Plex-FAWE/src/main/java/com/sk89q/worldedit/EditSession.java

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/*
* WorldEdit, a Minecraft world manipulation toolkit
* Copyright (C) sk89q <http://www.sk89q.com>
* Copyright (C) WorldEdit team and contributors
*
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* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
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* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
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* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
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package com.sk89q.worldedit;
import com.sk89q.worldedit.blocks.BaseBlock;
import com.sk89q.worldedit.blocks.BlockID;
import com.sk89q.worldedit.blocks.BlockType;
import com.sk89q.worldedit.entity.BaseEntity;
import com.sk89q.worldedit.entity.Entity;
import com.sk89q.worldedit.event.extent.EditSessionEvent;
import com.sk89q.worldedit.extent.ChangeSetExtent;
import com.sk89q.worldedit.extent.Extent;
import com.sk89q.worldedit.extent.MaskingExtent;
import com.sk89q.worldedit.extent.NullExtent;
import com.sk89q.worldedit.extent.buffer.ForgetfulExtentBuffer;
import com.sk89q.worldedit.extent.cache.LastAccessExtentCache;
import com.sk89q.worldedit.extent.inventory.BlockBag;
import com.sk89q.worldedit.extent.inventory.BlockBagExtent;
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import com.sk89q.worldedit.extent.reorder.MultiStageReorder;
import com.sk89q.worldedit.extent.validation.BlockChangeLimiter;
import com.sk89q.worldedit.extent.validation.DataValidatorExtent;
import com.sk89q.worldedit.extent.world.BlockQuirkExtent;
import com.sk89q.worldedit.extent.world.ChunkLoadingExtent;
import com.sk89q.worldedit.extent.world.FastModeExtent;
import com.sk89q.worldedit.extent.world.SurvivalModeExtent;
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import com.sk89q.worldedit.function.GroundFunction;
import com.sk89q.worldedit.function.RegionMaskingFilter;
import com.sk89q.worldedit.function.block.BlockReplace;
import com.sk89q.worldedit.function.block.Counter;
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import com.sk89q.worldedit.function.block.Naturalizer;
import com.sk89q.worldedit.function.generator.GardenPatchGenerator;
import com.sk89q.worldedit.function.mask.*;
import com.sk89q.worldedit.function.operation.*;
import com.sk89q.worldedit.function.pattern.BlockPattern;
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import com.sk89q.worldedit.function.pattern.Patterns;
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import com.sk89q.worldedit.function.util.RegionOffset;
import com.sk89q.worldedit.function.visitor.*;
import com.sk89q.worldedit.history.UndoContext;
import com.sk89q.worldedit.history.change.BlockChange;
import com.sk89q.worldedit.history.changeset.BlockOptimizedHistory;
import com.sk89q.worldedit.history.changeset.ChangeSet;
import com.sk89q.worldedit.internal.expression.Expression;
import com.sk89q.worldedit.internal.expression.ExpressionException;
import com.sk89q.worldedit.internal.expression.runtime.RValue;
import com.sk89q.worldedit.math.interpolation.Interpolation;
import com.sk89q.worldedit.math.interpolation.KochanekBartelsInterpolation;
import com.sk89q.worldedit.math.interpolation.Node;
import com.sk89q.worldedit.math.noise.RandomNoise;
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import com.sk89q.worldedit.math.transform.AffineTransform;
import com.sk89q.worldedit.patterns.Pattern;
import com.sk89q.worldedit.patterns.SingleBlockPattern;
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import com.sk89q.worldedit.regions.*;
import com.sk89q.worldedit.regions.shape.ArbitraryBiomeShape;
import com.sk89q.worldedit.regions.shape.ArbitraryShape;
import com.sk89q.worldedit.regions.shape.RegionShape;
import com.sk89q.worldedit.regions.shape.WorldEditExpressionEnvironment;
import com.sk89q.worldedit.util.*;
import com.sk89q.worldedit.util.collection.DoubleArrayList;
import com.sk89q.worldedit.util.eventbus.EventBus;
import com.sk89q.worldedit.world.NullWorld;
import com.sk89q.worldedit.world.World;
import javax.annotation.Nullable;
import java.util.*;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
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import static com.sk89q.worldedit.regions.Regions.*;
/**
* An {@link Extent} that handles history, {@link BlockBag}s, change limits,
* block re-ordering, and much more. Most operations in WorldEdit use this class.
* </p>
* Most of the actual functionality is implemented with a number of other
* {@link Extent}s that are chained together. For example, history is logged
* using the {@link ChangeSetExtent}.
*/
@SuppressWarnings("FieldCanBeLocal")
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public class EditSession implements Extent {
/**
* Used by {@link #setBlock(Vector, BaseBlock, Stage)} to
* determine which {@link Extent}s should be bypassed.
*/
public enum Stage {
BEFORE_HISTORY,
BEFORE_REORDER,
BEFORE_CHANGE
}
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@SuppressWarnings("ProtectedField")
protected final World world;
private final ChangeSet changeSet = new BlockOptimizedHistory();
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private @Nullable FastModeExtent fastModeExtent;
private final SurvivalModeExtent survivalExtent;
private @Nullable ChunkLoadingExtent chunkLoadingExtent;
private @Nullable LastAccessExtentCache cacheExtent;
private @Nullable BlockQuirkExtent quirkExtent;
private @Nullable DataValidatorExtent validator;
private final BlockBagExtent blockBagExtent;
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private final MultiStageReorder reorderExtent;
private @Nullable ChangeSetExtent changeSetExtent;
private final MaskingExtent maskingExtent;
private final BlockChangeLimiter changeLimiter;
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private final Extent bypassReorderHistory;
private final Extent bypassHistory;
private final Extent bypassNone;
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@SuppressWarnings("deprecation")
private Mask oldMask;
/**
* @deprecated use {@link WorldEdit#getEditSessionFactory()} to create {@link EditSession}s
*/
@SuppressWarnings("deprecation")
@Deprecated
public EditSession(LocalWorld world, int maxBlocks) {
this(world, maxBlocks, null);
}
/**
* @deprecated use {@link WorldEdit#getEditSessionFactory()} to create {@link EditSession}s
*/
@Deprecated
public EditSession(LocalWorld world, int maxBlocks, @Nullable BlockBag blockBag) {
this(WorldEdit.getInstance().getEventBus(), world, maxBlocks, blockBag, new EditSessionEvent(world, null, maxBlocks, null));
}
/**
* Construct the object with a maximum number of blocks and a block bag.
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*
* @param eventBus the event bus
* @param world the world
* @param maxBlocks the maximum number of blocks that can be changed, or -1 to use no limit
* @param blockBag an optional {@link BlockBag} to use, otherwise null
* @param event the event to call with the extent
*/
EditSession(EventBus eventBus, World world, int maxBlocks, @Nullable BlockBag blockBag, EditSessionEvent event) {
checkNotNull(eventBus);
checkArgument(maxBlocks >= -1, "maxBlocks >= -1 required");
checkNotNull(event);
this.world = world;
if (world != null) {
Extent extent;
// This extents are ALWAYS used
extent = fastModeExtent = new FastModeExtent(world, false);
extent = survivalExtent = new SurvivalModeExtent(extent, world);
extent = quirkExtent = new BlockQuirkExtent(extent, world);
extent = chunkLoadingExtent = new ChunkLoadingExtent(extent, world);
extent = cacheExtent = new LastAccessExtentCache(extent);
extent = wrapExtent(extent, eventBus, event, Stage.BEFORE_CHANGE);
extent = validator = new DataValidatorExtent(extent, world);
extent = blockBagExtent = new BlockBagExtent(extent, blockBag);
// This extent can be skipped by calling rawSetBlock()
extent = reorderExtent = new MultiStageReorder(extent, false);
extent = wrapExtent(extent, eventBus, event, Stage.BEFORE_REORDER);
// These extents can be skipped by calling smartSetBlock()
extent = changeSetExtent = new ChangeSetExtent(extent, changeSet);
extent = maskingExtent = new MaskingExtent(extent, Masks.alwaysTrue());
extent = changeLimiter = new BlockChangeLimiter(extent, maxBlocks);
extent = wrapExtent(extent, eventBus, event, Stage.BEFORE_HISTORY);
this.bypassReorderHistory = blockBagExtent;
this.bypassHistory = reorderExtent;
this.bypassNone = extent;
} else {
Extent extent = new NullExtent();
extent = survivalExtent = new SurvivalModeExtent(extent, new NullWorld());
extent = blockBagExtent = new BlockBagExtent(extent, blockBag);
extent = reorderExtent = new MultiStageReorder(extent, false);
extent = maskingExtent = new MaskingExtent(extent, Masks.alwaysTrue());
extent = changeLimiter = new BlockChangeLimiter(extent, maxBlocks);
this.bypassReorderHistory = extent;
this.bypassHistory = extent;
this.bypassNone = extent;
}
}
private Extent wrapExtent(Extent extent, EventBus eventBus, EditSessionEvent event, Stage stage) {
event = event.clone(stage);
event.setExtent(extent);
eventBus.post(event);
return event.getExtent();
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}
/**
* Get the world.
