Examples with Location org.spongepowered.api.world.Location used on opensource projects

Example 81 with Location

use of org.spongepowered.api.world.Location in project SpongeCommon by SpongePowered.

the class MixinNetHandlerPlayServer method throwMoveEvent.

/**
 * @author gabizou - June 22nd, 2016
 * @reason Sponge has to throw the movement events before we consider moving the player and there's
 * no clear way to go about it with the target position being null and the last position update checks.
 * @param packetIn
 */
@Redirect(method = "processPlayer", at = @At(value = "FIELD", target = "Lnet/minecraft/entity/player/EntityPlayerMP;queuedEndExit:Z"))
private boolean throwMoveEvent(EntityPlayerMP playerMP, CPacketPlayer packetIn) {
    if (!playerMP.queuedEndExit) {
        // We don't fire an event to avoid confusing plugins.
        if (!packetIn.moving && !packetIn.rotating) {
            return playerMP.queuedEndExit;
        }
        // Sponge Start - Movement event
        Player player = (Player) this.player;
        IMixinEntityPlayerMP mixinPlayer = (IMixinEntityPlayerMP) this.player;
        Vector3d fromrot = player.getRotation();
        // If Sponge used the player's current location, the delta might never be triggered which could be exploited
        Location<World> from = player.getLocation();
        if (this.lastMoveLocation != null) {
            from = this.lastMoveLocation;
        }
        Vector3d torot = new Vector3d(packetIn.pitch, packetIn.yaw, 0);
        Location<World> to = new Location<>(player.getWorld(), packetIn.x, packetIn.y, packetIn.z);
        // Minecraft sends a 0, 0, 0 position when rotation only update occurs, this needs to be recognized and corrected
        boolean rotationOnly = !packetIn.moving && packetIn.rotating;
        if (rotationOnly) {
            // Correct the to location so it's not misrepresented to plugins, only when player rotates without moving
            // In this case it's only a rotation update, which isn't related to the to location
            from = player.getLocation();
            to = from;
        }
        // Minecraft does the same with rotation when it's only a positional update
        boolean positionOnly = packetIn.moving && !packetIn.rotating;
        if (positionOnly) {
            // Correct the new rotation to match the old rotation
            torot = fromrot;
        }
        ((IMixinEntityPlayerMP) this.player).setVelocityOverride(to.getPosition().sub(from.getPosition()));
        double deltaSquared = to.getPosition().distanceSquared(from.getPosition());
        double deltaAngleSquared = fromrot.distanceSquared(torot);
        // eventually it would be nice to not have them
        if (deltaSquared > ((1f / 16) * (1f / 16)) || deltaAngleSquared > (.15f * .15f)) {
            Transform<World> fromTransform = player.getTransform().setLocation(from).setRotation(fromrot);
            Transform<World> toTransform = player.getTransform().setLocation(to).setRotation(torot);
            Sponge.getCauseStackManager().pushCause(player);
            MoveEntityEvent event = SpongeEventFactory.createMoveEntityEvent(Sponge.getCauseStackManager().getCurrentCause(), fromTransform, toTransform, player);
            SpongeImpl.postEvent(event);
            Sponge.getCauseStackManager().popCause();
            if (event.isCancelled()) {
                mixinPlayer.setLocationAndAngles(fromTransform);
                this.lastMoveLocation = from;
                ((IMixinEntityPlayerMP) this.player).setVelocityOverride(null);
                return true;
            } else if (!event.getToTransform().equals(toTransform)) {
                mixinPlayer.setLocationAndAngles(event.getToTransform());
                this.lastMoveLocation = event.getToTransform().getLocation();
                ((IMixinEntityPlayerMP) this.player).setVelocityOverride(null);
                return true;
            } else if (!from.equals(player.getLocation()) && this.justTeleported) {
                this.lastMoveLocation = player.getLocation();
                // Prevent teleports during the move event from causing odd behaviors
                this.justTeleported = false;
                ((IMixinEntityPlayerMP) this.player).setVelocityOverride(null);
                return true;
            } else {
                this.lastMoveLocation = event.getToTransform().getLocation();
            }
            this.resendLatestResourcePackRequest();
        }
    }
    return playerMP.queuedEndExit;
}

Example 82 with Location

use of org.spongepowered.api.world.Location in project SpongeCommon by SpongePowered.

the class SpongeCommonEventFactory method callNotifyNeighborEvent.

