Remove unused world_halfway_dir variable from common.glsl

diff --git a/shaderlib/common.glsl b/shaderlib/common.glsl
index 1d5819a1bfc812648cfb800587b5071ab776bd72..dd8ac11f2564642078f9360aef97317e79b07497 100644 (file)
--- a/shaderlib/common.glsl
+++ b/shaderlib/common.glsl
@@ -52,8 +52,6 @@ void standard_transform()
 
        out vec3 world_light_dir = light_sources[0].position.xyz-world_vertex.xyz*light_sources[0].position.w;
 
-       out vec3 world_halfway_dir = normalize(world_light_dir-world_look_dir);
-
        out float fog_coord = eye_vertex.z;
 
        if(use_clipping)