typedef struct {
PEXCoord origin;
PEXVector direction;
unsigned short count; /* number of parameters */
unsigned short reserved;
float *parameters;
} PEXPSCLevelCurves;
PEXPSCLevelCurves is a type definition that is referenced by the following data structure:
For a list of data structures for parametric surface characteristics, see Data Structures for Parametric Surface Characteristics.