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Subject: Re: how to protect vrml code/texture online??
Sender: fabricatorgeneral@yahoo.com 28.10.02 10:02
>how to protect vrml code/texture
online??
>business company need to protect their
works!!
>
>how to do this?


For the textures use PixelTex which
converts jpeg/bmp files (with optional
seperate alpha channel) to a
PixelTexture node. Virtual impossible to
reverse the process.
http://www.cyberworlds.org.uk/

For protecting the VRML itself it
depends on how far you wish to go.

If you put in enough PROTOs scripting
etc no one will be able to import it
into a 3d program. Hiding Inline urls in
script javascripting is another nice
trick for fooling downloding programs.
Also lots of Inlines makes it fun for
people to put the whole thing into one
thing.

The difficult but fool proof method is
to use CGI/PHP/PERL to generate the VRML
itself (hint PHP can open external
files).

Also nodes generated by the vrml itself
are very hard to save. For example the
buildings in this world:
http://www.crosswinds.net/~vrmlworlds/wor
lds/city/city.wrl

Paul Aslin
http://vrml.at/vrmlworlds/


 


how to protect vrml code/texture online?? / web3d@sohu.com / 2.07.02 20:40
     Re: how to protect vrml code/texture online?? / fabricatorgeneral@yahoo.com / 28.10.02 10:02
         Re: how to protect vrml code/texture online?? / wildpeaks@usa.net / 30.10.02 20:42

Messages in thread: 3


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