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Blazingly fast Minecraft world manipulation for artists, builders and everyone else.
/*
* WorldEdit, a Minecraft world manipulation toolkit
* Copyright (C) sk89q
* Copyright (C) WorldEdit team and contributors
*
* 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 .
*/
package com.sk89q.worldedit.function.visitor;
import com.sk89q.worldedit.WorldEdit;
import com.sk89q.worldedit.extension.platform.Capability;
import com.sk89q.worldedit.extent.Extent;
import com.sk89q.worldedit.function.RegionFunction;
import com.sk89q.worldedit.function.mask.Mask;
import com.sk89q.worldedit.math.BlockVector3;
import static com.google.common.base.Preconditions.checkNotNull;
/**
* Visits adjacent points on the same X-Z plane as long as the points
* pass the given mask, and then executes the provided region
* function on the entire column.
*
* This is used by {@code //fill}.
*/
public class DownwardVisitor extends RecursiveVisitor {
private final int baseY;
/**
* Create a new visitor.
*
* @param mask the mask
* @param function the function
* @param baseY the base Y
* @deprecated Use {@link DownwardVisitor#DownwardVisitor(Mask, RegionFunction, int, int, int, int)}
*/
@Deprecated
public DownwardVisitor(Mask mask, RegionFunction function, int baseY) {
//FAWE start - int depth, min/max y
this(mask, function, baseY, Integer.MAX_VALUE, WorldEdit
.getInstance().getPlatformManager().queryCapability(Capability.WORLD_EDITING).versionMinY(),
WorldEdit.getInstance().getPlatformManager().queryCapability(Capability.WORLD_EDITING).versionMaxY(), null
);
//FAWE end
}
//FAWE start - int depth, min/max y, preloading
/**
* Create a new visitor.
*
* @param mask the mask
* @param function the function
* @param baseY the base Y
* @param depth maximum number of iterations
* @param minY minimum allowable y to visit. Inclusive.
* @param maxY maximum allowable y to visit. Inclusive.
*/
public DownwardVisitor(Mask mask, RegionFunction function, int baseY, int depth, int minY, int maxY) {
this(mask, function, baseY, depth, minY, maxY, null);
}
/**
* Create a new visitor.
*
* @param mask the mask
* @param function the function
* @param baseY the base Y
* @param depth maximum number of iterations
* @param minY minimum allowable y to visit. Inclusive.
* @param maxY maximum allowable y to visit. Inclusive.
* @param extent extent for preloading
*/
public DownwardVisitor(Mask mask, RegionFunction function, int baseY, int depth, int minY, int maxY, Extent extent) {
super(mask, function, depth, minY, maxY, extent);
checkNotNull(mask);
this.baseY = baseY;
setDirections(
BlockVector3.UNIT_X,
BlockVector3.UNIT_MINUS_X,
BlockVector3.UNIT_Z,
BlockVector3.UNIT_MINUS_Z,
BlockVector3.UNIT_MINUS_Y
);
}
//FAWE end
@Override
protected boolean isVisitable(BlockVector3 from, BlockVector3 to) {
int fromY = from.getBlockY();
return (fromY == baseY || to.subtract(from).getBlockY() < 0) && super.isVisitable(from, to);
}
}