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

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// $Id$
/*
* WorldEditLibrary
* Copyright (C) 2010 sk89q <http://www.sk89q.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
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package com.sk89q.worldedit;
import java.util.Map;
import java.util.HashMap;
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import java.util.LinkedHashMap;
import java.util.Set;
import java.util.HashSet;
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import java.util.Stack;
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import java.util.List;
import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Random;
import com.sk89q.worldedit.regions.*;
import com.sk89q.worldedit.util.TreeGenerator;
import com.sk89q.worldedit.bags.*;
import com.sk89q.worldedit.blocks.*;
import com.sk89q.worldedit.masks.Mask;
import com.sk89q.worldedit.patterns.*;
/**
* This class can wrap all block editing operations into one "edit session" that
* stores the state of the blocks before modification. This allows for easy undo
* or redo. In addition to that, this class can use a "queue mode" that will
* know how to handle some special types of items such as signs and torches. For
* example, torches must be placed only after there is already a block below it,
* otherwise the torch will be placed as an item.
*
* @author sk89q
*/
public class EditSession {
/**
* Random number generator.
*/
private static Random prng = new Random();
/**
* World.
*/
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protected LocalWorld world;
/**
* Stores the original blocks before modification.
*/
private DoubleArrayList<BlockVector, BaseBlock> original =
new DoubleArrayList<BlockVector, BaseBlock>(
true);
/**
* Stores the current blocks.
*/
private DoubleArrayList<BlockVector, BaseBlock> current =
new DoubleArrayList<BlockVector, BaseBlock>(
false);
/**
* Blocks that should be placed before last.
*/
private DoubleArrayList<BlockVector, BaseBlock> queueAfter =
new DoubleArrayList<BlockVector, BaseBlock>(
false);
/**
* Blocks that should be placed last.
*/
private DoubleArrayList<BlockVector, BaseBlock> queueLast =
new DoubleArrayList<BlockVector, BaseBlock>(
false);
/**
* The maximum number of blocks to change at a time. If this number is
* exceeded, a MaxChangedBlocksException exception will be raised. -1
* indicates no limit.
*/
private int maxBlocks = -1;
/**
* Indicates whether some types of blocks should be queued for best
* reproduction.
*/
private boolean queued = false;
/**
* Use the fast mode, which may leave chunks not flagged "dirty".
*/
private boolean fastMode = false;
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/**
* Block bag to use for getting blocks.
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*/
private BlockBag blockBag;
/**
* List of missing blocks;
*/
private Set<Integer> missingBlocks = new HashSet<Integer>();
/**
* Mask to cover operations.
*/
private Mask mask;
/**
* Construct the object with a maximum number of blocks.
*
* @param world
* @param maxBlocks
*/
public EditSession(LocalWorld world, int maxBlocks) {
if (maxBlocks < -1) {
throw new IllegalArgumentException("Max blocks must be >= -1");
}
this.maxBlocks = maxBlocks;
this.world = world;
}
/**
* Construct the object with a maximum number of blocks and a block bag.
*
* @param world
* @param maxBlocks
* @param blockBag
* @blockBag
*/
public EditSession(LocalWorld world, int maxBlocks, BlockBag blockBag) {
if (maxBlocks < -1) {
throw new IllegalArgumentException("Max blocks must be >= -1");
}
this.maxBlocks = maxBlocks;
this.blockBag = blockBag;
this.world = world;
}
/**
* Sets a block without changing history.
*
* @param pt
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* @param block
* @return Whether the block changed
*/
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public boolean rawSetBlock(Vector pt, BaseBlock block) {
int y = pt.getBlockY();
int type = block.getType();
if (y < 0 || y > 127) {
return false;
}
// No invalid blocks
if (!world.isValidBlockType(type)) {
return false;
}
if (mask != null) {
if (!mask.matches(this, pt)) {
return false;
}
}
int existing = world.getBlockType(pt);
// Clear the container block so that it doesn't drop items
if (BlockType.isContainerBlock(existing) && blockBag == null) {
world.clearContainerBlockContents(pt);
// Ice turns until water so this has to be done first
} else if (existing == BlockID.ICE) {
world.setBlockType(pt, 0);
}
int id = block.getType();
if (blockBag != null) {
if (id > 0) {
try {
blockBag.fetchPlacedBlock(id);
} catch (UnplaceableBlockException e) {
return false;
} catch (BlockBagException e) {
missingBlocks.add(id);
return false;
}
}
if (existing > 0) {
try {
blockBag.storeDroppedBlock(existing);
} catch (BlockBagException e) {
}
}
}
boolean result;
if (BlockType.usesData(id)) {
if (fastMode) {
result = world.setTypeIdAndDataFast(pt, type, block.getData());
} else {
result = world.setTypeIdAndData(pt, type, block.getData());
}
} else {
if (fastMode) {
result = world.setBlockTypeFast(pt, id);
} else {
result = world.setBlockType(pt, id);
}
}
//System.out.println(pt + "" +result);
if (id != 0) {
// Signs
if (block instanceof SignBlock) {
SignBlock signBlock = (SignBlock) block;
world.copyToWorld(pt, signBlock);
// Chests
} else if (block instanceof ChestBlock && blockBag == null) {
ChestBlock chestBlock = (ChestBlock) block;
world.copyToWorld(pt, chestBlock);
// Furnaces
} else if (block instanceof FurnaceBlock && blockBag == null) {
FurnaceBlock furnaceBlock = (FurnaceBlock) block;
world.copyToWorld(pt, furnaceBlock);
// Dispenser
} else if (block instanceof DispenserBlock && blockBag == null) {
DispenserBlock dispenserBlock = (DispenserBlock) block;
world.copyToWorld(pt, dispenserBlock);
// Mob spawners
} else if (block instanceof MobSpawnerBlock) {
MobSpawnerBlock mobSpawnerblock = (MobSpawnerBlock) block;
world.copyToWorld(pt, mobSpawnerblock);
// Note blocks
} else if (block instanceof NoteBlock) {
NoteBlock noteBlock = (NoteBlock) block;
world.copyToWorld(pt, noteBlock);
}
}
return result;
}
/**
* Sets the block at position x, y, z with a block type. If queue mode is
* enabled, blocks may not be actually set in world until flushQueue() is
* called.
