Points = [
    [ 0,0,0], // 0
    [10,0,0], // 1
    [10,7,0], // 2
    [0,7,9],  // 3
    [0,0,5],  // 4
    [10,0,5], // 5
    [10,7,0], // 6
    [0,7,5 ] ];//7
    
Faces = [
    [0,1,2,3],
    [4,5,1,0],
    [7,6,5,4],
    [5,6,2,1],
    [6,7,3,2],
    [7,4,0,3] ];