Examples with NavigationAbstract net.minecraft.server.v1_16_R3.NavigationAbstract used on opensource projects

Example 6 with NavigationAbstract

use of net.minecraft.server.v1_16_R3.NavigationAbstract in project Citizens2 by CitizensDev.

the class NMSImpl method getTargetNavigator.

private MCNavigator getTargetNavigator(final org.bukkit.entity.Entity entity, final NavigatorParameters params, final Function<NavigationAbstract, Boolean> function) {
    net.minecraft.server.v1_14_R1.Entity raw = getHandle(entity);
    raw.onGround = true;
    // not sure of a better way around this - if onGround is false, then
    // navigation won't execute, and calling entity.move doesn't
    // entirely fix the problem.
    final NavigationAbstract navigation = NMSImpl.getNavigation(entity);
    final float oldWater = raw instanceof EntityPlayer ? ((EntityHumanNPC) raw).a(PathType.WATER) : ((EntityInsentient) raw).a(PathType.WATER);
    if (params.avoidWater() && oldWater >= 0) {
        if (raw instanceof EntityPlayer) {
            ((EntityHumanNPC) raw).a(PathType.WATER, oldWater + 1F);
        } else {
            ((EntityInsentient) raw).a(PathType.WATER, oldWater + 1F);
        }
    }
    return new MCNavigator() {

        float lastSpeed;

        CancelReason reason;

        @Override
        public CancelReason getCancelReason() {
            return reason;
        }

        @Override
        public Iterable<Vector> getPath() {
            return new NavigationIterable(navigation);
        }

        @Override
        public void stop() {
            if (params.debug() && navigation.l() != null) {
                for (Player player : Bukkit.getOnlinePlayers()) {
                    for (int i = 0; i < navigation.l().e(); i++) {
                        PathPoint pp = navigation.l().a(i);
                        org.bukkit.block.Block block = new Vector(pp.a, pp.b, pp.c).toLocation(player.getWorld()).getBlock();
                        player.sendBlockChange(block.getLocation(), block.getBlockData());
                    }
                }
            }
            if (oldWater >= 0) {
                if (raw instanceof EntityPlayer) {
                    ((EntityHumanNPC) raw).a(PathType.WATER, oldWater);
                } else {
                    ((EntityInsentient) raw).a(PathType.WATER, oldWater);
                }
            }
            stopNavigation(navigation);
        }

        @Override
        public boolean update() {
            if (params.speed() != lastSpeed) {
                if (Messaging.isDebugging() && lastSpeed > 0) {
                    Messaging.debug("Repathfinding " + ((NPCHolder) entity).getNPC().getId() + " due to speed change");
                }
                Entity handle = getHandle(entity);
                EntitySize size = null;
                try {
                    size = (EntitySize) SIZE_FIELD_GETTER.invoke(handle);
                    if (handle instanceof EntityHorse) {
                        SIZE_FIELD_SETTER.invoke(handle, new EntitySize(Math.min(0.99F, size.width), size.height, false));
                    }
                } catch (Throwable e) {
                    e.printStackTrace();
                }
                if (!function.apply(navigation)) {
                    reason = CancelReason.STUCK;
                }
                try {
                    SIZE_FIELD_SETTER.invoke(handle, size);
                } catch (Throwable e) {
                    e.printStackTrace();
                // minecraft requires that an entity fit onto both blocks if width >= 1f, but we'd prefer to
                // make it just fit on 1 so hack around it a bit.
                }
                lastSpeed = params.speed();
            }
            if (params.debug() && !NMSImpl.isNavigationFinished(navigation)) {
                BlockData data = Material.DANDELION.createBlockData();
                for (Player player : Bukkit.getOnlinePlayers()) {
                    for (int i = 0; i < navigation.l().e(); i++) {
                        PathPoint pp = navigation.l().a(i);
                        player.sendBlockChange(new Vector(pp.a, pp.b, pp.c).toLocation(player.getWorld()), data);
                    }
                }
            }
            navigation.a(params.speed());
            return NMSImpl.isNavigationFinished(navigation);
        }
    };
}

Example 7 with NavigationAbstract

use of net.minecraft.server.v1_16_R3.NavigationAbstract in project Citizens2 by CitizensDev.

the class NMSImpl method updatePathfindingRange.