*
* @param pt
* @param block
* @return Whether the block changed -- not entirely dependable
* @throws MaxChangedBlocksException
*/
public boolean setBlock(Vector pt, BaseBlock block)
throws MaxChangedBlocksException {
BlockVector blockPt = pt.toBlockVector();
// if (!original.containsKey(blockPt)) {
original.put(blockPt, getBlock(pt));
if (maxBlocks != -1 && original.size() > maxBlocks) {
throw new MaxChangedBlocksException(maxBlocks);
}
// }
current.put(pt.toBlockVector(), block);
return smartSetBlock(pt, block);
}
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/**
* Insert a contrived block change into the history.
*
* @param pt
* @param existing
* @param block
*/
public void rememberChange(Vector pt, BaseBlock existing, BaseBlock block) {
BlockVector blockPt = pt.toBlockVector();
original.put(blockPt, existing);
current.put(pt.toBlockVector(), block);
}
/**
* Set a block with a pattern.
*
* @param pt
* @param pat
* @return Whether the block changed -- not entirely dependable
* @throws MaxChangedBlocksException
*/
public boolean setBlock(Vector pt, Pattern pat)
throws MaxChangedBlocksException {
return setBlock(pt, pat.next(pt));
}
/**
* Set a block only if there's no block already there.
*
* @param pt
* @param block
* @return if block was changed
* @throws MaxChangedBlocksException
*/
public boolean setBlockIfAir(Vector pt, BaseBlock block)
throws MaxChangedBlocksException {
if (!getBlock(pt).isAir()) {
return false;
} else {
return setBlock(pt, block);
}
}
/**
* Actually set the block. Will use queue.
*
* @param pt
* @param block
* @return
*/
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public boolean smartSetBlock(Vector pt, BaseBlock block) {
if (queued) {
// Place torches, etc. last
if (BlockType.shouldPlaceLast(block.getType())) {
queueLast.put(pt.toBlockVector(), block);
return !(getBlockType(pt) == block.getType()
&& getBlockData(pt) == block.getData());
// Destroy torches, etc. first
} else if (BlockType.shouldPlaceLast(getBlockType(pt))) {
rawSetBlock(pt, new BaseBlock(0));
} else {
queueAfter.put(pt.toBlockVector(), block);
return !(getBlockType(pt) == block.getType()
&& getBlockData(pt) == block.getData());
}
}
return rawSetBlock(pt, block);
}
/**
* Gets the block type at a position x, y, z.
*
* @param pt
* @return Block type
*/
public BaseBlock getBlock(Vector pt) {
// In the case of the queue, the block may have not actually been
// changed yet
if (queued) {
/*
* BlockVector blockPt = pt.toBlockVector();
*
* if (current.containsKey(blockPt)) { return current.get(blockPt);
* }
*/
}
return rawGetBlock(pt);
}
/**
* Gets the block type at a position x, y, z.
*
* @param pt
* @return Block type
*/
public int getBlockType(Vector pt) {
// In the case of the queue, the block may have not actually been
// changed yet
if (queued) {
/*
* BlockVector blockPt = pt.toBlockVector();
*
* if (current.containsKey(blockPt)) { return current.get(blockPt);
* }
*/
}
return world.getBlockType(pt);
}
public int getBlockData(Vector pt) {
// In the case of the queue, the block may have not actually been
// changed yet
if (queued) {
/*
* BlockVector blockPt = pt.toBlockVector();
*
* if (current.containsKey(blockPt)) { return current.get(blockPt);
* }
*/
}
return world.getBlockData(pt);
}
/**
* Gets the block type at a position x, y, z.
*
* @param pt
* @return BaseBlock
*/
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public BaseBlock rawGetBlock(Vector pt) {
int type = world.getBlockType(pt);
int data = world.getBlockData(pt);
// Sign
if (type == BlockID.WALL_SIGN || type == BlockID.SIGN_POST) {
SignBlock block = new SignBlock(type, data);
world.copyFromWorld(pt, block);
return block;
// Chest
} else if (type == BlockID.CHEST) {
ChestBlock block = new ChestBlock(data);
world.copyFromWorld(pt, block);
return block;
// Furnace
} else if (type == BlockID.FURNACE || type == BlockID.BURNING_FURNACE) {
FurnaceBlock block = new FurnaceBlock(type, data);
world.copyFromWorld(pt, block);
return block;
// Dispenser
} else if (type == BlockID.DISPENSER) {
DispenserBlock block = new DispenserBlock(data);
world.copyFromWorld(pt, block);
return block;
// Mob spawner
} else if (type == BlockID.MOB_SPAWNER) {
MobSpawnerBlock block = new MobSpawnerBlock(data);
world.copyFromWorld(pt, block);
return block;
// Note block
} else if (type == BlockID.NOTE_BLOCK) {
NoteBlock block = new NoteBlock(data);
world.copyFromWorld(pt, block);
return block;
} else {
return new BaseBlock(type, data);
}
}
/**
* Restores all blocks to their initial state.
*
* @param sess
*/
public void undo(EditSession sess) {
for (Map.Entry<BlockVector, BaseBlock> entry : original) {
BlockVector pt = (BlockVector) entry.getKey();
sess.smartSetBlock(pt, (BaseBlock) entry.getValue());
}
sess.flushQueue();
}
/**
* Sets to new state.
*
* @param sess
*/
public void redo(EditSession sess) {
for (Map.Entry<BlockVector, BaseBlock> entry : current) {
BlockVector pt = (BlockVector) entry.getKey();
sess.smartSetBlock(pt, (BaseBlock) entry.getValue());
}
sess.flushQueue();
}
/**
* Get the number of changed blocks.
*
* @return
*/
public int size() {
return original.size();
}
/**
* Get the maximum number of blocks that can be changed. -1 will be returned
* if disabled.
*
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* @return block change limit
*/
public int getBlockChangeLimit() {
return maxBlocks;
}
/**
* Set the maximum number of blocks that can be changed.
*
* @param maxBlocks
* -1 to disable
*/
public void setBlockChangeLimit(int maxBlocks) {
if (maxBlocks < -1) {
throw new IllegalArgumentException("Max blocks must be >= -1");
}
this.maxBlocks = maxBlocks;
}
/**
* Returns queue status.
*
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* @return whether the queue is enabled
*/
public boolean isQueueEnabled() {
return queued;
}
/**
* Queue certain types of block for better reproduction of those blocks.
