Visibility and Hidden Surface Removal
Visibility and Hidden Surface Removal
Visibility and Hidden Surface Removal
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
2. Use of projection<br />
normalization<br />
• Want to determine whether point P 1<br />
obscures P2<br />
• Need to see whether two points are on the<br />
same projector<br />
• With our projection<br />
normalization, just<br />
need to check the x<br />
<strong>and</strong> y’s of P’ 1 <strong>and</strong> P’ 2<br />
© Machiraju/Zhang/Möller<br />
25