Museum

Home

Lab Overview

Retrotechnology Articles

Online Manuals

⇒ ppcsc(3g) — PHIGS 5.1

Media Vault

Software Library

Restoration Projects

Artifacts Sought

PPCSC(3g)  —  Subroutines

Name

PPCSC − Packs color spline curve data for the PBSC3C element or primitive. 

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

Syntax

PPCSC (CSORD, CNKA, CKNOTS, CRTYPE, CTYPES, NCC, NCSCP, CSCP,
MLDR, ERRIND, CSCLDR, CSCREC)

Argument        Data Type      Access     Description
---------------------------------------------------------------------------
CSORD           Integer        Read       Color spline order.
CNKA            Integer        Read       Number of color spline knots.
CKNOTS(CNKA)    Real           Read       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.
NCSCP           Integer        Read       Number of color spline control
                                          points.
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.
CSCLDR          Integer        Write      Number of array elements used in
                                          CSCREC.
CSCREC(CSCLDR)  Character ∗80  Write      Data record.
-------------------------------------------------------------------------

Constants

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

Description

PPCSC packs the color spline curve data for the PBSC3C structure element or primitive. 

See Also

PBSC3C
PUCSC

Typewritten Software • bear@typewritten.org • Edmonds, WA 98026