Hi list,

The board layout is a main concern these days, but maybe
some of us 
would like to review a research paper I just came accross
and discuss 
its pertinence in the scope of this project.

The paper in called "Vector Texture Maps on the GPU" and can
be found  
here :
http://www.loria.fr/~levy/publications/papers/2005/VTM/vtm.pdf
"It presents a novel representation of vector images that
can be used as 
a texture by the GPU for real-time rendering."

I've been following the list since the very begining so I
know that the 
feature list of the first card have been more-or-less agreed
upon a long 
time ago. However, I don't remeber that accelerated vector
graphics has 
ever come in the discussion, which is strange given the
"Desktop User" 
target of the first graphics card.

In these days of ttf-fonts-everywhere and Cairoification of
desktops,
can't we see accelerated vector graphics as a potential
attractive 
feature to implement in the board ? Even more convincing, it
seems that Xgl
is now using this technique (via shaders ?) for its fonts
rendering 
http://www.freedesktop.org/wiki/Software/Xgl

As far as I understand, one of the main advantages of the
solution proposed in the 
paper is that it integrates perfectly in a 3D GPU design. It
can even 
provide regular OpenGl anti-aliased lines and polygones. The
proposal 
has already been successfully implemented in a GPU, and the
hardware 
part already seem to provide the necessary functionalities.
There is also
some related code in GLSL here :
http://staffwww.itn.liu.se/~stegu/GLSL-conics/

Software tools and integration needs to be developped, but
it seems that 
this is a field in which the Opengraphics project can perform 
competitively.

Due to my lack of competence, I'm probably missing some
difficulties 
here, but I let you discuss it if you will. Just hope it hepls.

Cheers,
Robin


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