mirror of
https://github.com/plexusorg/Plex-FAWE.git
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210 lines
6.6 KiB
Java
210 lines
6.6 KiB
Java
/*
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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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* 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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* (at your option) any later version.
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*
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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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*
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* You should have received a copy of the GNU Lesser General Public License
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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.generator;
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import com.sk89q.worldedit.EditSession;
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import com.sk89q.worldedit.MaxChangedBlocksException;
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import com.sk89q.worldedit.WorldEditException;
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import com.sk89q.worldedit.function.RegionFunction;
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import com.sk89q.worldedit.function.pattern.Pattern;
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import com.sk89q.worldedit.math.BlockVector3;
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import com.sk89q.worldedit.world.block.BlockState;
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import com.sk89q.worldedit.world.block.BlockTypes;
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import java.util.Random;
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/**
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* Generates patches of fruit (i.e. pumpkin patches).
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*/
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public class GardenPatchGenerator implements RegionFunction {
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private final Random random = new Random();
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private final EditSession editSession;
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private Pattern plant = getPumpkinPattern();
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private Pattern leafPattern = BlockTypes.OAK_LEAVES.getDefaultState().with(BlockTypes.OAK_LEAVES.getProperty("persistent"), true);
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private int affected;
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/**
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* Create a new instance.
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*
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* @param editSession the edit session
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*/
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public GardenPatchGenerator(EditSession editSession) {
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this.editSession = editSession;
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}
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/**
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* Get the plant pattern that is placed.
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*
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* @return the plant pattern
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*/
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public Pattern getPlant() {
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return plant;
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}
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/**
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* Set the plant pattern that is placed.
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*
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* @param plant the plant pattern
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*/
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public void setPlant(Pattern plant) {
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this.plant = plant;
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}
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/**
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* Get the number of affected blocks.
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*
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* @return affected count
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*/
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public int getAffected() {
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return affected;
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}
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/**
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* Make a patch vine.
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*
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* @param basePos the base position
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* @param pos the vine position
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*/
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private void placeVine(BlockVector3 basePos, BlockVector3 pos) throws MaxChangedBlocksException {
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if (pos.distance(basePos) > 4) return;
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if (!editSession.getBlock(pos).getBlockType().getMaterial().isAir()) return;
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for (int i = -1; i > -3; --i) {
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BlockVector3 testPos = pos.add(0, i, 0);
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if (editSession.getBlock(testPos).getBlockType().getMaterial().isAir()) {
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pos = testPos;
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} else {
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break;
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}
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}
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setBlockIfAir(editSession, pos, leafPattern);
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affected++;
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int t = random.nextInt(4);
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int h = random.nextInt(3) - 1;
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BlockVector3 p;
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BlockState log = BlockTypes.OAK_LOG.getDefaultState();
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switch (t) {
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case 0:
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if (random.nextBoolean()) {
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placeVine(basePos, pos.add(1, 0, 0));
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}
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if (random.nextBoolean()) {
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setBlockIfAir(editSession, pos.add(1, h, -1), log);
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affected++;
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}
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setBlockIfAir(editSession, p = pos.add(0, 0, -1), plant.apply(p));
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affected++;
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break;
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case 1:
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if (random.nextBoolean()) {
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placeVine(basePos, pos.add(0, 0, 1));
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}
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if (random.nextBoolean()) {
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setBlockIfAir(editSession, pos.add(1, h, 0), log);
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affected++;
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}
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setBlockIfAir(editSession, p = pos.add(1, 0, 1), plant.apply(p));
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affected++;
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break;
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case 2:
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if (random.nextBoolean()) {
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placeVine(basePos, pos.add(0, 0, -1));
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}
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if (random.nextBoolean()) {
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setBlockIfAir(editSession, pos.add(-1, h, 0), log);
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affected++;
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}
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setBlockIfAir(editSession, p = pos.add(-1, 0, 1), plant.apply(p));
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affected++;
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break;
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case 3:
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if (random.nextBoolean()) {
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placeVine(basePos, pos.add(-1, 0, 0));
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}
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if (random.nextBoolean()) {
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setBlockIfAir(editSession, pos.add(-1, h, -1), log);
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affected++;
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}
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setBlockIfAir(editSession, p = pos.add(-1, 0, -1), plant.apply(p));
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affected++;
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break;
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}
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}
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@Override
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public boolean apply(BlockVector3 position) throws WorldEditException {
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if (!editSession.getBlock(position).getBlockType().getMaterial().isAir()) {
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position = position.add(0, 1, 0);
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}
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if (!editSession.getBlock(position.add(0, -1, 0)).getBlockType().equals(BlockTypes.GRASS_BLOCK)) {
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return false;
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}
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setBlockIfAir(editSession, position, leafPattern);
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placeVine(position, position.add(0, 0, 1));
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placeVine(position, position.add(0, 0, -1));
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placeVine(position, position.add(1, 0, 0));
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placeVine(position, position.add(-1, 0, 0));
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return true;
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}
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/**
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* Get a pattern that creates pumpkins with different faces.
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*
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* @return a pumpkin pattern
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*/
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public static Pattern getPumpkinPattern() {
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return BlockTypes.PUMPKIN.getDefaultState();
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}
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/**
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* Set a block only if there's no block already there.
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*
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* @param position the position
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* @param pattern the pattern to set
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* @return if block was changed
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* @throws MaxChangedBlocksException thrown if too many blocks are changed
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*/
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private static boolean setBlockIfAir(EditSession session, BlockVector3 position, Pattern pattern) throws MaxChangedBlocksException {
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return session.getBlock(position).getBlockType().getMaterial().isAir() && session.setBlock(position, pattern);
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}
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/**
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* Get a pattern that creates melons.
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*
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* @return a melon pattern
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*/
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public static Pattern getMelonPattern() {
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return BlockTypes.MELON.getDefaultState();
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}
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}
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