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Merge pull request #13 from konstructs/feature-add-leaf-decay
Add support for leaf decay
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,91 @@ | ||
| package org.konstructs.forest; | ||
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| import java.util.Set; | ||
| import java.util.Map; | ||
| import java.util.HashSet; | ||
| import java.util.Iterator; | ||
| import java.util.Random; | ||
| import java.util.concurrent.TimeUnit; | ||
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| import scala.concurrent.duration.Duration; | ||
| import scala.concurrent.duration.FiniteDuration; | ||
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| import akka.actor.ActorRef; | ||
| import akka.actor.Props; | ||
| import akka.actor.Cancellable; | ||
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| import konstructs.plugin.KonstructsActor; | ||
| import konstructs.api.*; | ||
| import konstructs.api.messages.*; | ||
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| public class LeafDecay extends KonstructsActor { | ||
| private static class Trigger {} | ||
| private final Random random = new Random(); | ||
| private final Position radi; | ||
| private final ActorRef leafRemover; | ||
| private final BlockTypeId leavesId; | ||
| private final BlockTypeId thinLeavesId; | ||
| private final ForestConfig config; | ||
| private Set<Position> leaves; | ||
| private float speed = GlobalConfig.DEFAULT_SIMULATION_SPEED; | ||
| private Cancellable scheduled; | ||
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| LeafDecay(ActorRef universe, ForestConfig config) { | ||
| super(universe); | ||
| this.radi = new Position(config.getCrownRadi(), config.getCrownRadi(), config.getCrownRadi()); | ||
| this.leaves = new HashSet<>(); | ||
| this.leafRemover = getContext().actorOf(LeafRemover.props(getUniverse(), config)); | ||
| this.leavesId = config.getLeaves(); | ||
| this.thinLeavesId = config.getThinLeaves(); | ||
| this.config = config; | ||
| this.scheduled = schedule(); | ||
| } | ||
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| private Cancellable schedule() { | ||
| FiniteDuration duration = | ||
| Duration.create((long)((float)config.getLeafDecayDelay() / speed), | ||
| TimeUnit.MILLISECONDS); | ||
| return getContext().system().scheduler().schedule(duration, duration, getSelf(), new Trigger(), | ||
| getContext().system().dispatcher(), getSelf()); | ||
| } | ||
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| @Override | ||
| public void onBoxQueryResult(BoxQueryResult result) { | ||
| Map<Position, BlockTypeId> placed = result.getAsMap(); | ||
| for(Map.Entry<Position, BlockTypeId> p: placed.entrySet()) { | ||
| BlockTypeId type = p.getValue(); | ||
| if(type.equals(leavesId) || type.equals(thinLeavesId)) | ||
| leaves.add(p.getKey()); | ||
| } | ||
| } | ||
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| @Override | ||
| public void onGlobalConfig(GlobalConfig config) { | ||
| speed = config.getSimulationSpeed(); | ||
| scheduled.cancel(); | ||
| scheduled = schedule(); | ||
| } | ||
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| @Override | ||
| public void onReceive(Object message) { | ||
| if(message instanceof Trigger && leaves.size() > 0) { | ||
| int current = 0; | ||
| int find = random.nextInt(leaves.size()); | ||
| for(Iterator<Position> i = leaves.iterator(); i.hasNext();) { | ||
| Position p = i.next(); | ||
| if(current == find) { /* Random leaf found, try to remove it */ | ||
| getUniverse().tell(new BoxQuery(Box.createAround(p, radi)), leafRemover); | ||
| i.remove(); | ||
| return; | ||
| } | ||
| current++; | ||
| } | ||
| } else { | ||
| super.onReceive(message); // Handle konstructs messages | ||
| } | ||
| } | ||
|
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| public static Props props(ActorRef universe, ForestConfig config) { | ||
| return Props.create(LeafDecay.class, universe, config); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| package org.konstructs.forest; | ||
|
|
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| import java.util.Arrays; | ||
|
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| import akka.actor.ActorRef; | ||
| import akka.actor.Props; | ||
| import konstructs.plugin.KonstructsActor; | ||
| import konstructs.api.*; | ||
| import konstructs.api.messages.*; | ||
|
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| public class LeafRemover extends KonstructsActor { | ||
| private final BlockFilter leavesFilter; | ||
| private final BlockTypeId wood; | ||
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| LeafRemover(ActorRef universe, ForestConfig config) { | ||
| super(universe); | ||
| this.wood = config.getWood(); | ||
| this.leavesFilter = BlockFilterFactory | ||
| .withBlockTypeId(config.getLeaves()) | ||
| .or(BlockFilterFactory.withBlockTypeId(config.getThinLeaves())); | ||
| } | ||
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| private Position getCenter(Box box) { | ||
| Position size = box.getSize(); | ||
| return box | ||
| .getFrom() | ||
| .addX(size.getX() / 2) | ||
| .addY(size.getY() / 2) | ||
| .addZ(size.getZ() / 2); | ||
| } | ||
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| private boolean findWood(BoxQueryResult result) { | ||
| return Arrays.asList(result.getBlocks()).contains(wood); | ||
| } | ||
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| @Override | ||
| public void onBoxQueryResult(BoxQueryResult result) { | ||
| if(!findWood(result)) { | ||
| replaceWithVacuum(leavesFilter, getCenter(result.getBox())); | ||
| } | ||
| } | ||
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| public static Props props(ActorRef universe, ForestConfig config) { | ||
| return Props.create(LeafRemover.class, universe, config); | ||
| } | ||
|
|
||
| } |
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