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Back'); ' ' ); } module knurled_finish(ord, ird, lf, sh, fn, rn) { for(j=[0:rn-1]) assign(h0=sh*j, h1=sh*(j+1/2), h2=sh*(j+1)) { for(i=[0:fn-1]) assign(lf0=lf*i, lf1=lf*(i+1/2), lf2=lf*(i+1)) { polyhedron( points=[ [ 0,0,h0], [ ord*cos(lf0), ord*sin(lf0), h2], [ ord*cos(lf2), ord*sin(lf2), h2] echo(" Knurled Surface.
- Normal 3.433101e-001 9.392222e-001 -0.000000e+000 vertex 1.612724e+000 6.851379e+000 1.747200e+001.
- Normal 2.999145e-001 -5.145734e-001 8.032842e-001 facet normal -1.822410e-15 7.910530e-01.
- -1.053366e+000 -7.037627e+000 1.747200e+001 facet normal 0.272878 0.0376859.
- Normal -0.83147 0.55557 3.3097e-08 vertex.
- In themselves, then this.