SL-11109

Fix alpha mask shadows to mult vert alpha prior to discard tests and obey min alpha settings.

Make shadow/shadowAlphaMask use consistent varying and output.

Also fixes bug with 0% and 1% transparency providing varying different visual results.

1 files changed, 2 insertions, 3 deletions

diff --git a/indra/newview/app_settings/shaders/class1/deferred/shadowV.glsl b/indra/newview/app_settings/shaders/class1/deferred/shadowV.glsl
index 41a89fb8b4..72bd0f0f34 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/shadowV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/shadowV.glsl
@@ -27,20 +27,19 @@ uniform mat4 modelview_projection_matrix;
 
 ATTRIBUTE vec3 position;
 
-#if !defined(DEPTH_CLAMP)
 VARYING vec4 post_pos;
-#endif
 
 void main()
 {
 	//transform vertex
 	vec4 pos = modelview_projection_matrix*vec4(position.xyz, 1.0);
 	
-#if !defined(DEPTH_CLAMP)
 	post_pos = pos;
 
+#if !defined(DEPTH_CLAMP)
 	gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w);
 #else
 	gl_Position = pos;
 #endif
+
 }