From 98b2fed85fd459012ed2b859ea40a3f56d27c0e8 Mon Sep 17 00:00:00 2001 From: "Graham Linden graham@lindenlab.com" Date: Mon, 12 Mar 2018 17:52:04 +0100 Subject: De-duplicate shader code for encoding and decoding normals to/from gbuffer format. --- .../app_settings/shaders/class1/environment/encodeNormF.glsl | 7 +++++++ 1 file changed, 7 insertions(+) create mode 100644 indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl (limited to 'indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl') diff --git a/indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl b/indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl new file mode 100644 index 0000000000..ee21715c1d --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl @@ -0,0 +1,7 @@ + +vec2 encode_normal(vec3 n) +{ + float f = sqrt(8 * n.z + 8); + return n.xy / f + 0.5; +} + -- cgit v1.3