Shader "Hidden/FadingOverlayShader"
{
	Properties
	{
		_Color ("Main Color", Color) = (0.5,0.5,0.5,0.5)
	}
	SubShader
	{
		LOD 100

		Tags
		{
			"Queue" = "Transparent+99"
			"IgnoreProjector" = "True"
			"RenderType" = "Transparent"
		}

		// No culling or depth
		Cull Off ZWrite Off ZTest Always

        // No lighting, non-premul alpha blend
		Lighting Off
		Fog { Mode Off }
		Offset -1, -1
		Blend SrcAlpha OneMinusSrcAlpha

		Pass
		{
			CGPROGRAM
			#pragma vertex vert
			#pragma fragment frag
			
			#include "UnityCG.cginc"

			struct appdata
			{
				float4 vertex : POSITION;
			};

			struct v2f
			{
				float4 vertex : SV_POSITION;
			};

			fixed4 _Color;

			v2f vert (appdata v)
			{
				v2f o;
				o.vertex = UnityObjectToClipPos(v.vertex);
				return o;
			}
			
			fixed4 frag (v2f i) : SV_Target
			{
				fixed4 col = _Color;
				return col;
			}
			ENDCG
		}
	}
}