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*
* @return the world
*/
public World getWorld() {
return world;
}
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/**
* Get the underlying {@link ChangeSet}.
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*
* @return the change set
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*/
public ChangeSet getChangeSet() {
return changeSet;
}
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/**
* Get the maximum number of blocks that can be changed. -1 will be returned
* if it the limit disabled.
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*
* @return the limit (>= 0) or -1 for no limit
*/
public int getBlockChangeLimit() {
return changeLimiter.getLimit();
}
/**
* Set the maximum number of blocks that can be changed.
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*
* @param limit the limit (>= 0) or -1 for no limit
*/
public void setBlockChangeLimit(int limit) {
changeLimiter.setLimit(limit);
}
/**
* Returns queue status.
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*
* @return whether the queue is enabled
*/
public boolean isQueueEnabled() {
return reorderExtent.isEnabled();
}
/**
* Queue certain types of block for better reproduction of those blocks.
*/
public void enableQueue() {
reorderExtent.setEnabled(true);
}
/**
* Disable the queue. This will flush the queue.
*/
public void disableQueue() {
if (isQueueEnabled()) {
flushQueue();
}
reorderExtent.setEnabled(true);
}
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/**
* Get the mask.
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*
* @return mask, may be null
*/
public Mask getMask() {
return oldMask;
}
/**
* Set a mask.
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*
* @param mask mask or null
*/
public void setMask(Mask mask) {
this.oldMask = mask;
if (mask == null) {
maskingExtent.setMask(Masks.alwaysTrue());
} else {
maskingExtent.setMask(mask);
}
}
/**
* @deprecated Use {@link #setMask(Mask)}
*/
@Deprecated
public void setMask(com.sk89q.worldedit.masks.Mask mask) {
if (mask == null) {
setMask((Mask) null);
} else {
setMask(Masks.wrap(mask));
}
}
/**
* Get the {@link SurvivalModeExtent}.
*
* @return the survival simulation extent
*/
public SurvivalModeExtent getSurvivalExtent() {
return survivalExtent;
}
/**
* Set whether fast mode is enabled.
* </p>
* Fast mode may skip lighting checks or adjacent block notification.
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*
* @param enabled true to enable
*/
public void setFastMode(boolean enabled) {
if (fastModeExtent != null) {
fastModeExtent.setEnabled(enabled);
}
}
/**
* Return fast mode status.
* </p>
* Fast mode may skip lighting checks or adjacent block notification.
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*
* @return true if enabled
*/
public boolean hasFastMode() {
return fastModeExtent != null ? fastModeExtent.isEnabled() : false;
}
/**
* Get the {@link BlockBag} is used.
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*
* @return a block bag or null
*/
public BlockBag getBlockBag() {
return blockBagExtent.getBlockBag();
}
/**
* Set a {@link BlockBag} to use.
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*
* @param blockBag the block bag to set, or null to use none
*/
public void setBlockBag(BlockBag blockBag) {
blockBagExtent.setBlockBag(blockBag);
}
/**
* Gets the list of missing blocks and clears the list for the next
* operation.
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*
* @return a map of missing blocks
*/
public Map<Integer, Integer> popMissingBlocks() {
return blockBagExtent.popMissing();
}
/**
* Get the number of blocks changed, including repeated block changes.
* </p>
* This number may not be accurate.
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*
* @return the number of block changes
*/
public int getBlockChangeCount() {
return changeSet.size();
}
@Override
public BaseBlock getLazyBlock(Vector position) {
return world.getLazyBlock(position);
}
@Override
public BaseBlock getBlock(Vector position) {
return world.getBlock(position);
}
/**
* Get a block type at the given position.
*
* @param position the position
* @return the block type
* @deprecated Use {@link #getLazyBlock(Vector)} or {@link #getBlock(Vector)}
*/
@Deprecated
public int getBlockType(Vector position) {
return world.getBlockType(position);
}
/**
* Get a block data at the given position.
*
* @param position the position
* @return the block data
* @deprecated Use {@link #getLazyBlock(Vector)} or {@link #getBlock(Vector)}
*/
@Deprecated
public int getBlockData(Vector position) {
return world.getBlockData(position);
}
/**
* Gets the block type at a position.
*
* @param position the position
* @return a block
* @deprecated Use {@link #getBlock(Vector)}
*/
@Deprecated
public BaseBlock rawGetBlock(Vector position) {
return getBlock(position);
}
/**
* Returns the highest solid 'terrain' block which can occur naturally.
*
* @param x the X coordinate
* @param z the Z cooridnate
* @param minY minimal height
* @param maxY maximal height
* @return height of highest block found or 'minY'
*/
public int getHighestTerrainBlock(int x, int z, int minY, int maxY) {
return getHighestTerrainBlock(x, z, minY, maxY, false);
}
/**
* Returns the highest solid 'terrain' block which can occur naturally.
*
* @param x the X coordinate
* @param z the Z coordinate
* @param minY minimal height
* @param maxY maximal height
* @param naturalOnly look at natural blocks or all blocks
* @return height of highest block found or 'minY'
*/
public int getHighestTerrainBlock(int x, int z, int minY, int maxY, boolean naturalOnly) {
for (int y = maxY; y >= minY; --y) {
Vector pt = new Vector(x, y, z);
int id = getBlockType(pt);
int data = getBlockData(pt);
if (naturalOnly ? BlockType.isNaturalTerrainBlock(id, data) : !BlockType.canPassThrough(id, data)) {
return y;
}
}
return minY;
}
/**
* Set a block, bypassing both history and block re-ordering.
*
* @param position the position to set the block at
* @param block the block
* @param stage the level
* @return whether the block changed
*/
public boolean setBlock(Vector position, BaseBlock block, Stage stage) throws WorldEditException {
switch (stage) {
case BEFORE_HISTORY:
return bypassNone.setBlock(position, block);
case BEFORE_CHANGE:
return bypassHistory.setBlock(position, block);
case BEFORE_REORDER:
return bypassReorderHistory.setBlock(position, block);
}
throw new RuntimeException("New enum entry added that is unhandled here");
}
/**
* Set a block, bypassing both history and block re-ordering.
*
* @param position the position to set the block at
* @param block the block
* @return whether the block changed
*/
public boolean rawSetBlock(Vector position, BaseBlock block) {
try {
return setBlock(position, block, Stage.BEFORE_CHANGE);
} catch (WorldEditException e) {
throw new RuntimeException("Unexpected exception", e);
}
}
/**
* Set a block, bypassing history but still utilizing block re-ordering.
*
* @param position the position to set the block at
* @param block the block
* @return whether the block changed
*/
public boolean smartSetBlock(Vector position, BaseBlock block) {
try {
return setBlock(position, block, Stage.BEFORE_REORDER);
} catch (WorldEditException e) {
throw new RuntimeException("Unexpected exception", e);
}
}
@Override
public boolean setBlock(Vector position, BaseBlock block) throws MaxChangedBlocksException {
try {
return setBlock(position, block, Stage.BEFORE_HISTORY);
} catch (MaxChangedBlocksException e) {
throw e;
} catch (WorldEditException e) {
throw new RuntimeException("Unexpected exception", e);
}
}
/**
* Sets the block at a position, subject to both history and block re-ordering.
*
* @param position the position
* @param pattern a pattern to use
* @return Whether the block changed -- not entirely dependable
* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
public boolean setBlock(Vector position, Pattern pattern) throws MaxChangedBlocksException {
return setBlock(position, pattern.next(position));
}
/**
* Set blocks that are in a set of positions and return the number of times
* that the block set calls returned true.
*
* @param vset a set of positions
* @param pattern the pattern
* @return the number of changed blocks
* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
private int setBlocks(Set<Vector> vset, Pattern pattern) throws MaxChangedBlocksException {
int affected = 0;
for (Vector v : vset) {
affected += setBlock(v, pattern) ? 1 : 0;
}
return affected;
}
/**
* Set a block (only if a previous block was not there) if {@link Math#random()}
* returns a number less than the given probability.
*
* @param position the position
* @param block the block
* @param probability a probability between 0 and 1, inclusive
* @return whether a block was changed
* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
public boolean setChanceBlockIfAir(Vector position, BaseBlock block, double probability)
throws MaxChangedBlocksException {
return Math.random() <= probability && setBlockIfAir(position, block);
}
/**
* Set a block only if there's no block already there.
*
* @param position the position
* @param block the block to set
* @return if block was changed
* @throws MaxChangedBlocksException thrown if too many blocks are changed
* @deprecated Use your own method
*/
@Deprecated
public boolean setBlockIfAir(Vector position, BaseBlock block) throws MaxChangedBlocksException {
return getBlock(position).isAir() && setBlock(position, block);
}
@Override
public List<Entity> getEntities() {
return world.getEntities();
}
@Override
@Nullable
public Entity createEntity(com.sk89q.worldedit.util.Location location, BaseEntity entity) {
return world.createEntity(location, entity);
}
/**
* Insert a contrived block change into the history.
