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CGTrack / Assets / Oculus / SampleFramework / Usage / OVROverlayCanvas / Shaders / UI Prerendered Opaque.shader
Shader "UI/Prerendered Opaque"
{
	Properties
	{
		_MainTex("Texture", 2D) = "white" {} 
		_Color("Color", Color) = (1,1,1,1)
	}
	SubShader
	{
		Tags {"Queue"="Geometry" "IgnoreProjector"="True" "RenderType"="Opaque"}

		Blend One Zero, Zero Zero

		Pass
		{
			CGPROGRAM
			#pragma vertex vert
			#pragma fragment frag
			#pragma multi_compile _ WITH_CLIP

			#include "UnityCG.cginc"

			struct appdata_t {
				float4 vertex : POSITION;
				float2 texcoord : TEXCOORD0;
			};

			struct v2f {
				float4 vertex : SV_POSITION;
				half2 texcoord : TEXCOORD0;
			};

			sampler2D _MainTex;
			float4 _MainTex_ST;
			fixed4 _Color;

			v2f vert(appdata_t v) {
				v2f o;
				o.vertex = UnityObjectToClipPos(v.vertex);
				o.texcoord = TRANSFORM_TEX(v.texcoord, _MainTex);
				return o;
			}

			fixed4 frag(v2f i) : SV_Target {
				#if !WITH_CLIP
					if (_Color.x == 0 && _Color.y == 0 && _Color.z == 0)
					{
						return _Color;
					}
				#endif
			  fixed4 col = tex2D(_MainTex, i.texcoord);
				col *= _Color;
				
				#if WITH_CLIP
					clip(col.a - 0.5);
				#endif
				return col;
			}
			ENDCG
		}
	}
}