diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl')
-rw-r--r-- | indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl index aa5e99a2f7..11ccdf638c 100644 --- a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl @@ -59,6 +59,7 @@ uniform mat4 inv_proj; uniform vec2 screen_res; uniform vec2 proj_shadow_res; uniform vec3 sun_dir; +uniform vec3 moon_dir; uniform vec2 shadow_res; uniform float shadow_bias; @@ -139,10 +140,14 @@ void main() }*/ float shadow = 0.0; - float dp_directional_light = max(0.0, dot(norm, sun_dir.xyz)); + float da_sun = dot(norm, sun_dir.xyz); + float da_moon = dot(norm, moon_dir.xyz); + float da = max(da_sun, da_moon); + + float dp_directional_light = max(0.0, da); vec3 shadow_pos = pos.xyz; - vec3 offset = sun_dir.xyz * (1.0-dp_directional_light); + vec3 offset = ((da_sun > da_moon) ? sun_dir.xyz : moon_dir.xyz) * (1.0-dp_directional_light); vec4 spos = vec4(shadow_pos+offset*shadow_offset, 1.0); |