Add pattern that randomly chooses states.

Also works with fuzzy states.

Syntax is `*type`, e.g. `//set *stone_slab` or with states,
`//set *oak_fence[waterlogged=false]`
This commit is contained in:
wizjany 2019-03-26 18:11:32 -04:00
parent 4629c1f7e4
commit 2a194b0434
4 changed files with 105 additions and 8 deletions

View File

@ -23,6 +23,7 @@ import com.sk89q.worldedit.WorldEdit;
import com.sk89q.worldedit.extension.factory.parser.pattern.BlockCategoryPatternParser; import com.sk89q.worldedit.extension.factory.parser.pattern.BlockCategoryPatternParser;
import com.sk89q.worldedit.extension.factory.parser.pattern.ClipboardPatternParser; import com.sk89q.worldedit.extension.factory.parser.pattern.ClipboardPatternParser;
import com.sk89q.worldedit.extension.factory.parser.pattern.RandomPatternParser; import com.sk89q.worldedit.extension.factory.parser.pattern.RandomPatternParser;
import com.sk89q.worldedit.extension.factory.parser.pattern.RandomStatePatternParser;
import com.sk89q.worldedit.extension.factory.parser.pattern.SingleBlockPatternParser; import com.sk89q.worldedit.extension.factory.parser.pattern.SingleBlockPatternParser;
import com.sk89q.worldedit.extension.factory.parser.pattern.TypeOrStateApplyingPatternParser; import com.sk89q.worldedit.extension.factory.parser.pattern.TypeOrStateApplyingPatternParser;
import com.sk89q.worldedit.function.pattern.Pattern; import com.sk89q.worldedit.function.pattern.Pattern;
@ -52,8 +53,9 @@ public final class PatternFactory extends AbstractFactory<Pattern> {
register(new BlockCategoryPatternParser(worldEdit)); register(new BlockCategoryPatternParser(worldEdit));
register(new ClipboardPatternParser(worldEdit)); register(new ClipboardPatternParser(worldEdit));
register(new TypeOrStateApplyingPatternParser(worldEdit)); register(new TypeOrStateApplyingPatternParser(worldEdit));
register(new RandomStatePatternParser(worldEdit));
// inner-most pattern: just one block // inner-most pattern: just one block - must be last
register(new SingleBlockPatternParser(worldEdit)); register(new SingleBlockPatternParser(worldEdit));
} }

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@ -0,0 +1,56 @@
/*
* WorldEdit, a Minecraft world manipulation toolkit
* Copyright (C) sk89q <http://www.sk89q.com>
* 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 Lesser 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.sk89q.worldedit.extension.factory.parser.pattern;
import com.sk89q.worldedit.WorldEdit;
import com.sk89q.worldedit.extension.input.InputParseException;
import com.sk89q.worldedit.extension.input.ParserContext;
import com.sk89q.worldedit.function.pattern.BlockPattern;
import com.sk89q.worldedit.function.pattern.Pattern;
import com.sk89q.worldedit.function.pattern.RandomStatePattern;
import com.sk89q.worldedit.internal.registry.InputParser;
import com.sk89q.worldedit.world.block.BaseBlock;
import com.sk89q.worldedit.world.block.FuzzyBlockState;
public class RandomStatePatternParser extends InputParser<Pattern> {
public RandomStatePatternParser(WorldEdit worldEdit) {
super(worldEdit);
}
@Override
public Pattern parseFromInput(String input, ParserContext context) throws InputParseException {
if (!input.startsWith("*")) {
return null;
}
boolean wasFuzzy = context.isPreferringWildcard();
context.setPreferringWildcard(true);
BaseBlock block = worldEdit.getBlockFactory().parseFromInput(input.substring(1), context);
context.setPreferringWildcard(wasFuzzy);
if (block.getStates().size() == block.getBlockType().getPropertyMap().size()) {
// they requested random with *, but didn't leave any states empty - simplify
return new BlockPattern(block);
} else if (block.toImmutableState() instanceof FuzzyBlockState) {
return new RandomStatePattern((FuzzyBlockState) block.toImmutableState());
} else {
return null; // only should happen if parseLogic changes
}
}
}

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@ -34,13 +34,7 @@ public class SingleBlockPatternParser extends InputParser<Pattern> {
@Override @Override
public Pattern parseFromInput(String input, ParserContext context) throws InputParseException { public Pattern parseFromInput(String input, ParserContext context) throws InputParseException {
String[] items = input.split(","); return new BlockPattern(worldEdit.getBlockFactory().parseFromInput(input, context));
if (items.length == 1) {
return new BlockPattern(worldEdit.getBlockFactory().parseFromInput(items[0], context));
} else {
return null;
}
} }
} }

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@ -0,0 +1,45 @@
/*
* WorldEdit, a Minecraft world manipulation toolkit
* Copyright (C) sk89q <http://www.sk89q.com>
* 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 Lesser 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.sk89q.worldedit.function.pattern;
import com.sk89q.worldedit.math.BlockVector3;
import com.sk89q.worldedit.world.block.BaseBlock;
import com.sk89q.worldedit.world.block.BlockState;
import com.sk89q.worldedit.world.block.FuzzyBlockState;
import java.util.List;
import java.util.Random;
import java.util.stream.Collectors;
public class RandomStatePattern implements Pattern {
private final Random rand = new Random();
private final List<BaseBlock> blocks;
public RandomStatePattern(FuzzyBlockState state) {
blocks = state.getBlockType().getAllStates().stream().filter(state::equalsFuzzy)
.map(BlockState::toBaseBlock).collect(Collectors.toList());
}
@Override
public BaseBlock apply(BlockVector3 position) {
return blocks.get(rand.nextInt(blocks.size()));
}
}