Test new volume mapper against positional lights

Change-Id: I8b4d14213542a3734281adddd302a556a6dc3361
Fixed positional light calculation

Change-Id: I430c4ceef3c31d6e376b62edfb969ed390a74eb7
Fixing positional light bugs

Change-Id: I38178abbbdae5b145e4a8b2aaf49b8f6a34baed2
Clean up code

Change-Id: I9a2fe33634cebaadfe8065161baf020afaeb0018
Compute appropriate matrix for normal transformation

Change-Id: I5dd6e51f503c4bc78422222fb67ec584d453aead
Fixed variable not found

Change-Id: I8657d2e2e1ec581a692c456ae214e7ec573e213b
Fixing variable names

Change-Id: Idf654e3155aea3785b76a92484c199559ddb1566
Fixed style issues

Change-Id: Id5b676375c07b13778cb39789180064317dc1c7c
Fixed various lighting and formatting issues

Change-Id: I7c13ad6ec781c46fe4ef239fe439c0721a1e6068
Silenced compiler warnings

Change-Id: I894c8e43e8ade706df40b5bd80bd3bb8264c444d
Merge topic 'positional_light_other_fixes' into master

3b473ddb Silenced compiler warnings
58bf3e07 Fixed various lighting and formatting issues
39d54d5b Fixed style issues
761a2898 Fixing variable names
85240e2f Fixed variable not found
7a40c5e8 Compute appropriate matrix for normal transformation
adc0b49f Clean up code
cc41e9bb Fixing positional light bugs
94f5a754 Fixed positional light calculation
2c613d98 Test new volume mapper against positional lights