Re: A strawman proposal for X.org & XFree86.org

On Monday 31 March 2003 20:08, Marco Bubke wrote:
|  Vadim Plessky wrote:
[...]
|
|  >It's also wrong to suggest that OpenGL is accelerated on all Desktops.
|  >I have ATI Rage Mobility (based on Mach 64, 2 year old notebook), and
|  > OpenGL is not accelerated.
|  >Besides, OpenGL doesn't address many apsects of typical Desktop (like:
|  >*static* rendering of anti-aliased text at small size)
|
|  I can do AA font rendering on texture basis and with glDrawPixels and
|  its fast. You don't must use geometry for that. You can paint directly
|  to the framebuffer. What do you mean by static?

There is a huge difference when you render rotating/moving picture, or have 
just sattic one (not moving, not rotating)
*Blurring* effect of renderingis not visible on rotating/moving surface.
And you would notice such effect immediately in word processor or on web page.

|
|  >|  differentation between  2D and 3D is IMHO not more nessesary. There is
|  >|  also OpenGL ES for the embedded sector. I think it's the better way to
|  >|  use OpenGL for drawing (plus a high level wrapper around it)  so there
|  >|  don't must be written two drivers. In this way you could mix 2D and 3D
|  >|  much more easily.
|  >
|  >Apple started to use OpenGL for UI in latest version on MacOS X (10.2-
|  > Jaguar) It's called somewhat Quartz Extreme.
|  >We (several people interested in SVG and vector graphics) have discussed
|  >Quartz Extreme & Quartz some time ago, and common conclusion was that we
|  > need to get PS-like, PDF-like API out & working first.
|  >Than we can extend it somehow to 3D.
|
|  I don't say 3D. OpenGL is also 2D! The use of OpenGL in Quartz extreme
|  isn't so sophisticated. AFAIK the render the windows to texture. The
|  Rendering is still on the CPU.
|
|  >But getting SVG-based Window Decorations in TWM or Metacity is mor
|  > eimportant for *current user* than 3D OpenGL-based animated buttons
|  > which he/she can get in the future.
|
|  I'm not interested in this 3D stuff for animated buttons. I'm interested
|  in the use for OpenGL als drawing API. So far I know SGI have sometimes
|  implemented a Xserver in OpenGL and it was very fast.

I just wondering wether SGI is going to open-source that Xserver?..

|
|  Marco
|
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-- 
Best Regards,

Vadim Plessky
SVG Icons * BlueSphere Icons 0.3.0 released
http://svgicons.sourceforge.net