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Diffstat (limited to 'indra/newview/app_settings/shaders/class1')
| -rw-r--r-- | indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl b/indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl index 50e781fa78..6cd2445522 100644 --- a/indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl +++ b/indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl @@ -23,6 +23,9 @@ * $/LicenseInfo$ */ +// Lambert Azimuthal Equal-Area projection +// See: https://aras-p.info/texts/CompactNormalStorage.html +// Also see: A_bit_more_deferred_-_CryEngine3.ppt vec2 encode_normal(vec3 n) { float f = sqrt(8 * n.z + 8); |