tree a97549bff020af39946aabd5a5c27c1151a90539
parent 0ffd9ca5798d6c55d2a02f453dd181899639dce2
author ztenghui <ztenghui@google.com> 1389120175 -0800
committer ztenghui <ztenghui@google.com> 1389403133 -0800

Calculate and show the shadow from a spot light.

Change-Id: Ia558852e8cde5d33866b22875eb501e4c6858819