CustomFunctionNodeToonLighting

#ifdef LIGHTWEIGHT_LIGHTING_INCLUDED
    Light light = GetMainLight();
    float3 direction = normalize(light.direction);
    float d = dot(Normal, direction);
    float3 ramp = smoothstep(0 ,  ToonRampFuzziness,d )+ (RampColor);

    Ramp = light.color * (ramp) * (light.distanceAttenuation
 * 2);
    LightDirection =direction;;
#else
    Ramp = 1,1,1;
    LightDirection = 1,1,0;
#endif