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Fix decorator determinism (#1144)

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Julian Krings 2025-01-15 11:30:34 +01:00 committed by GitHub
parent 1c3bff7559
commit d4986f42a6
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6 changed files with 57 additions and 46 deletions
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16
core/src/main/java/com/volmit/iris/engine/decorator/IrisCeilingDecorator.java
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@ -18,13 +18,13 @@
package com.volmit.iris.engine.decorator; package com.volmit.iris.engine.decorator;
import com.volmit.iris.engine.data.cache.Cache;
import com.volmit.iris.engine.framework.Engine; import com.volmit.iris.engine.framework.Engine;
import com.volmit.iris.engine.object.IrisBiome; import com.volmit.iris.engine.object.IrisBiome;
import com.volmit.iris.engine.object.IrisDecorationPart; import com.volmit.iris.engine.object.IrisDecorationPart;
import com.volmit.iris.engine.object.IrisDecorator; import com.volmit.iris.engine.object.IrisDecorator;
import com.volmit.iris.util.documentation.BlockCoordinates; import com.volmit.iris.util.documentation.BlockCoordinates;
import com.volmit.iris.util.hunk.Hunk; import com.volmit.iris.util.hunk.Hunk;
import com.volmit.iris.util.math.RNG;
import org.bukkit.Material; import org.bukkit.Material;
import org.bukkit.block.BlockFace; import org.bukkit.block.BlockFace;
import org.bukkit.block.data.BlockData; import org.bukkit.block.data.BlockData;
@ -38,12 +38,14 @@ public class IrisCeilingDecorator extends IrisEngineDecorator {
@BlockCoordinates @BlockCoordinates
@Override @Override
public void decorate(int x, int z, int realX, int realX1, int realX_1, int realZ, int realZ1, int realZ_1, Hunk<BlockData> data, IrisBiome biome, int height, int max) { public void decorate(int x, int z, int realX, int realX1, int realX_1, int realZ, int realZ1, int realZ_1, Hunk<BlockData> data, IrisBiome biome, int height, int max) {
IrisDecorator decorator = getDecorator(biome, realX, realZ); RNG rng = getRNG(realX, realZ);
IrisDecorator decorator = getDecorator(rng, biome, realX, realZ);
if (decorator != null) { if (decorator != null) {
if (!decorator.isStacking()) { if (!decorator.isStacking()) {
data.set(x, height, z, fixFaces(decorator.getBlockData100(biome, getRng(), realX, height, realZ, getData()), data, x, z, realX, height, realZ)); data.set(x, height, z, fixFaces(decorator.getBlockData100(biome, rng, realX, height, realZ, getData()), data, x, z, realX, height, realZ));
} else { } else {
int stack = decorator.getHeight(getRng().nextParallelRNG(Cache.key(realX, realZ)), realX, realZ, getData()); int stack = decorator.getHeight(rng, realX, realZ, getData());
if (decorator.isScaleStack()) { if (decorator.isScaleStack()) {
stack = Math.min((int) Math.ceil((double) max * ((double) stack / 100)), decorator.getAbsoluteMaxStack()); stack = Math.min((int) Math.ceil((double) max * ((double) stack / 100)), decorator.getAbsoluteMaxStack());
} else { } else {
@ -51,7 +53,7 @@ public class IrisCeilingDecorator extends IrisEngineDecorator {
} }
if (stack == 1) { if (stack == 1) {
data.set(x, height, z, decorator.getBlockDataForTop(biome, getRng(), realX, height, realZ, getData())); data.set(x, height, z, decorator.getBlockDataForTop(biome, rng, realX, height, realZ, getData()));
return; return;
} }
@ -64,8 +66,8 @@ public class IrisCeilingDecorator extends IrisEngineDecorator {
double threshold = (((double) i) / (double) (stack - 1)); double threshold = (((double) i) / (double) (stack - 1));
BlockData bd = threshold >= decorator.getTopThreshold() ? BlockData bd = threshold >= decorator.getTopThreshold() ?
