ztenghui ecf091e171 Update the shadow fall off function from cosine to gaussian. ...

Also tune the parameters to match a better look designed by UX team.
For ambient part, the acos transformed alpha is not needed any more.

b/19370798

Change-Id: I20d2615d1be502eb900942ed756aecd1660dee48

2015-04-09 09:57:27 -07:00

31 KiB

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