Update SimulatorPreviewTNT

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/simulator/SimulatorCommand.java

@@ -23,6 +23,7 @@ import de.steamwar.bausystem.BauSystem;
 import de.steamwar.bausystem.SWUtils;
 import de.steamwar.bausystem.features.simulator.data.Simulator;
 import de.steamwar.bausystem.features.simulator.execute.SimulatorExecutor;
+import de.steamwar.bausystem.features.simulator.preview.SimulatorPreviewCalculator;
 import de.steamwar.command.PreviousArguments;
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeMapper;
@@ -30,6 +31,7 @@ import de.steamwar.command.TypeValidator;
 import de.steamwar.linkage.Linked;
 import de.steamwar.linkage.LinkedInstance;
 import de.steamwar.linkage.MinVersion;
+import org.bukkit.Bukkit;
 import org.bukkit.command.CommandSender;
 import org.bukkit.entity.Player;
 
@@ -90,6 +92,20 @@ public class SimulatorCommand extends SWCommand {
         }
     }
 
+    @Register(value = "test")
+    public void test(Player player) {
+        for (int i = 0; i < 1; i++) {
+            SimulatorPreviewCalculator data = new SimulatorPreviewCalculator(null);
+            data.spawnTNT(0, 166, 0);
+            data.calculate(simulatorPreviewResult -> {
+                simulatorPreviewResult.show(player);
+                Bukkit.getScheduler().runTaskLater(BauSystem.getInstance(), () -> {
+                    simulatorPreviewResult.hide(player);
+                }, 100);
+            });
+        }
+    }
+
     @ClassMapper(value = Simulator.class, local = true)
     public TypeMapper<Simulator> allSimulators() {
         return new TypeMapper<>() {

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/simulator/preview/SimulatorPreview.java

@@ -0,0 +1,23 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.features.simulator.preview;
+
+public class SimulatorPreview {
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/simulator/preview/SimulatorPreviewAABB.java

@@ -0,0 +1,76 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.features.simulator.preview;
+
+import lombok.AllArgsConstructor;
+import lombok.ToString;
+import org.bukkit.util.BoundingBox;
+import org.bukkit.util.VoxelShape;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+@AllArgsConstructor
+@ToString
+public class SimulatorPreviewAABB {
+    public double minX;
+    public double minY;
+    public double minZ;
+    public double maxX;
+    public double maxY;
+    public double maxZ;
+
+    public SimulatorPreviewAABB copy() {
+        return new SimulatorPreviewAABB(minX, minY, minZ, maxX, maxY, maxZ);
+    }
+
+    public void expandTowards(double vx, double vy, double vz) {
+        if (vx < 0) {
+            minX += vx;
+        } else {
+            maxX += vx;
+        }
+        if (vy < 0) {
+            minY += vy;
+        } else {
+            maxY += vy;
+        }
+        if (vz < 0) {
+            minZ += vz;
+        } else {
+            maxZ += vz;
+        }
+    }
+
+    public void add(double vx, double vy, double vz) {
+        minX += vx;
+        minY += vy;
+        minZ += vz;
+    }
+
+    public boolean intersects(double x, double y, double z, BoundingBox boundingBox) {
+        return minX - (x + boundingBox.getMaxX()) < -1.0E-7 &&
+                maxX - (x + boundingBox.getMinX()) > 1.0E-7 &&
+                minY - (y + boundingBox.getMaxY()) < -1.0E-7 &&
+                maxY - (y + boundingBox.getMinY()) > 1.0E-7 &&
+                minZ - (z + boundingBox.getMaxZ()) < -1.0E-7 &&
+                maxZ - (z + boundingBox.getMinZ()) > 1.0E-7;
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/simulator/preview/SimulatorPreviewCalculator.java