decorator.getBlockDataForTop(biome, getRng(), realX, h, realZ, getData()) : decorator.getBlockDataForTop(biome, rng, realX, h, realZ, getData()) :
decorator.getBlockData100(biome, getRng(), realX, h, realZ, getData()); decorator.getBlockData100(biome, rng, realX, h, realZ, getData());
if (bd instanceof PointedDripstone) { if (bd instanceof PointedDripstone) {
PointedDripstone.Thickness th = PointedDripstone.Thickness.BASE; PointedDripstone.Thickness th = PointedDripstone.Thickness.BASE;

25
core/src/main/java/com/volmit/iris/engine/decorator/IrisEngineDecorator.java
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@ -19,7 +19,6 @@
package com.volmit.iris.engine.decorator; package com.volmit.iris.engine.decorator;
import com.volmit.iris.Iris; import com.volmit.iris.Iris;
import com.volmit.iris.engine.data.cache.Cache;
import com.volmit.iris.engine.framework.Engine; import com.volmit.iris.engine.framework.Engine;
import com.volmit.iris.engine.framework.EngineAssignedComponent; import com.volmit.iris.engine.framework.EngineAssignedComponent;
import com.volmit.iris.engine.framework.EngineDecorator; import com.volmit.iris.engine.framework.EngineDecorator;
@ -29,6 +28,7 @@ import com.volmit.iris.engine.object.IrisDecorator;
import com.volmit.iris.util.collection.KList; import com.volmit.iris.util.collection.KList;
import com.volmit.iris.util.data.B; import com.volmit.iris.util.data.B;
import com.volmit.iris.util.hunk.Hunk; import com.volmit.iris.util.hunk.Hunk;
import com.volmit.iris.util.documentation.BlockCoordinates;
import com.volmit.iris.util.math.RNG; import com.volmit.iris.util.math.RNG;
import lombok.Getter; import lombok.Getter;
import org.bukkit.block.BlockFace; import org.bukkit.block.BlockFace;
@ -37,26 +37,31 @@ import org.bukkit.block.data.BlockData;
import org.bukkit.block.data.MultipleFacing; import org.bukkit.block.data.MultipleFacing;
public abstract class IrisEngineDecorator extends EngineAssignedComponent implements EngineDecorator { public abstract class IrisEngineDecorator extends EngineAssignedComponent implements EngineDecorator {
@Getter
private final RNG rng;
@Getter @Getter
private final IrisDecorationPart part; private final IrisDecorationPart part;
private final long seed;
private final long modX, modZ;
public IrisEngineDecorator(Engine engine, String name, IrisDecorationPart part) { public IrisEngineDecorator(Engine engine, String name, IrisDecorationPart part) {
super(engine, name + " Decorator"); super(engine, name + " Decorator");
this.part = part; this.part = part;
this.rng = new RNG(getSeed() + 29356788 - (part.ordinal() * 10439677L)); this.seed = getSeed() + 29356788 - (part.ordinal() * 10439677L);
this.modX = 29356788 ^ (part.ordinal() + 6);
this.modZ = 10439677 ^ (part.ordinal() + 1);
} }
protected IrisDecorator getDecorator(IrisBiome biome, double realX, double realZ) { @BlockCoordinates
KList<IrisDecorator> v = new KList<>(); protected RNG getRNG(int x, int z) {
RNG rng = new RNG(Cache.key((int) realX, (int) realZ)); return new RNG(x * modX + z * modZ + seed);
}
protected IrisDecorator getDecorator(RNG rng, IrisBiome biome, double realX, double realZ) {
KList<IrisDecorator> v = new KList<>();
RNG gRNG = new RNG(seed);
for (IrisDecorator i : biome.getDecorators()) { for (IrisDecorator i : biome.getDecorators()) {
try { try {
if (i.getPartOf().equals(part) && i.getBlockData(biome, this.rng, realX, realZ, getData()) != null) { if (i.getPartOf().equals(part) && i.getBlockData(biome, gRNG, realX, realZ, getData()) != null) {
