#const a=1; c=1.633;
{a} {a} {c} {90} {90} {120}
1 0 0
0 1 0
0 0 1
#const d="d";
{1/3} {2/3} {1/2} {d}
{2/3} {1/3} {1/2} {d}
#const a="a";
{0} {0} {0} {a}