This works, but gives you no indication of whether the tile is partially visible... | Hacker News

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JasonSage on July 23, 2012 | parent | context | favorite | on: Tiled Shadow Maps

This works, but gives you no indication of whether the tile is partially visible or not, much less how visible. An accurate indication of this would require many more rays and a lot of processing.

0x0 on July 23, 2012 [–]

Right.

I was thinking about whether there could be a way to apply your technique, without having to do the polar + cartesian conversions.

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