*
* @param position the position
* @param existing the previous block at that position
* @param block the new block
* @deprecated Get the change set with {@link #getChangeSet()} and add the change with that
*/
@Deprecated
public void rememberChange(Vector position, BaseBlock existing, BaseBlock block) {
changeSet.add(new BlockChange(position.toBlockVector(), existing, block));
}
/**
* Restores all blocks to their initial state.
*
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* @param editSession a new {@link EditSession} to perform the undo in
*/
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public void undo(EditSession editSession) {
UndoContext context = new UndoContext();
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context.setExtent(editSession.bypassHistory);
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Operations.completeBlindly(ChangeSetExecutor.createUndo(changeSet, context));
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editSession.flushQueue();
}
/**
* Sets to new state.
*
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* @param editSession a new {@link EditSession} to perform the redo in
*/
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public void redo(EditSession editSession) {
UndoContext context = new UndoContext();
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context.setExtent(editSession.bypassHistory);
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Operations.completeBlindly(ChangeSetExecutor.createRedo(changeSet, context));
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editSession.flushQueue();
}
/**
* Get the number of changed blocks.
*
* @return the number of changes
*/
public int size() {
return getBlockChangeCount();
}
@Override
public Vector getMinimumPoint() {
return getWorld().getMinimumPoint();
}
@Override
public Vector getMaximumPoint() {
return getWorld().getMaximumPoint();
}
/**
* Finish off the queue.
*/
public void flushQueue() {
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Operations.completeBlindly(commit());
}
@Override
public @Nullable Operation commit() {
return bypassNone.commit();
}
public int countBlock(Region region, Set<Integer> searchIDs) {
Set<BaseBlock> passOn = new HashSet<BaseBlock>();
for (Integer i : searchIDs) {
passOn.add(new BaseBlock(i, -1));
}
return countBlocks(region, passOn);
}
/**
* Count the number of blocks of a list of types in a region.
*
* @param region the region
* @param searchBlocks the list of blocks to search
* @return the number of blocks that matched the pattern
*/
public int countBlocks(Region region, Set<BaseBlock> searchBlocks) {
FuzzyBlockMask mask = new FuzzyBlockMask(this, searchBlocks);
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Counter count = new Counter();
RegionMaskingFilter filter = new RegionMaskingFilter(mask, count);
RegionVisitor visitor = new RegionVisitor(region, filter);
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Operations.completeBlindly(visitor); // We can't throw exceptions, nor do we expect any
return count.getCount();
}
/**
* Fills an area recursively in the X/Z directions.
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*
* @param origin the location to start from
* @param block the block to fill with
* @param radius the radius of the spherical area to fill
* @param depth the maximum depth, starting from the origin
* @param recursive whether a breadth-first search should be performed
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* @return number of blocks affected
* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
public int fillXZ(Vector origin, BaseBlock block, double radius, int depth, boolean recursive)
throws MaxChangedBlocksException {
return fillXZ(origin, new SingleBlockPattern(block), radius, depth, recursive);
}
/**
* Fills an area recursively in the X/Z directions.
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*
* @param origin the origin to start the fill from
* @param pattern the pattern to fill with
* @param radius the radius of the spherical area to fill, with 0 as the smallest radius
* @param depth the maximum depth, starting from the origin, with 1 as the smallest depth
* @param recursive whether a breadth-first search should be performed
* @return number of blocks affected
* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
public int fillXZ(Vector origin, Pattern pattern, double radius, int depth, boolean recursive) throws MaxChangedBlocksException {
checkNotNull(origin);
checkNotNull(pattern);
checkArgument(radius >= 0, "radius >= 0");
checkArgument(depth >= 1, "depth >= 1");
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MaskIntersection mask = new MaskIntersection(
new RegionMask(new EllipsoidRegion(null, origin, new Vector(radius, radius, radius))),
new BoundedHeightMask(
Math.max(origin.getBlockY() - depth + 1, 0),
Math.min(getWorld().getMaxY(), origin.getBlockY())),
Masks.negate(new ExistingBlockMask(this)));
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// Want to replace blocks
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BlockReplace replace = new BlockReplace(this, Patterns.wrap(pattern));
// Pick how we're going to visit blocks
RecursiveVisitor visitor;
if (recursive) {
visitor = new RecursiveVisitor(mask, replace);
} else {
visitor = new DownwardVisitor(mask, replace, origin.getBlockY());
}
// Start at the origin
visitor.visit(origin);
// Execute
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Operations.completeLegacy(visitor);
return visitor.getAffected();
}
/**
* Remove a cuboid above the given position with a given apothem and a given height.
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*
* @param position base position
* @param apothem an apothem of the cuboid (on the XZ plane), where the minimum is 1
* @param height the height of the cuboid, where the minimum is 1
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* @return number of blocks affected
* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
public int removeAbove(Vector position, int apothem, int height) throws MaxChangedBlocksException {
checkNotNull(position);
checkArgument(apothem >= 1, "apothem >= 1");
checkArgument(height >= 1, "height >= 1");
Region region = new CuboidRegion(
getWorld(), // Causes clamping of Y range
position.add(-apothem + 1, 0, -apothem + 1),
position.add(apothem - 1, height - 1, apothem - 1));
Pattern pattern = new SingleBlockPattern(new BaseBlock(BlockID.AIR));
return setBlocks(region, pattern);
}
/**
* Remove a cuboid below the given position with a given apothem and a given height.
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*
* @param position base position
* @param apothem an apothem of the cuboid (on the XZ plane), where the minimum is 1
* @param height the height of the cuboid, where the minimum is 1
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* @return number of blocks affected
* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
public int removeBelow(Vector position, int apothem, int height) throws MaxChangedBlocksException {
checkNotNull(position);
checkArgument(apothem >= 1, "apothem >= 1");
checkArgument(height >= 1, "height >= 1");
Region region = new CuboidRegion(
getWorld(), // Causes clamping of Y range
position.add(-apothem + 1, 0, -apothem + 1),
position.add(apothem - 1, -height + 1, apothem - 1));
Pattern pattern = new SingleBlockPattern(new BaseBlock(BlockID.AIR));
return setBlocks(region, pattern);
}
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/**
* Remove blocks of a certain type nearby a given position.
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*
* @param position center position of cuboid
* @param blockType the block type to match
* @param apothem an apothem of the cuboid, where the minimum is 1
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* @return number of blocks affected
* @throws MaxChangedBlocksException thrown if too many blocks are changed
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*/
@SuppressWarnings("deprecation")
public int removeNear(Vector position, int blockType, int apothem) throws MaxChangedBlocksException {
checkNotNull(position);
checkArgument(apothem >= 1, "apothem >= 1");
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Mask mask = new FuzzyBlockMask(this, new BaseBlock(blockType, -1));
Vector adjustment = new Vector(1, 1, 1).multiply(apothem - 1);
Region region = new CuboidRegion(
getWorld(), // Causes clamping of Y range
position.add(adjustment.multiply(-1)),
position.add(adjustment));
Pattern pattern = new SingleBlockPattern(new BaseBlock(BlockID.AIR));
return replaceBlocks(region, mask, pattern);
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}
/**
* Sets all the blocks inside a region to a given block type.
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*
* @param region the region
* @param block the block
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* @return number of blocks affected
* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
public int setBlocks(Region region, BaseBlock block) throws MaxChangedBlocksException {
return setBlocks(region, new SingleBlockPattern(block));
}
/**
* Sets all the blocks inside a region to a given pattern.
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*
* @param region the region
* @param pattern the pattern that provides the replacement block
* @return number of blocks affected
* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
public int setBlocks(Region region, Pattern pattern) throws MaxChangedBlocksException {
checkNotNull(region);
checkNotNull(pattern);
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BlockReplace replace = new BlockReplace(this, Patterns.wrap(pattern));
RegionVisitor visitor = new RegionVisitor(region, replace);
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Operations.completeLegacy(visitor);
return visitor.getAffected();
}
/**
* Replaces all the blocks matching a given filter, within a given region, to a block
* returned by a given pattern.
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*
* @param region the region to replace the blocks within
* @param filter a list of block types to match, or null to use {@link com.sk89q.worldedit.masks.ExistingBlockMask}
* @param replacement the replacement block
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* @return number of blocks affected
* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
public int replaceBlocks(Region region, Set<BaseBlock> filter, BaseBlock replacement) throws MaxChangedBlocksException {
return replaceBlocks(region, filter, new SingleBlockPattern(replacement));
}
/**
* Replaces all the blocks matching a given filter, within a given region, to a block
* returned by a given pattern.
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*
* @param region the region to replace the blocks within
* @param filter a list of block types to match, or null to use {@link com.sk89q.worldedit.masks.ExistingBlockMask}
* @param pattern the pattern that provides the new blocks
* @return number of blocks affected
* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
public int replaceBlocks(Region region, Set<BaseBlock> filter, Pattern pattern) throws MaxChangedBlocksException {
Mask mask = filter == null ? new ExistingBlockMask(this) : new FuzzyBlockMask(this, filter);
return replaceBlocks(region, mask, pattern);
}
/**
* Replaces all the blocks matching a given mask, within a given region, to a block
* returned by a given pattern.