@Override
public void updatePathfindingRange(NPC npc, float pathfindingRange) {
    if (!npc.isSpawned() || !npc.getEntity().getType().isAlive())
        return;
    EntityLiving en = NMSImpl.getHandle((LivingEntity) npc.getEntity());
    if (!(en instanceof EntityInsentient)) {
        if (en instanceof EntityHumanNPC) {
            ((EntityHumanNPC) en).updatePathfindingRange(pathfindingRange);
        }
        return;
    }
    if (PATHFINDING_RANGE == null)
        return;
    EntityInsentient handle = (EntityInsentient) en;
    NavigationAbstract navigation = handle.getNavigation();
    try {
        AttributeInstance inst = (AttributeInstance) PATHFINDING_RANGE.get(navigation);
        inst.setValue(pathfindingRange);
    } catch (IllegalArgumentException e) {
        e.printStackTrace();
    } catch (IllegalAccessException e) {
        e.printStackTrace();
    }
}

Example 8 with NavigationAbstract

use of net.minecraft.server.v1_16_R3.NavigationAbstract in project Citizens2 by CitizensDev.

the class NMSImpl method getTargetNavigator.

private MCNavigator getTargetNavigator(final org.bukkit.entity.Entity entity, final NavigatorParameters params, final Function<NavigationAbstract, Boolean> function) {
    net.minecraft.server.v1_8_R3.Entity raw = getHandle(entity);
    raw.onGround = true;
    // not sure of a better way around this - if onGround is false, then
    // navigation won't execute, and calling entity.move doesn't
    // entirely fix the problem.
    final NavigationAbstract navigation = NMSImpl.getNavigation(entity);
    final boolean oldAvoidsWater = navigation instanceof Navigation ? ((Navigation) navigation).e() : false;
    if (navigation instanceof Navigation) {
        ((Navigation) navigation).a(params.avoidWater());
    }
    return new MCNavigator() {

        float lastSpeed;

        CancelReason reason;

        @Override
        public CancelReason getCancelReason() {
            return reason;
        }

        @Override
        public Iterable<Vector> getPath() {
            return new NavigationIterable(navigation);
        }

        @Override
        public void stop() {
            if (navigation instanceof Navigation) {
                ((Navigation) navigation).a(oldAvoidsWater);
            }
            stopNavigation(navigation);
        }

        @Override
        public boolean update() {
            if (params.speed() != lastSpeed) {
                if (Messaging.isDebugging() && lastSpeed > 0) {
                    Messaging.debug("Repathfinding " + ((NPCHolder) entity).getNPC().getId() + " due to speed change");
                }
                Entity handle = getHandle(entity);
                float oldWidth = handle.width;
                if (handle instanceof EntityHorse) {
                    handle.width = Math.min(0.99f, oldWidth);
                }
                if (!function.apply(navigation)) {
                    reason = CancelReason.STUCK;
                }
                // minecraft requires that an entity fit onto both blocks if width >= 1f,
                handle.width = oldWidth;
                // but we'd prefer to make it just fit on 1 so hack around it a bit.
                lastSpeed = params.speed();
            }
            navigation.a(params.speed());
            return NMSImpl.isNavigationFinished(navigation);
        }
    };
}

Example 9 with NavigationAbstract

use of net.minecraft.server.v1_16_R3.NavigationAbstract in project Denizen-For-Bukkit by DenizenScript.

the class EntityHelperImpl method follow.

@Override
public void follow(final Entity target, final Entity follower, final double speed, final double lead, final double maxRange, final boolean allowWander, final boolean teleport) {
    if (target == null || follower == null) {
        return;
    }
    final net.minecraft.server.v1_16_R3.Entity nmsEntityFollower = ((CraftEntity) follower).getHandle();
    if (!(nmsEntityFollower instanceof EntityInsentient)) {
        return;
    }
    final EntityInsentient nmsFollower = (EntityInsentient) nmsEntityFollower;
    final NavigationAbstract followerNavigation = nmsFollower.getNavigation();
    UUID uuid = follower.getUniqueId();
    if (followTasks.containsKey(uuid)) {
        followTasks.get(uuid).cancel();
    }
    final int locationNearInt = (int) Math.floor(lead);
    final boolean hasMax = maxRange > lead;
    followTasks.put(follower.getUniqueId(), new BukkitRunnable() {