*/
public void enableQueue() {
queued = true;
}
/**
* Disable the queue. This will flush the queue.
*/
public void disableQueue() {
if (queued != false) {
flushQueue();
}
queued = false;
}
/**
* Set fast mode.
*
* @param fastMode
*/
public void setFastMode(boolean fastMode) {
this.fastMode = fastMode;
}
/**
* Return fast mode status.
*
* @return
*/
public boolean hasFastMode() {
return fastMode;
}
/**
* Finish off the queue.
*/
public void flushQueue() {
if (!queued) {
return;
}
for (Map.Entry<BlockVector, BaseBlock> entry : queueAfter) {
BlockVector pt = (BlockVector) entry.getKey();
rawSetBlock(pt, (BaseBlock) entry.getValue());
}
// We don't want to place these blocks if other blocks were missing
// because it might cause the items to drop
if (blockBag == null || missingBlocks.size() == 0) {
for (Map.Entry<BlockVector, BaseBlock> entry : queueLast) {
BlockVector pt = (BlockVector) entry.getKey();
rawSetBlock(pt, (BaseBlock) entry.getValue());
}
}
queueAfter.clear();
queueLast.clear();
}
/**
* Fills an area recursively in the X/Z directions.
*
* @param origin
* @param block
* @param radius
* @param depth
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* @param recursive
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* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int fillXZ(Vector origin, BaseBlock block, int radius, int depth,
boolean recursive) throws MaxChangedBlocksException {
int affected = 0;
int originX = origin.getBlockX();
int originY = origin.getBlockY();
int originZ = origin.getBlockZ();
HashSet<BlockVector> visited = new HashSet<BlockVector>();
Stack<BlockVector> queue = new Stack<BlockVector>();
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queue.push(new BlockVector(originX, originY, originZ));
while (!queue.empty()) {
BlockVector pt = queue.pop();
int cx = pt.getBlockX();
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int cy = pt.getBlockY();
int cz = pt.getBlockZ();
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if (cy < 0 || cy > originY || visited.contains(pt)) {
continue;
}
visited.add(pt);
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if (recursive) {
if (origin.distance(pt) > radius) {
continue;
}
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if (getBlock(pt).isAir()) {
if (setBlock(pt, block)) {
++affected;
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}
} else {
continue;
}
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queue.push(new BlockVector(cx, cy - 1, cz));
queue.push(new BlockVector(cx, cy + 1, cz));
} else {
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double dist = Math.sqrt(Math.pow(originX - cx, 2)
+ Math.pow(originZ - cz, 2));
int minY = originY - depth + 1;
if (dist > radius) {
continue;
}
if (getBlock(pt).isAir()) {
affected += fillY(cx, originY, cz, block, minY);
} else {
continue;
}
}
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queue.push(new BlockVector(cx + 1, cy, cz));
queue.push(new BlockVector(cx - 1, cy, cz));
queue.push(new BlockVector(cx, cy, cz + 1));
queue.push(new BlockVector(cx, cy, cz - 1));
}
return affected;
}
/**
* Recursively fills a block and below until it hits another block.
*
* @param x
* @param cy
* @param z
* @param block
* @param minY
* @throws MaxChangedBlocksException
* @return
*/
private int fillY(int x, int cy, int z, BaseBlock block, int minY)
throws MaxChangedBlocksException {
int affected = 0;
for (int y = cy; y >= minY; --y) {
Vector pt = new Vector(x, y, z);
if (getBlock(pt).isAir()) {
setBlock(pt, block);
++affected;
} else {
break;
}
}
return affected;
}
/**
* Fills an area recursively in the X/Z directions.
*
* @param origin
* @param pattern
* @param radius
* @param depth
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* @param recursive
* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int fillXZ(Vector origin, Pattern pattern, int radius, int depth,
boolean recursive) throws MaxChangedBlocksException {
int affected = 0;
int originX = origin.getBlockX();
int originY = origin.getBlockY();
int originZ = origin.getBlockZ();
HashSet<BlockVector> visited = new HashSet<BlockVector>();
Stack<BlockVector> queue = new Stack<BlockVector>();
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queue.push(new BlockVector(originX, originY, originZ));
while (!queue.empty()) {
BlockVector pt = queue.pop();
int cx = pt.getBlockX();
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int cy = pt.getBlockY();
int cz = pt.getBlockZ();
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if (cy < 0 || cy > originY || visited.contains(pt)) {
continue;
}
visited.add(pt);
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if (recursive) {
if (origin.distance(pt) > radius) {
continue;
}
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if (getBlock(pt).isAir()) {
if (setBlock(pt, pattern.next(pt))) {
++affected;
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}
} else {
continue;
}
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queue.push(new BlockVector(cx, cy - 1, cz));
queue.push(new BlockVector(cx, cy + 1, cz));
} else {
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double dist = Math.sqrt(Math.pow(originX - cx, 2)
+ Math.pow(originZ - cz, 2));
int minY = originY - depth + 1;
if (dist > radius) {
continue;
}
if (getBlock(pt).isAir()) {
affected += fillY(cx, originY, cz, pattern, minY);
} else {
continue;
}
}
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queue.push(new BlockVector(cx + 1, cy, cz));
queue.push(new BlockVector(cx - 1, cy, cz));
queue.push(new BlockVector(cx, cy, cz + 1));
queue.push(new BlockVector(cx, cy, cz - 1));
}
return affected;
}
/**
* Recursively fills a block and below until it hits another block.
*
* @param x
* @param cy
* @param z
* @param pattern
* @param minY
* @throws MaxChangedBlocksException
* @return
*/
private int fillY(int x, int cy, int z, Pattern pattern, int minY)
throws MaxChangedBlocksException {
int affected = 0;
for (int y = cy; y >= minY; --y) {
Vector pt = new Vector(x, y, z);
if (getBlock(pt).isAir()) {
setBlock(pt, pattern.next(pt));
++affected;
} else {
break;
}
}
return affected;
}
/**
* Remove blocks above.
