// alpha-cutout billboard shader

Shader "MTE/Grass/AlphaCutout"
{
    Properties
    {
        _Color("Main Color", Color) = (1,1,1,1)
        _MainTex("Base (RGB) Trans (A)", 2D) = "white" {}
        _Cutoff("Alpha cutoff", Range(0,1)) = 0.5
    }
	CGINCLUDE
        #pragma surface surf Lambert alphatest:_Cutoff

        sampler2D _MainTex;
        fixed4 _Color;

        struct Input
        {
            float2 uv_MainTex;
        };

        void surf(Input IN, inout SurfaceOutput o)
        {
            fixed4 c = tex2D(_MainTex, IN.uv_MainTex) * _Color;
            o.Albedo = c.rgb;
            o.Alpha = c.a;
        }
	ENDCG

	Category
    {
        Tags
        {
            "Queue" = "AlphaTest"
            "IgnoreProjector" = "True"
            "RenderType" = "TransparentCutout"
        }
        LOD 100

		SubShader//for target 3.0+
		{
			CGPROGRAM
				#pragma target 3.0
			ENDCG
		}
		SubShader//for target 2.5
		{
			CGPROGRAM
				#pragma target 2.5
			ENDCG
		}
		SubShader//for target 2.0
		{
			CGPROGRAM
				#pragma target 2.0
			ENDCG
		}
    }
    Fallback "Legacy Shaders/Transparent/Cutout/VertexLit"
}