*
* @param region the region to replace the blocks within
* @param mask the mask that blocks must match
* @param pattern the pattern that provides the new blocks
* @return number of blocks affected
* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
public int replaceBlocks(Region region, Mask mask, Pattern pattern) throws MaxChangedBlocksException {
checkNotNull(region);
checkNotNull(mask);
checkNotNull(pattern);
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BlockReplace replace = new BlockReplace(this, Patterns.wrap(pattern));
RegionMaskingFilter filter = new RegionMaskingFilter(mask, replace);
RegionVisitor visitor = new RegionVisitor(region, filter);
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Operations.completeLegacy(visitor);
return visitor.getAffected();
}
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/**
* Sets the blocks at the center of the given region to the given pattern.
* If the center sits between two blocks on a certain axis, then two blocks
* will be placed to mark the center.
*
* @param region the region to find the center of
* @param pattern the replacement pattern
* @return the number of blocks placed
* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
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public int center(Region region, Pattern pattern) throws MaxChangedBlocksException {
checkNotNull(region);
checkNotNull(pattern);
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Vector center = region.getCenter();
Region centerRegion = new CuboidRegion(
getWorld(), // Causes clamping of Y range
new Vector((int) center.getX(), (int) center.getY(), (int) center.getZ()),
center.toBlockVector());
return setBlocks(centerRegion, pattern);
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}
/**
* Make the faces of the given region as if it was a {@link CuboidRegion}.
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*
* @param region the region
* @param block the block to place
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* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
@SuppressWarnings("deprecation")
public int makeCuboidFaces(Region region, BaseBlock block) throws MaxChangedBlocksException {
return makeCuboidFaces(region, new SingleBlockPattern(block));
}
/**
* Make the faces of the given region as if it was a {@link CuboidRegion}.
*
* @param region the region
* @param pattern the pattern to place
* @return number of blocks affected
* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
public int makeCuboidFaces(Region region, Pattern pattern) throws MaxChangedBlocksException {
checkNotNull(region);
checkNotNull(pattern);
CuboidRegion cuboid = CuboidRegion.makeCuboid(region);
Region faces = cuboid.getFaces();
return setBlocks(faces, pattern);
}
/**
* Make the faces of the given region. The method by which the faces are found
* may be inefficient, because there may not be an efficient implementation supported
* for that specific shape.
*
* @param region the region
* @param pattern the pattern to place
* @return number of blocks affected
* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
public int makeFaces(final Region region, Pattern pattern) throws MaxChangedBlocksException {
checkNotNull(region);
checkNotNull(pattern);
if (region instanceof CuboidRegion) {
return makeCuboidFaces(region, pattern);
} else {
return new RegionShape(region).generate(this, pattern, true);
}
}
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/**
* Make the walls (all faces but those parallel to the X-Z plane) of the given region
* as if it was a {@link CuboidRegion}.
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*
* @param region the region
* @param block the block to place
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* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
@SuppressWarnings("deprecation")
public int makeCuboidWalls(Region region, BaseBlock block) throws MaxChangedBlocksException {
return makeCuboidWalls(region, new SingleBlockPattern(block));
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}
/**
* Make the walls (all faces but those parallel to the X-Z plane) of the given region
* as if it was a {@link CuboidRegion}.
*
* @param region the region
* @param pattern the pattern to place
* @return number of blocks affected
* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
public int makeCuboidWalls(Region region, Pattern pattern) throws MaxChangedBlocksException {
checkNotNull(region);
checkNotNull(pattern);
CuboidRegion cuboid = CuboidRegion.makeCuboid(region);
Region faces = cuboid.getWalls();
return setBlocks(faces, pattern);
}
/**
* Make the walls of the given region. The method by which the walls are found
* may be inefficient, because there may not be an efficient implementation supported
* for that specific shape.
*
* @param region the region
* @param pattern the pattern to place
* @return number of blocks affected
* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
public int makeWalls(final Region region, Pattern pattern) throws MaxChangedBlocksException {
checkNotNull(region);
checkNotNull(pattern);
if (region instanceof CuboidRegion) {
return makeCuboidWalls(region, pattern);
} else {
final int minY = region.getMinimumPoint().getBlockY();
final int maxY = region.getMaximumPoint().getBlockY();
final ArbitraryShape shape = new RegionShape(region) {
@Override
protected BaseBlock getMaterial(int x, int y, int z, BaseBlock defaultMaterial) {
if (y > maxY || y < minY) {
// Put holes into the floor and ceiling by telling ArbitraryShape that the shape goes on outside the region
return defaultMaterial;
}
return super.getMaterial(x, y, z, defaultMaterial);
}
};
return shape.generate(this, pattern, true);
}
}
/**
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* Places a layer of blocks on top of ground blocks in the given region
* (as if it were a cuboid).
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*
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* @param region the region
* @param block the placed block
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* @return number of blocks affected
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* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
@SuppressWarnings("deprecation")
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public int overlayCuboidBlocks(Region region, BaseBlock block) throws MaxChangedBlocksException {
checkNotNull(block);
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return overlayCuboidBlocks(region, new SingleBlockPattern(block));
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}
/**
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* Places a layer of blocks on top of ground blocks in the given region
* (as if it were a cuboid).
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*
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* @param region the region
* @param pattern the placed block pattern
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* @return number of blocks affected
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* @throws MaxChangedBlocksException thrown if too many blocks are changed
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*/
@SuppressWarnings("deprecation")
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public int overlayCuboidBlocks(Region region, Pattern pattern) throws MaxChangedBlocksException {
checkNotNull(region);
checkNotNull(pattern);
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BlockReplace replace = new BlockReplace(this, Patterns.wrap(pattern));
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RegionOffset offset = new RegionOffset(new Vector(0, 1, 0), replace);
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GroundFunction ground = new GroundFunction(new ExistingBlockMask(this), offset);
LayerVisitor visitor = new LayerVisitor(asFlatRegion(region), minimumBlockY(region), maximumBlockY(region), ground);
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Operations.completeLegacy(visitor);
return ground.getAffected();
}
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/**
* Turns the first 3 layers into dirt/grass and the bottom layers
* into rock, like a natural Minecraft mountain.
*
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* @param region the region to affect
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* @return number of blocks affected
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* @throws MaxChangedBlocksException thrown if too many blocks are changed
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*/
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public int naturalizeCuboidBlocks(Region region) throws MaxChangedBlocksException {
checkNotNull(region);
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Naturalizer naturalizer = new Naturalizer(this);
FlatRegion flatRegion = Regions.asFlatRegion(region);
LayerVisitor visitor = new LayerVisitor(flatRegion, minimumBlockY(region), maximumBlockY(region), naturalizer);
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Operations.completeLegacy(visitor);
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return naturalizer.getAffected();
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}
/**
* Stack a cuboid region.
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*
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* @param region the region to stack
* @param dir the direction to stack
* @param count the number of times to stack
* @param copyAir true to also copy air blocks
* @return number of blocks affected
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* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
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public int stackCuboidRegion(Region region, Vector dir, int count, boolean copyAir) throws MaxChangedBlocksException {
checkNotNull(region);
checkNotNull(dir);
checkArgument(count >= 1, "count >= 1 required");
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Vector size = region.getMaximumPoint().subtract(region.getMinimumPoint()).add(1, 1, 1);
Vector to = region.getMinimumPoint();
ForwardExtentCopy copy = new ForwardExtentCopy(this, region, this, to);
copy.setRepetitions(count);
copy.setTransform(new AffineTransform().translate(dir.multiply(size)));
if (!copyAir) {
copy.setSourceMask(new ExistingBlockMask(this));
}
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Operations.completeLegacy(copy);
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return copy.getAffected();
}
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/**
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* Move the blocks in a region a certain direction.
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*
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* @param region the region to move
* @param dir the direction
* @param distance the distance to move
* @param copyAir true to copy air blocks
* @param replacement the replacement block to fill in after moving, or null to use air
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* @return number of blocks moved
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* @throws MaxChangedBlocksException thrown if too many blocks are changed
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*/
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public int moveRegion(Region region, Vector dir, int distance, boolean copyAir, BaseBlock replacement) throws MaxChangedBlocksException {
checkNotNull(region);
checkNotNull(dir);
checkArgument(distance >= 1, "distance >= 1 required");
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Vector to = region.getMinimumPoint();
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// Remove the original blocks
com.sk89q.worldedit.function.pattern.Pattern pattern = replacement != null ?
new BlockPattern(replacement) :
new BlockPattern(new BaseBlock(BlockID.AIR));
BlockReplace remove = new BlockReplace(this, pattern);
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// Copy to a buffer so we don't destroy our original before we can copy all the blocks from it
ForgetfulExtentBuffer buffer = new ForgetfulExtentBuffer(this, new RegionMask(region));
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ForwardExtentCopy copy = new ForwardExtentCopy(this, region, buffer, to);
copy.setTransform(new AffineTransform().translate(dir.multiply(distance)));
copy.setSourceFunction(remove); // Remove
if (!copyAir) {
copy.setSourceMask(new ExistingBlockMask(this));
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}
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// Then we need to copy the buffer to the world
BlockReplace replace = new BlockReplace(this, buffer);
RegionVisitor visitor = new RegionVisitor(buffer.asRegion(), replace);
OperationQueue operation = new OperationQueue(copy, visitor);
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Operations.completeLegacy(operation);
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return copy.getAffected();
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}
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/**
* Move the blocks in a region a certain direction.