*
* @param pos
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* @param size
* @param height
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* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int removeAbove(Vector pos, int size, int height)
throws MaxChangedBlocksException {
int maxY = Math.min(127, pos.getBlockY() + height - 1);
--size;
int affected = 0;
int oX = pos.getBlockX();
int oY = pos.getBlockY();
int oZ = pos.getBlockZ();
for (int x = oX - size; x <= oX + size; ++x) {
for (int z = oZ - size; z <= oZ + size; ++z) {
for (int y = oY; y <= maxY; ++y) {
Vector pt = new Vector(x, y, z);
if (getBlockType(pt) != 0) {
setBlock(pt, new BaseBlock(0));
++affected;
}
}
}
}
return affected;
}
/**
* Remove blocks below.
*
* @param pos
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* @param size
* @param height
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* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int removeBelow(Vector pos, int size, int height)
throws MaxChangedBlocksException {
int minY = Math.max(0, pos.getBlockY() - height);
--size;
int affected = 0;
int oX = pos.getBlockX();
int oY = pos.getBlockY();
int oZ = pos.getBlockZ();
for (int x = oX - size; x <= oX + size; ++x) {
for (int z = oZ - size; z <= oZ + size; ++z) {
for (int y = oY; y >= minY; --y) {
Vector pt = new Vector(x, y, z);
if (getBlockType(pt) != 0) {
setBlock(pt, new BaseBlock(0));
++affected;
}
}
}
}
return affected;
}
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/**
* Remove nearby blocks of a type.
*
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* @param pos
* @param blockType
* @param size
* @return number of blocks affected
* @throws MaxChangedBlocksException
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*/
public int removeNear(Vector pos, int blockType, int size)
throws MaxChangedBlocksException {
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int affected = 0;
BaseBlock air = new BaseBlock(0);
int minX = pos.getBlockX() - size;
int maxX = pos.getBlockX() + size;
int minY = Math.max(0, pos.getBlockY() - size);
int maxY = Math.min(127, pos.getBlockY() + size);
int minZ = pos.getBlockZ() - size;
int maxZ = pos.getBlockZ() + size;
for (int x = minX; x <= maxX; ++x) {
for (int y = minY; y <= maxY; ++y) {
for (int z = minZ; z <= maxZ; ++z) {
Vector p = new Vector(x, y, z);
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if (getBlockType(p) == blockType) {
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if (setBlock(p, air)) {
++affected;
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}
}
}
}
}
return affected;
}
/**
* Sets all the blocks inside a region to a certain block type.
*
* @param region
* @param block
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* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int setBlocks(Region region, BaseBlock block)
throws MaxChangedBlocksException {
int affected = 0;
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);
if (setBlock(pt, block)) {
++affected;
}
}
}
}
} else {
for (Vector pt : region) {
if (setBlock(pt, block)) {
++affected;
}
}
}
return affected;
}
/**
* Sets all the blocks inside a region to a certain block type.
*
* @param region
* @param pattern
* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int setBlocks(Region region, Pattern pattern)
throws MaxChangedBlocksException {
int affected = 0;
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);
if (setBlock(pt, pattern.next(pt))) {
++affected;
}
}
}
}
} else {
for (Vector pt : region) {
if (setBlock(pt, pattern.next(pt))) {
++affected;
}
}
}
return affected;
}
/**
* Replaces all the blocks of a type inside a region to another block type.
*
* @param region
* @param fromBlockTypes -1 for non-air
* @param toBlock
2010-10-11 15:56:19 +00:00
* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int replaceBlocks(Region region, Set<Integer> fromBlockTypes,
BaseBlock toBlock) throws MaxChangedBlocksException {
int affected = 0;
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);
int curBlockType = getBlockType(pt);
if ((fromBlockTypes == null && curBlockType != 0)
|| (fromBlockTypes != null && fromBlockTypes
.contains(curBlockType))) {
if (setBlock(pt, toBlock)) {
++affected;
}
}
}
}
}
} else {
for (Vector pt : region) {
int curBlockType = getBlockType(pt);
if (fromBlockTypes == null && curBlockType != 0
|| fromBlockTypes.contains(curBlockType)) {
if (setBlock(pt, toBlock)) {
++affected;
}
}
}
}
return affected;
}
/**
* Replaces all the blocks of a type inside a region to another block type.
*
* @param region
* @param fromBlockTypes -1 for non-air
* @param pattern
* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int replaceBlocks(Region region, Set<Integer> fromBlockTypes,
Pattern pattern) throws MaxChangedBlocksException {
int affected = 0;
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);
int curBlockType = getBlockType(pt);
if ((fromBlockTypes == null && curBlockType != 0)
|| (fromBlockTypes != null && fromBlockTypes
.contains(curBlockType))) {
if (setBlock(pt, pattern.next(pt))) {
++affected;
}
}
}
}
}
} else {
for (Vector pt : region) {
int curBlockType = getBlockType(pt);
if (fromBlockTypes == null && curBlockType != 0
|| fromBlockTypes.contains(curBlockType)) {
if (setBlock(pt, pattern.next(pt))) {
++affected;
}
}
}
}
return affected;
}
/**
* Make faces of the region (as if it was a cuboid if it's not).
*
* @param region
* @param block
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* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int makeCuboidFaces(Region region, BaseBlock block)
throws MaxChangedBlocksException {
int affected = 0;
Vector min = region.getMinimumPoint();
Vector max = region.getMaximumPoint();
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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) {
if (setBlock(new Vector(x, y, minZ), block)) {
++affected;
}
if (setBlock(new Vector(x, y, maxZ), block)) {
++affected;
}
++affected;
}
}
for (int y = minY; y <= maxY; ++y) {
for (int z = minZ; z <= maxZ; ++z) {
if (setBlock(new Vector(minX, y, z), block)) {
++affected;
}
if (setBlock(new Vector(maxX, y, z), block)) {
++affected;
}
}
}
for (int z = minZ; z <= maxZ; ++z) {
for (int x = minX; x <= maxX; ++x) {
if (setBlock(new Vector(x, minY, z), block)) {
++affected;
}
if (setBlock(new Vector(x, maxY, z), block)) {
++affected;
}
}
}
return affected;
}
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/**
* Make walls of the region (as if it was a cuboid if it's not).
