[x3d-public] JSON Schema meeting minutes

John Carlson yottzumm at gmail.com
Sun Oct 24 23:14:58 PDT 2021


Here's the issue with running HumanoidAnimation through jsonschemafriend 
(Java):


runone:
      [echo] Main 
/c/x3d-code/www.web3d.org/x3d/content/examples/HumanoidAnimation/Templates/DiamondManLOA2.json 
with classpath 
.;library.jar;../.m2/repository/org/jruby/joni/joni/2.1.41/joni-2.1.41.jar;../.m2/repository/org/jruby/jcodings/jcodings/1.0.55/jcodings-1.0.55.jar;../.m2/repository/com/fasterxml/jackson/core/jackson-core/2.12.5/jackson-core-2.12.5.jar;../.m2/repository/com/fasterxml/jackson/core/jackson-annotations/2.12.5/jackson-annotations-2.12.5.jar;../.m2/repository/com/fasterxml/jackson/core/jackson-databind/2.12.5/jackson-databind-2.12.5.jar;../.m2/repository/com/damnhandy/handy-uri-templates/2.1.8/handy-uri-templates-2.1.8.jar
      [java] Oct 25, 2021 1:04:07 AM 
net.jimblackler.jsonschemafriend.Schema <init>
      [java] WARNING: No match for 
file:/home/coderextreme/x3dschema/x3d-4.0-JSONSchema.json#/$defs/@geoSystem

The warning seems unrelated to HumanoidAnimation.  My suggestion would 
be to put the schema on a URL, indeed, here it is: 
https://www.web3d.org/specifications/x3d-4.0-JSONSchema.json


We need a way in ant to put many JSON files on a single command line.   
Also we probably need to make the build.xml cross-platform.

Most of my JSON schema work in Java is found here: 
https://github.com/coderextreme/x3dschema

Check out your version today!

Here's a change to the build.xml to speed it up for HumanoidAnimation:

-    <property name="examples" 
value="/c/x3d-code/www.web3d.org/x3d/content/examples"/>
+    <property name="examples" 
value="/c/x3d-code/www.web3d.org/x3d/content/examples/HumanoidAnimation"/>

Follow the instructions in the README.md as best you can.  I know I'm 
running on a Linux system!

John

On 10/24/21 7:12 PM, Joseph D Williams wrote:
>
> Hi John, Getting this to work will help. Are you looking for examples 
> to validate, beginning with a .x3d file?
>
> If I can include USE in the HanimDisplacer pt. then I can include USE 
> as Interpolator key and value fields(?)
>
> Including a USE in any of the HAnim… nodes Joints, Segments, Sites is 
> not going to work unless, well, I can’t really see how it would work 
> in a ‘standard’ humanoid.
>
> Thanks,
>
> Joe
>
> *From: *John Carlson <mailto:yottzumm at gmail.com>
> *Sent: *Sunday, October 24, 2021 11:44 AM
> *To: *Brutzman, Donald (Don) (CIV) <mailto:brutzman at nps.edu>
> *Cc: *X3D Public Mailing List (x3d-public at web3d.org) 
> <mailto:x3d-public at web3d.org>
> *Subject: *Re: [x3d-public] JSON Schema meeting minutes
>
> Don, schema is here, python seems to be working with added metaschema 
> checks.
>
> https://github.com/coderextreme/X3DJSONLD/tree/master/src/main/schema 
> <https://github.com/coderextreme/X3DJSONLD/tree/master/src/main/schema>
>
> Next on agenda is bpy to JSON conversion, possibly with added GUI/X3D 
> conversion tool.
>
> John
>
> Sent from my iPad
>
>
>
>     On Oct 18, 2021, at 5:09 PM, Brutzman, Donald (Don) (CIV)
>     <brutzman at nps.edu> wrote:
>
>     
>
>     John and I reviewed his latest schema today and discussed various
>     design considerations.
>
>     His latest version, generated by a Python program reading X3DUOM,
>     is found as follows:
>
>       * https://github.com/coderextreme/X3DJSONLD/blob/master/src/main/schema/x3d-4.0-JSONSchema.json
>
>     Looking at the result in Firefox was helpful because that has a
>     great way to look at JSON which allowed us to iconize/expand
>     (fold/unfold) as needed.  Excerpt follows.
>
>     The result looks great.  One refinement John will handle: for
>     nodes with a USE field, no -children nodes are permitted.
>
>     Once he has the next version, I will check it into the
>     specifications directory (next to X3D XML Schema and XML DOCTYPE).
>
>     At that point we are ready to begin further validation efforts
>     using multivarious tools against the many X3D examples in JSON,
>     such as
>
>       * https://savage.nps.edu/Savage/GroundVehicles/Jeep/Jeep.json
>
>     Testing without regex patterns is good for now.  A prior version
>     had acceptable regex, so that appears to be do-able.
>
>     Having fun with X3D JSON!  8)
>
>     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 https://
>     faculty.nps.edu/brutzman
>
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