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*
* @param region the region to move
* @param dir the direction
* @param distance the distance to move
* @param copyAir true to copy air blocks
* @param replacement the replacement block to fill in after moving, or null to use air
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* @return number of blocks moved
* @throws MaxChangedBlocksException thrown if too many blocks are changed
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*/
public int moveCuboidRegion(Region region, Vector dir, int distance, boolean copyAir, BaseBlock replacement) throws MaxChangedBlocksException {
return moveRegion(region, dir, distance, copyAir, replacement);
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}
/**
* Drain nearby pools of water or lava.
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*
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* @param origin the origin to drain from, which will search a 3x3 area
* @param radius the radius of the removal, where a value should be 0 or greater
* @return number of blocks affected
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* @throws MaxChangedBlocksException thrown if too many blocks are changed
*/
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public int drainArea(Vector origin, double radius) throws MaxChangedBlocksException {
checkNotNull(origin);
checkArgument(radius >= 0, "radius >= 0 required");
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MaskIntersection mask = new MaskIntersection(
new BoundedHeightMask(0, getWorld().getMaxY()),
new RegionMask(new EllipsoidRegion(null, origin, new Vector(radius, radius, radius))),
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getWorld().createLiquidMask());
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BlockReplace replace = new BlockReplace(this, new BlockPattern(new BaseBlock(BlockID.AIR)));
RecursiveVisitor visitor = new RecursiveVisitor(mask, replace);
// Around the origin in a 3x3 block
for (BlockVector position : CuboidRegion.fromCenter(origin, 1)) {
if (mask.test(position)) {
visitor.visit(position);
}
}
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Operations.completeLegacy(visitor);
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return visitor.getAffected();
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}
/**
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* Fix liquids so that they turn into stationary blocks and extend outward.
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*
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* @param origin the original position
* @param radius the radius to fix
* @param moving the block ID of the moving liquid
* @param stationary the block ID of the stationary liquid
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* @return number of blocks affected
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* @throws MaxChangedBlocksException thrown if too many blocks are changed
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*/
public int fixLiquid(Vector origin, double radius, int moving, int stationary) throws MaxChangedBlocksException {
checkNotNull(origin);
checkArgument(radius >= 0, "radius >= 0 required");
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// Our origins can only be liquids
BlockMask liquidMask = new BlockMask(
this,
new BaseBlock(moving, -1),
new BaseBlock(stationary, -1));
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// But we will also visit air blocks
MaskIntersection blockMask =
new MaskUnion(liquidMask,
new BlockMask(
this,
new BaseBlock(BlockID.AIR)));
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// There are boundaries that the routine needs to stay in
MaskIntersection mask = new MaskIntersection(
new BoundedHeightMask(0, Math.min(origin.getBlockY(), getWorld().getMaxY())),
new RegionMask(new EllipsoidRegion(null, origin, new Vector(radius, radius, radius))),
blockMask);
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BlockReplace replace = new BlockReplace(this, new BlockPattern(new BaseBlock(stationary)));
NonRisingVisitor visitor = new NonRisingVisitor(mask, replace);
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// Around the origin in a 3x3 block
for (BlockVector position : CuboidRegion.fromCenter(origin, 1)) {
if (liquidMask.test(position)) {
visitor.visit(position);
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}
}
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Operations.completeLegacy(visitor);
return visitor.getAffected();
}
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/**
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* Makes a cylinder.
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*
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* @param pos Center of the cylinder
* @param block The block pattern to use
* @param radius The cylinder's radius
* @param height The cylinder's up/down extent. If negative, extend downward.
* @param filled If false, only a shell will be generated.
* @return number of blocks changed
* @throws MaxChangedBlocksException
*/
public int makeCylinder(Vector pos, Pattern block, double radius, int height, boolean filled) throws MaxChangedBlocksException {
return makeCylinder(pos, block, radius, radius, height, filled);
}
/**
* Makes a cylinder.
*
* @param pos Center of the cylinder
* @param block The block pattern to use
* @param radiusX The cylinder's largest north/south extent
* @param radiusZ The cylinder's largest east/west extent
* @param height The cylinder's up/down extent. If negative, extend downward.
* @param filled If false, only a shell will be generated.
* @return number of blocks changed
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* @throws MaxChangedBlocksException
*/
public int makeCylinder(Vector pos, Pattern block, double radiusX, double radiusZ, int height, boolean filled) throws MaxChangedBlocksException {
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int affected = 0;
radiusX += 0.5;
radiusZ += 0.5;
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if (height == 0) {
return 0;
} else if (height < 0) {
height = -height;
pos = pos.subtract(0, height, 0);
}
if (pos.getBlockY() < 0) {
pos = pos.setY(0);
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} else if (pos.getBlockY() + height - 1 > world.getMaxY()) {
height = world.getMaxY() - pos.getBlockY() + 1;
}
final double invRadiusX = 1 / radiusX;
final double invRadiusZ = 1 / radiusZ;
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final int ceilRadiusX = (int) Math.ceil(radiusX);
final int ceilRadiusZ = (int) Math.ceil(radiusZ);
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double nextXn = 0;
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forX: for (int x = 0; x <= ceilRadiusX; ++x) {
final double xn = nextXn;
nextXn = (x + 1) * invRadiusX;
double nextZn = 0;
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forZ: for (int z = 0; z <= ceilRadiusZ; ++z) {
final double zn = nextZn;
nextZn = (z + 1) * invRadiusZ;
double distanceSq = lengthSq(xn, zn);
if (distanceSq > 1) {
if (z == 0) {
break forX;
}
break forZ;
}
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if (!filled) {
if (lengthSq(nextXn, zn) <= 1 && lengthSq(xn, nextZn) <= 1) {
continue;
}
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}
for (int y = 0; y < height; ++y) {
if (setBlock(pos.add(x, y, z), block)) {
++affected;
}
if (setBlock(pos.add(-x, y, z), block)) {
++affected;
}
if (setBlock(pos.add(x, y, -z), block)) {
++affected;
}
if (setBlock(pos.add(-x, y, -z), block)) {
++affected;
2010-10-18 00:22:29 +00:00
}
}
}
}
return affected;
}
2011-10-26 20:50:46 +00:00
/**
* Makes a sphere.
*
* @param pos Center of the sphere or ellipsoid
* @param block The block pattern to use
* @param radius The sphere's radius
* @param filled If false, only a shell will be generated.
* @return number of blocks changed
* @throws MaxChangedBlocksException
*/
public int makeSphere(Vector pos, Pattern block, double radius, boolean filled) throws MaxChangedBlocksException {
return makeSphere(pos, block, radius, radius, radius, filled);
}
2010-10-18 17:39:32 +00:00
/**
* Makes a sphere or ellipsoid.
2011-09-24 19:32:03 +00:00
*
* @param pos Center of the sphere or ellipsoid
* @param block The block pattern to use
* @param radiusX The sphere/ellipsoid's largest north/south extent
* @param radiusY The sphere/ellipsoid's largest up/down extent
* @param radiusZ The sphere/ellipsoid's largest east/west extent
* @param filled If false, only a shell will be generated.
2010-10-18 17:39:32 +00:00
* @return number of blocks changed
* @throws MaxChangedBlocksException
*/
public int makeSphere(Vector pos, Pattern block, double radiusX, double radiusY, double radiusZ, boolean filled) throws MaxChangedBlocksException {
2010-10-18 17:39:32 +00:00
int affected = 0;
radiusX += 0.5;
radiusY += 0.5;
radiusZ += 0.5;
final double invRadiusX = 1 / radiusX;
final double invRadiusY = 1 / radiusY;
final double invRadiusZ = 1 / radiusZ;
final int ceilRadiusX = (int) Math.ceil(radiusX);
final int ceilRadiusY = (int) Math.ceil(radiusY);
final int ceilRadiusZ = (int) Math.ceil(radiusZ);
double nextXn = 0;
2011-11-23 01:29:48 +00:00
forX: for (int x = 0; x <= ceilRadiusX; ++x) {
final double xn = nextXn;
nextXn = (x + 1) * invRadiusX;
double nextYn = 0;
2011-11-23 01:29:48 +00:00
forY: for (int y = 0; y <= ceilRadiusY; ++y) {
final double yn = nextYn;
nextYn = (y + 1) * invRadiusY;
double nextZn = 0;
2011-11-23 01:29:48 +00:00
forZ: for (int z = 0; z <= ceilRadiusZ; ++z) {
final double zn = nextZn;
nextZn = (z + 1) * invRadiusZ;
double distanceSq = lengthSq(xn, yn, zn);
if (distanceSq > 1) {
if (z == 0) {
if (y == 0) {
break forX;
}
break forY;
}
break forZ;
}
if (!filled) {
if (lengthSq(nextXn, yn, zn) <= 1 && lengthSq(xn, nextYn, zn) <= 1 && lengthSq(xn, yn, nextZn) <= 1) {
continue;
}
}
if (setBlock(pos.add(x, y, z), block)) {
++affected;
}
if (setBlock(pos.add(-x, y, z), block)) {
++affected;
}
if (setBlock(pos.add(x, -y, z), block)) {
++affected;
}
if (setBlock(pos.add(x, y, -z), block)) {
++affected;
}
if (setBlock(pos.add(-x, -y, z), block)) {
++affected;
}
if (setBlock(pos.add(x, -y, -z), block)) {
++affected;
}
if (setBlock(pos.add(-x, y, -z), block)) {
++affected;
}
if (setBlock(pos.add(-x, -y, -z), block)) {
++affected;
2010-10-18 17:39:32 +00:00
}
}
}
}
return affected;
}
/**
* Makes a pyramid.
