UnityGI GetUnityGI(float3 lightColor, float3 lightDirection, float3 normalDirection,float3 viewDirection, float3 viewReflectDirection, float attenuation, float roughness, float3 worldPos)
{
 //Unity light Setup ::
    UnityLight light;
    light.color = lightColor;
    light.dir = lightDirection;
    light.ndotl = max(0.0h,dot( normalDirection, lightDirection));
    UnityGIInput d;
    d.light = light;
    d.worldPos = worldPos;
    d.worldViewDir = viewDirection;
    d.atten = attenuation;
    d.ambient = 0.0h;
    d.boxMax[0] = unity_SpecCube0_BoxMax;
    d.boxMin[0] = unity_SpecCube0_BoxMin;
    d.probePosition[0] = unity_SpecCube0_ProbePosition;
    d.probeHDR[0] = unity_SpecCube0_HDR;
    d.boxMax[1] = unity_SpecCube1_BoxMax;
    d.boxMin[1] = unity_SpecCube1_BoxMin;
    d.probePosition[1] = unity_SpecCube1_ProbePosition;
    d.probeHDR[1] = unity_SpecCube1_HDR;
    Unity_GlossyEnvironmentData ugls_en_data;
    ugls_en_data.roughness = roughness;
    ugls_en_data.reflUVW = viewReflectDirection;
    UnityGI gi = UnityGlobalIllumination(d, 1.0h, normalDirection, ugls_en_data );
    return gi;
}