Slides - Computer Graphics and Multimedia
Slides - Computer Graphics and Multimedia
Slides - Computer Graphics and Multimedia
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Approximate EWA Filtering<br />
• Reconstruction filter radius<br />
r 3D := √ u 2 + v 2<br />
r 3D ≤ 1<br />
• Screen-space filter radius<br />
r 2D := d (x, y) /σ<br />
r 2D ≤ 1<br />
• Combined filter<br />
r := min {r 3D , r 2D }<br />
w := Gauss (r)<br />
r ≤ 1<br />
<strong>Computer</strong> <strong>Graphics</strong> Group<br />
Mario Botsch