[x3d-public] X3D APIS for Qt, Python, ECMAScript

John Carlson yottzumm at gmail.com
Wed Mar 4 12:27:56 PST 2020


Sorry, meant to go to next level up in url.

On Wed, Mar 4, 2020 at 1:08 PM John Carlson <yottzumm at gmail.com> wrote:

> Are these the best examples for ecmascript?
>
>
> https://www.web3d.org/x3d/content/examples/Basic/ScriptConformance/TouchSensorIsOverEventECMAScriptIndex.html
>
> ?
>
> John
>
> On Wed, Mar 4, 2020 at 12:53 PM John Carlson <yottzumm at gmail.com> wrote:
>
>> This appears as an JavaScript SAI example.  Is this what we want to use
>> as our base?  My understanding is that X_ITE implements this.
>>
>>
>> https://www.web3d.org/x3d/content/examples/Basic/X3dSpecifications/ECMAScriptSaiAddDynamicRoutesIndex.html
>>
>>
>> On Wed, Mar 4, 2020 at 12:12 PM John Carlson <yottzumm at gmail.com> wrote:
>>
>>> Again, we need an Hello World for JavaScript SAI so our X3dToES5.xslt
>>> can be modeled properly.
>>>
>>> On Wed, Mar 4, 2020 at 11:59 AM Don Brutzman <brutzman at nps.edu> wrote:
>>>
>>>> this is a general question, i'm a javascript user/tester but no expert
>>>> in some of those deep waters!
>>>>
>>>> On 3/3/2020 10:20 AM, John Carlson wrote:
>>>> > Don, would this be an appropriate set of calls for  a node.js
>>>> scenegraph?
>>>> >
>>>> >              new TouchSensor({"@description":"within ProtoBody"},[,
>>>> >                new IS({},[,
>>>> >                  new
>>>> connect({"@nodeField":"description","@protoField":"description"},[]),
>>>> >                  new
>>>> connect({"@nodeField":"enabled","@protoField":"enabled"},[])])])])]),
>>>> >
>>>> > Or should i append the @, -, etc in the constructor?
>>>> >
>>>> > John
>>>> >
>>>> > On Mon, Mar 2, 2020 at 2:24 PM John Carlson <yottzumm at gmail.com
>>>> <mailto:yottzumm at gmail.com>> wrote:
>>>> >
>>>> >     Also, see this example of the beginnings of a class hierarchy for
>>>> X3DESAIL, plus a scenegraph (combined for efficiency).
>>>> >
>>>> >
>>>> https://sourceforge.net/p/x3d/code/HEAD/tree/www.web3d.org/x3d/stylesheets/node/examples/HelloWorldProgramOutput.js
>>>> >
>>>> >     Good luck!
>>>> >
>>>> >
>>>> >     On Mon, Mar 2, 2020 at 2:17 PM John Carlson <yottzumm at gmail.com
>>>> <mailto:yottzumm at gmail.com>> wrote:
>>>> >
>>>> >         You might be considering this?
>>>> >
>>>> >
>>>> https://github.com/coderextreme/X3DJSONLD/blob/master/src/main/node/DOM2JSONSerializer.js
>>>> >
>>>> >         That's how I translate DOM documents to JSON.
>>>> >
>>>> >         I am unclear on how to map X3D JSON onto any kind of class
>>>> hierarchy, such that X3D JSON dumps out with JSON.stringify.
>>>> >
>>>> >         This JS is not very well tested, but produced the same result
>>>> as the stylesheet on the JSON I tested.
>>>> >
>>>> >         John
>>>> >
>>>> >         On Mon, Mar 2, 2020 at 2:02 PM John Carlson <
>>>> yottzumm at gmail.com <mailto:yottzumm at gmail.com>> wrote:
>>>> >
>>>> >             No, X3DJSONLD.ts is already part of X3DTSSAIL.
>>>> >
>>>> >             I think what you folks want is in X3DTSSAIL, or something
>>>> totally different from X3DJSONLD.  It would not be in the purpose of
>>>> X3DJSONLD to provide X3DESAIL.
