[wg11] WG11 Sessions in Stockholm

thomas thurman thomas.r.thurman at imonmail.com
Thu Jun 7 18:58:00 EDT 2012 

The reference to constant is just fine.
Time is starting to run out but hopefully I can gin up a real simple example this weekend.
You can have the gin.
T

>On Jun 7, 2012, at 11:01 AM, Phil Spiby wrote:

> Hurray!
> I raised this as a ballot comment against Part 21 in the early 1990's and was told by Jan that there was no need to exchange constants since these would always be available in the sending and receiving systems.
> To which my response was how do we exchange the use of a constant as used as an attribute value...
> 
> My view is that I partially agree with Jan in that we don't need constant values in the exchange file, but we do need references to constants. My proposal was that we use #id where id could either be an EXPRESS constant or a schema declared constant.
> 
> Phil
> 
> -----Original Message-----
> From: thomas thurman [mailto:thomas.r.thurman at imonmail.com] 
> Sent: 07 June 2012 17:47
> To: Phil Spiby
> Cc: thomas thurman; Hunten, Keith A; David Loffredo; Jochen Haenisch; wg11 at steptools.com; Hans Karsten Dahl
> Subject: Re: [wg11] WG11 Sessions in Stockholm
> 
> Phil,
> Re: P21:
> Can we also add the ability to have CONSTANTs in a data section?
> E.g, "PI", ...
> Some work we did recently would be handy to have CONSTANT as well.
> (The first few lines of the p21 file are always the same data instances, setting up the SI system of units.)
> 
> Tom
> 
> On Jun 7, 2012, at 9:22 AM, Phil Spiby wrote:
> 
>> Keith,
>> 
>> I think you are moving in the right direction ;-) I still believe that 
>> we should address P21 being based on Ed1, it should at least be based on the results of Annex G in Ed 2.
>> 
>> Phil
>> 
>> -----Original Message-----
>> From: Hunten, Keith A [mailto:keith.a.hunten at lmco.com]
>> Sent: 07 June 2012 15:26
>> To: Phil Spiby; David Loffredo; Jochen Haenisch
>> Cc: wg11 at steptools.com; Hans Karsten Dahl
>> Subject: RE: [wg11] WG11 Sessions in Stockholm
>> 
>> Phil -
>> 
>> Tom proposes that we change Annex G to no longer reference ed1, curing this issue, and then working only on ed2.
>> 
>> Keith
>> 
>> 
>> 
>> -----Original Message-----
>> From: Phil Spiby [mailto:phil.spiby at eurostep.com]
>> Sent: Thursday, June 07, 2012 8:58 AM
>> To: David Loffredo; Jochen Haenisch
>> Cc: wg11 at steptools.com; Hans Karsten Dahl; Hunten, Keith A
>> Subject: EXTERNAL: RE: [wg11] WG11 Sessions in Stockholm
>> 
>> Folks,
>> 
>> I still have a hard time understanding the rationale for applying a TC to Edition 1. The ONLY reason for edition 1 being required is because Part21 was never updated to dealt with an EXPRESS edition 2 longform.
>> Surely it would be better to update Part21 to cope with EXPRESS edition 2 longform than updating both edition 1 and edition 2 of EXPRESS (since updates made to edition 1 that are not in edition 2 need to be made to edition 2 also to ensure that they are kept in sync).
>> 
>> Based on the fact that TC2 was issued to ISO (but never got there) in 2000, we need to address all SEDS since 2000 against edition 1. Those SEDS against EXPRESS since 2004 will probably be against edition 2 not edition 1 so there would have to be critical review to decide if they even apply to edition 1.
>> 
>> Phil
>> 
>> -----Original Message-----
>> From: wg11-bounces at steptools.com [mailto:wg11-bounces at steptools.com] 
>> On Behalf Of David Loffredo
>> Sent: 07 June 2012 14:37
>> To: Jochen Haenisch
>> Cc: wg11 at steptools.com; Hans Karsten Dahl; keith.a.hunten at lmco.com
>> Subject: Re: [wg11] WG11 Sessions in Stockholm
>> 
>> 
>> Hi Jochen,
>> 
>> Thanks for digging those up.  We can certainly discuss them during the plenary after we have figured out what the work plan looks like.
>> 
>> Cheers,
>> 						- Dave
>> 
>> 
>> 
>> On 6/7/2012 4:13 AM, Jochen Haenisch wrote:
>>> Hi Dave,
>>> 
>>> As we are in update mode: I found the attached set of P11 SEDS on my 
>>> laptop with submission dates after 2004. Should we take the (rare ;-)
>>> ) opportunity of a WG11 meeting to evaluate these?
>>> 
>>> Best regards,
>>> Jochen
>>> -----Original Message-----
>>> From: wg11-bounces at steptools.com [mailto:wg11-bounces at steptools.com]
>>> On Behalf Of David Loffredo
>>> Sent: 11. mai 2012 13:51
>>> To: Phil Spiby
>>> Cc: wg11 at steptools.com
>>> Subject: Re: [wg11] WG11 Sessions in Stockholm
>>> 
>>> 
>>> Nope, Keith Hunten would like to publish a TC to the first edition to
>>> add an ASN/1 identifier to the schema name.   It's not entirely clear
>>> how that would be done from the ISO procedural side.
>>> 
>>> 						- Dave
>>> 
>>> 
>>> On 5/11/2012 4:02 AM, Phil Spiby wrote:
>>>> Hi Dave,
>>>> 
>>>> I assume you mean EXPRESS ed2 not ed1.
>>>> 
>>>> Phil
>>>> 
>>>> -----Original Message-----
>>>> From: wg11-bounces at steptools.com [mailto:wg11-bounces at steptools.com]
>>> On Behalf Of David Loffredo
>>>> Sent: 10 May 2012 19:17
>>>> To: wg11 at steptools.com
>>>> Subject: [wg11] WG11 Sessions in Stockholm
>>>> 
>>>> Hi all,
>>>> 
>>>> Below is the tentative schedule of meetings for Stockholm.
>>>> 
>>>>    Monday June 11 - 10:30am to noon - WG11 Plenary
>>>>    Monday June 11 - 1pm - 5pm - Joint Meeting on External 
>>>> Referencing
>>>> 
>>>> I have scheduled a plenary session at the traditional time to 
>>>> discuss
>>> SEDS on EXPRESS, the possibility of another TC to EXPRESS ed1, and 
>>> any new business that comes up.
>>>> 
>>>> Later in the day I have scheduled a joint session to discuss ways
>>>> WG11
>>> can assist with externally referenced data in APs.  STEP CAD files 
>>> with externally referenced shape are now more widely used, and 
>>> several groups are looking at splitting other types of AP data across 
>>> multiple files (PMI, kinematics, machining process, cutting tools).  
>>> To date, this has been handled at the information model level, but 
>>> there may be infrastructure things that WG11 can do to help.  T24 and 
>>> LOTAR have been invited, other groups with an interest are welcome.
>>>> 
>>>> Best regards,
>>>> 
>>>> 					- Dave (WG11 Convener)
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>>> 
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