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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.command.tool.brush;
import com.sk89q.worldedit.EditSession;
import com.sk89q.worldedit.MaxChangedBlocksException;
import com.sk89q.worldedit.function.pattern.Pattern;
import com.sk89q.worldedit.math.BlockVector3;
import com.sk89q.worldedit.world.block.BlockState;
import com.sk89q.worldedit.world.block.BlockTypes;
public class GravityBrush implements Brush {
private final boolean fullHeight;
public GravityBrush(boolean fullHeight) {
this.fullHeight = fullHeight;
}
@Override
public void build(EditSession editSession, BlockVector3 position, Pattern pattern, double size) throws
MaxChangedBlocksException {
//FAWE start - Ours operates differently to upstream, but does the same
double endY = position.getY() + size;
double startPerformY = Math.max(editSession.getMinY(), position.getY() - size);
double startCheckY = fullHeight ? editSession.getMinY() : startPerformY;
for (double x = position.getX() + size; x > position.getX() - size; --x) {
for (double z = position.getZ() + size; z > position.getZ() - size; --z) {
double freeSpot = startCheckY;
for (double y = startCheckY; y <= endY; y++) {
BlockState block = editSession.getBlock((int) x, (int) y, (int) z);
if (!block.getBlockType().getMaterial().isAir()) {
if (y != freeSpot) {
editSession.setBlock((int) x, (int) y, (int) z, BlockTypes.AIR.getDefaultState());
editSession.setBlock((int) x, (int) freeSpot, (int) z, block);
}
freeSpot = y + 1;
}
}
}
}
//FAWE end
}
}