(...) There's a problem with this. In LDraw-world, "Ring X" is shorthand for "a ring with inner radius = X and outer radius = (X+1)". Your ring has IR=1/3 and OR=1, right? I don't think there's any way a ring can be constructed so that 3*IR = OR (...) (23 years ago, 18-Mar-02, to lugnet.cad.dat.parts.primitives)
(...) I didn't know this. Thanks for explain! (...) I used the ring1 to construct the ring: 1 16 0 0 0 2 0 0 0 1 0 0 0 2 ring1.dat 1 16 0 0 0 2 0 0 0 1 0 0 0 2 ring2.dat because if I scale down the ring2.dat, the thickness of the border will be 1/2, (...) (23 years ago, 18-Mar-02, to lugnet.cad.dat.parts.primitives)
