Shader "Custom/Window Shader"
{
	Properties
	{
		_MainColor ("Color", Color) = (1,1,1,1)
		_MainTex ("Diffuse", 2D) = "white" {}
		_RefTex ("Reflection", 2D) = "white" { TexGen SphereMap }
	}

	SubShader
	{
		Tags { "RenderType"="Transparent" "Queue"="Transparent"}
		Pass
		{
			Lighting off
			Blend SrcAlpha OneMinusSrcAlpha

			SetTexture[_MainTex]
			{
				constantColor[_MainColor]
				combine constant, one - texture
			}

			SetTexture[_RefTex] { combine texture * previous alpha }

			SetTexture[_RefTex]
			{
				constantColor[_MainColor]
				combine previous * constant
			}

			SetTexture[_MainTex]
			{
				constantColor[_MainColor]
				combine previous + texture, texture * constant
			}

		}
	}
	FallBack "Diffuse"
}