16-3-알파블렌딩

Shader "Custom/16-3"
{
    Properties
    {
		_MainTex("Texture", 2D) = "white" {}
    }
    SubShader
    {
		Tags { "RenderType" = "Transparent" "Queue" = "Transparent"}
		cull off
		CGPROGRAM
		#pragma surface surf Lambert alpha:fade

		struct Input
		{
			float2 uv_MainTex;
		};

		sampler2D _MainTex;

		void surf(Input IN, inout SurfaceOutput o)
		{
			fixed4 c = tex2D(_MainTex, IN.uv_MainTex);
			o.Albedo = c.rgb;
			o.Alpha = c.a;
		}
		ENDCG
    }
    //FallBack "Diffuse"
	Fallback "Legacy Shaders/Transparent/VertexLit"
}

풀 같은 자연물은 Transparent보다는 주로 AlphaTest(Cutout)쉐이더를 사용