Insanely huge initial commit

Assets/ProCamera2D/Runtime/Code/Helpers/Letterbox/Resources/Letterbox.shader

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+Shader "Hidden/ProCamera2D/Letterbox"
+{
+	Properties
+	{
+			_MainTex("Base (RGB)", 2D) = "white" {}
+			_Top("Top Bar", Range(0.0,1.0)) = 1.0
+			_Bottom("Bottom Bar", Range(0.0,1.0)) = 1.0
+			_Color("Base(RGB)", Color) = (1,1,1,1)
+	}
+
+	SubShader
+	{
+		ZTest Always Cull Off ZWrite Off Fog{ Mode Off }
+
+		Pass
+		{
+			CGPROGRAM
+			#pragma vertex vert_img
+			#pragma fragment frag
+			#include "UnityCG.cginc" 
+
+			uniform sampler2D _MainTex;
+			uniform float4 _Color;
+			uniform float _Top;
+			uniform float _Bottom;
+
+			fixed4 frag(v2f_img i) : COLOR
+			{
+				fixed4 screen = tex2D(_MainTex, i.uv);
+				if (i.uv.y < _Bottom || i.uv.y > _Top)
+				{
+					screen.xyz = _Color;
+				}
+
+				return screen;
+			}
+			ENDCG
+		}
+	}
+	FallBack "Diffuse"
+}