1 files changed, 11 insertions, 0 deletions
diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
index fea2e16090..4fb109d687 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
@@ -24,6 +24,8 @@ varying vec3 vary_fragcoord;
 varying vec3 vary_position;
 varying vec3 vary_light;
 
+uniform float alpha_soften;
+
 uniform mat4 inv_proj;
 
 vec4 getPosition(vec2 pos_screen)
@@ -55,6 +57,15 @@ void main()
 
 	color.rgb = scaleSoftClip(color.rgb);
 
+	if (samp_pos.z != 0.0 && gl_Color.a < 1.0)
+	{
+		float dist_factor = alpha_soften;
+		float a = gl_Color.a;
+		a *= a;
+		dist_factor *= 1.0/(1.0-a);
+		color.a *= min((pos.z-samp_pos.z)*dist_factor, 1.0);
+	}
+	
 	//gl_FragColor = gl_Color;
 	gl_FragColor = color;
 	//gl_FragColor = vec4(1,0,1,1);