@Override
    public void onBlockClicked(World worldIn, BlockPos pos, EntityPlayer playerIn) {
        //called when the block is left-clicked, but does not have hitX Y Z ...
            TileEntity tile = worldIn.getTileEntity(pos);
            if(! (tile instanceof TileEntityDustPlaced)){
                //something is wrong
                WizardryLogger.logError("The TileEntity attached to the BlockDustPlaced at "+pos+" has bad type: "+tile.getClass());
            }
            TileEntityDustPlaced tileDust = (TileEntityDustPlaced) tile;
            //Vec3 look = playerIn.rayTrace(blockReachDistance, partialTicks) //client side only
            //Vec3 look = playerIn.getLookVec();//normalized to player's coords
            //denormalize the vector
            //look = look.add(playerIn.getPositionVector());
        if(!worldIn.isRemote){
            MovingObjectPosition hitPos = RayTracer.retraceBlock(worldIn, playerIn, pos);
            //MovingObjectPosition hitPos = codechicken.lib.raytracer.RayTracer.retraceBlock(worldIn, playerIn, pos);
            Vec3 look = hitPos.hitVec;//this is null client side
            WizardryLogger.logInfo("DustPlaced block clicked. pos= "+pos+" lookX: "+look.xCoord+" lookY: "+look.yCoord+" lookZ: "+look.zCoord);
            //NW corner has hitX:0.09 hitZ:0.09
            //NE corner has hitX:0.9 hitZ 0.09
            //SE Corner has hitX 0.9 hitZ 0.9
            //SW corner has hitX:0.02 hitZ 0.9
            //make it relative to the block hit
            double posX = (look.xCoord - (double)pos.getX() )* (double)TileEntityDustPlaced.COLS;
            double posZ = (look.zCoord - (double)pos.getZ() )* (double)TileEntityDustPlaced.ROWS;
            int row = (int) posZ;
            int col = (int) posX;

            WizardryLogger.logInfo("Slot coords is "+row+" "+col);
            //make sure we are within bounds
            if(row<0)row=0;
            if(row>TileEntityDustPlaced.ROWS-1)row=TileEntityDustPlaced.ROWS-1;
            if(col<0)col=0;
            if(col>TileEntityDustPlaced.COLS-1)col=TileEntityDustPlaced.COLS-1;

            int slotID = TileEntityDustPlaced.getSlotIDfromPosition(row, col);

            ItemStack dustStack = tileDust.getStackInSlot(slotID);

            if (dustStack !=null){
                //drop the dust piece
                tileDust.setInventorySlotContents(slotID, null);
                worldIn.playSoundEffect(pos.getX() + 0.5F, pos.getY() + 0.5F, pos.getZ() + 0.5F, Block.soundTypeSand.getBreakSound(), (Block.soundTypeSand.getVolume() + 1.0F) / 2.0F, Block.soundTypeGrass.getFrequency() * 0.8F);
                //drop the itemStack
                if(!playerIn.capabilities.isCreativeMode)spawnAsEntity(worldIn, pos, dustStack);
                if(tileDust.isEmpty()){//if there is no more dust, break the block
                    this.breakBlock(worldIn, pos, worldIn.getBlockState(pos));
                    worldIn.setBlockToAir(pos);
                }
            }
            worldIn.markBlockForUpdate(pos);
        }else{
        }
    }