*
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* @param region
* @param block
* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int makeCuboidWalls(Region region, BaseBlock block)
throws MaxChangedBlocksException {
int affected = 0;
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) {
if (setBlock(new Vector(x, y, minZ), block)) {
++affected;
}
if (setBlock(new Vector(x, y, maxZ), block)) {
++affected;
}
++affected;
2010-10-18 17:45:03 +00:00
}
}
for (int y = minY; y <= maxY; ++y) {
for (int z = minZ; z <= maxZ; ++z) {
if (setBlock(new Vector(minX, y, z), block)) {
++affected;
}
if (setBlock(new Vector(maxX, y, z), block)) {
++affected;
}
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}
}
return affected;
}
/**
* Overlays a layer of blocks over a cuboid area.
*
* @param region
* @param block
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* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int overlayCuboidBlocks(Region region, BaseBlock block)
throws MaxChangedBlocksException {
Vector min = region.getMinimumPoint();
Vector max = region.getMaximumPoint();
int upperY = Math.min(127, max.getBlockY() + 1);
int lowerY = Math.max(0, min.getBlockY() - 1);
int affected = 0;
int minX = min.getBlockX();
int minZ = min.getBlockZ();
int maxX = max.getBlockX();
int maxZ = max.getBlockZ();
for (int x = minX; x <= maxX; ++x) {
for (int z = minZ; z <= maxZ; ++z) {
for (int y = upperY; y >= lowerY; --y) {
Vector above = new Vector(x, y + 1, z);
if (y + 1 <= 127 && !getBlock(new Vector(x, y, z)).isAir()
&& getBlock(above).isAir()) {
if (setBlock(above, block)) {
++affected;
}
break;
2011-01-30 08:47:02 +00:00
}
}
}
}
return affected;
}
/**
* Overlays a layer of blocks over a cuboid area.
*
* @param region
* @param pattern
* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int overlayCuboidBlocks(Region region, Pattern pattern)
throws MaxChangedBlocksException {
Vector min = region.getMinimumPoint();
Vector max = region.getMaximumPoint();
int upperY = Math.min(127, max.getBlockY() + 1);
int lowerY = Math.max(0, min.getBlockY() - 1);
int affected = 0;
int minX = min.getBlockX();
int minZ = min.getBlockZ();
int maxX = max.getBlockX();
int maxZ = max.getBlockZ();
for (int x = minX; x <= maxX; ++x) {
for (int z = minZ; z <= maxZ; ++z) {
for (int y = upperY; y >= lowerY; --y) {
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Vector above = new Vector(x, y + 1, z);
if (y + 1 <= 127 && !getBlock(new Vector(x, y, z)).isAir()
&& getBlock(above).isAir()) {
if (setBlock(above, pattern.next(above))) {
++affected;
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}
break;
}
}
}
}
return affected;
}
/**
* Stack a cuboid region.
*
* @param region
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* @param dir
* @param count
* @param copyAir
* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int stackCuboidRegion(Region region, Vector dir, int count,
boolean copyAir) throws MaxChangedBlocksException {
int affected = 0;
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();
int xs = region.getWidth();
int ys = region.getHeight();
int zs = region.getLength();
for (int x = minX; x <= maxX; ++x) {
for (int z = minZ; z <= maxZ; ++z) {
for (int y = minY; y <= maxY; ++y) {
BaseBlock block = getBlock(new Vector(x, y, z));
if (!block.isAir() || copyAir) {
for (int i = 1; i <= count; ++i) {
Vector pos = new Vector(x + xs * dir.getBlockX()
* i, y + ys * dir.getBlockY() * i, z + zs
* dir.getBlockZ() * i);
if (setBlock(pos, block)) {
++affected;
}
}
}
}
}
}
return affected;
}
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/**
* Move a cuboid region.
*
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* @param region
* @param dir
* @param distance
* @param copyAir
* @param replace
* @return number of blocks moved
* @throws MaxChangedBlocksException
*/
public int moveCuboidRegion(Region region, Vector dir, int distance,
boolean copyAir, BaseBlock replace)
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throws MaxChangedBlocksException {
int affected = 0;
Vector shift = dir.multiply(distance);
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();
2010-10-18 20:51:43 +00:00
Vector newMin = min.add(shift);
Vector newMax = min.add(shift);
Map<Vector, BaseBlock> delayed = new LinkedHashMap<Vector, BaseBlock>();
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for (int x = minX; x <= maxX; ++x) {
for (int z = minZ; z <= maxZ; ++z) {
for (int y = minY; y <= maxY; ++y) {
2010-10-18 20:51:43 +00:00
Vector pos = new Vector(x, y, z);
BaseBlock block = getBlock(pos);
if (!block.isAir() || copyAir) {
Vector newPos = pos.add(shift);
delayed.put(newPos, getBlock(pos));
// Don't want to replace the old block if it's in
// the new area
if (x >= newMin.getBlockX() && x <= newMax.getBlockX()
&& y >= newMin.getBlockY()
&& y <= newMax.getBlockY()
&& z >= newMin.getBlockZ()
&& z <= newMax.getBlockZ()) {
2010-10-18 20:51:43 +00:00
} else {
setBlock(pos, replace);
}
}
}
}
}
for (Map.Entry<Vector, BaseBlock> entry : delayed.entrySet()) {
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setBlock(entry.getKey(), entry.getValue());
++affected;
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}
return affected;
}
/**
* Drain nearby pools of water or lava.
*
* @param pos
* @param radius
* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int drainArea(Vector pos, int radius)
throws MaxChangedBlocksException {
int affected = 0;
HashSet<BlockVector> visited = new HashSet<BlockVector>();
Stack<BlockVector> queue = new Stack<BlockVector>();
for (int x = pos.getBlockX() - 1; x <= pos.getBlockX() + 1; ++x) {
for (int z = pos.getBlockZ() - 1; z <= pos.getBlockZ() + 1; ++z) {
for (int y = pos.getBlockY() - 1; y <= pos.getBlockY() + 1; ++y) {
queue.push(new BlockVector(x, y, z));
}
}
}
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while (!queue.empty()) {
BlockVector cur = queue.pop();
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int type = getBlockType(cur);
2010-10-11 18:30:11 +00:00
// Check block type
if (type != 8 && type != 9 && type != 10 && type != 11) {
continue;
}
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// Don't want to revisit
if (visited.contains(cur)) {
continue;
}
2010-10-15 08:07:48 +00:00
2010-10-11 18:30:11 +00:00
visited.add(cur);
2010-10-11 18:30:11 +00:00
// Check radius
if (pos.distance(cur) > radius) {
continue;
}
for (int x = cur.getBlockX() - 1; x <= cur.getBlockX() + 1; ++x) {
for (int z = cur.getBlockZ() - 1; z <= cur.getBlockZ() + 1; ++z) {
for (int y = cur.getBlockY() - 1; y <= cur.getBlockY() + 1; ++y) {
BlockVector newPos = new BlockVector(x, y, z);
2010-10-11 18:30:11 +00:00
if (!cur.equals(newPos)) {
queue.push(newPos);
}
}
}
}
if (setBlock(cur, new BaseBlock(0))) {
++affected;
2010-10-11 18:30:11 +00:00
}
}
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return affected;
}
/**
* Level water.
