test/intern/cycles/kernel/osl/shaders/node_diffuse_bsdf.osl

/* SPDX-License-Identifier: Apache-2.0
 * Copyright 2011-2022 Blender Foundation */

#include "stdcycles.h"

shader node_diffuse_bsdf(color Color = 0.8,
                         float Roughness = 0.0,
                         normal Normal = N,
                         output closure color BSDF = 0)
{
  if (Roughness == 0.0)
    BSDF = Color * diffuse(Normal);
  else
    BSDF = Color * oren_nayar(Normal, Roughness);
}