@@ -0,0 +1,114 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.features.simulator.preview;
+
+import de.steamwar.bausystem.BauSystem;
+import de.steamwar.bausystem.features.simulator.data.Simulator;
+import de.steamwar.bausystem.features.tracer.TNTPoint;
+import de.steamwar.bausystem.features.tracer.Trace;
+import lombok.RequiredArgsConstructor;
+import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.World;
+import org.bukkit.block.Block;
+import org.bukkit.block.data.BlockData;
+import org.bukkit.util.Consumer;
+import org.bukkit.util.Vector;
+import org.bukkit.util.VoxelShape;
+
+import java.util.*;
+
+@RequiredArgsConstructor
+public class SimulatorPreviewCalculator {
+    private static final World WORLD = Bukkit.getWorlds().get(0);
+
+    public final Simulator simulator;
+    public final List<SimulatorPreviewTNT> tnts = new ArrayList<>();
+
+    private int ticks = 0;
+    private final Set<SimulatorPreviewPos> air = new HashSet<>();
+    private final Map<SimulatorPreviewPos, BlockData> datas = new HashMap<>();
+    private final Map<SimulatorPreviewPos, VoxelShape> shapes = new HashMap<>();
+
+    public BlockData getBlockData(int x, int y, int z) {
+        SimulatorPreviewPos pos = new SimulatorPreviewPos(x, y, z);
+        if (air.contains(pos)) return null;
+        return datas.computeIfAbsent(pos, __ -> {
+            BlockData blockData = WORLD.getBlockData(x, y, z);
+            if (blockData.getMaterial().isAir()) {
+                air.add(pos);
+                return null;
+            }
+            return blockData;
+        });
+    }
+
+    public VoxelShape getBlockShape(int x, int y, int z) {
+        SimulatorPreviewPos pos = new SimulatorPreviewPos(x, y, z);
+        if (air.contains(pos)) return null;
+        return shapes.computeIfAbsent(pos, __ -> {
+            Block block = WORLD.getBlockAt(x, y, z);
+            if (block.getType().isAir()) {
+                air.add(pos);
+                return null;
+            }
+            return block.getCollisionShape();
+        });
+    }
+
+    public void setAir(int x, int y, int z) {
+        SimulatorPreviewPos pos = new SimulatorPreviewPos(x, y, z);
+        air.add(pos);
+        datas.remove(pos);
+        shapes.remove(pos);
+    }
+
+    public void spawnTNT(double x, double y, double z) {
+        tnts.add(new SimulatorPreviewTNT(this, x, y, z));
+    }
+
+    public void calculate(Consumer<SimulatorPreviewResult> result) {
+        List<TNTPoint> tntPoints = new ArrayList<>();
+        Bukkit.getScheduler().runTaskTimer(BauSystem.getInstance(), bukkitTask -> {
+            long time = System.currentTimeMillis();
+            while (!tnts.isEmpty()) {
+                if (System.currentTimeMillis() - time > 40) {
+                    return;
+                }
+                tick(tntPoints);
+            }
+            bukkitTask.cancel();
+            System.out.println(tntPoints);
+            result.accept(new SimulatorPreviewResult(new Trace(null, tntPoints), air));
+        }, 1, 1);
+    }
+
+    private void tick(List<TNTPoint> tntPoints) {
+        System.out.println("TICK");
+        tnts.removeIf(simulatorPreviewTNT -> {
+            tntPoints.add(new TNTPoint(0, false, false, true, false, false, ticks, simulatorPreviewTNT.fuse, new Location(WORLD, simulatorPreviewTNT.x + 0.49, simulatorPreviewTNT.y, simulatorPreviewTNT.z + 0.49), new Vector(simulatorPreviewTNT.vx, simulatorPreviewTNT.vy, simulatorPreviewTNT.vz), tntPoints));
+            simulatorPreviewTNT.tick();
+            if (!simulatorPreviewTNT.removed) return false;
+            tntPoints.add(new TNTPoint(0, true, false, true, false, false, ticks, simulatorPreviewTNT.fuse, new Location(WORLD, simulatorPreviewTNT.x + 0.49, simulatorPreviewTNT.y, simulatorPreviewTNT.z + 0.49), new Vector(simulatorPreviewTNT.vx, simulatorPreviewTNT.vy, simulatorPreviewTNT.vz), tntPoints));
+            return true;
+        });
+        ticks++;
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/simulator/preview/SimulatorPreviewPos.java

@@ -0,0 +1,31 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.features.simulator.preview;
+
+import lombok.EqualsAndHashCode;
+import lombok.RequiredArgsConstructor;
+
+@RequiredArgsConstructor
+@EqualsAndHashCode
+final class SimulatorPreviewPos {
+    public final int x;
+    public final int y;
+    public final int z;
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/simulator/preview/SimulatorPreviewResult.java