>>>> >
>>>> >             If you want to pursue a JSON scenegraph, then
>>>> either modify X3DJSAIL to provide it, or write X3duomToX3dESPackage.xslt
>>>> similar to the python stylesheet.  I am not a stylesheet programmer.  What
>>>> I can do is provide a sample ECMAScript class implementing one part of
>>>> X3DESAIL, so that the pattern may be followed.
>>>> >
>>>> >             Here are the requirements I see:
>>>> >
>>>> >             1. Provide  a JSON scenegraph API
>>>> >             2. Provide a TypeScript scenegraph API
>>>> >
>>>> >             May I suggest that we don't need a JSON API?  That's
>>>> already in ECMAScript, guys.   What might be needed I think can be found in
>>>> route.js under X3DJSONLD/src/main/node/route.js (check it out).
>>>> >
>>>> >             For the TypeScript API, checkout the repository:
>>>> https://github.com/coderextreme/JavaSceneAuthoringInterfaceLibrary when
>>>> you run maven, it should leave files in target/ts.
>>>> >
>>>> >             Also, please checkout the nashorn version of X3DJSAIL
>>>> already on sourceforge. /The thing that's missing here is a node.js
>>>> version. I started something under www.web3d.org/x3d/stylesheets/node <
>>>> http://www.web3d.org/x3d/stylesheets/node>, but it's incomplete. I
>>>> have modifications that I haven't checked in yet./
>>>> >             This was something that skipped my mind.
>>>> >
>>>> >             The basic interface is to have a "node" constructor that
>>>> takes a object for attributes, and an array for children.
>>>> >
>>>> >             Good luck!
>>>> >
>>>> >             John
>>>> >
>>>> >             On Mon, Mar 2, 2020 at 1:26 PM John Carlson <
>>>> yottzumm at gmail.com <mailto:yottzumm at gmail.com>> wrote:
>>>> >
>>>> >                 Do we want to add X3DJSONLD.java to X3DTSSAIL?   Is
>>>> that what I’m missing?
>>>> >
>>>> >                 On Mon, Mar 2, 2020 at 1:18 PM John Carlson <
>>>> yottzumm at gmail.com <mailto:yottzumm at gmail.com>> wrote:
>>>> >
>>>> >                     Here is X3DTSSAIL:
>>>> >
>>>> >                     https://coderextreme.net/X3DTSSAIL.zip
>>>> >
>>>> >                     Does this satisfy the desire for ECMAscript, or
>>>> do we want a native JSON scenegraph?   Can we add it to X3DJSAIL?   We
>>>> should be able to extract JSON and parse JSON already?   I think?   Do you
>>>> need examples?
>>>> >
>>>> >                     I will spend some time looking at x3d.py
>>>> generation.
>>>> >
>>>> >                     John
>>>> >
>>>> >                     On Mon, Mar 2, 2020 at 8:44 AM Don Brutzman <
>>>> brutzman at nps.edu <mailto:brutzman at nps.edu>> wrote:
>>>> >
>>>> >                         Hi John.  Can we meet via phone some time
>>>> this week to discuss?  Happy to learn more and support as able.
>>>> >
>>>> >                         1. X3D Unified Object Model (X3DUOM) is a
>>>> thorough representation of X3D scene graph.  If something needs to be
>>>> added, can consider that.
>>>> >
>>>> >                         Qt is cross platform, seems to have C++
>>>> innards similar to primary python distribution.
>>>> >
>>>> >                         I found your work as follows but not sure
>>>> what to do with it:
>>>> >
>>>> https://sourceforge.net/p/x3d/code/HEAD/tree/www.web3d.org/x3d/stylesheets/python/examples/gui.py
>>>> >
>>>> https://sourceforge.net/p/x3d/code/HEAD/tree/www.web3d.org/x3d/stylesheets/python/examples/gui.x3d
>>>> >
>>>> >                         Wondering what the project's primary goal is,
>>>> writing a new LGPL X3D scene editor in Qt?  Or nonrendering API X3DQtSAIL?
>>>> >
>>>> >                         Or perhaps you are thinking of something that
>>>> adds X3D to the following project?
