Optimize Laufbau performance

Signed-off-by: yoyosource <yoyosource@nidido.de>

BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/Laufbau.java

@@ -49,11 +49,19 @@ public class Laufbau {
     @Getter
     private EditSession editSession;
 
+    private int factor;
+
     public Laufbau(Player player, Location pos1, Location pos2, boolean preferingBlastResistance) {
         this.world = pos1.getWorld();
         this.pos1 = new Location(world, Math.min(pos1.getBlockX(), pos2.getBlockX()), Math.min(pos1.getBlockY(), pos2.getBlockY()), Math.min(pos1.getBlockZ(), pos2.getBlockZ()));
         this.pos2 = new Location(world, Math.max(pos1.getBlockX(), pos2.getBlockX()), Math.max(pos1.getBlockY(), pos2.getBlockY()), Math.max(pos1.getBlockZ(), pos2.getBlockZ()));
 
+        Vector selectionSize = pos2.toVector().subtract(pos1.toVector());
+        int xFactor = (int) (Math.abs(selectionSize.getX()) / 12.375);
+        int yFactor = (int) (Math.abs(selectionSize.getY()) / 7.125);
+        int zFactor = (int) (Math.abs(selectionSize.getZ()) / 9.875);
+        factor = Math.max(Math.max(xFactor, Math.max(yFactor, zFactor)), 8);
+
         filteringTracesState = new FilteringTracesState(world, this::inRegion);
 
         editSession = WorldEditUtils.getEditSession(player);
@@ -95,10 +103,10 @@ public class Laufbau {
             return;
         }
         if (processingTracesState != null) {
-            creatingLaufState = new CreatingLaufState(processingTracesState.getBlocks(), processingTracesState.getCuboidList(), world, editSession, elements);
+            creatingLaufState = new CreatingLaufState(processingTracesState.getBlocks(), processingTracesState.getCuboidIntersectionCache(), world, editSession, elements, factor);
             return;
         }
-        processingTracesState = new ProcessingTracesState(filteringTracesState.getTntPositions(), world, this::inRegion);
+        processingTracesState = new ProcessingTracesState(filteringTracesState.getTntPositions(), this::inRegion, factor);
     }
 
     public String actionBarMessage(Player p) {

BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/LaufbauCommand.java

@@ -46,6 +46,7 @@ public class LaufbauCommand extends SWCommand {
             BauSystem.MESSAGE.send("LAUFBAU_NO_WORLDEDIT", player);
             return;
         }
+
         Laufbau laufbau = new Laufbau(player, selection.getKey(), selection.getValue(), preferingBlastResistance);
         new BukkitRunnable() {
             @Override

BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/states/CreatingLaufState.java

@@ -32,11 +32,7 @@ import org.bukkit.Location;
 import org.bukkit.World;
 import org.bukkit.entity.Player;
 
-import java.util.ArrayList;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Set;
-import java.util.stream.Collectors;
+import java.util.*;
 
 public class CreatingLaufState implements LaufbauState {
 
@@ -51,22 +47,24 @@ public class CreatingLaufState implements LaufbauState {
     private long start = System.currentTimeMillis();
 
     private List<Point> blocks;
-    private List<Cuboid> cuboids;
+    private Map<Point, Set<Cuboid>> cuboidIntersectionCache;
     private List<Point> outerPoints = new ArrayList<>();
     private Set<Point> innerPoints = new HashSet<>();
     private World world;
     private EditSession editSession;
     private List<BlockBoundingBox> elements;
+    private int factor;
 
     private int operations = 0;
     private int totalOperations;
 
-    public CreatingLaufState(Set<Point> blocks, List<Cuboid> cuboids, World world, EditSession editSession, List<BlockBoundingBox> elements) {
+    public CreatingLaufState(Set<Point> blocks, Map<Point, Set<Cuboid>> cuboidIntersectionCache, World world, EditSession editSession, List<BlockBoundingBox> elements, int factor) {
         this.blocks = new ArrayList<>(blocks);
-        this.cuboids = cuboids;
+        this.cuboidIntersectionCache = cuboidIntersectionCache;
         this.world = world;
         this.editSession = editSession;
         this.elements = elements;
+        this.factor = factor;
 
         totalOperations = blocks.size() * 2;
     }
@@ -90,7 +88,7 @@ public class CreatingLaufState implements LaufbauState {
             Cuboid tempCuboid = ONE.add(point);
             Cuboid aboveHalfTempCuboid = ABOVE_HALF.add(point);
             List<Cuboid> intersectedCuboids = new ArrayList<>();
-            for (Cuboid cuboid : cuboids) {
+            for (Cuboid cuboid : cuboidIntersectionCache.get(point.divide(factor))) {
                 if (cuboid.intersects(tempCuboid)) {
                     isInCuboid = true;
                     intersectedCuboids.add(cuboid);
@@ -118,34 +116,36 @@ public class CreatingLaufState implements LaufbauState {
     }
 
     private void calcInnerBlock(Point point, List<Cuboid> neededCuboids) {
-        List<BlockBoundingBox> blockDataWithBoundingBoxList = new ArrayList<>();
+        BlockBoundingBox highestBlockBoundingBox = null;
         for (BlockBoundingBox blockDataWithBoundingBox : elements) {
-            List<Cuboid> cuboids = blockDataWithBoundingBox.getCuboidList().stream().map(c -> c.add(point)).collect(Collectors.toList());
-
             boolean isInCuboid = false;
             for (Cuboid cuboid : neededCuboids) {
-                if (cuboids.stream().anyMatch(cuboid::intersects)) {
-                    isInCuboid = true;
+                for (Cuboid currentCuboid : blockDataWithBoundingBox.getCuboidList()) {
+                    if (cuboid.intersects(currentCuboid.add(point))) {
+                        isInCuboid = true;
+                        break;
+                    }
+                }
+                if (isInCuboid) {
                     break;
                 }
             }
             if (!isInCuboid) {
-                blockDataWithBoundingBoxList.add(blockDataWithBoundingBox);
+                highestBlockBoundingBox = blockDataWithBoundingBox;
                 break;
             }
         }
-        if (blockDataWithBoundingBoxList.isEmpty()) {
+        if (highestBlockBoundingBox == null) {
             return;
         }
 
