Visibility and Hidden Surface Removal
Visibility and Hidden Surface Removal
Visibility and Hidden Surface Removal
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Scanline: polygon penetration<br />
• If the polygons penetrate, additional processing<br />
is required: e.g., introduce a false edge L’M’<br />
• Such “self-intersections” should be avoided in<br />
modeling <strong>and</strong> detected beforeh<strong>and</strong> – meshes<br />
are mostly OK © Machiraju/Zhang/Möller<br />
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