[x3d-public] X3D working group meeting 14 AUG 2020: status conference, webinars, X3DCSAIL, ISO, X3D4

[John Carlson]

It looks like Andreas adds a watcher to fields in ProtoDeclare handling,
among other things.

On Fri, Aug 14, 2020 at 8:12 PM John Carlson <yottzumm at gmail.com> wrote:

> Is there an IS (International Standard), as opposed to a CD (Committee
> Draft?)?
>
> I was guessing once I got field support working, that events would be
> automatic? Not really sure...  I guess I'll have to do the set_, _changed
> stuff, but I'm not really sure.  Maybe I should do initializing in the
> initialize() method?
>
> I haven't figured out how to call shutdown() yet. document.onunload?
>
> It would seem like if I copied field stuff from Composed Shader/Shader
> Part, that I would get the default fields?  I am not really sure.
> Should I look at Andreas' ProtoDeclare? Are there other places with fields?
>
> Thanks,
>
> John
>
> On Fri, Aug 14, 2020 at 3:44 PM Don Brutzman <brutzman at nps.edu> wrote:
>
>> Congrats on excellent progress!
>>
>> On 8/14/2020 10:51 AM, John Carlson wrote:
>> > Approach of X3DScript tag being developed for X3DOM:
>> >
>> > 1.  Field support
>> > 2. Event support between routes and scripts
>> > 3. URL and CDATA section supported with “new Function”
>> > 4. Call initialize function
>>
>> there is also an overridable shutdown() function which is very similar.
>>
>> * Extensible 3D (X3D) language bindings, Part 1: ECMAScript, ISO/IEC CD
>> 19777-1:201x
>>    https://www.web3d.org/documents/specifications/19777-1/V3.3/index.html
>>
>> p.s. Dick, it looks like we have a stray "x" in that specification's
>> title.
>>
>> > Current outstanding tasks:
>> >
>> > 1.   Deal with non specified field values...what are the defaults?
>>
>> All fields have default values defined in spec.  Tooltips also list them
>> as a convenience.
>>
>> * X3D Architecture Specification: 5 Field type reference defines default
>> values for each field type.
>>
>> https://www.web3d.org/documents/specifications/19775-1/V3.3/Part01/fieldsDef.html
>>
>> > 2.  Insure events are flowing
>>
>> "If it ain't moving, it ain't 3D." - Andy van Dam
>>
>> all the best, Don
>> --
>> Don Brutzman  Naval Postgraduate School, Code USW/Br
>> brutzman at nps.edu
>> Watkins 270,  MOVES Institute, Monterey CA 93943-5000 USA
>>  +1.831.656.2149
>> X3D graphics, virtual worlds, navy robotics
>> http://faculty.nps.edu/brutzman
>>
>
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