typedef struct { unsigned short rationality; /* PEXRational or PEXNonRational */ unsigned short u_order; unsigned short v_order; unsigned short unused; unsigned int num_u_knots; unsigned int num_v_knots; unsigned int num_u_points; unsigned int num_v_points; float *u_knots; float *v_knots; unsigned int num_floats; float *points; } PEXSurfaceDataSpline;
PEXSurfaceDataSpline is a data structure that is common to the following function:
For a list of data structures for non-uniform rational B-splines, see Data Structures for NURBS.