*
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* @param pos
* @param radius
* @param moving
* @param stationary
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* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int fixLiquid(Vector pos, int radius, int moving, int stationary)
throws MaxChangedBlocksException {
2010-10-15 08:07:48 +00:00
int affected = 0;
HashSet<BlockVector> visited = new HashSet<BlockVector>();
Stack<BlockVector> queue = new Stack<BlockVector>();
for (int x = pos.getBlockX() - 1; x <= pos.getBlockX() + 1; ++x) {
for (int z = pos.getBlockZ() - 1; z <= pos.getBlockZ() + 1; ++z) {
for (int y = pos.getBlockY() - 1; y <= pos.getBlockY() + 1; ++y) {
int type = getBlock(new Vector(x, y, z)).getType();
2010-10-15 08:07:48 +00:00
// Check block type
if (type == moving || type == stationary) {
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queue.push(new BlockVector(x, y, z));
}
}
}
}
BaseBlock stationaryBlock = new BaseBlock(stationary);
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while (!queue.empty()) {
BlockVector cur = queue.pop();
int type = getBlockType(cur);
2010-10-15 08:07:48 +00:00
// Check block type
if (type != moving && type != stationary && type != 0) {
2010-10-15 08:07:48 +00:00
continue;
}
// Don't want to revisit
if (visited.contains(cur)) {
continue;
}
visited.add(cur);
if (setBlock(cur, stationaryBlock)){
++affected;
2010-10-15 08:07:48 +00:00
}
// Check radius
if (pos.distance(cur) > radius) {
continue;
}
queue.push(cur.add(1, 0, 0).toBlockVector());
queue.push(cur.add(-1, 0, 0).toBlockVector());
queue.push(cur.add(0, 0, 1).toBlockVector());
queue.push(cur.add(0, 0, -1).toBlockVector());
2010-10-15 08:07:48 +00:00
}
return affected;
}
2010-10-18 00:22:29 +00:00
/**
* Helper method to draw the cylinder.
*
* @param center
* @param x
* @param z
* @param height
* @param block
* @throws MaxChangedBlocksException
*/
private int makeHCylinderPoints(Vector center, int x, int z, int height,
Pattern block) throws MaxChangedBlocksException {
2010-10-18 00:22:29 +00:00
int affected = 0;
2010-10-18 00:22:29 +00:00
if (x == 0) {
for (int y = 0; y < height; ++y) {
2010-10-18 00:22:29 +00:00
setBlock(center.add(0, y, z), block);
setBlock(center.add(0, y, -z), block);
setBlock(center.add(z, y, 0), block);
setBlock(center.add(-z, y, 0), block);
affected += 4;
}
} else if (x == z) {
for (int y = 0; y < height; ++y) {
2010-10-18 00:22:29 +00:00
setBlock(center.add(x, y, z), block);
setBlock(center.add(-x, y, z), block);
setBlock(center.add(x, y, -z), block);
setBlock(center.add(-x, y, -z), block);
affected += 4;
}
} else if (x < z) {
for (int y = 0; y < height; ++y) {
2010-10-18 00:22:29 +00:00
setBlock(center.add(x, y, z), block);
setBlock(center.add(-x, y, z), block);
setBlock(center.add(x, y, -z), block);
setBlock(center.add(-x, y, -z), block);
setBlock(center.add(z, y, x), block);
setBlock(center.add(-z, y, x), block);
setBlock(center.add(z, y, -x), block);
setBlock(center.add(-z, y, -x), block);
affected += 8;
}
}
return affected;
}
/**
* Draw a hollow cylinder.
*
* @param pos
* @param block
* @param radius
* @param height
* @return number of blocks set
* @throws MaxChangedBlocksException
*/
public int makeHollowCylinder(Vector pos, Pattern block, int radius,
int height) throws MaxChangedBlocksException {
2010-10-18 00:22:29 +00:00
int x = 0;
int z = radius;
int d = (5 - radius * 4) / 4;
int affected = 0;
if (height == 0) {
return 0;
} else if (height < 0) {
height = -height;
pos = pos.subtract(0, height, 0);
}
if (pos.getBlockY() - height - 1 < 0) {
height = pos.getBlockY() + 1;
} else if (pos.getBlockY() + height - 1 > 127) {
height = 127 - pos.getBlockY() + 1;
}
2010-10-18 00:22:29 +00:00
affected += makeHCylinderPoints(pos, x, z, height, block);
while (x < z) {
++x;
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if (d >= 0) {
d += 2 * (x - --z) + 1;
2010-10-18 00:22:29 +00:00
} else {
d += 2 * x + 1;
}
affected += makeHCylinderPoints(pos, x, z, height, block);
}
return affected;
}
/**
* Helper method to draw the cylinder.
*
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* @param center
* @param x
* @param z
* @param height
* @param block
* @throws MaxChangedBlocksException
*/
private int makeCylinderPoints(Vector center, int x, int z, int height,
Pattern block) throws MaxChangedBlocksException {
2010-10-18 00:22:29 +00:00
int affected = 0;
if (x == z) {
for (int y = 0; y < height; ++y) {
for (int z2 = -z; z2 <= z; ++z2) {
2010-10-18 00:22:29 +00:00
setBlock(center.add(x, y, z2), block);
setBlock(center.add(-x, y, z2), block);
affected += 2;
}
}
} else if (x < z) {
for (int y = 0; y < height; ++y) {
for (int x2 = -x; x2 <= x; ++x2) {
for (int z2 = -z; z2 <= z; ++z2) {
2010-10-18 00:22:29 +00:00
setBlock(center.add(x2, y, z2), block);
++affected;
2010-10-18 00:22:29 +00:00
}
setBlock(center.add(z, y, x2), block);
setBlock(center.add(-z, y, x2), block);
affected += 2;
}
}
}
return affected;
}
/**
* Draw a filled cylinder.
