[x3d-public] HAnim Examples

Thu Apr 23 20:53:14 PDT 2020

Tried to open the 3/15/2020 FreeWRL.  Got this screen on Windows 10:

[image: image.png]

What I'll do is send the file through VirusTotal or TotalVirus or whatever
they're calling that thing, then I'll try again.   Thanks for your efforts.

On Thu, Apr 23, 2020 at 9:45 PM GPU Group <gpugroup at gmail.com> wrote:

> Implemented HAnimMotion - may need touchups.
>
> -Doug Sanden
>
>
> My experience implementing v4 HAnimMotion in freewrl
>
> - took 4 days
>
> - there are some fuzzy areas - specs draft from last summer, and HAnim
> specs don't match, and some inconsistencies in HAnim specs. For example
> startFrame and endFrame are mentioned in text but not in fields list.
>
> - the annexd scene in Hanim needed some touchups:
>
> -- put HAnimMotion node inside HAnimNumanoid
>
> -- changed frameTime='0.03' to frameDuration='0.03'
>
> -- in code I change angles from degrees to radians
>
> x not sure I have the sense of the angles and translations correct
>
> - perhaps scene authors can tell from screen-capture video - link below
>
>
> SPEC COMMENT >>>
>
> I initially thought and still after implementing think it would be useful
> to split the Motion node into MotionPlayer and MotionData
>
> Then for scenes with multiple characters doing bits of motion
> independently,
>
> HAnimHumanoid 1:1 HAnimPlay m:1 HAnimData
>
> so the data can be DEF/USEd by more MotionPlayers for different characters
> in the scene
>
> The MotionPlayer would hold state such as frameIndex for a specific
> Humanoid
>
> - and the MotionData would hold the float values and channel descriptions.
>
> <<< SPEC COMMENT
>
>
>
> http://dug9.users.sourceforge.net/web3d/tests/hanim/freeWRL%202020-04-23%2020-09-44.mp4
>
> http://dug9.users.sourceforge.net/web3d/tests/hanim/annexdA.x3d
>
>
>
> https://sourceforge.net/p/freewrl/git/ci/develop/tree/freex3d/src/lib/scenegraph/Component_HAnim.c
>
>
> - line 340 for 15 lines
>
> - line 1090+
>
> On Wed, Apr 22, 2020 at 5:44 PM GPU Group <gpugroup at gmail.com> wrote:
>
>> SPEC COMMENT > V4 > HANIMMOTION >>>>
>>
>> I'm parsing the Motion AnnexD scene with a few tweaks.
>> Initial thoughts:.
>> Q. should Motion be split into MotionPlayer and MotionData?
>> DEF/USE HanimHumanoid - marching troops - same skin and same synchronizes
>> walk
>> DEF/USE HAnimMotion - synchornized dancers -different skins and LOA, but
>> still moving in syncrhonized walk
>> - the Motion node would need to be parent-aware and hold a mapping to
>> each parent separately
>> DEF/USE HANimMotionData - several different characters in the scene
>> walking at different times
>> - you could do it the current node way, by including the motion data for
>> each separate HAnimHumanoid.HanimMotion
>> - but if the data was separate -and some of that data is a bit big and
>> ugly in the scene file- then you'd only need it once for all the characters.
>> -Doug Sanden
>> <<<<  SPEC COMMENT > V4 > HANIMMOTION
>>
>> On Mon, Apr 20, 2020 at 3:01 PM GPU Group <gpugroup at gmail.com> wrote:
>>
>>> Thanks Don, will read up.
>>> -Doug
>>>
>>> On Mon, Apr 20, 2020 at 2:47 PM Don Brutzman <brutzman at nps.edu> wrote:
>>>
>>>> [cc: group]
>>>>
>>>> Hi Doug.  Joe is on phone with me.  Joe notes that the HAnim2
>>>> specification includes a Motion object and HAnimMotion example (clause 6
>>>> part 2) but it is not in our X3D Example Archives - Basic HAnim examples.
>>>>
>>>> We have requested that Web3D replace the Draft International
>>>> Specification (DIS) on the website with the now completed International
>>>> Specification (IS) approved by ISO.
>>>>
>>>> Available already to Web3D members at
>>>>
>>>> [2.1]   GitHub: Web3D Consortium members, HAnim
>>>>         https://github.com/Web3DConsortium/HAnim
>>>>
>>>> [2.2]   GitHub: Web3D Consortium members, HAnim Specifications combined
>>>> parts 1 and 2
>>>>
>>>> https://github.com/Web3DConsortium/HAnim/raw/master/ISO-IEC19774-combined-IS.Web3D.zip
>>>>
>>>> On our Thursday afternoon call we will look at hands and feet (in
>>>> response to IEEE 3DBP group), HAnimMotion and triage of the remaining
>>>> examples.  I'll ask Anita to schedule a regular weekly zoom line for us,
>>>> details will be under MEMBERS > RESOURCES > TELECONFERENCE.
>>>>
>>>> On 4/20/2020 1:11 PM, GPU Group wrote:
>>>> > Q. is there an example scene using the v4 HAnimMotion node?
>>>> > -Doug Sanden
>>>> >
>>>> > On Fri, Apr 17, 2020 at 8:29 AM Joseph D Williams <
>>>> joedwil at earthlink.net <mailto:joedwil at earthlink.net>> wrote:
>>>> >
>>>> >     Hi All, a next practical step is to care for the web3D.org HAnim
>>>> Archives. Lots is there and nothing is obsoleted except for new names for
>>>> items of the skeleton but all can be updated. There is duplication and some
>>>> important items not adequately demonstrated.
>>>>
>>>> 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
>>>>
>>> _______________________________________________
> x3d-public mailing list
> x3d-public at web3d.org
> http://web3d.org/mailman/listinfo/x3d-public_web3d.org
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://web3d.org/pipermail/x3d-public_web3d.org/attachments/20200423/6200fab1/attachment-0001.html>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: image.png
Type: image/png
Size: 25090 bytes
Desc: not available
URL: <http://web3d.org/pipermail/x3d-public_web3d.org/attachments/20200423/6200fab1/attachment-0001.png>