> > > Well, that looks like a command.  I need an algorithm.
> > >
> > > But Nicolai gave me a good solution for that.  It involves minifying a
> > > texture with linear filter.  If you offset it right, it'll do all the
> > > right blending automatically.
> > 
> > I think OpenGL suggests using a box filter for this.
> 
> What is a box filter?

Just averaging (2x2) in the case of power-of-two sized  mipmaps.


--ms

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