Shader "Debug/Espejo"

{
	Properties
	{
		_MainTex ("", 2D) = "white" {}
		_colorBase ("color Base", Color) = (1,1,1,1)
		_colorEspejo ("color Espejo", Color) = (1,1,1,1)

		[HideInInspector] _ReflectionTex ("", 2D) = "white" {}
	}
	SubShader
	{
		Tags { "RenderType"="Opaque" }
		LOD 100

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

			struct v2f
			{
				float2 uv : TEXCOORD0;
				float4 espejo : TEXCOORD1;
				float4 pos : SV_POSITION;
			};

			float4 _MainTex_ST;
			fixed4 _colorBase;
			fixed4 _colorEspejo;

			v2f vert(float4 pos : POSITION, float2 uv : TEXCOORD0)
			{
				v2f o;
				o.pos = UnityObjectToClipPos (pos);
				o.uv = TRANSFORM_TEX(uv, _MainTex);
				o.espejo = ComputeScreenPos (o.pos);
				return o;
			}

			sampler2D _MainTex;
			sampler2D _ReflectionTex;

			fixed4 frag(v2f i) : SV_Target
			{
				return (tex2D(_MainTex, i.uv) * _colorBase * _colorBase.a) + (tex2Dproj(_ReflectionTex, UNITY_PROJ_COORD(i.espejo)) * _colorEspejo * _colorEspejo.a);
			}

			ENDCG
	    }
	}
}