typedef struct {
unsigned short color_type;
unsigned short rationality; /* PEXRational or PEXNonRational */
unsigned short u_order;
unsigned short v_order;
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;
PEXPointer colors;
} PEXSurfaceColorSpline;
PEXSurfaceColorSpline 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.