v.add(i); v.add(i);
} }
} catch (Throwable e) { } catch (Throwable e) {

15
core/src/main/java/com/volmit/iris/engine/decorator/IrisSeaFloorDecorator.java
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@ -18,13 +18,13 @@
package com.volmit.iris.engine.decorator; package com.volmit.iris.engine.decorator;
import com.volmit.iris.engine.data.cache.Cache;
import com.volmit.iris.engine.framework.Engine; import com.volmit.iris.engine.framework.Engine;
import com.volmit.iris.engine.object.IrisBiome; import com.volmit.iris.engine.object.IrisBiome;
import com.volmit.iris.engine.object.IrisDecorationPart; import com.volmit.iris.engine.object.IrisDecorationPart;
import com.volmit.iris.engine.object.IrisDecorator; import com.volmit.iris.engine.object.IrisDecorator;
import com.volmit.iris.util.documentation.BlockCoordinates; import com.volmit.iris.util.documentation.BlockCoordinates;
import com.volmit.iris.util.hunk.Hunk; import com.volmit.iris.util.hunk.Hunk;
import com.volmit.iris.util.math.RNG;
import org.bukkit.block.data.BlockData; import org.bukkit.block.data.BlockData;
public class IrisSeaFloorDecorator extends IrisEngineDecorator { public class IrisSeaFloorDecorator extends IrisEngineDecorator {
@ -35,7 +35,8 @@ public class IrisSeaFloorDecorator extends IrisEngineDecorator {
@BlockCoordinates @BlockCoordinates
@Override @Override
public void decorate(int x, int z, int realX, int realX1, int realX_1, int realZ, int realZ1, int realZ_1, Hunk<BlockData> data, IrisBiome biome, int height, int max) { public void decorate(int x, int z, int realX, int realX1, int realX_1, int realZ, int realZ1, int realZ_1, Hunk<BlockData> data, IrisBiome biome, int height, int max) {
IrisDecorator decorator = getDecorator(biome, realX, realZ); RNG rng = getRNG(realX, realZ);
IrisDecorator decorator = getDecorator(rng, biome, realX, realZ);
if (decorator != null) { if (decorator != null) {
if (!decorator.isStacking()) { if (!decorator.isStacking()) {
@ -44,17 +45,17 @@ public class IrisSeaFloorDecorator extends IrisEngineDecorator {
return; return;
} }
if (height >= 0 || height < getEngine().getHeight()) { if (height >= 0 || height < getEngine().getHeight()) {
data.set(x, height, z, decorator.getBlockData100(biome, getRng(), realX, height, realZ, getData())); data.set(x, height, z, decorator.getBlockData100(biome, rng, realX, height, realZ, getData()));
} }
} else { } else {
int stack = decorator.getHeight(getRng().nextParallelRNG(Cache.key(realX, realZ)), realX, realZ, getData()); int stack = decorator.getHeight(rng, realX, realZ, getData());
if (decorator.isScaleStack()) { if (decorator.isScaleStack()) {
int maxStack = max - height; int maxStack = max - height;
stack = (int) Math.ceil((double) maxStack * ((double) stack / 100)); stack = (int) Math.ceil((double) maxStack * ((double) stack / 100));
} else stack = Math.min(stack, max - height); } else stack = Math.min(stack, max - height);
if (stack == 1) { if (stack == 1) {
data.set(x, height, z, decorator.getBlockDataForTop(biome, getRng(), realX, height, realZ, getData())); data.set(x, height, z, decorator.getBlockDataForTop(biome, rng, realX, height, realZ, getData()));
return; return;
} }
@ -66,8 +67,8 @@ public class IrisSeaFloorDecorator extends IrisEngineDecorator {
double threshold = ((double) i) / (stack - 1); double threshold = ((double) i) / (stack - 1);
data.set(x, h, z, threshold >= decorator.getTopThreshold() ? data.set(x, h, z, threshold >= decorator.getTopThreshold() ?
