Examples with PistonValueType com.github.steveice10.mc.protocol.data.game.level.block.value.PistonValueType used on opensource projects

Example 1 with PistonValueType

use of com.github.steveice10.mc.protocol.data.game.level.block.value.PistonValueType in project Geyser by GeyserMC.

the class GeyserPistonListener method onPistonAction.

private void onPistonAction(BlockPistonEvent event) {
    if (event.isCancelled()) {
        return;
    }
    World world = event.getBlock().getWorld();
    boolean isExtend = event instanceof BlockPistonExtendEvent;
    Location location = event.getBlock().getLocation();
    Vector3i position = getVector(location);
    PistonValueType type = isExtend ? PistonValueType.PUSHING : PistonValueType.PULLING;
    boolean sticky = event.isSticky();
    Object2IntMap<Vector3i> attachedBlocks = new Object2IntOpenHashMap<>();
    boolean blocksFilled = false;
    for (Map.Entry<UUID, GeyserSession> entry : geyser.getSessionManager().getSessions().entrySet()) {
        Player player = Bukkit.getPlayer(entry.getKey());
        if (player == null || !player.getWorld().equals(world)) {
            continue;
        }
        GeyserSession session = entry.getValue();
        int dX = Math.abs(location.getBlockX() - player.getLocation().getBlockX()) >> 4;
        int dZ = Math.abs(location.getBlockZ() - player.getLocation().getBlockZ()) >> 4;
        if ((dX * dX + dZ * dZ) > session.getServerRenderDistance() * session.getServerRenderDistance()) {
            // Ignore pistons outside the player's render distance
            continue;
        }
        // being returned instead.
        if (!blocksFilled) {
            // Blocks currently require a player for 1.12, so let's just leech off one player to get all blocks
            // and call it a day for the rest of the sessions (mostly to save on execution time)
            List<Block> blocks = isExtend ? ((BlockPistonExtendEvent) event).getBlocks() : ((BlockPistonRetractEvent) event).getBlocks();
            for (Block block : blocks) {
                Location attachedLocation = block.getLocation();
                int blockId = worldManager.getBlockNetworkId(player, block, attachedLocation.getBlockX(), attachedLocation.getBlockY(), attachedLocation.getBlockZ());
                // Ignore blocks that will be destroyed
                if (BlockStateValues.canPistonMoveBlock(blockId, isExtend)) {
                    attachedBlocks.put(getVector(attachedLocation), blockId);
                }
            }
            blocksFilled = true;
        }
        int pistonBlockId = worldManager.getBlockNetworkId(player, event.getBlock(), location.getBlockX(), location.getBlockY(), location.getBlockZ());
        // event.getDirection() is unreliable
        Direction orientation = BlockStateValues.getPistonOrientation(pistonBlockId);
        session.executeInEventLoop(() -> {
            PistonCache pistonCache = session.getPistonCache();
            PistonBlockEntity blockEntity = pistonCache.getPistons().computeIfAbsent(position, pos -> new PistonBlockEntity(session, position, orientation, sticky, !isExtend));
            blockEntity.setAction(type, attachedBlocks);
        });
    }
}