ZWrite Sprite Shader

Shader "Custom/PowerSprite"
{
Properties
    {
        [PerRendererData] _MainTex ("Sprite Texture", 2D) = "white" {}
        AlphaCut ("Alpha Cutoff", Float) = .5
    }

    SubShader
    {
        Tags
        {
            "Queue"="Transparent"
            "IgnoreProjector"="True"
            "RenderType"="TransparentCutout"
            "PreviewType"="Plane"
//          "CanUseSpriteAtlas"="True"
        }

        ZWrite On
        Cull Off
        Blend One OneMinusSrcAlpha

        CGPROGRAM
        #pragma surface surf Lambert vertex:vert alphatest:AlphaCut

        sampler2D _MainTex;
        fixed AmbientResponse;
        fixed4 _RecolorA;
        fixed4 _RecolorB;

        struct Input
        {
            float2 uv_MainTex;
            fixed4 color;
        };

        void vert (inout appdata_full v, out Input o)
        {
            v.normal = float3(0,0,-1);
            UNITY_INITIALIZE_OUTPUT(Input, o);
            o.color = v.color;
        }

        void surf (Input IN, inout SurfaceOutput o)
        {
            fixed4 c = tex2D(_MainTex, IN.uv_MainTex) * IN.color;
            o.Albedo = c.rgb * c.a;
            if (c.a < 0.5)
            {
                discard;
            }
            o.Alpha = c.a;
        }


        ENDCG
    }

    Fallback Off
}