SL-17682 PBR: Fix Occlusion Roughness Metal not being in linear space; removes need for redundant linear/sRGB conversions.

1 files changed, 3 insertions, 2 deletions

diff --git a/indra/newview/app_settings/shaders/class1/deferred/pbropaqueF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pbropaqueF.glsl
index 6e96186c18..5072f16988 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/pbropaqueF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/pbropaqueF.glsl
@@ -137,8 +137,9 @@ void main()
     col.rgb = vary_position.xyz;
 #endif
 
+    // See: C++: addDeferredAttachments(), GLSL: softenLightF
     frag_data[0] = vec4(col, 0.0);                                                   // Diffuse
-    frag_data[1] = vec4(spec.rgb, vertex_color.a);                                   // Occlusion, Roughness, Metal
+    frag_data[1] = vec4(emissive, vertex_color.a);                                   // PBR sRGB Emissive
     frag_data[2] = vec4(encode_normal(tnorm), vertex_color.a, GBUFFER_FLAG_HAS_PBR); // normal, environment intensity, flags
-    frag_data[3] = vec4(emissive,0);                                                 // Emissive
+    frag_data[3] = vec4(spec.rgb,0);                                                 // PBR linear packed Occlusion, Roughness, Metal.
 }