SplineInterpolator(startHeading: Double, endHeading: Double, startHeadingDeriv: Double? = null, startHeadingSecondDeriv: Double? = null, endHeadingDeriv: Double? = null, endHeadingSecondDeriv: Double? = null)
Spline heading interpolator for transitioning smoothly between headings without violating continuity (and hence allowing for integration into longer profiles).
startHeadingDeriv - start heading deriv (advanced)
startHeadingSecondDeriv - start heading second deriv (advanced)
endHeadingDeriv - start heading deriv (advanced)
endHeadingSecondDeriv - start heading second deriv (advanced)