decorator.getBlockDataForTop(biome, getRng(), realX, h, realZ, getData()) : decorator.getBlockDataForTop(biome, rng, realX, h, realZ, getData()) :
decorator.getBlockData100(biome, getRng(), realX, h, realZ, getData())); decorator.getBlockData100(biome, rng, realX, h, realZ, getData()));
} }
} }
} }

15
core/src/main/java/com/volmit/iris/engine/decorator/IrisSeaSurfaceDecorator.java
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@ -18,13 +18,13 @@
package com.volmit.iris.engine.decorator; package com.volmit.iris.engine.decorator;
import com.volmit.iris.engine.data.cache.Cache;
import com.volmit.iris.engine.framework.Engine; import com.volmit.iris.engine.framework.Engine;
import com.volmit.iris.engine.object.IrisBiome; import com.volmit.iris.engine.object.IrisBiome;
import com.volmit.iris.engine.object.IrisDecorationPart; import com.volmit.iris.engine.object.IrisDecorationPart;
import com.volmit.iris.engine.object.IrisDecorator; import com.volmit.iris.engine.object.IrisDecorator;
import com.volmit.iris.util.documentation.BlockCoordinates; import com.volmit.iris.util.documentation.BlockCoordinates;
import com.volmit.iris.util.hunk.Hunk; import com.volmit.iris.util.hunk.Hunk;
import com.volmit.iris.util.math.RNG;
import org.bukkit.block.data.BlockData; import org.bukkit.block.data.BlockData;
public class IrisSeaSurfaceDecorator extends IrisEngineDecorator { public class IrisSeaSurfaceDecorator extends IrisEngineDecorator {
@ -35,22 +35,23 @@ public class IrisSeaSurfaceDecorator extends IrisEngineDecorator {
@BlockCoordinates @BlockCoordinates
@Override @Override
public void decorate(int x, int z, int realX, int realX1, int realX_1, int realZ, int realZ1, int realZ_1, Hunk<BlockData> data, IrisBiome biome, int height, int max) { public void decorate(int x, int z, int realX, int realX1, int realX_1, int realZ, int realZ1, int realZ_1, Hunk<BlockData> data, IrisBiome biome, int height, int max) {
IrisDecorator decorator = getDecorator(biome, realX, realZ); RNG rng = getRNG(realX, realZ);
IrisDecorator decorator = getDecorator(rng, biome, realX, realZ);
if (decorator != null) { if (decorator != null) {
if (!decorator.isStacking()) { if (!decorator.isStacking()) {
if (height >= 0 || height < getEngine().getHeight()) { if (height >= 0 || height < getEngine().getHeight()) {
data.set(x, height + 1, z, decorator.getBlockData100(biome, getRng(), realX, height, realZ, getData())); data.set(x, height + 1, z, decorator.getBlockData100(biome, rng, realX, height, realZ, getData()));
} }
} else { } else {
int stack = decorator.getHeight(getRng().nextParallelRNG(Cache.key(realX, realZ)), realX, realZ, getData()); int stack = decorator.getHeight(rng, realX, realZ, getData());
if (decorator.isScaleStack()) { if (decorator.isScaleStack()) {
int maxStack = max - height; int maxStack = max - height;
stack = (int) Math.ceil((double) maxStack * ((double) stack / 100)); stack = (int) Math.ceil((double) maxStack * ((double) stack / 100));
} }
if (stack == 1) { if (stack == 1) {
data.set(x, height, z, decorator.getBlockDataForTop(biome, getRng(), realX, height, realZ, getData())); data.set(x, height, z, decorator.getBlockDataForTop(biome, rng, realX, height, realZ, getData()));
return; return;
} }
@ -62,8 +63,8 @@ public class IrisSeaSurfaceDecorator extends IrisEngineDecorator {
double threshold = ((double) i) / (stack - 1); double threshold = ((double) i) / (stack - 1);
data.set(x, h + 1, z, threshold >= decorator.getTopThreshold() ? data.set(x, h + 1, z, threshold >= decorator.getTopThreshold() ?
decorator.getBlockDataForTop(biome, getRng().nextParallelRNG(i), realX, h, realZ, getData()) : decorator.getBlockDataForTop(biome, rng, realX, h, realZ, getData()) :