*
* @param pos
* @param block
* @param radius
* @param height
* @return number of blocks set
* @throws MaxChangedBlocksException
*/
public int makeCylinder(Vector pos, Pattern block, int radius, int height)
throws MaxChangedBlocksException {
2010-10-18 00:22:29 +00:00
int x = 0;
int z = radius;
int d = (5 - radius * 4) / 4;
int affected = 0;
if (height == 0) {
return 0;
} else if (height < 0) {
height = -height;
pos = pos.subtract(0, height, 0);
}
if (pos.getBlockY() - height - 1 < 0) {
height = pos.getBlockY() + 1;
} else if (pos.getBlockY() + height - 1 > 127) {
height = 127 - pos.getBlockY() + 1;
}
2010-10-18 00:22:29 +00:00
affected += makeCylinderPoints(pos, x, z, height, block);
while (x < z) {
++x;
2010-10-18 00:22:29 +00:00
if (d >= 0) {
d += 2 * (x - --z) + 1;
2010-10-18 00:22:29 +00:00
} else {
d += 2 * x + 1;
}
affected += makeCylinderPoints(pos, x, z, height, block);
}
return affected;
}
2010-10-18 17:39:32 +00:00
/**
* Makes a sphere.
*
2010-10-18 17:39:32 +00:00
* @param pos
* @param block
* @param radius
* @param filled
* @return number of blocks changed
* @throws MaxChangedBlocksException
*/
public int makeSphere(Vector pos, Pattern block, int radius,
boolean filled) throws MaxChangedBlocksException {
2010-10-18 17:39:32 +00:00
int affected = 0;
for (int x = 0; x <= radius; ++x) {
for (int y = 0; y <= radius; ++y) {
for (int z = 0; z <= radius; ++z) {
2010-10-18 17:39:32 +00:00
Vector vec = pos.add(x, y, z);
double d = vec.distance(pos);
if (d <= radius + 0.5 && (filled || d >= radius - 0.5)) {
if (setBlock(vec, 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;
}
2011-01-08 19:40:18 +00:00
/**
* Thaw.
*
* @param pos
* @param radius
* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int thaw(Vector pos, int radius)
throws MaxChangedBlocksException {
int affected = 0;
int radiusSq = (int)Math.pow(radius, 2);
int ox = pos.getBlockX();
int oy = pos.getBlockY();
int oz = pos.getBlockZ();
BaseBlock air = new BaseBlock(0);
BaseBlock water = new BaseBlock(BlockID.STATIONARY_WATER);
for (int x = ox - radius; x <= ox + radius; ++x) {
for (int z = oz - radius; z <= oz + radius; ++z) {
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if ((new Vector(x, oy, z)).distanceSq(pos) > radiusSq) {
continue;
}
for (int y = 127; y >= 1; --y) {
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Vector pt = new Vector(x, y, z);
int id = getBlockType(pt);
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if (id == BlockID.ICE) { // Ice
if (setBlock(pt, water)) {
++affected;
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}
} else if (id == BlockID.SNOW) {
if (setBlock(pt, air)) {
++affected;
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}
} else if (id != 0) {
break;
}
}
}
}
return affected;
}
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/**
* Make snow.
*
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* @param pos
* @param radius
* @return number of blocks affected
* @throws MaxChangedBlocksException
*/
public int simulateSnow(Vector pos, int radius)
throws MaxChangedBlocksException {
int affected = 0;
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int radiusSq = (int)Math.pow(radius, 2);
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int ox = pos.getBlockX();
int oy = pos.getBlockY();
int oz = pos.getBlockZ();
BaseBlock ice = new BaseBlock(79);
BaseBlock snow = new BaseBlock(78);
for (int x = ox - radius; x <= ox + radius; ++x) {
for (int z = oz - radius; z <= oz + radius; ++z) {
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if ((new Vector(x, oy, z)).distanceSq(pos) > radiusSq) {
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continue;
}
for (int y = 127; y >= 1; --y) {
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Vector pt = new Vector(x, y, z);
int id = getBlockType(pt);
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// Snow should not cover these blocks
if (id == 6 // Saplings
|| id == 10 // Lava
|| id == 11 // Lava
|| id == 37 // Yellow flower
|| id == 38 // Red rose
|| id == 39 // Brown mushroom
|| id == 40 // Red mushroom
|| id == 44 // Step
|| id == 50 // Torch
|| id == 51 // Fire
|| id == 53 // Wood steps
|| id == 55 // Redstone wire
|| id == 59 // Crops
|| (id >= 63 && id <= 72) || id == 75 // Redstone
// torch
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|| id == 76 // Redstone torch
|| id == 77 // Stone button
|| id == 78 // Snow
|| id == 79 // Ice
|| id == 81 // Cactus
|| id == 83 // Reed
|| id == 85 // Fence
|| id == 90) { // Portal
break;
}
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// Ice!
if (id == 8 || id == 9) {
if (setBlock(pt, ice)) {
++affected;
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}
break;
}
// Cover
if (id != 0) {
if (y == 127) { // Too high!
break;
}
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if (setBlock(pt.add(0, 1, 0), snow)) {
++affected;
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}
break;
}
}
}
}
return affected;
}
/**
* Set a block by chance.
*
* @param pos
* @param block
* @param c 0-1 chance
* @return whether a block was changed
* @throws MaxChangedBlocksException
*/
public boolean setChanceBlockIfAir(Vector pos, BaseBlock block, double c)
throws MaxChangedBlocksException {
if (Math.random() <= c) {
return setBlockIfAir(pos, block);
}
return false;
}
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/**
* Makes a pumpkin patch.
*
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* @param basePos
*/
private void makePumpkinPatch(Vector basePos)
throws MaxChangedBlocksException {
// BaseBlock logBlock = new BaseBlock(17);
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BaseBlock leavesBlock = new BaseBlock(18);
// setBlock(basePos.subtract(0, 1, 0), logBlock);
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setBlockIfAir(basePos, leavesBlock);
makePumpkinPatchVine(basePos, basePos.add(0, 0, 1));
makePumpkinPatchVine(basePos, basePos.add(0, 0, -1));
makePumpkinPatchVine(basePos, basePos.add(1, 0, 0));
makePumpkinPatchVine(basePos, basePos.add(-1, 0, 0));
}
/**
* Make a pumpkin patch fine.
