// Made with Amplify Shader Editor
// Available at the Unity Asset Store - http://u3d.as/y3X 
Shader "ASESampleShaders/Transmission"
{
	Properties
	{
		[HideInInspector] __dirty( "", Int ) = 1
		_Transmission("Transmission", Color) = (0,0,0,0)
		_NormalMap("Normal Map", 2D) = "bump" {}
		_Color("Color", Color) = (0,0,0,0)
		_BaseColor("Base Color", 2D) = "white" {}
		_Metallic("Metallic", Range( 0 , 1)) = 0
		_Gloss("Gloss", Range( 0 , 1)) = 0.8
		[HideInInspector] _texcoord( "", 2D ) = "white" {}
	}

	SubShader
	{
		Tags{ "RenderType" = "Opaque"  "Queue" = "Geometry+0" }
		Cull Back
		ZTest LEqual
		CGPROGRAM
		#include "UnityPBSLighting.cginc"
		#pragma target 3.0
		#pragma surface surf StandardCustom keepalpha addshadow fullforwardshadows exclude_path:deferred 
		struct Input
		{
			float2 uv_texcoord;
		};

		struct SurfaceOutputStandardCustom
		{
			fixed3 Albedo;
			fixed3 Normal;
			half3 Emission;
			half Metallic;
			half Smoothness;
			half Occlusion;
			fixed Alpha;
			fixed3 Transmission;
		};

		uniform sampler2D _NormalMap;
		uniform float4 _NormalMap_ST;
		uniform sampler2D _BaseColor;
		uniform float4 _BaseColor_ST;
		uniform fixed4 _Color;
		uniform fixed _Metallic;
		uniform fixed _Gloss;
		uniform fixed4 _Transmission;

		inline half4 LightingStandardCustom(SurfaceOutputStandardCustom s, half3 viewDir, UnityGI gi )
		{
			half3 transmission = max(0 , -dot(s.Normal, gi.light.dir)) * gi.light.color * s.Transmission;
			half4 d = half4(s.Albedo * transmission , 0);

			SurfaceOutputStandard r;
			r.Albedo = s.Albedo;
			r.Normal = s.Normal;
			r.Emission = s.Emission;
			r.Metallic = s.Metallic;
			r.Smoothness = s.Smoothness;
			r.Occlusion = s.Occlusion;
			r.Alpha = s.Alpha;
			return LightingStandard (r, viewDir, gi) + d;
		}

		inline void LightingStandardCustom_GI(SurfaceOutputStandardCustom s, UnityGIInput data, inout UnityGI gi )
		{
			UNITY_GI(gi, s, data);
		}

		void surf( Input i , inout SurfaceOutputStandardCustom o )
		{
			float2 uv_NormalMap = i.uv_texcoord * _NormalMap_ST.xy + _NormalMap_ST.zw;
			o.Normal = UnpackNormal( tex2D( _NormalMap, uv_NormalMap ) );
			float2 uv_BaseColor = i.uv_texcoord * _BaseColor_ST.xy + _BaseColor_ST.zw;
			o.Albedo = ( tex2D( _BaseColor, uv_BaseColor ) * _Color ).xyz;
			o.Metallic = _Metallic;
			o.Smoothness = _Gloss;
			o.Transmission = _Transmission.rgb;
			o.Alpha = 1;
		}

		ENDCG
	}
	Fallback "Diffuse"
	CustomEditor "ASEMaterialInspector"
}
/*ASEBEGIN
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//CHKSM=D1ACCDDD4FB9E49D2BA42BFCF930909C3D4897DA