
dotrad = 0.01

x1 = 0
x2 = 0.5
x3 = 1
x4 = 1.5

x5 = 0.0
x6 = 0.5
x7 = 1.0
x8 = 1.5


V000: circle rad dotrad filled 1 at (x1, x3)
V001: circle rad dotrad filled 1 at (x2, x4)
V010: circle rad dotrad filled 1 at (x3, x3)
V011: circle rad dotrad filled 1 at (x4, x4)

V100: circle rad dotrad filled 1 at (x5, x1)
V101: circle rad dotrad filled 1 at (x6, x2)
V110: circle rad dotrad filled 1 at (x7, x1)
V111: circle rad dotrad filled 1 at (x8, x2)

linethick = 1

line        from V000 to V001
line        from V010 to V011
line dotted from V100 to V101 thickness 0
line        from V110 to V111

line        from V000 to V010
line        from V001 to V011
line        from V100 to V110
line dotted from V101 to V111 thickness 0

line        from V000 to V100
line dotted from V001 to V101 thickness 0
line        from V010 to V110
line        from V011 to V111

U: ((x1+x2+x3+x4)/4, (x3+x4)/2)
D: ((x1+x2+x3+x4)/4, (x1+x2)/2)
L: ((x1+x2)/2, (x1+x2+x3+x4)/4)
R: ((x3+x4)/2, (x1+x2+x3+x4)/4)
F: ((x1+x3)/2, (x1+x3)/2)
B: ((x2+x4)/2, (x2+x4)/2)

linethick = 0