Name

DQXWVR − Returns extended view representation information. 

Operating States: PHOP, WSOP, ∗, ∗
Digital PHIGS extension function

Syntax

DQXVWR (WKID, VIEWI, CURQ, ERRIND, VWUPD, VWORMT, VWMPMT, VWCPLM,
XYCLPI, BCLIPI, FCLIPI, SHFLAG, SHCLR, BFLAG, BCLR, ACTIVE)

 
Argument        Data Type       Access    Description
---------------------------------------------------------------------------
WKID            Integer         Read      Workstation identifier
VIEWI           Integer         Read      View index
CURQ            Integer         Read      Current or requested values
                                          required
ERRIND          Integer         Write     Error indicator
VWUPD           Integer         Write     Transformation update state
VWORMT(4,4)     Array of        Write     Orientation matrix
                reals
VWMPMT(4,4)     Array of        Write     View mapping matrix
                reals
VWCPLM(6)       Array of        Write     Viewport clipping limits, in
                reals                     normalized projection coordinates
                                          (XMIN, XMAX, YMIN, YMAX, ZMIN,
                                          ZMAX)
XYCLPI          Integer       Write       xy-clipping flag
BCLIPI          Integer       Write       Back clipping flag
FCLIPI          Integer       Write       Front clipping flag
SHFLAG          Integer       Write       Shield flag
SHCLR           Integer       Write       Shield color index
BFLAG           Integer       Write       Border flag
BCLR            Integer       Write       Border color index
ACTIVE          Integer       Write       View active flag
---------------------------------------------------------------------------

Constants

 
Defined Argument      Constant       Description
---------------------------------------------------------------------------
CURQ                  PCURVL         Current values required
                      PRQSVL         Requested values required
VWUPD                 PNPEND         No update pending
                      PPEND          Update pending
XYCLPI,               PNCLIP         Clipping disabled
BCLIPI,               PCLIP          Clipping enabled
FCLIPI
SHFLAG,               POFF           Flag off
BFLAG                 PON            Flag on
ACTIVE                DINACT         Inactive view
                      DACT           Active view
---------------------------------------------------------------------------

Description

DQXWVR returns values for the following:

•Transformation update state

•Current and requested orientation matrixes
 (4 x 4 array of reals)

•Current and requested view mapping matrixes
  (4 x 4 array of reals)

•Current and requested clipping limits

•Current and requested xy-clipping indicators

•Current and requested back-clipping indicators

•Current and requested front-clipping indicators

•Current and requested shield flags

•Current and requested shield colors

•Current and requested border flags

•Current and requested border colors

•Current and requested view active flags

See Also

DSXVWR