On Wed, 9 Mar 2005 09:47:42 +0100, Martijn Sipkema <[EMAIL PROTECTED]> wrote:
> From: "Timothy Miller" <[EMAIL PROTECTED]>
> Sent: Wednesday, March 09, 2005 07:31
> > For implementing FSAA, I can't remember whether it's called
> > multisampling or supersampling, but the easy technique is to have a
> > stage in the pipeline that divides the geometry down and manipulates
> > the alpha channel so as to convert 2x2 pixels into one pixel in the
> > framebuffer.  This is trivial to implement, and I can add it in.
> 
> That won't work I think as information on subpixels is lost on converting
> to a single fragment with alpha---that conversion is to be done after all
> drawing is completed, I think...
> 

All 3D drawing, yes.  I was going to insert it just before the extra
stuff I inserted to do 2D stuff that OpenGL doesn't account for.
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