5,6c5,6
< //anvil();
< pointer($vpt, [0,0,0]);
---
> anvil();
> //pointer([ -31.33, 8.53, 60.00 ], [0,0,0]);
8c8,10
< 
---
> //[ -41.33, 8.53, 47.00 ]
> //[ -21.33, 8.53, 41.00 ]
> //[ -31.33, 8.53, 60.00 ]
38a41,93
> 			//********** Nose Block ************
>             hull_shape([
>                 [ -41.33, 8.53, 60.00 ],
>                 [ -41.33, 8.53, 47.00 ],
>                 [ -21.33, 8.53, 41.00 ],
>                 [ -31.33, 8.53, 60.00 ]],
>                 y_sym = true) cube(0.01,center=true);
>         }
>     }
> }
> 
> /*
> * This module creates shapes by hulling together shapes at locations passed in the array
> * hull_array
> *
> * The optional array child_num holds indexes to children passed in through the tree
> * corresponding to each location.  That allows one to control the shape used in the
> * hull at each location.  If there is no array children(0) will be used at all points.
> *
> * x_sym, y_sym, z_sym are optional parameters to indicate symmetry around the
> * x axis, y axis and/or z axis respectively.  The defaults are false (no symmetry)
> */
> module hull_shape(hull_array, child_num, x_sym = false, y_sym = false, z_sym = false)
> {
>     hull()
>     {
>         for(i = [0:len(hull_array) -1])
>         {
>             shp_idx = child_num != undef?
>                 len(child_num)>i?child_num[i]:0
>             :0;
>             translate(hull_array[i]) children(shp_idx);
>             if(x_sym)
>             {
>                 translate([-hull_array[i][0],
>                     hull_array[i][1],
>                     hull_array[i][2]])
>                 children(shp_idx);
>             }
>             if(y_sym)
>             {
>                 translate([hull_array[i][0],
>                     -hull_array[i][1],
>                     hull_array[i][2]])
>                 children(shp_idx);
>             }
>             if(z_sym)
>             {
>                 translate([hull_array[i][0],
>                     hull_array[i][1],
>                     -hull_array[i][2]])
>                     children(shp_idx);
>             }