Shader "EdShaders/ScreenWorldSpace"
{
	Properties
	{
		_ScreenSpaceTexture("ScreenSpaceTexture", 2D) = "white" {}
		_TexScale("Tex Scale", Float) = 0
		[HideInInspector] __dirty( "", Int ) = 1
	}

	SubShader
	{
		Tags{ "RenderType" = "Transparent"  "Queue" = "Geometry+0" "IsEmissive" = "true"  }
		Cull Back
		Blend SrcAlpha OneMinusSrcAlpha
		
		CGPROGRAM
		#include "UnityCG.cginc"
		#include "UnityShaderVariables.cginc"
		#pragma target 3.0
		#pragma surface surf Standard keepalpha addshadow fullforwardshadows 
		struct Input
		{
			float3 worldPos;
		};

		uniform sampler2D _ScreenSpaceTexture;
		uniform float _TexScale;

		void surf( Input i , inout SurfaceOutputStandard o )
		{
			float3 ase_vertex3Pos = mul( unity_WorldToObject, float4( i.worldPos , 1 ) );
			float4 unityObjectToClipPos164 = UnityObjectToClipPos( ase_vertex3Pos );
			float4 computeScreenPos162 = ComputeScreenPos( unityObjectToClipPos164 );
			float4 unityObjectToClipPos170 = UnityObjectToClipPos( float3(0,0,0) );
			float4 computeScreenPos171 = ComputeScreenPos( unityObjectToClipPos170 );
			float4 transform182 = mul(unity_ObjectToWorld,float4( 0,0,0,1 ));
			o.Emission = tex2D( _ScreenSpaceTexture, ( ( ( ( computeScreenPos162 / (computeScreenPos162).w ) * _TexScale ) - ( ( computeScreenPos171 / (computeScreenPos171).w ) * _TexScale ) ) * distance( ( float4( _WorldSpaceCameraPos , 0.0 ) - transform182 ) , float4( 0,0,0,0 ) ) ).xy ).rgb;
			o.Alpha = 1;
		}

		ENDCG
	}
	Fallback "Diffuse"

}