Shader "Unlit/TexOffset"
{
    Properties
    {
        [HDR]_MainCol("MainCol",color) = (1,1,1,1)
        _MainTex ("Texture", 2D) = "white" {}
        _OffsetSpeed("OffsetSpeed",vector) = (1,1,0,0)
    }
    SubShader
    {
        Tags {"Queue"="Transparent" "RenderType"="Transparent" }
       

        Pass
        {
            ZWrite Off
            Blend SrcAlpha OneMinusSrcAlpha

          
            CGPROGRAM
          

            #pragma vertex vert
            #pragma fragment frag
          

            #include "UnityCG.cginc"

            struct appdata
            {
                float4 vertex : POSITION;
                float2 uv : TEXCOORD0;
                half4 color : COLOR;
            };

            struct v2f
            {
                float2 uv : TEXCOORD0;              
                float4 vertex : SV_POSITION;
                half4 color: TEXCOORD1;

            };

            sampler2D _MainTex;
            float4 _MainTex_ST;
            half4 _MainCol;
            float4 _OffsetSpeed;

            v2f vert (appdata v)
            {
                v2f o;
                o.vertex = UnityObjectToClipPos(v.vertex);
                o.uv = v.uv * _MainTex_ST.xy + _MainTex_ST.wz + _Time.y * _OffsetSpeed.xy;  
                o.color = v.color;
                return o;
            }

            half4 frag (v2f i) : SV_Target
            {               
                half4 col = tex2D(_MainTex, i.uv)* _MainCol* i.color;
                return col;
            }
            ENDCG
        }
    }
}