Experimental Physics and
Industrial Control System

Vladimir,

> 
> Could someone advise me please how to control the native type of PV created
> in portable CA server
> with use of  gdd library ( pVV =  new gddScalar(gddAppType_value,
> aitEnumFloat32); )
> I mean native type which can be asked using  ca_field_type() function ..
> I have two servers running with the same PV creation, but one gives native
> type = 2 (float) and
> another gives 0 (string). Is there any way to change native type from 0 to
> 2, for example? Thanks,
> 

The virtual function "casPV::bestExternalType ()" determines the native data type
as seen by the client application. The base implementation of this virtual
function returns type string, but you can override this behavior by implementing a
replacement in your derived class.

Jeff

Replies:

Re: native type of gdd object Vladimir Sirotenko

References:

native type of gdd object Vladimir Sirotenko

Navigate by Date:

Prev: native type of gdd object Vladimir Sirotenko

Next: Re: native type of gdd object Kay Kasemir

Index: 1994  1995  1996  1997  1998  1999  <2000>  2001  2002  2003  2004  2005  2006  2007  2008  2009  2010  2011  2012  2013  2014  2015  2016  2017  2018  2019  2020  2021  2022  2023  2024 

Navigate by Thread:

Prev: native type of gdd object Vladimir Sirotenko

Next: Re: native type of gdd object Vladimir Sirotenko

Index: 1994  1995  1996  1997  1998  1999  <2000>  2001  2002  2003  2004  2005  2006  2007  2008  2009  2010  2011  2012  2013  2014  2015  2016  2017  2018  2019  2020  2021  2022  2023  2024