2011-09-24 19:32:03 +00:00
*
* @param pos
* @param block
* @param size
* @param filled
* @return number of blocks changed
* @throws MaxChangedBlocksException
*/
public int makePyramid(Vector pos, Pattern block, int size,
boolean filled) throws MaxChangedBlocksException {
int affected = 0;
int height = size;
2011-09-24 19:32:03 +00:00
for (int y = 0; y <= height; ++y) {
size--;
for (int x = 0; x <= size; ++x) {
for (int z = 0; z <= size; ++z) {
2011-09-24 19:32:03 +00:00
if ((filled && z <= size && x <= size) || z == size || x == size) {
2011-09-24 19:32:03 +00:00
if (setBlock(pos.add(x, y, z), block)) {
++affected;
}
if (setBlock(pos.add(-x, y, z), block)) {
++affected;
}
if (setBlock(pos.add(x, y, -z), block)) {
++affected;
}
if (setBlock(pos.add(-x, y, -z), block)) {
++affected;
}
}
}
}
}
return affected;
}
2011-01-08 19:40:18 +00:00
/**
* Thaw.
2011-09-24 19:32:03 +00:00
*
2011-01-08 19:40:18 +00:00
* @param pos
* @param radius
* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int thaw(Vector pos, double radius)
2011-01-08 19:40:18 +00:00
throws MaxChangedBlocksException {
int affected = 0;
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double radiusSq = radius * radius;
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int ox = pos.getBlockX();
int oy = pos.getBlockY();
int oz = pos.getBlockZ();
BaseBlock air = new BaseBlock(0);
BaseBlock water = new BaseBlock(BlockID.STATIONARY_WATER);
int ceilRadius = (int) Math.ceil(radius);
for (int x = ox - ceilRadius; x <= ox + ceilRadius; ++x) {
for (int z = oz - ceilRadius; z <= oz + ceilRadius; ++z) {
2011-01-08 19:40:18 +00:00
if ((new Vector(x, oy, z)).distanceSq(pos) > radiusSq) {
continue;
}
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for (int y = world.getMaxY(); y >= 1; --y) {
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Vector pt = new Vector(x, y, z);
int id = getBlockType(pt);
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switch (id) {
case BlockID.ICE:
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if (setBlock(pt, water)) {
++affected;
2011-01-08 19:40:18 +00:00
}
break;
case BlockID.SNOW:
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if (setBlock(pt, air)) {
++affected;
2011-01-08 19:40:18 +00:00
}
break;
case BlockID.AIR:
continue;
default:
2011-01-08 19:40:18 +00:00
break;
}
break;
2011-01-08 19:40:18 +00:00
}
}
}
return affected;
}
2010-11-07 04:26:52 +00:00
/**
* Make snow.
2011-09-24 19:32:03 +00:00
*
2010-11-07 04:26:52 +00:00
* @param pos
* @param radius
* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int simulateSnow(Vector pos, double radius)
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throws MaxChangedBlocksException {
int affected = 0;
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double radiusSq = radius * radius;
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int ox = pos.getBlockX();
int oy = pos.getBlockY();
int oz = pos.getBlockZ();
BaseBlock ice = new BaseBlock(BlockID.ICE);
BaseBlock snow = new BaseBlock(BlockID.SNOW);
2010-11-07 04:26:52 +00:00
int ceilRadius = (int) Math.ceil(radius);
for (int x = ox - ceilRadius; x <= ox + ceilRadius; ++x) {
for (int z = oz - ceilRadius; z <= oz + ceilRadius; ++z) {
2011-01-08 18:59:06 +00:00
if ((new Vector(x, oy, z)).distanceSq(pos) > radiusSq) {
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continue;
}
2011-12-13 03:20:31 +00:00
for (int y = world.getMaxY(); y >= 1; --y) {
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Vector pt = new Vector(x, y, z);
int id = getBlockType(pt);
2010-11-07 04:26:52 +00:00
if (id == BlockID.AIR) {
continue;
2010-11-07 04:26:52 +00:00
}
2010-11-07 04:26:52 +00:00
// Ice!
if (id == BlockID.WATER || id == BlockID.STATIONARY_WATER) {
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if (setBlock(pt, ice)) {
++affected;
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}
break;
}
// Snow should not cover these blocks
if (BlockType.isTranslucent(id)) {
break;
}
// Too high?
2011-12-13 03:20:31 +00:00
if (y == world.getMaxY()) {
2010-11-07 04:26:52 +00:00
break;
}
// add snow cover
if (setBlock(pt.add(0, 1, 0), snow)) {
++affected;
}
break;
2010-11-07 04:26:52 +00:00
}
}
}
return affected;
}
/**
* Green.
2011-09-24 19:32:03 +00:00
*
* @param pos
* @param radius
* @return number of blocks affected
* @throws MaxChangedBlocksException
* @deprecated Use {@link #green(Vector, double, boolean)}.
*/
@Deprecated
public int green(Vector pos, double radius)
throws MaxChangedBlocksException {
return green(pos, radius, true);
}
/**
* Green.
*
* @param pos
* @param radius
* @param onlyNormalDirt only affect normal dirt (data value 0)
* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int green(Vector pos, double radius, boolean onlyNormalDirt)
throws MaxChangedBlocksException {
int affected = 0;
2011-12-10 11:16:57 +00:00
final double radiusSq = radius * radius;
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final int ox = pos.getBlockX();
final int oy = pos.getBlockY();
final int oz = pos.getBlockZ();
2011-12-10 11:16:57 +00:00
final BaseBlock grass = new BaseBlock(BlockID.GRASS);
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final int ceilRadius = (int) Math.ceil(radius);
for (int x = ox - ceilRadius; x <= ox + ceilRadius; ++x) {
for (int z = oz - ceilRadius; z <= oz + ceilRadius; ++z) {
if ((new Vector(x, oy, z)).distanceSq(pos) > radiusSq) {
continue;
}
2011-12-13 03:20:31 +00:00
loop: for (int y = world.getMaxY(); y >= 1; --y) {
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final Vector pt = new Vector(x, y, z);
final int id = getBlockType(pt);
final int data = getBlockData(pt);
2011-12-10 11:16:57 +00:00
switch (id) {
case BlockID.DIRT:
if (onlyNormalDirt && data != 0) {
break loop;
}
if (setBlock(pt, grass)) {
++affected;
}
2011-12-10 11:16:57 +00:00
break loop;
case BlockID.WATER:
case BlockID.STATIONARY_WATER:
case BlockID.LAVA:
case BlockID.STATIONARY_LAVA:
// break on liquids...
break loop;
default:
// ...and all non-passable blocks
if (!BlockType.canPassThrough(id, data)) {
2011-12-10 11:16:57 +00:00
break loop;
}
}
}
}
}
return affected;
}
2010-10-31 01:20:15 +00:00
/**
* Makes pumpkin patches randomly in an area around the given position.
2011-09-24 19:32:03 +00:00
*
* @param position the base position
* @param apothem the apothem of the (square) area
* @return number of patches created
2011-09-24 19:32:03 +00:00
* @throws MaxChangedBlocksException
2010-10-31 01:20:15 +00:00
*/
public int makePumpkinPatches(Vector position, int apothem) throws MaxChangedBlocksException {
// We want to generate pumpkins
GardenPatchGenerator generator = new GardenPatchGenerator(this);
generator.setPlant(GardenPatchGenerator.getPumpkinPattern());
2010-10-31 01:20:15 +00:00
// In a region of the given radius
FlatRegion region = new CuboidRegion(
getWorld(), // Causes clamping of Y range
position.add(-apothem, -5, -apothem),
position.add(apothem, 10, apothem));
double density = 0.02;
2014-04-01 03:29:05 +00:00
GroundFunction ground = new GroundFunction(new ExistingBlockMask(this), generator);
LayerVisitor visitor = new LayerVisitor(region, minimumBlockY(region), maximumBlockY(region), ground);
visitor.setMask(new NoiseFilter2D(new RandomNoise(), density));
2014-04-01 23:21:27 +00:00
Operations.completeLegacy(visitor);
return ground.getAffected();
2010-10-31 01:20:15 +00:00
}
/**
* Makes a forest.