-        BlockBoundingBox highest = blockDataWithBoundingBoxList.get(0);
         Location location = new Location(world, point.getX(), point.getY(), point.getZ());
         if (!location.getBlock().getType().isAir()) {
             return;
         }
         try {
-            BaseBlock block = BukkitAdapter.adapt(highest.blockData).toBaseBlock();
-            if (highest.blockConsumer != null) highest.blockConsumer.accept(block);
+            BaseBlock block = BukkitAdapter.adapt(highestBlockBoundingBox.blockData).toBaseBlock();
+            if (highestBlockBoundingBox.blockConsumer != null) highestBlockBoundingBox.blockConsumer.accept(block);
             editSession.setBlock(BukkitAdapter.asBlockVector(location), block);
         } catch (MaxChangedBlocksException e) {
             e.printStackTrace();

BauSystem_Main/src/de/steamwar/bausystem/features/slaves/laufbau/states/ProcessingTracesState.java

@@ -24,15 +24,10 @@ import de.steamwar.bausystem.features.slaves.laufbau.Cuboid;
 import de.steamwar.bausystem.features.tracer.TNTPosition;
 import de.steamwar.bausystem.region.Point;
 import lombok.Getter;
-import org.bukkit.Location;
-import org.bukkit.World;
 import org.bukkit.entity.Player;
 import org.bukkit.util.Vector;
 
-import java.util.ArrayList;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Set;
+import java.util.*;
 import java.util.function.BiPredicate;
 
 public class ProcessingTracesState implements LaufbauState {
@@ -41,28 +36,29 @@ public class ProcessingTracesState implements LaufbauState {
 
     private int totalCuboids;
     private List<TNTPosition> tntPositionList;
-
-    private World world;
     private BiPredicate<Vector, Integer> inRegionCheck;
+    private int factor;
 
     private List<Cuboid> toExpand = new ArrayList<>();
 
-    @Getter
-    private List<Cuboid> cuboidList = new ArrayList<>();
+    private int cuboidsDone = 0;
 
     @Getter
     private Set<Point> blocks = new HashSet<>();
 
-    public ProcessingTracesState(List<TNTPosition> tntPositionList, World world, BiPredicate<Vector, Integer> inRegionCheck) {
+    @Getter
+    private Map<Point, Set<Cuboid>> cuboidIntersectionCache = new HashMap<>();
+
+    public ProcessingTracesState(List<TNTPosition> tntPositionList, BiPredicate<Vector, Integer> inRegionCheck, int factor) {
         this.tntPositionList = tntPositionList;
         this.totalCuboids = tntPositionList.stream().mapToInt(tntPosition -> tntPosition.getPreviousLocation() == null ? 1 : 3).sum();
-        this.world = world;
         this.inRegionCheck = inRegionCheck;
+        this.factor = factor;
     }
 
     @Override
     public String actionBarMessage(Player p) {
-        return BauSystem.MESSAGE.parse("LAUFBAU_SIMPLE_PROGRESS", p, BauSystem.MESSAGE.parse("LAUFBAU_STATE_PROCESSING_TRACES", p), totalCuboids - cuboidList.size(), totalCuboids, eta(p, start, totalCuboids - cuboidList.size(), totalCuboids));
+        return BauSystem.MESSAGE.parse("LAUFBAU_SIMPLE_PROGRESS", p, BauSystem.MESSAGE.parse("LAUFBAU_STATE_PROCESSING_TRACES", p), cuboidsDone, totalCuboids, eta(p, start, cuboidsDone, totalCuboids));
     }
 
     @Override
@@ -101,14 +97,16 @@ public class ProcessingTracesState implements LaufbauState {
     }
 
     private void expandCuboid(Cuboid cuboid) {
-        cuboidList.add(cuboid);
+        cuboidsDone++;
         for (double x = cuboid.getX() - 2; x < cuboid.getX() + cuboid.getDx() + 2; x++) {
             for (double y = cuboid.getY() - 2; y < cuboid.getY() + cuboid.getDy() + 2; y++) {
                 for (double z = cuboid.getZ() - 2; z < cuboid.getZ() + cuboid.getDz() + 2; z++) {
-                    Location location = new Location(world, x, y, z);
-                    if (inRegionCheck.test(new Vector(location.getBlockX(), location.getBlockY(), location.getBlockZ()), 0)) {
+                    Vector location = new Vector(x, y, z);
+                    if (inRegionCheck.test(location, 0)) {
                         Point point = new Point(location.getBlockX(), location.getBlockY(), location.getBlockZ());
                         blocks.add(point);
+                        cuboidIntersectionCache.computeIfAbsent(point.divide(factor), __ -> new HashSet<>())
+                                .add(cuboid);
                     }
                 }
             }

BauSystem_Main/src/de/steamwar/bausystem/region/Point.java

@@ -49,6 +49,10 @@ public class Point {
 		return new Point(this.x - x, this.y - y, this.z - z);
 	}
 
+	public Point divide(int factor) {
+		return new Point(x / factor, y / factor, z / factor);
+	}
+
 	public Location toLocation(World world) {
 		return new Location(world, x, y, z);
 	}