decorator.getBlockData100(biome, getRng().nextParallelRNG(i), realX, h, realZ, getData())); decorator.getBlockData100(biome, rng, realX, h, realZ, getData()));
} }
} }
} }

15
core/src/main/java/com/volmit/iris/engine/decorator/IrisShoreLineDecorator.java
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@ -18,13 +18,13 @@
package com.volmit.iris.engine.decorator; package com.volmit.iris.engine.decorator;
import com.volmit.iris.engine.data.cache.Cache;
import com.volmit.iris.engine.framework.Engine; import com.volmit.iris.engine.framework.Engine;
import com.volmit.iris.engine.object.IrisBiome; import com.volmit.iris.engine.object.IrisBiome;
import com.volmit.iris.engine.object.IrisDecorationPart; import com.volmit.iris.engine.object.IrisDecorationPart;
import com.volmit.iris.engine.object.IrisDecorator; import com.volmit.iris.engine.object.IrisDecorator;
import com.volmit.iris.util.documentation.BlockCoordinates; import com.volmit.iris.util.documentation.BlockCoordinates;
import com.volmit.iris.util.hunk.Hunk; import com.volmit.iris.util.hunk.Hunk;
import com.volmit.iris.util.math.RNG;
import org.bukkit.block.data.BlockData; import org.bukkit.block.data.BlockData;
public class IrisShoreLineDecorator extends IrisEngineDecorator { public class IrisShoreLineDecorator extends IrisEngineDecorator {
@ -42,7 +42,8 @@ public class IrisShoreLineDecorator extends IrisEngineDecorator {
Math.round(getComplex().getHeightStream().get(realX, realZ1)) < getComplex().getFluidHeight() || Math.round(getComplex().getHeightStream().get(realX, realZ1)) < getComplex().getFluidHeight() ||
Math.round(getComplex().getHeightStream().get(realX, realZ_1)) < getComplex().getFluidHeight() Math.round(getComplex().getHeightStream().get(realX, realZ_1)) < getComplex().getFluidHeight()
) { ) {
IrisDecorator decorator = getDecorator(biome, realX, realZ); RNG rng = getRNG(realX, realZ);
IrisDecorator decorator = getDecorator(rng, biome, realX, realZ);
if (decorator != null) { if (decorator != null) {
if (!decorator.isForcePlace() && !decorator.getSlopeCondition().isDefault() if (!decorator.isForcePlace() && !decorator.getSlopeCondition().isDefault()
@ -51,16 +52,16 @@ public class IrisShoreLineDecorator extends IrisEngineDecorator {
} }
if (!decorator.isStacking()) { if (!decorator.isStacking()) {
data.set(x, height + 1, z, decorator.getBlockData100(biome, getRng(), realX, height, realZ, getData())); data.set(x, height + 1, z, decorator.getBlockData100(biome, rng, realX, height, realZ, getData()));
} else { } else {
int stack = decorator.getHeight(getRng().nextParallelRNG(Cache.key(realX, realZ)), realX, realZ, getData()); int stack = decorator.getHeight(rng, realX, realZ, getData());
if (decorator.isScaleStack()) { if (decorator.isScaleStack()) {
int maxStack = max - height; int maxStack = max - height;
stack = (int) Math.ceil((double) maxStack * ((double) stack / 100)); stack = (int) Math.ceil((double) maxStack * ((double) stack / 100));
} else stack = Math.min(max - height, stack); } else stack = Math.min(max - height, stack);
if (stack == 1) { if (stack == 1) {
data.set(x, height, z, decorator.getBlockDataForTop(biome, getRng(), realX, height, realZ, getData())); data.set(x, height, z, decorator.getBlockDataForTop(biome, rng, realX, height, realZ, getData()));
return; return;
} }
@ -68,8 +69,8 @@ public class IrisShoreLineDecorator extends IrisEngineDecorator {
int h = height + i; int h = height + i;
double threshold = ((double) i) / (stack - 1); double threshold = ((double) i) / (stack - 1);
data.set(x, h + 1, z, threshold >= decorator.getTopThreshold() ? data.set(x, h + 1, z, threshold >= decorator.getTopThreshold() ?