*
* @param basePos
* @param pos
*/
private void makePumpkinPatchVine(Vector basePos, Vector pos)
throws MaxChangedBlocksException {
if (pos.distance(basePos) > 4)
return;
if (getBlockType(pos) != 0)
return;
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for (int i = -1; i > -3; --i) {
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Vector testPos = pos.add(0, i, 0);
if (getBlockType(testPos) == 0) {
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pos = testPos;
} else {
break;
}
}
setBlockIfAir(pos, new BaseBlock(18));
int t = prng.nextInt(4);
int h = prng.nextInt(3) - 1;
if (t == 0) {
if (prng.nextBoolean())
makePumpkinPatchVine(basePos, pos.add(1, 0, 0));
if (prng.nextBoolean())
setBlockIfAir(pos.add(1, h, -1), new BaseBlock(18));
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setBlockIfAir(pos.add(0, 0, -1), new BaseBlock(86));
} else if (t == 1) {
if (prng.nextBoolean())
makePumpkinPatchVine(basePos, pos.add(0, 0, 1));
if (prng.nextBoolean())
setBlockIfAir(pos.add(1, h, 0), new BaseBlock(18));
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setBlockIfAir(pos.add(1, 0, 1), new BaseBlock(86));
} else if (t == 2) {
if (prng.nextBoolean())
makePumpkinPatchVine(basePos, pos.add(0, 0, -1));
if (prng.nextBoolean())
setBlockIfAir(pos.add(-1, h, 0), new BaseBlock(18));
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setBlockIfAir(pos.add(-1, 0, 1), new BaseBlock(86));
} else if (t == 3) {
if (prng.nextBoolean())
makePumpkinPatchVine(basePos, pos.add(-1, 0, 0));
if (prng.nextBoolean())
setBlockIfAir(pos.add(-1, h, -1), new BaseBlock(18));
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setBlockIfAir(pos.add(-1, 0, -1), new BaseBlock(86));
}
}
/**
* Makes pumpkin patches.
*
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* @param basePos
* @param size
* @return number of trees created
* @throws MaxChangedBlocksException
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*/
public int makePumpkinPatches(Vector basePos, int size)
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) {
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// Don't want to be in the ground
if (!getBlock(new Vector(x, basePos.getBlockY(), z)).isAir())
continue;
// The gods don't want a pumpkin patch here
if (Math.random() < 0.98) {
continue;
}
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for (int y = basePos.getBlockY(); y >= basePos.getBlockY() - 10; --y) {
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// Check if we hit the ground
int t = getBlock(new Vector(x, y, z)).getType();
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if (t == 2 || t == 3) {
makePumpkinPatch(new Vector(x, y + 1, z));
++affected;
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break;
} else if (t != 0) { // Trees won't grow on this!
break;
}
}
}
}
return affected;
}
/**
* Makes a forest.
*
* @param basePos
* @param size
* @param density
* @param treeGenerator
* @return number of trees created
* @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 == 2 || t == 3) {
treeGenerator.generate(this, new Vector(x, y + 1, z));
++affected;
break;
} else if (t != 0) { // Trees won't grow on this!
break;
}
}
}
}
return affected;
}
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/**
* Count the number of blocks of a list of types in a region.
*
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* @param region
* @param searchIDs
* @return
*/
public int countBlocks(Region region, Set<Integer> searchIDs) {
int count = 0;
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) {
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Vector pt = new Vector(x, y, z);
if (searchIDs.contains(getBlockType(pt))) {
++count;
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}
}
}
}
} else {
for (Vector pt : region) {
if (searchIDs.contains(getBlockType(pt))) {
++count;
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}
}
}
return count;
}
/**
* Get the block distribution inside a region.
*
* @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>>();
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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) {
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Vector pt = new Vector(x, y, z);
int id = getBlockType(pt);
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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);
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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);
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return distribution;
}
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/**
* Returns the highest solid 'terrain' block which can occur naturally.
* Looks at: 1, 2, 3, 7, 12, 13, 14, 15, 16, 56, 73, 74, 87, 88, 89, 82
2010-11-21 21:58:05 +00:00
*
* @param x
* @param z
* @param minY
* minimal height
* @param maxY
* maximal height
2010-11-21 21:58:05 +00:00
* @return height of highest block found or 'minY'
*/
public int getHighestTerrainBlock(int x, int z, int minY, int maxY) {
for (int y = maxY; y >= minY; --y) {
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Vector pt = new Vector(x, y, z);
int id = getBlockType(pt);
2010-11-21 21:58:05 +00:00
if (id == 1 // stone
|| id == 2 // grass
|| id == 3 // dirt
|| id == 7 // bedrock
|| id == 12 // sand
|| id == 13 // gravel
|| id == 82 // clay
2010-11-21 21:58:05 +00:00
// hell
|| id == 87 // netherstone
|| id == 88 // slowsand
|| id == 89 // lightstone
// ores
|| id == 14 // coal ore
|| id == 15 // iron ore
|| id == 16 // gold ore
|| id == 56 // diamond ore
|| id == 73 // redstone ore
|| id == 74 // redstone ore (active)
) {
return y;
}
}
return minY;
}
/**
* Gets the list of missing blocks and clears the list for the next
* operation.
*
* @return
*/
public Set<Integer> popMissingBlocks() {
Set<Integer> missingBlocks = this.missingBlocks;
this.missingBlocks = new HashSet<Integer>();
return missingBlocks;
}
/**
* @return the blockBag
*/
public BlockBag getBlockBag() {
return blockBag;
}
/**
* @param blockBag
* the blockBag to set
*/
public void setBlockBag(BlockBag blockBag) {
this.blockBag = blockBag;
}
/**
* Get the world.
*
* @return
*/
public LocalWorld getWorld() {
return world;
}
2011-02-01 07:51:55 +00:00
/**
* Get the number of blocks changed, including repeated block changes.
*
* @return
*/
public int getBlockChangeCount() {
return original.size();
}
/**
* Get the mask.
*
* @return mask, may be null
*/
public Mask getMask() {
return mask;
}
/**
* Set a mask.
*
* @param mask mask or null
*/
public void setMask(Mask mask) {
this.mask = mask;
}
}