- v[0] = tan(v[0]*cyl_arc)*cyl_radius;
- v[1] = tan(v[1]*cyl_arc)*cyl_radius;
- r = sqrt(v[0]*v[0]+v[1]*v[1]+cyl_radius*cyl_radius)/fabs(cyl_radius);
+ v[0] = tan(v[0]*curve_arc)*curve_radius;
+ v[1] = tan(v[1]*curve_arc)*curve_radius;
+ r = sqrt(v[0]*v[0]+v[1]*v[1]+curve_radius*curve_radius)/fabs(curve_radius);