Make avatars use same shadow offset magic as prims.

indra/newview/app_settings/shaders/class1/deferred/avatarShadowF.glsl

@@ -9,10 +9,13 @@
 
 uniform sampler2D diffuseMap;
 
+varying vec4 post_pos;
 
 void main() 
 {
 	//gl_FragColor = vec4(1,1,1,gl_Color.a * texture2D(diffuseMap, gl_TexCoord[0].xy).a);
 	gl_FragColor = vec4(1,1,1,1);
+
+	gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0);
 }
 

indra/newview/app_settings/shaders/class1/deferred/avatarShadowV.glsl

@@ -11,6 +11,8 @@ mat4 getSkinnedTransform();
 
 attribute vec4 weight;
 
+varying vec4 post_pos;
+
 void main()
 {
 	gl_TexCoord[0] = gl_MultiTexCoord0;
@@ -30,8 +32,9 @@ void main()
 	norm = normalize(norm);
 	
 	pos = gl_ProjectionMatrix * pos;
-	pos.z = max(pos.z, -pos.w+0.01);
-	gl_Position = pos;
+	post_pos = pos;
+
+	gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w);
 	
 	gl_FrontColor = gl_Color;
 }