source/blender/gpu/shaders/material/gpu_shader_material_volume_scatter.glsl


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void node_volume_scatter(
    vec4 color, float density, float anisotropy, float weight, out Closure result)
{
  ClosureVolumeScatter volume_scatter_data;
  volume_scatter_data.weight = weight;
  volume_scatter_data.scattering = color.rgb * density;
  volume_scatter_data.anisotropy = anisotropy;

  result = closure_eval(volume_scatter_data);
}