decorator.getBlockDataForTop(biome, getRng(), realX, h, realZ, getData()) : decorator.getBlockDataForTop(biome, rng, realX, h, realZ, getData()) :
decorator.getBlockData100(biome, getRng(), realX, h, realZ, getData())); decorator.getBlockData100(biome, rng, realX, h, realZ, getData()));
} }
} }
} }

17
core/src/main/java/com/volmit/iris/engine/decorator/IrisSurfaceDecorator.java
View File

@ -19,7 +19,6 @@
package com.volmit.iris.engine.decorator; package com.volmit.iris.engine.decorator;
import com.volmit.iris.Iris; import com.volmit.iris.Iris;
import com.volmit.iris.engine.data.cache.Cache;
import com.volmit.iris.engine.framework.Engine; import com.volmit.iris.engine.framework.Engine;
import com.volmit.iris.engine.object.InferredType; import com.volmit.iris.engine.object.InferredType;
import com.volmit.iris.engine.object.IrisBiome; import com.volmit.iris.engine.object.IrisBiome;
@ -28,6 +27,7 @@ import com.volmit.iris.engine.object.IrisDecorator;
import com.volmit.iris.util.data.B; import com.volmit.iris.util.data.B;
import com.volmit.iris.util.documentation.BlockCoordinates; import com.volmit.iris.util.documentation.BlockCoordinates;
import com.volmit.iris.util.hunk.Hunk; import com.volmit.iris.util.hunk.Hunk;
import com.volmit.iris.util.math.RNG;
import org.bukkit.Material; import org.bukkit.Material;
import org.bukkit.block.BlockFace; import org.bukkit.block.BlockFace;
import org.bukkit.block.data.Bisected; import org.bukkit.block.data.Bisected;
@ -47,7 +47,8 @@ public class IrisSurfaceDecorator extends IrisEngineDecorator {
} }
BlockData bd, bdx; BlockData bd, bdx;
IrisDecorator decorator = getDecorator(biome, realX, realZ); RNG rng = getRNG(realX, realZ);
IrisDecorator decorator = getDecorator(rng, biome, realX, realZ);
bdx = data.get(x, height, z); bdx = data.get(x, height, z);
boolean underwater = height < getDimension().getFluidHeight(); boolean underwater = height < getDimension().getFluidHeight();
@ -58,7 +59,7 @@ public class IrisSurfaceDecorator extends IrisEngineDecorator {
} }
if (!decorator.isStacking()) { if (!decorator.isStacking()) {
bd = decorator.getBlockData100(biome, getRng(), realX, height, realZ, getData()); bd = decorator.getBlockData100(biome, rng, realX, height, realZ, getData());
if (!underwater) { if (!underwater) {
if (!canGoOn(bd, bdx) && (!decorator.isForcePlace() && decorator.getForceBlock() == null)) { if (!canGoOn(bd, bdx) && (!decorator.isForcePlace() && decorator.getForceBlock() == null)) {
@ -72,7 +73,7 @@ public class IrisSurfaceDecorator extends IrisEngineDecorator {
if (decorator.getWhitelist() != null && decorator.getWhitelist().stream().noneMatch(d -> d.getBlockData(getData()).equals(bdx))) { if (decorator.getWhitelist() != null && decorator.getWhitelist().stream().noneMatch(d -> d.getBlockData(getData()).equals(bdx))) {
return; return;
} }
if (decorator.getBlacklist() != null && decorator.getWhitelist().stream().anyMatch(d -> d.getBlockData(getData()).equals(bdx))) { if (decorator.getBlacklist() != null && decorator.getBlacklist().stream().anyMatch(d -> d.getBlockData(getData()).equals(bdx))) {
return; return;
} }
} }
@ -97,7 +98,7 @@ public class IrisSurfaceDecorator extends IrisEngineDecorator {
max = getDimension().getFluidHeight(); max = getDimension().getFluidHeight();
} }
int stack = decorator.getHeight(getRng().nextParallelRNG(Cache.key(realX, realZ)), realX, realZ, getData()); int stack = decorator.getHeight(rng, realX, realZ, getData());
if (decorator.isScaleStack()) { if (decorator.isScaleStack()) {
stack = Math.min((int) Math.ceil((double) max * ((double) stack / 100)), decorator.getAbsoluteMaxStack()); stack = Math.min((int) Math.ceil((double) max * ((double) stack / 100)), decorator.getAbsoluteMaxStack());
@ -106,7 +107,7 @@ public class IrisSurfaceDecorator extends IrisEngineDecorator {
} }
if (stack == 1) { if (stack == 1) {
data.set(x, height, z, decorator.getBlockDataForTop(biome, getRng(), realX, height, realZ, getData())); data.set(x, height, z, decorator.getBlockDataForTop(biome, rng, realX, height, realZ, getData()));
return; return;
} }
@ -114,8 +115,8 @@ public class IrisSurfaceDecorator extends IrisEngineDecorator {
int h = height + i; int h = height + i;
double threshold = ((double) i) / (stack - 1); double threshold = ((double) i) / (stack - 1);
bd = threshold >= decorator.getTopThreshold() ? bd = threshold >= decorator.getTopThreshold() ?
decorator.getBlockDataForTop(biome, getRng(), realX, h, realZ, getData()) : decorator.getBlockDataForTop(biome, rng, realX, h, realZ, getData()) :
decorator.getBlockData100(biome, getRng(), realX, h, realZ, getData()); decorator.getBlockData100(biome, rng, realX, h, realZ, getData());
if (bd == null) { if (bd == null) {
break; break;