@SuppressWarnings("rawtypes")
public static NotifyNeighborBlockEvent callNotifyNeighborEvent(World world, BlockPos sourcePos, EnumSet notifiedSides) {
    final PhaseTracker phaseTracker = PhaseTracker.getInstance();
    final PhaseData peek = phaseTracker.getCurrentPhaseData();
    final PhaseContext<?> context = peek.context;
    // Don't fire notify events during world gen or while restoring
    if (peek.state.isWorldGeneration() || peek.state == State.RESTORING_BLOCKS) {
        return null;
    }
    try (CauseStackManager.StackFrame frame = Sponge.getCauseStackManager().pushCauseFrame()) {
        final BlockState blockstate = (BlockState) ((net.minecraft.world.World) world).getBlockState(sourcePos);
        final LocatableBlock locatable = LocatableBlock.builder().location(new Location<World>(world, sourcePos.getX(), sourcePos.getY(), sourcePos.getZ())).state(blockstate).build();
        if (context.getNotifier().isPresent()) {
            context.addNotifierAndOwnerToCauseStack();
        } else {
            final IMixinChunk mixinChunk = (IMixinChunk) ((WorldServer) world).getChunkFromBlockCoords(sourcePos);
            mixinChunk.getBlockNotifier(sourcePos).ifPresent(user -> Sponge.getCauseStackManager().addContext(EventContextKeys.NOTIFIER, user));
            mixinChunk.getBlockOwner(sourcePos).ifPresent(owner -> Sponge.getCauseStackManager().addContext(EventContextKeys.OWNER, owner));
        }
        Sponge.getCauseStackManager().pushCause(locatable);
        final Map<Direction, BlockState> neighbors = new HashMap<>();
        for (Object obj : notifiedSides) {
            EnumFacing notifiedSide = (EnumFacing) obj;
            BlockPos offset = sourcePos.offset(notifiedSide);
            Direction direction = DirectionFacingProvider.getInstance().getKey(notifiedSide).get();
            Location<World> location = new Location<>(world, VecHelper.toVector3i(offset));
            if (location.getBlockY() >= 0 && location.getBlockY() <= 255) {
                neighbors.put(direction, location.getBlock());
            }
        }
        // ImmutableMap<Direction, BlockState> originalNeighbors =
        // ImmutableMap.copyOf(neighbors);
        NotifyNeighborBlockEvent event = SpongeEventFactory.createNotifyNeighborBlockEvent(Sponge.getCauseStackManager().getCurrentCause(), neighbors, neighbors);
        SpongeImpl.postEvent(event);
        return event;
    }
}

Example 83 with Location

use of org.spongepowered.api.world.Location in project SpongeCommon by SpongePowered.

the class SpongeCommonEventFactory method handleCollideImpactEvent.

public static boolean handleCollideImpactEvent(net.minecraft.entity.Entity projectile, @Nullable ProjectileSource projectileSource, RayTraceResult movingObjectPosition) {
    final PhaseTracker phaseTracker = PhaseTracker.getInstance();
    RayTraceResult.Type movingObjectType = movingObjectPosition.typeOfHit;
    try (CauseStackManager.StackFrame frame = Sponge.getCauseStackManager().pushCauseFrame()) {
        Sponge.getCauseStackManager().pushCause(projectile);
        Sponge.getCauseStackManager().addContext(EventContextKeys.PROJECTILE_SOURCE, projectileSource == null ? ProjectileSource.UNKNOWN : projectileSource);
        final Optional<User> owner = phaseTracker.getCurrentPhaseData().context.getOwner();
        owner.ifPresent(user -> Sponge.getCauseStackManager().addContext(EventContextKeys.OWNER, user));
        Location<World> impactPoint = new Location<>((World) projectile.world, VecHelper.toVector3d(movingObjectPosition.hitVec));
        boolean cancelled = false;
        if (movingObjectType == RayTraceResult.Type.BLOCK) {
            final BlockPos blockPos = movingObjectPosition.getBlockPos();
            if (blockPos.getY() <= 0) {
                return false;
            }
            BlockSnapshot targetBlock = ((World) projectile.world).createSnapshot(VecHelper.toVector3i(movingObjectPosition.getBlockPos()));
            Direction side = Direction.NONE;
            if (movingObjectPosition.sideHit != null) {
                side = DirectionFacingProvider.getInstance().getKey(movingObjectPosition.sideHit).get();
            }
            CollideBlockEvent.Impact event = SpongeEventFactory.createCollideBlockEventImpact(Sponge.getCauseStackManager().getCurrentCause(), impactPoint, targetBlock.getState(), targetBlock.getLocation().get(), side);
            cancelled = SpongeImpl.postEvent(event);
            // Track impact block if event is not cancelled
            if (!cancelled && owner.isPresent()) {
                BlockPos targetPos = VecHelper.toBlockPos(impactPoint.getBlockPosition());
                IMixinChunk spongeChunk = (IMixinChunk) projectile.world.getChunkFromBlockCoords(targetPos);
                spongeChunk.addTrackedBlockPosition((Block) targetBlock.getState().getType(), targetPos, owner.get(), PlayerTracker.Type.NOTIFIER);
            }
        } else if (movingObjectPosition.entityHit != null) {
            // entity
            ArrayList<Entity> entityList = new ArrayList<>();
            entityList.add((Entity) movingObjectPosition.entityHit);
            CollideEntityEvent.Impact event = SpongeEventFactory.createCollideEntityEventImpact(Sponge.getCauseStackManager().getCurrentCause(), entityList, impactPoint);
            cancelled = SpongeImpl.postEvent(event);
        }
        if (cancelled) {
            // Entities such as EnderPearls call setDead during onImpact. However, if the event is cancelled
            // setDead will never be called resulting in a bad state such as falling through world.
            projectile.setDead();
        }
        return cancelled;
    }
}

