float4 main(
    float2 UV : TEXCOORD0,
    float3 WorldPos: TEXCOORD1,
    float3 Normal: TEXCOORD2,
    float4 DirectionalShadowFragPos: TEXCOORD3

) : SV_Target0
{
    return float4(1.0, 1.0, 1.0, 1.0);
}