fractionToRigidFrame Method

evaluate the surface at u and v fractions. Return a (squared, right handed) coordinate frame at that point on the surface.

fractionToRigidFrame(fractionU: number, fractionV: number, result?: Transform): undefined | Transform

Parameter Type Description
fractionU number u parameter
fractionV number v parameter
result Transform undefined if surface derivatives are parallel (or either alone is zero)

Returns - undefined | Transform

Defined in

Last Updated: 20 June, 2023