Name

PPCSS − Packs color spline surface data for the PBSS3D element or primitive. 

Operating States: PHOP, ∗, ∗, AROP
PHIGS standard function
 

Syntax

PPCSS (CUSORD, CVSORD, CUNKA, CVNKA,  CUKNTS, CVKNTS, CRTYPE, CTYPES,
NCC, UNCSCP, VNCSCP, CSCP, MLDR, ERRIND, CSSLDR, CSSREC)

Argument        Data Type      Access     Description
-------------------------------------------------------------------------
CUSORD          Integer        Read       U color spline order.
CVSORD          Integer        Read       V color spline order.
CUNKA           Integer        Read       Number of U spline knots in the
                                          array.
CVNKA           Integer        Read       Number of V spline knots in the
                                          array.
CUKNTS(CUNKA)   Real           Read       U color spline knots.
CVKNTS(CVNKA)   Real           Read       V color spline knots.
CRTYPE          Integer        Read       Color spline rationality.
CTYPES          Integer        Read       Color type for the color spline.
NCC             Integer        Read       Number of color value components.
                                          This count does not include the
                                          homogeneous component in rational
                                          color splines.
UNCSCP          Integer        Read       U number of the color spline
                                          control points size.
VNCSCP          Integer        Read       V number of the color spline
                                          control points size.
CSCP(∗)         Real           Read       Color spline control points.
MLDR            Integer        Read       Size of the data record array
                                          for the color spline curve.
ERRIND          Integer        Write      Error indicator.
CSSLDR          Integer        Write      Number of array elements used in
                                          CSSREC.
CSSREC(CSSLDR)  Character ∗80  Write      Data record.
-------------------------------------------------------------------------

Constants

Defined Argument     Constant     Description
---------------------------------------------------------------------------
CRTYPE               PRAT         Rational (4D) control points
                     PNRAT        Nonrational (3D) control points
-------------------------------------------------------------------------

Description

PPCSS packs the color spline surface data for the PBSS3D structure element or primitive. 

See Also

PBSS3D
PUCSS