typedef struct { unsigned short order; unsigned short rationality; /* PEXRational or PEXNonRational */ float tmin; float tmax; unsigned int num_knots; unsigned int num_points; float *knots; PEXPointer points; /* 3D or 4D PEXCoord */ } PEXCurveGeometrySpline;
PEXCurveGeometrySpline is a data structure that is common to the following functions:
For a list of data structures for non-uniform rational B-splines, see Data Structures for NURBS.