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Ported old noise generator for double-block biomes

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This commit is contained in:
Frank 2021-12-09 00:12:13 +01:00
parent 45a24d4f8e
commit 8db15979a0
2 changed files with 36 additions and 1 deletions
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3
src/main/java/ru/bclib/api/biomes/BCLBiomeBuilder.java
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@ -39,6 +39,7 @@ import ru.bclib.util.ColorUtil;
import ru.bclib.world.biomes.BCLBiome;
import ru.bclib.world.features.BCLFeature;
import ru.bclib.world.structures.BCLStructureFeature;
import ru.bclib.world.surface.DoubleBlockSurfaceNoiseCondition;
public class BCLBiomeBuilder {
private static final BCLBiomeBuilder INSTANCE = new BCLBiomeBuilder();
@ -538,7 +539,7 @@ public class BCLBiomeBuilder {
SurfaceRules.sequence(
SurfaceRules.ifTrue(SurfaceRules.ON_FLOOR,
SurfaceRules.sequence(
SurfaceRules.ifTrue(SurfaceRules.noiseCondition(Noises.SURFACE, -0.1818, 0.1818), surfaceBlockA),
SurfaceRules.ifTrue(DoubleBlockSurfaceNoiseCondition.CONDITION, surfaceBlockA),
surfaceBlockB
)
),

34
src/main/java/ru/bclib/world/surface/DoubleBlockSurfaceNoiseCondition.java Normal file
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@ -0,0 +1,34 @@
package ru.bclib.world.surface;
import ru.bclib.api.biomes.SurfaceNoiseCondition;
import ru.bclib.mixin.common.SurfaceRulesContextAccessor;
import ru.bclib.noise.OpenSimplexNoise;
import ru.bclib.util.MHelper;
public class DoubleBlockSurfaceNoiseCondition extends SurfaceNoiseCondition {
public static final DoubleBlockSurfaceNoiseCondition CONDITION = new DoubleBlockSurfaceNoiseCondition(0);
private static final OpenSimplexNoise NOISE = new OpenSimplexNoise(4141);
private final double threshold;
public DoubleBlockSurfaceNoiseCondition(double threshold){
this.threshold = threshold;
}
private static int lastX = Integer.MIN_VALUE;
private static int lastZ = Integer.MIN_VALUE;
private static double lastValue = 0;
@Override
public boolean test(SurfaceRulesContextAccessor context) {
final int x = context.getBlockX();
final int z = context.getBlockZ();
if (lastX==x && lastZ==z) return lastValue > threshold;
double value = NOISE.eval(x * 0.1, z * 0.1) + MHelper.randRange(-0.4, 0.4, MHelper.RANDOM);
lastX=x;
lastZ=z;
lastValue=value;
return value > threshold;
}
}