- Given a spline path
*P*(*u*) = [*x*(*u*),*y*(*u*),*z*(*u*)], compute the arclength of the spline as a function of*u*:*s*=*A*(*u*). - Find the inverse of
*A*(*u*): . - Substitute into
*P*(*u*) to find a motion path parameterized by arclength,*s*: .

CS488/688: Introduction to Interactive Computer Graphics

University of Waterloo

Computer Graphics Lab