Shader "Unlit URP Shader/OutLine"
{
    Properties
    {
        _MainTex("MainTex",2d)="white"{}
        _OutLineTex("OutLinrTex",2D)="white"{}
        //_BaseColor("Base Color",color) = (1,1,1,1)
        //_OutLineColor("OutLineColor",color)=(1,1,1,1)
        //_OutLineWide("OutLineWide",float)=1
    }
 
    SubShader
    {
        //Tags { "Queue"="Transparent+100"  "RenderPipeline" = "UniversalPipeline" } 
        Tags { "Queue"="Geometry+10"  "RenderPipeline" = "UniversalPipeline" } 
        LOD 100
 
        Pass
        {
            Name "0_Fill"
            ZWrite Off
            ZTest LEqual
            Cull Off
            Stencil
            {
                Ref 2
                Comp Always
                Pass Replace
                ZFail Replace
            }
            HLSLPROGRAM
            // Required to compile gles 2.0 with standard srp library

            #pragma vertex vert
            #pragma fragment frag
            #pragma multi_compile_fog
            #include "Packages/com.unity.render-pipelines.core/ShaderLibrary/Color.hlsl"
            #include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Lighting.hlsl"

 
 
            struct Attributes
            {
                float4 vertex : POSITION;
                float3 normal : NORMAL;
                float3 smoothNormal : TEXCOORD3;
            };
 
            struct Varyings
            {
                float4 position : SV_POSITION;
                float4 color : COLOR;
            };
 
            CBUFFER_START(UnityPerMaterial)
            half4 _OutLineColor;
            half _OutLineWide;
            CBUFFER_END
            
 
            Varyings vert(Attributes v)
            {
                Varyings o = (Varyings)0;
                o.position = TransformObjectToHClip(v.vertex);
                o.color = _OutLineColor;
                o.color.a=_OutLineWide*0.5;//saturate(o.color.a*0.5+_OutLineWide*0.25);
                return o;
            }
 
            half4 frag(Varyings i) : SV_Target
            {
                return i.color;
            }
            ENDHLSL
        }
       
        
    }
}