>>>> >
>>>> >                         * The Future of Qt 3D
>>>> >                         https://www.qt.io/blog/the-future-of-qt-3d
>>>> >
>>>> >                         * Qt 3D Studio 2.6 Released
>>>> >
>>>> https://www.qt.io/blog/qt-3d-studio-2.6-released
>>>> >
>>>> >                         * Qt 3D Studio Manual
>>>> >                         https://doc.qt.io/qt3dstudio/index.html
>>>> >                         https://doc.qt.io/qt3dstudio/3d-assets.html
>>>> >                         https://doc.qt.io/qt3dstudio/graphics.html
>>>> >
>>>> >                         ---
>>>> >
>>>> >                         2. Python concern: shouldn't your new work be
>>>> a separate project to avoid creating problems and synchronization
>>>> difficulties in the current project in the /stylesheets/python directory.
>>>> This would let x3d.py evolve without unintended clobbers emerging in the
>>>> future.
>>>> >
>>>> >                         Am also thinking we should finally rename the
>>>> X3D Python Package to X3DPSAIL, matching X3DJSAIL both in acronym and
>>>> concept since it already matches in functionality.  Probably long overdue.
>>>> We also now have time to write a paper for Web3D 2020 since the conference
>>>> was postponed to November.
>>>> >
>>>> >                         ---
>>>> >
>>>> >                         3. Next: also had a old+new idea to consider
>>>> following recent discussion with Katie Unger of Synergy Software Design
>>>> (cc:ed).  What if we used X3DUOM and autogenerated an ECMAScript SAI for
>>>> X3D called X3DESAIL that patterned X3D scene graph accessors following your
>>>> X3DJSONLD patterns, was primarily oriented towards Node.js, and also added
>>>> utility methods facilitating use in combination with X3DOM X_ITE and
>>>> Three.js.  That harmonization might be something widely useful.
>>>> >
>>>> >                         TIA for your efforts, as always best wishes
>>>> for your work.
>>>> >
>>>> >                         v/r Don
>>>> >
>>>> >
>>>> >                         On 3/1/2020 3:02 PM, John Carlson wrote:
>>>> >                          > I have added gui.x3d and gui.py as
>>>> examples of translating Qt Designer XML (I think) to "X3D"-like python.
>>>> This is after a "roll my own" xmltopy.py.  There's still a lot of work to
>>>> do, namely, we need to add some text node processing to X3dToPython.xslt.
>>>>  We probably want to create a RpgToPython.xslt for that.
>>>> >                          >
>>>> >                          > I also added a build target for gui.py.
>>>> >                          >
>>>> >                          > Ideally, either Jeff or I will write the
>>>> RpgToPython.xslt and associated RPGuomToRpgPythonPackage.xslt.
>>>> >                          >
>>>> >                          > Any inputs everyone has are welcome,
>>>> especially in the realm of creating a user friendly editor for RPGUOM like
>>>> Qt Designer/WxFormBuilder.
>>>> >                          >
>>>> >                          > Code is found here on sourceforge:
>>>> >                          >
>>>> >                          > x3d-code/
>>>> www.web3d.org/x3d/stylesheets/python <
>>>> http://www.web3d.org/x3d/stylesheets/python> <
>>>> http://www.web3d.org/x3d/stylesheets/python>
>>>> >                          >
>>>> >                          > Thanks for all the contributions that made
>>>> this project even possible!
>>>> >                          >
>>>> >                          > John
>>>> >                          >
>>>> >                          >
>>>> >                          >
>>>> >                          > If someone wants to contribute XMLSchemas
>>>> or X3DUOM-like unified object models which support Qt Designer and/or RPG
>>>> object model, they would be most welcome.
>>>> >                          >
>>>> >                          > I'll probably be working on an RPGUOM next.
>>>> >                          >
>>>> >                          > John
>>>> >
>>>> >                         all the best, Don
>>>> >                         --
>>>> >                         Don Brutzman  Naval Postgraduate School, Code
>>>> USW/Br brutzman at nps.edu <mailto: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
>>>> >
>>>>
>>>> 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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