2014-03-30 10:08:06 +00:00
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/*
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* WorldEdit, a Minecraft world manipulation toolkit
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* Copyright (C) sk89q <http://www.sk89q.com>
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* Copyright (C) WorldEdit team and contributors
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*
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2014-04-04 22:03:18 +00:00
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or
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2014-03-30 10:08:06 +00:00
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* (at your option) any later version.
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*
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2014-04-04 22:03:18 +00:00
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
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* for more details.
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2014-03-30 10:08:06 +00:00
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*
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2014-04-04 22:03:18 +00:00
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* You should have received a copy of the GNU Lesser General Public License
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2014-03-30 10:08:06 +00:00
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.sk89q.worldedit.function.block;
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2018-08-12 14:03:07 +00:00
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import com.boydti.fawe.util.ReflectionUtils;
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import com.sk89q.jnbt.ByteTag;
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2016-05-19 17:16:59 +00:00
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import com.sk89q.jnbt.CompoundTag;
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2018-08-12 14:03:07 +00:00
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import com.sk89q.jnbt.Tag;
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2014-03-30 10:08:06 +00:00
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import com.sk89q.worldedit.Vector;
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import com.sk89q.worldedit.WorldEditException;
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2018-08-12 14:03:07 +00:00
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import com.sk89q.worldedit.blocks.BaseBlock;
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import com.sk89q.worldedit.world.block.BlockState;
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2016-05-19 17:16:59 +00:00
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import com.sk89q.worldedit.extent.Extent;
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2014-03-30 10:08:06 +00:00
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import com.sk89q.worldedit.function.RegionFunction;
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2016-05-19 17:16:59 +00:00
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import com.sk89q.worldedit.internal.helper.MCDirections;
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2014-03-30 10:08:06 +00:00
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import com.sk89q.worldedit.math.transform.Transform;
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2016-05-19 17:16:59 +00:00
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import com.sk89q.worldedit.util.Direction;
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import com.sk89q.worldedit.util.Direction.Flag;
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2018-08-12 14:03:07 +00:00
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import com.sk89q.worldedit.world.block.BlockStateHolder;
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import java.util.Map;
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import static com.google.common.base.Preconditions.checkNotNull;
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2014-03-30 10:08:06 +00:00
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/**
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* Copies blocks from one extent to another.
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*/
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public class ExtentBlockCopy implements RegionFunction {
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private final Extent source;
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private final Extent destination;
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private final Vector from;
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private final Vector to;
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private final Transform transform;
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/**
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* Make a new copy.
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*
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2018-08-12 14:03:07 +00:00
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* @param source the source extent
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* @param from the source offset
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2014-03-30 10:08:06 +00:00
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* @param destination the destination extent
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2018-08-12 14:03:07 +00:00
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* @param to the destination offset
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* @param transform a transform to apply to positions (after source offset, before destination offset)
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2014-03-30 10:08:06 +00:00
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*/
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public ExtentBlockCopy(Extent source, Vector from, Extent destination, Vector to, Transform transform) {
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checkNotNull(source);
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checkNotNull(from);
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checkNotNull(destination);
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checkNotNull(to);
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checkNotNull(transform);
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this.source = source;
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this.from = from;
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this.destination = destination;
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this.to = to;
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this.transform = transform;
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}
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@Override
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public boolean apply(Vector position) throws WorldEditException {
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2014-07-02 09:56:21 +00:00
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Vector orig = position.subtract(from);
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Vector transformed = transform.apply(orig);
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2016-05-19 17:16:59 +00:00
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// Apply transformations to NBT data if necessary
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BlockStateHolder block = transformNbtData(source.getBlock(position));
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2016-05-19 17:16:59 +00:00
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2014-07-02 09:56:21 +00:00
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return destination.setBlock(transformed.add(to), block);
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2014-03-30 10:08:06 +00:00
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}
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2016-05-19 17:16:59 +00:00
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/**
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* Transform NBT data in the given block state and return a new instance
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* if the NBT data needs to be transformed.
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*
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* @param state the existing state
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* @return a new state or the existing one
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*/
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private BlockState transformNbtData(BlockState state) {
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CompoundTag tag = state.getNbtData();
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if (tag != null) {
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// Handle blocks which store their rotation in NBT
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if (tag.containsKey("Rot")) {
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int rot = tag.asInt("Rot");
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Direction direction = MCDirections.fromRotation(rot);
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if (direction != null) {
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2018-08-12 14:03:07 +00:00
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Vector applyAbsolute = transform.apply(direction.toVector());
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Vector applyOrigin = transform.apply(Vector.ZERO);
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applyAbsolute.mutX(applyAbsolute.getX() - applyOrigin.getX());
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applyAbsolute.mutY(applyAbsolute.getY() - applyOrigin.getY());
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applyAbsolute.mutZ(applyAbsolute.getZ() - applyOrigin.getZ());
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2016-05-19 17:16:59 +00:00
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2018-08-12 14:03:07 +00:00
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Direction newDirection = Direction.findClosest(applyAbsolute, Flag.CARDINAL | Flag.ORDINAL | Flag.SECONDARY_ORDINAL);
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2016-05-19 17:16:59 +00:00
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2018-08-12 14:03:07 +00:00
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if (newDirection != null) {
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Map<String, Tag> values = ReflectionUtils.getMap(tag.getValue());
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values.put("Rot", new ByteTag((byte) MCDirections.toRotation(newDirection)));
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2016-05-19 17:16:59 +00:00
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}
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}
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}
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}
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return state;
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}
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2018-08-12 14:03:07 +00:00
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public static Class<?> inject() {
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return ExtentBlockCopy.class;
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}
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2014-03-30 10:08:06 +00:00
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}
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