@@ -0,0 +1,61 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.features.simulator.preview;
+
+import de.steamwar.bausystem.features.tracer.Trace;
+import de.steamwar.bausystem.features.tracer.rendering.BundleFilter;
+import de.steamwar.bausystem.features.tracer.rendering.PlayerTraceShowData;
+import lombok.Getter;
+import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.World;
+import org.bukkit.block.data.BlockData;
+import org.bukkit.entity.Player;
+
+import java.util.Set;
+
+@Getter
+public class SimulatorPreviewResult {
+    private static final World WORLD = Bukkit.getWorlds().get(0);
+    private static final BlockData AIR = Material.AIR.createBlockData();
+
+    private final Trace trace;
+    private final Set<SimulatorPreviewPos> air;
+
+    public SimulatorPreviewResult(Trace trace, Set<SimulatorPreviewPos> air) {
+        this.trace = trace;
+        this.air = air;
+    }
+
+    public void show(Player player) {
+        trace.render(player, new PlayerTraceShowData(BundleFilter.DEFAULT));
+        air.forEach(simulatorPreviewPos -> {
+            player.sendBlockChange(new Location(WORLD, simulatorPreviewPos.x, simulatorPreviewPos.y, simulatorPreviewPos.z, 0, 0), AIR);
+        });
+    }
+
+    public void hide(Player player) {
+        trace.hide(player);
+        air.forEach(simulatorPreviewPos -> {
+            player.sendBlockChange(new Location(WORLD, simulatorPreviewPos.x, simulatorPreviewPos.y, simulatorPreviewPos.z, 0, 0), WORLD.getBlockData(simulatorPreviewPos.x, simulatorPreviewPos.y, simulatorPreviewPos.z));
+        });
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/simulator/preview/SimulatorPreviewTNT.java

