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Subject: Re: raytracing - chess board algorithm



On Tue, 09 May 2006 11:36:23 +0200
psr wrote:

> Just a little problem when x and y are between 0 and 1, but in this case i
> increment x or y when they are > 0.

I don't understand what your problem is ?
When converting to integers, you should use a floor function,
0.5 -> 0
-0.1 -> -1
1.1 -> 1
-0.99 -> -1
-1.0001 -> -2

> When the tiles are far, the result is not pretty good.

:-) Welcome to the antialiasing/anisotropic filtering world.
--
sam

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