1 files changed, 2 insertions, 22 deletions
diff --git a/source/blender/gpu/shaders/material/gpu_shader_material_world_normals.glsl b/source/blender/gpu/shaders/material/gpu_shader_material_world_normals.glsl
index 40e46bc250c..5a0aeb2f932 100644
--- a/source/blender/gpu/shaders/material/gpu_shader_material_world_normals.glsl
+++ b/source/blender/gpu/shaders/material/gpu_shader_material_world_normals.glsl
@@ -1,25 +1,5 @@
-/* TODO: clean this `ifdef` mess. */
+
 void world_normals_get(out vec3 N)
 {
-#ifndef VOLUMETRICS
-#  ifdef HAIR_SHADER
-  vec3 B = normalize(cross(worldNormal, hairTangent));
-  float cos_theta;
-  if (hairThicknessRes == 1) {
-    vec4 rand = texelfetch_noise_tex(gl_FragCoord.xy);
-    /* Random cosine normal distribution on the hair surface. */
-    cos_theta = rand.x * 2.0 - 1.0;
-  }
-  else {
-    /* Shade as a cylinder. */
-    cos_theta = hairThickTime / hairThickness;
-  }
-  float sin_theta = sqrt(max(0.0, 1.0 - cos_theta * cos_theta));
-  N = normalize(worldNormal * sin_theta + B * cos_theta);
-#  else
-  N = gl_FrontFacing ? worldNormal : -worldNormal;
-#  endif
-#else
-  generated_from_orco(vec3(0.0), N);
-#endif
+  N = g_data.N;
 }