Shader "Unlit URP Shader"
{
    Properties
    {
        _BaseColor("Base Color",color) = (1,1,1,1)
        _MainTex("MainTex", 2D) = "white" {}
    }
 
    SubShader
    {
        Tags {  "RenderType" = "Overlay" }
        LOD 100
 
        Pass
        {
            Lighting Off
            Cull Off
            ZTest Always
            ZWrite Off
            Blend SrcAlpha OneMinusSrcAlpha,SrcAlpha One
            
            HLSLPROGRAM

            #pragma vertex vert
            #pragma fragment frag
            #pragma target 2.0
            #include "Packages/com.unity.render-pipelines.core/ShaderLibrary/Color.hlsl"
            #include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Core.hlsl"

 
 
            struct Attributes
            {
                float4 positionOS       : POSITION;
                float2 uv               : TEXCOORD0;
            };
 
            struct Varyings
            {
                float4 positionCS       : SV_POSITION;
                float2 uv               : TEXCOORD0;
            };
 
            CBUFFER_START(UnityPerMaterial)
            half4 _BaseColor;
            float _PaintHardness;
            float4 _MainTex_ST;
            CBUFFER_END
            TEXTURE2D (_MainTex);SAMPLER(sampler_MainTex);
            
 
            Varyings vert(Attributes v)
            {
                Varyings o = (Varyings)0;
 
                o.positionCS = TransformObjectToHClip(v.positionOS.xyz);
                o.uv = TRANSFORM_TEX(v.uv, _MainTex);
 
                return o;
            }
 
            half4 frag(Varyings i) : SV_Target
            {
                half4 baseMap = SAMPLE_TEXTURE2D(_MainTex, sampler_MainTex, i.uv);
                baseMap.rgba*=_BaseColor;
                
                return float4(baseMap.rgb,saturate(baseMap.a*_PaintHardness));
            }
            ENDHLSL
        }
    }
}