[x3d-public] Linear programming

[John Carlson]

https://docs.octave.org/latest/Linear-Programming.html


Good luck!  AFAIK, free to use and modify!


John

On Tue, Feb 13, 2024 at 11:48 AM Konstantin Smirnov via x3d-public <
x3d-public at web3d.org> wrote:

> Thanks a lot
> I wanted to use some engine that solves linear programming connected with
> equations and scenes.
> Then reduces the complexity.
> At last I found some articles. They use matrix transformations. Also I use
> interval math engine.
> Good to see some new X3D versions at work.
>
> вт, 13 февр. 2024 г. в 20:06, Brutzman, Donald (Don) (CIV) <
> brutzman at nps.edu>:
>
>> Hi Konstantin, thanks for your question.
>>
>>
>>
>> May I suggest that offline creation or modification of X3D scenes is a
>> good way to proceed when the problem space is unconstrained.
>>
>>
>>
>> The following two libraries are reasonably mature and can be used with
>> other programs for generating X3D models.  They are designed to exactly
>> match the X3D Architecture with strongly typed node and field
>> relationships.  Strong typing for careful construction means that it is
>> relatively hard to produce an invalid model.  Careful authoring with useful
>> values remains a critical skill, of course.
>>
>>
>>
>>    - X3D Java Scene Access Interface Library (X3DJSAIL)
>>    - X3D Java Scene Access Interface Library (X3DJSAIL) supports
>>    programmers with standards-based X3D Java interfaces and objects, all as
>>    open source.
>>    - https://www.web3d.org/specifications/java/X3DJSAIL.html
>>
>>
>>
>>    - X3D Python Scene Access Interface Library (X3DPSAIL)
>>    - The x3d.py Python X3D Package supports programmers with Python
>>    interfaces and objects for standards-based X3D programming, all as open
>>    source.
>>    - https://www.web3d.org/x3d/stylesheets/python/python.html
>>    - https://pypi.org/project/x3d
>>
>>
>>
>> If further refinements are desired at run time, then the first step is
>> still to figure out what the basic scene structure might be.  Adding a
>> Script node with ECMAScript source can then produce further modifications
>> to the designed scene at run time, perhaps in response to user interaction.
>>
>>
>>
>> Good luck with your work.
>>
>>
>>
>> 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
>>
>>
>>
>> *From:* x3d-public <x3d-public-bounces at web3d.org> *On Behalf Of *Konstantin
>> Smirnov via x3d-public
>> *Sent:* Tuesday, February 6, 2024 10:09 AM
>> *To:* X3D-Public <x3d-public at web3d.org>
>> *Cc:* Konstantin Smirnov <konstantin.e.smirnov at gmail.com>
>> *Subject:* [x3d-public] Linear programming
>>
>>
>>
>> If I want to include linear programming equations for scene optimizing,
>> computing, how their complexity can be reduced?
>>
>> Automated integrated script for solving linear programming combined with
>> scene plotting
>>
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