@@ -0,0 +1,228 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.features.simulator.preview;
+
+import org.bukkit.Axis;
+import org.bukkit.util.BoundingBox;
+import org.bukkit.util.Vector;
+import org.bukkit.util.VoxelShape;
+
+import java.util.Random;
+
+public class SimulatorPreviewTNT {
+
+    private static final double size = 0.98;
+    private static final Random random = new Random();
+
+    private final SimulatorPreviewCalculator data;
+    private boolean gravity = true;
+    int fuse = 80;
+    double x;
+    double y;
+    double z;
+    double vx;
+    double vy;
+    double vz;
+
+    private SimulatorPreviewVec collide = new SimulatorPreviewVec();
+    private boolean onGround;
+    boolean removed = false;
+
+    public SimulatorPreviewTNT(SimulatorPreviewCalculator data, double x, double y, double z) {
+        this.data = data;
+
+        this.x = x;
+        this.y = y;
+        this.z = z;
+
+        double d = random.nextDouble() * Math.PI * 2;
+        this.vx = -Math.sin(d) * 0.02;
+        this.vy = 0.2;
+        this.vz = -Math.cos(d) * 0.02;
+    }
+
+    public void tick() {
+        System.out.println(x + " " + y + " " + z);
+        // TODO: Issue in movement still!
+        // System.out.println(x + " " + y + " " + z);
+        // Gravity
+        if (gravity) {
+            vy -= 0.04;
+        }
+
+        // Movement
+        move();
+
+        // TODO: EffectsFromOtherBlocks
+
+        // Velocity * 0.98
+        vx *= 0.98;
+        vy *= 0.98;
+        vz *= 0.98;
+
+        // OnGround Velocity * 0.7 -0.5 0.7
+        if (onGround) {
+            vx *= 0.7;
+            vy *= -0.5;
+            vz *= 0.7;
+        }
+
+        // Decrease Fuse
+        fuse--;
+        if (fuse <= 0) {
+            // Explode on zero Fuse
+            explode();
+        } else {
+            // TODO: or do water Movement!
+        }
+    }
+
+    public void move() {
+        collide();
+        double collisionLengthSquared = collide.lengthSquared();
+        if (collisionLengthSquared > 1.0E-7 || new Vector(vx, vy, vz).lengthSquared() - collisionLengthSquared < 1.0E-7) {
+            x += collide.x;
+            y += collide.y;
+            z += collide.z;
+        }
+
+        boolean xCollision = !equal(vx, collide.x);
+        boolean zCollision = !equal(vz, collide.z);
+        boolean horizontalCollision = xCollision || zCollision;
+        if (Math.abs(vy) > 0.0F) {
+            boolean verticalCollision = vy != collide.y;
+            onGround = verticalCollision && vy < (double) 0.0F;
+        }
+
+        if (horizontalCollision) {
+            if (xCollision) vx = 0;
+            if (zCollision) vz = 0;
+        }
+        vx = collide.x;
+        vy = collide.y;
+        vz = collide.z;
+        // TODO: Get Block -> updateEntityMovementAfterFallOn!
+        // TODO: Get BlockSpeedFactor multiply
+    }
+
+    public static boolean equal(double first, double second) {
+        return Math.abs(second - first) < (double) 1.0E-5F;
+    }
+
+    public void collide() {
+        boolean xZero = vx == 0;
+        boolean zZero = vz == 0;
+        if (xZero && vy == 0 && zZero) {
+            collide.x = 0;
+            collide.y = 0;
+            collide.z = 0;
+            return;
+        }
+        SimulatorPreviewAABB box = new SimulatorPreviewAABB(x, y, z, x + size, y + size, z + size);
+
+        double vx = this.vx;
+        double vy = this.vy;
+        double vz = this.vz;
+
+        if (vy != 0) {
+            vy = iterateBlocks(box.copy(), Axis.Y, vy);
+            if (vy != 0) box.add(0, vy, 0);
+        }
+
+        boolean xSmaller = Math.abs(vx) < Math.abs(vz);
+        if (xSmaller && vz != 0) {
+            vz = iterateBlocks(box.copy(), Axis.Z, vz);
+            if (vz != 0) box.add(0, 0, vz);
+        }
+
+        if (vx != 0) {
+            vx = iterateBlocks(box.copy(), Axis.X, vx);
+            if (vx != 0) box.add(vx, 0, 0);
+        }
+
+        if (!xSmaller && vz != 0) {
+            vz = iterateBlocks(box.copy(), Axis.Z, vz);
+            if (vz != 0) box.add(0, 0, vz);
+        }
+
+        collide.x = vx;
+        collide.y = vy;
+        collide.z = vz;
+    }
+
+    private double iterateBlocks(SimulatorPreviewAABB box, Axis axis, double v) {
+        switch (axis) {
+            case X -> box.expandTowards(v, 0, 0);
+            case Y -> box.expandTowards(0, v, 0);
+            case Z -> box.expandTowards(0, 0, v);
+        }
+        boolean negative = v < 0;
+        for (int x = floor(box.minX - 1.0E-7) - 1; x < floor(box.maxX + 1.0E-7) + 1; x++) {
+            for (int y = floor(box.minY - 1.0E-7) - 1; y < floor(box.maxY + 1.0E-7) + 1; y++) {
+                for (int z = floor(box.minZ - 1.0E-7) - 1; z < floor(box.maxZ + 1.0E-7) + 1; z++) {
+                    VoxelShape shape = data.getBlockShape(x, y, z);
+                    if (shape == null) continue;
+                    for (BoundingBox other : shape.getBoundingBoxes()) {
+                        switch (axis) {
+                            case X -> {
+                                if (box.intersects(x, y, z, other)) {
+                                    if (negative) {
+                                        v = Math.max(v, x + other.getMaxX() - this.x);
+                                    } else {
+                                        v = Math.min(v, x + other.getMinX() - this.x - size);
+                                    }
+                                }
+                            }
+                            case Y -> {
+                                if (box.intersects(x, y, z, other)) {
+                                    if (negative) {
+                                        v = Math.max(v, y + other.getMaxY() - this.y);
+                                    } else {
+                                        v = Math.min(v, y + other.getMinY() - this.y - size);
+                                    }
+                                }
+                            }
+                            case Z -> {
+                                if (box.intersects(x, y, z, other)) {
+                                    if (negative) {
+                                        v = Math.max(v, z + other.getMaxZ() - this.z);
+                                    } else {
+                                        v = Math.min(v, z + other.getMinZ() - this.z - size);
+                                    }
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
+        return v;
+    }
+
+    public static int floor(double value) {
+        int i = (int) value;
+        return value < (double) i ? i - 1 : i;
+    }
+
+    public void explode() {
+        removed = true;
+        // TODO: Implement
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/simulator/preview/SimulatorPreviewVec.java

@@ -0,0 +1,30 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.features.simulator.preview;
+
+public class SimulatorPreviewVec {
+    public double x;
+    public double y;
+    public double z;
+
+    public double lengthSquared() {
+        return x * x + y * y + z * z;
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/tracer/TNTPoint.java

@@ -25,23 +25,18 @@ import de.steamwar.bausystem.region.utils.RegionType;
 import lombok.AccessLevel;
 import lombok.AllArgsConstructor;
 import lombok.Getter;
-import org.bukkit.Bukkit;
 import org.bukkit.Location;
 import org.bukkit.block.Block;
 import org.bukkit.entity.TNTPrimed;
 import org.bukkit.util.Vector;
 
-import java.io.Externalizable;
-import java.io.IOException;
-import java.io.ObjectInput;
-import java.io.ObjectOutput;
 import java.util.List;
 import java.util.Optional;
 
 /**
  * Recording of a tnt at a specific tick
  */
-@AllArgsConstructor(access = AccessLevel.PACKAGE)
+@AllArgsConstructor
 @Getter
 public class TNTPoint{
     /**