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#ifndef VOLUMETRICS
void node_bsdf_diffuse(vec4 color, float roughness, vec3 N, out Closure result)
{
N = normalize(N);
result = CLOSURE_DEFAULT;
eevee_closure_diffuse(N, color.rgb, 1.0, true, result.radiance);
closure_load_ssr_data(vec3(0.0), 0.0, N, viewCameraVec, -1, result);
result.radiance *= color.rgb;
}
#else
/* Stub diffuse because it is not compatible with volumetrics. */
# define node_bsdf_diffuse
#endif
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