************************
|
||||
* 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.layer.traits;
|
||||
|
||||
import net.minecraft.world.gen.LazyAreaLayerContext;
|
||||
import net.minecraft.world.gen.area.LazyArea;
|
||||
|
||||
public class LazyAreaLayerContextBOP extends LazyAreaLayerContext implements IBOPContextExtended<LazyArea>
|
||||
{
|
||||
private long worldSeed;
|
||||
|
||||
public LazyAreaLayerContextBOP(int maxCacheSize, int layerCount, long seed, long seedModifier)
|
||||
{
|
||||
super(maxCacheSize, layerCount, seed, seedModifier);
|
||||
this.worldSeed = seed;
|
||||
}
|
||||
|
||||
@Override
|
||||
public long getWorldSeed()
|
||||
{
|
||||
return this.worldSeed;
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue