PlumberUltimateAds/Assets/2DxFX/Resources/2dxfx_AL/_2dxFX_AL_Sepia.shader

//////////////////////////////////////////////
/// 2DxFX - 2D SPRITE FX - by VETASOFT 2016 //
/// http://unity3D.vetasoft.com/            //
//////////////////////////////////////////////

Shader "2DxFX/AL/Sepia"
{
	Properties
	{
		[PerRendererData] _MainTex("Sprite Texture", 2D) = "white" {}
	_Distortion("Distortion", Range(0,1)) = 0
		_Color("_Color", Color) = (1,1,1,1)
		_Alpha("Alpha", Range(0,1)) = 1.0
		[HideInInspector]_SrcBlend("_SrcBlend", Float) = 0
		[HideInInspector]_DstBlend("_DstBlend", Float) = 0
		[HideInInspector]_BlendOp("_BlendOp",Float) = 0
		[HideInInspector]_Z("_Z", Float) = 0
	}

		SubShader
	{
		Tags
	{
		"IgnoreProjector" = "True"
		"RenderType" = "TransparentCutout"
		"PreviewType" = "Plane"
		"CanUseSpriteAtlas" = "True"
	}
		Cull Off
		Lighting Off
		ZWrite[_Z]
		BlendOp[_BlendOp]
		Blend[_SrcBlend][_DstBlend]

		CGPROGRAM
#pragma surface surf Lambert vertex:vert nofog keepalpha addshadow fullforwardshadows

		sampler2D _MainTex;
	float _Distortion;
	float _Alpha;
	float4 _Color;


	struct Input
	{
		float2 uv_MainTex;
		float4 color;
	};

	void vert(inout appdata_full v, out Input o)
	{
		v.vertex = UnityPixelSnap(v.vertex);
		UNITY_INITIALIZE_OUTPUT(Input, o);
		o.color = v.color * _Color;
	}

	void surf(Input IN, inout SurfaceOutput o)
	{


		float4 col = tex2D(_MainTex, IN.uv_MainTex)*IN.color;
		float4 mem = col;
		float3 r = dot(col.rgb, float3(.222, .707, .071));
		r.r += 0.437;
		r.g += 0.171;
		r.b += 0.078;

		col.a = col.a * 1 - _Alpha;
		r = lerp(mem,r,_Distortion);
		float4 c = float4(r, col.a);



		o.Albedo = c.rgb * c.a;
		o.Alpha = c.a;

		clip(o.Alpha - 0.05);
	}
	ENDCG
	}

		Fallback "Transparent/VertexLit"
}