2011-09-24 19:32:03 +00:00
*
* @param basePos
* @param size
* @param density
* @param treeGenerator
* @return number of trees created
2011-09-24 19:32:03 +00:00
* @throws MaxChangedBlocksException
*/
public int makeForest(Vector basePos, int size, double density,
TreeGenerator treeGenerator) throws MaxChangedBlocksException {
int affected = 0;
for (int x = basePos.getBlockX() - size; x <= basePos.getBlockX()
+ size; ++x) {
for (int z = basePos.getBlockZ() - size; z <= basePos.getBlockZ()
+ size; ++z) {
// Don't want to be in the ground
if (!getBlock(new Vector(x, basePos.getBlockY(), z)).isAir()) {
continue;
}
// The gods don't want a tree here
if (Math.random() >= density) {
continue;
} // def 0.05
for (int y = basePos.getBlockY(); y >= basePos.getBlockY() - 10; --y) {
// Check if we hit the ground
int t = getBlock(new Vector(x, y, z)).getType();
if (t == BlockID.GRASS || t == BlockID.DIRT) {
treeGenerator.generate(this, new Vector(x, y + 1, z));
++affected;
break;
} else if (t == BlockID.SNOW) {
setBlock(new Vector(x, y, z), new BaseBlock(BlockID.AIR));
} else if (t != BlockID.AIR) { // Trees won't grow on this!
break;
}
}
}
}
return affected;
}
2010-11-17 06:59:53 +00:00
/**
* Get the block distribution inside a region.
2011-09-24 19:32:03 +00:00
*
2010-11-17 06:59:53 +00:00
* @param region
* @return
*/
public List<Countable<Integer>> getBlockDistribution(Region region) {
List<Countable<Integer>> distribution = new ArrayList<Countable<Integer>>();
Map<Integer, Countable<Integer>> map = new HashMap<Integer, Countable<Integer>>();
2010-11-17 06:59:53 +00:00
if (region instanceof CuboidRegion) {
// Doing this for speed
Vector min = region.getMinimumPoint();
Vector max = region.getMaximumPoint();
int minX = min.getBlockX();
int minY = min.getBlockY();
int minZ = min.getBlockZ();
int maxX = max.getBlockX();
int maxY = max.getBlockY();
int maxZ = max.getBlockZ();
for (int x = minX; x <= maxX; ++x) {
for (int y = minY; y <= maxY; ++y) {
for (int z = minZ; z <= maxZ; ++z) {
2010-11-17 06:59:53 +00:00
Vector pt = new Vector(x, y, z);
int id = getBlockType(pt);
2010-11-17 06:59:53 +00:00
if (map.containsKey(id)) {
map.get(id).increment();
} else {
Countable<Integer> c = new Countable<Integer>(id, 1);
map.put(id, c);
distribution.add(c);
}
}
}
}
} else {
for (Vector pt : region) {
int id = getBlockType(pt);
2010-11-17 06:59:53 +00:00
if (map.containsKey(id)) {
map.get(id).increment();
} else {
Countable<Integer> c = new Countable<Integer>(id, 1);
map.put(id, c);
}
}
}
Collections.sort(distribution);
// Collections.reverse(distribution);
2010-11-17 06:59:53 +00:00
return distribution;
}
/**
* Get the block distribution (with data values) inside a region.
*
* @param region
* @return
*/
// TODO reduce code duplication - probably during ops-redux
public List<Countable<BaseBlock>> getBlockDistributionWithData(Region region) {
List<Countable<BaseBlock>> distribution = new ArrayList<Countable<BaseBlock>>();
Map<BaseBlock, Countable<BaseBlock>> map = new HashMap<BaseBlock, Countable<BaseBlock>>();
if (region instanceof CuboidRegion) {
// Doing this for speed
Vector min = region.getMinimumPoint();
Vector max = region.getMaximumPoint();
int minX = min.getBlockX();
int minY = min.getBlockY();
int minZ = min.getBlockZ();
int maxX = max.getBlockX();
int maxY = max.getBlockY();
int maxZ = max.getBlockZ();
for (int x = minX; x <= maxX; ++x) {
for (int y = minY; y <= maxY; ++y) {
for (int z = minZ; z <= maxZ; ++z) {
Vector pt = new Vector(x, y, z);
BaseBlock blk = new BaseBlock(getBlockType(pt), getBlockData(pt));
if (map.containsKey(blk)) {
map.get(blk).increment();
} else {
Countable<BaseBlock> c = new Countable<BaseBlock>(blk, 1);
map.put(blk, c);
distribution.add(c);
}
}
}
}
} else {
for (Vector pt : region) {
BaseBlock blk = new BaseBlock(getBlockType(pt), getBlockData(pt));
if (map.containsKey(blk)) {
map.get(blk).increment();
} else {
Countable<BaseBlock> c = new Countable<BaseBlock>(blk, 1);
map.put(blk, c);
}
}
}
Collections.sort(distribution);
// Collections.reverse(distribution);
return distribution;
}
public int makeShape(final Region region, final Vector zero, final Vector unit, final Pattern pattern, final String expressionString, final boolean hollow) throws ExpressionException, MaxChangedBlocksException {
final Expression expression = Expression.compile(expressionString, "x", "y", "z", "type", "data");
expression.optimize();
final RValue typeVariable = expression.getVariable("type", false);
final RValue dataVariable = expression.getVariable("data", false);
final WorldEditExpressionEnvironment environment = new WorldEditExpressionEnvironment(this, unit, zero);
expression.setEnvironment(environment);
final ArbitraryShape shape = new ArbitraryShape(region) {
@Override
protected BaseBlock getMaterial(int x, int y, int z, BaseBlock defaultMaterial) {
final Vector current = new Vector(x, y, z);
environment.setCurrentBlock(current);
final Vector scaled = current.subtract(zero).divide(unit);
try {
if (expression.evaluate(scaled.getX(), scaled.getY(), scaled.getZ(), defaultMaterial.getType(), defaultMaterial.getData()) <= 0) {
return null;
}
2011-11-23 01:29:48 +00:00
return new BaseBlock((int) typeVariable.getValue(), (int) dataVariable.getValue());
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
};
return shape.generate(this, pattern, hollow);
}
public int deformRegion(final Region region, final Vector zero, final Vector unit, final String expressionString) throws ExpressionException, MaxChangedBlocksException {
final Expression expression = Expression.compile(expressionString, "x", "y", "z");
expression.optimize();
final RValue x = expression.getVariable("x", false);
final RValue y = expression.getVariable("y", false);
final RValue z = expression.getVariable("z", false);
final WorldEditExpressionEnvironment environment = new WorldEditExpressionEnvironment(this, unit, zero);
expression.setEnvironment(environment);
final DoubleArrayList<BlockVector, BaseBlock> queue = new DoubleArrayList<BlockVector, BaseBlock>(false);
for (BlockVector position : region) {
// offset, scale
final Vector scaled = position.subtract(zero).divide(unit);
// transform
expression.evaluate(scaled.getX(), scaled.getY(), scaled.getZ());
final BlockVector sourcePosition = environment.toWorld(x.getValue(), y.getValue(), z.getValue());
// read block from world
// TODO: use getBlock here once the reflection is out of the way
final BaseBlock material = new BaseBlock(world.getBlockType(sourcePosition), world.getBlockData(sourcePosition));
// queue operation
queue.put(position, material);
}
int affected = 0;
for (Map.Entry<BlockVector, BaseBlock> entry : queue) {
BlockVector position = entry.getKey();
BaseBlock material = entry.getValue();
// set at new position
if (setBlock(position, material)) {
++affected;
}
}
return affected;
}
/**
* Hollows out the region (Semi-well-defined for non-cuboid selections).
*
* @param region the region to hollow out.
* @param thickness the thickness of the shell to leave (manhattan distance)
* @param pattern The block pattern to use
*
* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int hollowOutRegion(Region region, int thickness, Pattern pattern) throws MaxChangedBlocksException {
int affected = 0;
final Set<BlockVector> outside = new HashSet<BlockVector>();
final Vector min = region.getMinimumPoint();
final Vector max = region.getMaximumPoint();
final int minX = min.getBlockX();
final int minY = min.getBlockY();
final int minZ = min.getBlockZ();
final int maxX = max.getBlockX();
final int maxY = max.getBlockY();
final int maxZ = max.getBlockZ();
for (int x = minX; x <= maxX; ++x) {
for (int y = minY; y <= maxY; ++y) {
recurseHollow(region, new BlockVector(x, y, minZ), outside);
recurseHollow(region, new BlockVector(x, y, maxZ), outside);
}
}
for (int y = minY; y <= maxY; ++y) {
for (int z = minZ; z <= maxZ; ++z) {
recurseHollow(region, new BlockVector(minX, y, z), outside);
recurseHollow(region, new BlockVector(maxX, y, z), outside);
}
}
for (int z = minZ; z <= maxZ; ++z) {
for (int x = minX; x <= maxX; ++x) {
recurseHollow(region, new BlockVector(x, minY, z), outside);
recurseHollow(region, new BlockVector(x, maxY, z), outside);
}
}
for (int i = 1; i < thickness; ++i) {
final Set<BlockVector> newOutside = new HashSet<BlockVector>();
outer: for (BlockVector position : region) {
for (Vector recurseDirection: recurseDirections) {
BlockVector neighbor = position.add(recurseDirection).toBlockVector();
if (outside.contains(neighbor)) {
newOutside.add(position);
continue outer;
}
}
}
outside.addAll(newOutside);
}
outer: for (BlockVector position : region) {
for (Vector recurseDirection: recurseDirections) {
BlockVector neighbor = position.add(recurseDirection).toBlockVector();
if (outside.contains(neighbor)) {
continue outer;
}
}
if (setBlock(position, pattern.next(position))) {
++affected;
}
}
return affected;
}
/**
* Draws a line (out of blocks) between two vectors.