        private boolean inRadius = false;

        public void run() {
            if (!target.isValid() || !follower.isValid()) {
                this.cancel();
            }
            followerNavigation.a(2F);
            Location targetLocation = target.getLocation();
            PathEntity path;
            if (hasMax && !Utilities.checkLocation(targetLocation, follower.getLocation(), maxRange) && !target.isDead() && target.isOnGround()) {
                if (!inRadius) {
                    if (teleport) {
                        follower.teleport(Utilities.getWalkableLocationNear(targetLocation, locationNearInt));
                    } else {
                        cancel();
                    }
                } else {
                    inRadius = false;
                    path = followerNavigation.a(targetLocation.getX(), targetLocation.getY(), targetLocation.getZ(), 0);
                    if (path != null) {
                        followerNavigation.a(path, 1D);
                        followerNavigation.a(2D);
                    }
                }
            } else if (!inRadius && !Utilities.checkLocation(targetLocation, follower.getLocation(), lead)) {
                path = followerNavigation.a(targetLocation.getX(), targetLocation.getY(), targetLocation.getZ(), 0);
                if (path != null) {
                    followerNavigation.a(path, 1D);
                    followerNavigation.a(2D);
                }
            } else {
                inRadius = true;
            }
            if (inRadius && !allowWander) {
                followerNavigation.o();
            }
            nmsFollower.getAttributeInstance(GenericAttributes.MOVEMENT_SPEED).setValue(speed);
        }
    }.runTaskTimer(NMSHandler.getJavaPlugin(), 0, 10));
}

Example 10 with NavigationAbstract

use of net.minecraft.server.v1_16_R3.NavigationAbstract in project Denizen-For-Bukkit by DenizenScript.

the class EntityHelperImpl method walkTo.

@Override
public void walkTo(final LivingEntity entity, Location location, Double speed, final Runnable callback) {
    if (entity == null || location == null) {
        return;
    }
    net.minecraft.server.v1_16_R3.Entity nmsEntityEntity = ((CraftEntity) entity).getHandle();
    if (!(nmsEntityEntity instanceof EntityInsentient)) {
        return;
    }
    final EntityInsentient nmsEntity = (EntityInsentient) nmsEntityEntity;
    final NavigationAbstract entityNavigation = nmsEntity.getNavigation();
    final PathEntity path;
    final boolean aiDisabled = !entity.hasAI();
    if (aiDisabled) {
        entity.setAI(true);
        try {
            ENTITY_ONGROUND_SETTER.invoke(nmsEntity, true);
        } catch (Throwable ex) {
            Debug.echoError(ex);
        }
    }
    path = entityNavigation.a(location.getX(), location.getY(), location.getZ(), 0);
    if (path != null) {
        entityNavigation.a(path, 1D);
        entityNavigation.a(2D);
        final double oldSpeed = nmsEntity.getAttributeInstance(GenericAttributes.MOVEMENT_SPEED).getBaseValue();
        if (speed != null) {
            nmsEntity.getAttributeInstance(GenericAttributes.MOVEMENT_SPEED).setValue(speed);
        }
        new BukkitRunnable() {

            @Override
            public void run() {
                if (!entity.isValid()) {
                    if (callback != null) {
                        callback.run();
                    }
                    cancel();
                    return;
                }
                if (aiDisabled && entity instanceof Wolf) {
                    ((Wolf) entity).setAngry(false);
                }
                if (entityNavigation.m() || path.c()) {
                    if (callback != null) {
                        callback.run();
                    }
                    if (speed != null) {
                        nmsEntity.getAttributeInstance(GenericAttributes.MOVEMENT_SPEED).setValue(oldSpeed);
                    }
                    if (aiDisabled) {
                        entity.setAI(false);
                    }
                    cancel();
                }
            }
        }.runTaskTimer(NMSHandler.getJavaPlugin(), 1, 1);
    } else // if (!Utilities.checkLocation(location, entity.getLocation(), 20)) {
    // TODO: generate waypoints to the target location?
    {
        entity.teleport(location);
    }
}