// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License. See LICENSE in the project root for license information.

Shader "MixedRealityToolkit/Obsolete/Unlit/NoDepth"
{
	Properties
	{
		_MainTex("Texture", 2D) = "white" {}
	}
	SubShader
	{
		Tags { "Queue" = "Transparent"  }
		LOD 100

		Pass
		{
			ZTest Always
			Blend SrcAlpha OneMinusSrcAlpha
			CGPROGRAM
			#pragma vertex vert
			#pragma fragment frag

			#include "UnityCG.cginc"

			struct appdata
			{
				float4 vertex : POSITION;
				float2 uv : TEXCOORD0;
				UNITY_VERTEX_INPUT_INSTANCE_ID
			};

			struct v2f
			{
				float2 uv : TEXCOORD0;
				float4 vertex : SV_POSITION;
				UNITY_VERTEX_OUTPUT_STEREO
			};

			sampler2D _MainTex;
			float4 _MainTex_ST;

			v2f vert(appdata v)
			{
				UNITY_SETUP_INSTANCE_ID(v);
				v2f o;
				o.vertex = UnityObjectToClipPos(v.vertex);
				o.uv = v.uv;
				UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
				return o;
			}

			fixed4 frag(v2f i) : SV_Target
			{
				// sample the texture
				fixed4 col = tex2D(_MainTex, i.uv);
				return col;
			}
			ENDCG
		}
	}
}