print " rotate([0,0,$angle*360/",tau,"])\n";
print " rotate([0,90,0])\n";
print " translate([0,0, -2*$circle])\n";
- print " cylinder(r=$channel, h=4*$circle, \$fn=$M);\n";
+ print " rotate([0,0,360/8/2])\n";
+ print " cylinder(r=$channel, h=4*$circle, \$fn=8);\n";
}
print "}\n";
}