Example 84 with Location

use of org.spongepowered.api.world.Location in project SpongeCommon by SpongePowered.

the class SpongeCommonEventFactory method handlePistonEvent.

/**
 * This simulates the blocks a piston moves and calls the event for saner
 * debugging.
 *
 * @return if the event was cancelled
 */
public static boolean handlePistonEvent(IMixinWorldServer world, WorldServer.ServerBlockEventList list, Object obj, BlockPos pos, Block blockIn, int eventId, int eventParam) {
    boolean extending = (eventId == 0);
    final IBlockState blockstate = ((net.minecraft.world.World) world).getBlockState(pos);
    EnumFacing direction = blockstate.getValue(BlockDirectional.FACING);
    final LocatableBlock locatable = LocatableBlock.builder().location(new Location<>((World) world, pos.getX(), pos.getY(), pos.getZ())).state((BlockState) blockstate).build();
    // Sets toss out duplicate values (even though there shouldn't be any)
    HashSet<Location<org.spongepowered.api.world.World>> locations = new HashSet<>();
    locations.add(new Location<>((World) world, pos.getX(), pos.getY(), pos.getZ()));
    BlockPistonStructureHelper movedBlocks = new BlockPistonStructureHelper((WorldServer) world, pos, direction, extending);
    // calculates blocks to be moved
    movedBlocks.canMove();
    Stream.concat(movedBlocks.getBlocksToMove().stream(), movedBlocks.getBlocksToDestroy().stream()).map(block -> new Location<>((World) world, block.getX(), block.getY(), block.getZ())).collect(// SUPER
    Collectors.toCollection(() -> locations));
    // If the piston is extending and there are no blocks to destroy, add the offset location for protection purposes
    if (extending && movedBlocks.getBlocksToDestroy().isEmpty()) {
        final List<BlockPos> movedPositions = movedBlocks.getBlocksToMove();
        BlockPos offsetPos;
        // If there are no blocks to move, add the offset of piston
        if (movedPositions.isEmpty()) {
            offsetPos = pos.offset(direction);
        } else {
            // Add the offset of last block set to move
            offsetPos = movedPositions.get(movedPositions.size() - 1).offset(direction);
        }
        locations.add(new Location<>((World) world, offsetPos.getX(), offsetPos.getY(), offsetPos.getZ()));
    }
    try (StackFrame frame = Sponge.getCauseStackManager().pushCauseFrame()) {
        if (extending) {
            Sponge.getCauseStackManager().addContext(EventContextKeys.PISTON_EXTEND, world.asSpongeWorld());
        } else {
            Sponge.getCauseStackManager().addContext(EventContextKeys.PISTON_RETRACT, world.asSpongeWorld());
        }
        return SpongeCommonEventFactory.callChangeBlockEventPre(world, ImmutableList.copyOf(locations), locatable).isCancelled();
    }
}

Example 85 with Location

use of org.spongepowered.api.world.Location in project SpongeCommon by SpongePowered.

the class MixinBlockCactus method preSetOnFire.

@Inject(method = "onEntityCollidedWithBlock", at = @At(value = "FIELD", target = CACTUS_DAMAGE_FIELD, opcode = Opcodes.GETSTATIC))
public void preSetOnFire(net.minecraft.world.World worldIn, BlockPos pos, IBlockState state, Entity entityIn, CallbackInfo callbackInfo) {
    if (!worldIn.isRemote) {
        this.originalCactus = DamageSource.CACTUS;
        Location<World> location = new Location<>((World) worldIn, pos.getX(), pos.getY(), pos.getZ());
        DamageSource.CACTUS = new MinecraftBlockDamageSource("cactus", location);
    }
}