Shader "Custom/CrossFadingLod"

{

    Properties

    {

        _Color ("Color", Color) = (1,1,1,1)

        _MainTex ("Albedo (RGB)", 2D) = "white" {}

        _Glossiness ("Smoothness", Range(0,1)) = 0.5

        _Metallic ("Metallic", Range(0,1)) = 0.0

    }

    SubShader

    {

        Tags { "RenderType"="Transparent" "Queue"="Transparent" }

        LOD 200

        CGPROGRAM

        #pragma multi_compile _ LOD_FADE_CROSSFADE

        #pragma surface surf Standard alpha:fade

        #pragma target 3.0

        sampler2D _MainTex;

        struct Input

        {

            float2 uv_MainTex;

        };

        half _Glossiness;

        half _Metallic;

        fixed4 _Color;

        void surf(Input IN, inout SurfaceOutputStandard o)

        {

            // Albedo comes from a texture tinted by color

            fixed4 c = tex2D (_MainTex, IN.uv_MainTex) * _Color;

            o.Albedo = c.rgb;

            // Metallic and smoothness come from slider variables

            o.Metallic = _Metallic;

            o.Smoothness = _Glossiness;

#ifdef LOD_FADE_CROSSFADE

            o.Alpha = c.a * unity_LODFade.x;

#else

            o.Alpha = c.a;

#endif

        }

        ENDCG

    }

    FallBack "Transparent/Diffuse"

}