Editor stuff

Assets/Plugins/com.unity.uiextensions/Runtime/Resources/Shaders/UIScreen.shader

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+// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'
+
+Shader "UI Extensions/UIScreen"
+{
+	Properties
+	{
+		[PerRendererData] _MainTex ("Sprite Texture", 2D) = "white" {}
+		_Color ("Tint", Color) = (1,1,1,1)
+		
+		_StencilComp ("Stencil Comparison", Float) = 8
+		_Stencil ("Stencil ID", Float) = 0
+		_StencilOp ("Stencil Operation", Float) = 0
+		_StencilWriteMask ("Stencil Write Mask", Float) = 255
+		_StencilReadMask ("Stencil Read Mask", Float) = 255
+
+		_ColorMask ("Color Mask", Float) = 15
+	}
+
+	SubShader
+	{
+		Tags
+		{ 
+			"Queue"="Transparent" 
+			"IgnoreProjector"="True" 
+			"RenderType"="Transparent" 
+			"PreviewType"="Plane"
+			"CanUseSpriteAtlas"="True"
+		}
+		
+		Stencil
+		{
+			Ref [_Stencil]
+			Comp [_StencilComp]
+			Pass [_StencilOp] 
+			ReadMask [_StencilReadMask]
+			WriteMask [_StencilWriteMask]
+		}
+
+		Cull Off
+		Lighting Off
+		ZWrite Off
+		ZTest [unity_GUIZTestMode]
+		Fog { Mode Off }
+		BlendOp Add
+		Blend OneMinusDstColor One, One Zero
+		ColorMask [_ColorMask]
+
+		Pass
+		{
+		CGPROGRAM
+			#pragma vertex vert
+			#pragma fragment frag
+			#include "UnityCG.cginc"
+			
+			struct appdata_t
+			{
+				float4 vertex   : POSITION;
+				float4 color    : COLOR;
+				float2 texcoord : TEXCOORD0;
+			};
+
+			struct v2f
+			{
+				float4 vertex   : SV_POSITION;
+				fixed4 color    : COLOR;
+				half2 texcoord  : TEXCOORD0;
+			};
+			
+			fixed4 _Color;
+
+			v2f vert(appdata_t IN)
+			{
+				v2f OUT;
+				OUT.vertex = UnityObjectToClipPos(IN.vertex);
+				OUT.texcoord = IN.texcoord;
+#ifdef UNITY_HALF_TEXEL_OFFSET
+				OUT.vertex.xy += (_ScreenParams.zw-1.0)*float2(-1,1);
+#endif
+				OUT.color = IN.color * _Color;
+				return OUT;
+			}
+
+			sampler2D _MainTex;
+
+			fixed4 frag(v2f IN) : SV_Target
+			{
+				half4 color = tex2D(_MainTex, IN.texcoord) * IN.color;
+				color.rgb *= color.a;
+				clip (color.a - 0.01);
+				return color;
+			}
+		ENDCG
+		}
+	}
+}