1 files changed, 18 insertions, 8 deletions
diff --git a/source/blender/gpu/shaders/material/gpu_shader_material_anisotropic.glsl b/source/blender/gpu/shaders/material/gpu_shader_material_anisotropic.glsl
index ec49cc86761..77de9e096a6 100644
--- a/source/blender/gpu/shaders/material/gpu_shader_material_anisotropic.glsl
+++ b/source/blender/gpu/shaders/material/gpu_shader_material_anisotropic.glsl
@@ -1,17 +1,27 @@
-#ifndef VOLUMETRICS
+
 void node_bsdf_anisotropic(vec4 color,
                            float roughness,
                            float anisotropy,
                            float rotation,
                            vec3 N,
                            vec3 T,
-                           const float use_multiscatter,
-                           const float ssr_id,
+                           float weight,
+                           const float do_multiscatter,
                            out Closure result)
 {
-  node_bsdf_glossy(color, roughness, N, use_multiscatter, ssr_id, result);
+  N = safe_normalize(N);
+  vec3 V = cameraVec(g_data.P);
+  float NV = dot(N, V);
+
+  vec2 split_sum = brdf_lut(NV, roughness);
+
+  ClosureReflection reflection_data;
+  reflection_data.weight = weight;
+  reflection_data.color = (do_multiscatter != 0.0) ?
+                              F_brdf_multi_scatter(color.rgb, color.rgb, split_sum) :
+                              F_brdf_single_scatter(color.rgb, color.rgb, split_sum);
+  reflection_data.N = N;
+  reflection_data.roughness = roughness;
+
+  result = closure_eval(reflection_data);
 }
-#else
-/* Stub anisotropic because it is not compatible with volumetrics. */
-#  define node_bsdf_anisotropic(a, b, c, d, e, f, g, h, result) (result = CLOSURE_DEFAULT)
-#endif