SL-17702: Document .w and .a point lights array

1 files changed, 2 insertions, 2 deletions

diff --git a/indra/newview/app_settings/shaders/class3/deferred/multiPointLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/multiPointLightF.glsl
index c33734c0bd..fa553cf341 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/multiPointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/multiPointLightF.glsl
@@ -43,8 +43,8 @@ uniform sampler2D     lightFunc;
 uniform vec3  env_mat[3];
 uniform float sun_wash;
 uniform int   light_count;
-uniform vec4  light[LIGHT_COUNT];
-uniform vec4  light_col[LIGHT_COUNT];
+uniform vec4  light[LIGHT_COUNT];     // .w = size; see C++ fullscreen_lights.push_back()
+uniform vec4  light_col[LIGHT_COUNT]; // .a = falloff
 
 uniform vec2  screen_res;
 uniform float far_z;