// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'

Shader "Suimono2/DepthMask2" {

SubShader {
	Tags { "Queue"="Transparent" "IgnoreProjector"="True" "RenderType"="Transparency" }
	Cull Back Lighting Off ZWrite Off

		CGPROGRAM
		#pragma target 3.0
		#pragma surface surf NoLight noambient vertex:vert
		#include "UnityCG.cginc"

		sampler2D _suimono_TransTex;
		float _Suimono_isLinear;

		struct Input {
			float4 projPos;
		};

		void vert (inout appdata_full v, out Input o) {
			UNITY_INITIALIZE_OUTPUT(Input,o);
			float4 pos = UnityObjectToClipPos(v.vertex);
			o.projPos = ComputeScreenPos(pos);
			COMPUTE_EYEDEPTH(o.projPos.z);
		}

		float4 LightingNoLight (SurfaceOutput s, half3 lightDir, half3 viewDir, half atten){
			return float4(s.Albedo,s.Alpha);
		}

		void surf (Input IN, inout SurfaceOutput o) {
			//get screen Textures
			o.Albedo = tex2Dproj(_suimono_TransTex, UNITY_PROJ_COORD(IN.projPos)).rgb;

			//Gamma Conversion
			//o.Albedo = o.Albedo * lerp(0.81, 1.0, _Suimono_isLinear);
			o.Alpha = 1.0;
		}
		ENDCG
	}

	fallback "Standard"
}