Specifically in LabVIEW.
We have an application for image correction that will make use of this class of splines.
Otherwise rolling our own based on DirectX, OpenGL, or implementing based on prior work:
// Interpolate() and PreCompute() are adapted from:
// NUMERICAL RECIPES IN C: THE ART OF SCIENTIFIC COMPUTING
// ISBN 0-521-43108-5, page 113, section 3.3.