2 Commits

Author SHA1 Message Date
ztenghui
7b4516e7ea Calculate and show the shadow from a spot light.
Change-Id: Ia558852e8cde5d33866b22875eb501e4c6858819
2014-01-10 17:18:53 -08:00
ztenghui
55bfb4e728 Calculate and show Ambient shadow.
Basically we compute the shadow as a strip of triangles, whose alpha value
is the strength of the shadow.
We use the normal to extend the geometry.
And we use static function and try to avoid new/malloc in the computation.

Change-Id: I382286f1cad351bd5ff983f76f446c075819dcaf
2013-12-13 17:25:47 -08:00