*
2013-08-05 16:53:30 +00:00
* @param pattern The block pattern used to draw the line.
* @param pos1 One of the points that define the line.
* @param pos2 The other point that defines the line.
2013-08-05 16:53:30 +00:00
* @param radius The radius (thickness) of the line.
* @param filled If false, only a shell will be generated.
*
* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int drawLine(Pattern pattern, Vector pos1, Vector pos2, double radius, boolean filled)
2013-08-05 16:53:30 +00:00
throws MaxChangedBlocksException {
Set<Vector> vset = new HashSet<Vector>();
boolean notdrawn = true;
int x1 = pos1.getBlockX(), y1 = pos1.getBlockY(), z1 = pos1.getBlockZ();
int x2 = pos2.getBlockX(), y2 = pos2.getBlockY(), z2 = pos2.getBlockZ();
int tipx = x1, tipy = y1, tipz = z1;
int dx = Math.abs(x2 - x1), dy = Math.abs(y2 - y1), dz = Math.abs(z2 - z1);
if (dx + dy + dz == 0) {
2013-08-05 16:53:30 +00:00
vset.add(new Vector(tipx, tipy, tipz));
notdrawn = false;
}
if (Math.max(Math.max(dx, dy), dz) == dx && notdrawn) {
for (int domstep = 0; domstep <= dx; domstep++) {
tipx = x1 + domstep * (x2 - x1 > 0 ? 1 : -1);
tipy = (int) Math.round(y1 + domstep * ((double) dy) / ((double) dx) * (y2 - y1 > 0 ? 1 : -1));
tipz = (int) Math.round(z1 + domstep * ((double) dz) / ((double) dx) * (z2 - z1 > 0 ? 1 : -1));
2013-08-05 16:53:30 +00:00
vset.add(new Vector(tipx, tipy, tipz));
}
notdrawn = false;
}
if (Math.max(Math.max(dx, dy), dz) == dy && notdrawn) {
for (int domstep = 0; domstep <= dy; domstep++) {
tipy = y1 + domstep * (y2 - y1 > 0 ? 1 : -1);
tipx = (int) Math.round(x1 + domstep * ((double) dx) / ((double) dy) * (x2 - x1 > 0 ? 1 : -1));
tipz = (int) Math.round(z1 + domstep * ((double) dz) / ((double) dy) * (z2 - z1 > 0 ? 1 : -1));
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vset.add(new Vector(tipx, tipy, tipz));
}
notdrawn = false;
}
if (Math.max(Math.max(dx, dy), dz) == dz && notdrawn) {
for (int domstep = 0; domstep <= dz; domstep++) {
tipz = z1 + domstep * (z2 - z1 > 0 ? 1 : -1);
tipy = (int) Math.round(y1 + domstep * ((double) dy) / ((double) dz) * (y2-y1>0 ? 1 : -1));
tipx = (int) Math.round(x1 + domstep * ((double) dx) / ((double) dz) * (x2-x1>0 ? 1 : -1));
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vset.add(new Vector(tipx, tipy, tipz));
}
notdrawn = false;
}
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vset = getBallooned(vset, radius);
if (!filled) {
vset = getHollowed(vset);
}
return setBlocks(vset, pattern);
}
/**
* Draws a spline (out of blocks) between specified vectors.
*
* @param pattern The block pattern used to draw the spline.
* @param nodevectors The list of vectors to draw through.
* @param tension The tension of every node.
* @param bias The bias of every node.
* @param continuity The continuity of every node.
* @param quality The quality of the spline. Must be greater than 0.
* @param radius The radius (thickness) of the spline.
* @param filled If false, only a shell will be generated.
*
* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int drawSpline(Pattern pattern, List<Vector> nodevectors, double tension, double bias, double continuity, double quality, double radius, boolean filled)
throws MaxChangedBlocksException {
Set<Vector> vset = new HashSet<Vector>();
List<Node> nodes = new ArrayList(nodevectors.size());
Interpolation interpol = new KochanekBartelsInterpolation();
for (int loop = 0; loop < nodevectors.size(); loop++) {
Node n = new Node(nodevectors.get(loop));
n.setTension(tension);
n.setBias(bias);
n.setContinuity(continuity);
nodes.add(n);
}
interpol.setNodes(nodes);
double splinelength = interpol.arcLength(0, 1);
for (double loop = 0; loop <= 1; loop += 1D / splinelength / quality) {
Vector tipv = interpol.getPosition(loop);
int tipx = (int) Math.round(tipv.getX());
int tipy = (int) Math.round(tipv.getY());
int tipz = (int) Math.round(tipv.getZ());
vset.add(new Vector(tipx, tipy, tipz));
}
vset = getBallooned(vset, radius);
if (!filled) {
vset = getHollowed(vset);
}
return setBlocks(vset, pattern);
}
private static double hypot(double... pars) {
double sum = 0;
for (double d : pars) {
sum += Math.pow(d, 2);
}
return Math.sqrt(sum);
}
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private static Set<Vector> getBallooned(Set<Vector> vset, double radius) {
Set<Vector> returnset = new HashSet<Vector>();
int ceilrad = (int) Math.ceil(radius);
for (Vector v : vset) {
int tipx = v.getBlockX(), tipy = v.getBlockY(), tipz = v.getBlockZ();
for (int loopx = tipx - ceilrad; loopx <= tipx + ceilrad; loopx++) {
for (int loopy = tipy - ceilrad; loopy <= tipy + ceilrad; loopy++) {
for (int loopz = tipz - ceilrad; loopz <= tipz + ceilrad; loopz++) {
if (hypot(loopx - tipx, loopy - tipy, loopz - tipz) <= radius) {
returnset.add(new Vector(loopx, loopy, loopz));
}
}
}
}
}
return returnset;
}
private static Set<Vector> getHollowed(Set<Vector> vset) {
Set<Vector> returnset = new HashSet<Vector>();
for (Vector v : vset) {
double x = v.getX(), y = v.getY(), z = v.getZ();
if (!(vset.contains(new Vector(x + 1, y, z)) &&
vset.contains(new Vector(x - 1, y, z)) &&
vset.contains(new Vector(x, y + 1, z)) &&
vset.contains(new Vector(x, y - 1, z)) &&
vset.contains(new Vector(x, y, z + 1)) &&
vset.contains(new Vector(x, y, z - 1)))) {
returnset.add(v);
}
}
return returnset;
}
private void recurseHollow(Region region, BlockVector origin, Set<BlockVector> outside) {
final LinkedList<BlockVector> queue = new LinkedList<BlockVector>();
queue.addLast(origin);
while (!queue.isEmpty()) {
final BlockVector current = queue.removeFirst();
if (!BlockType.canPassThrough(getBlockType(current), getBlockData(current))) {
continue;
}
if (!outside.add(current)) {
continue;
}
if (!region.contains(current)) {
continue;
}
for (Vector recurseDirection: recurseDirections) {
queue.addLast(current.add(recurseDirection).toBlockVector());
}
} // while
}
public int makeBiomeShape(final Region region, final Vector zero, final Vector unit, final BiomeType biomeType, final String expressionString, final boolean hollow) throws ExpressionException, MaxChangedBlocksException {
final Vector2D zero2D = zero.toVector2D();
final Vector2D unit2D = unit.toVector2D();
final Expression expression = Expression.compile(expressionString, "x", "z");
expression.optimize();
final EditSession editSession = this;
final WorldEditExpressionEnvironment environment = new WorldEditExpressionEnvironment(editSession, unit, zero);
expression.setEnvironment(environment);
final ArbitraryBiomeShape shape = new ArbitraryBiomeShape(region) {
@Override
protected BiomeType getBiome(int x, int z, BiomeType defaultBiomeType) {
final Vector2D current = new Vector2D(x, z);
environment.setCurrentBlock(current.toVector(0));
final Vector2D scaled = current.subtract(zero2D).divide(unit2D);
try {
if (expression.evaluate(scaled.getX(), scaled.getZ()) <= 0) {
return null;
}
// TODO: Allow biome setting via a script variable (needs BiomeType<->int mapping)
return defaultBiomeType;
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
};
return shape.generate(this, biomeType, hollow);
}
private static final Vector[] recurseDirections = {
PlayerDirection.NORTH.vector(),
PlayerDirection.EAST.vector(),
PlayerDirection.SOUTH.vector(),
PlayerDirection.WEST.vector(),
PlayerDirection.UP.vector(),
PlayerDirection.DOWN.vector(),
};
private static final double lengthSq(double x, double y, double z) {
return (x * x) + (y * y) + (z * z);
}
private static final double lengthSq(double x, double z) {
return (x * x) + (z * z);
}
}