[Shader] Transparent with background color tint

Shader "Unlit/UnlitAlphaWithFade"
{
    Properties
    {

        _Color("Color Tint", Color) = (1,1,1,1)
     //   _Color2("Color Tint2", Color) = (1,1,1,1)
        _MainTex("Base (RGB) Alpha (A)", 2D) = "white"
    }

    Category
    {
        Tags { "Queue" = "Transparent" "IgnoreProjector" = "True" "RenderType" = "Opaque" "DisableBatching" = "True" }
        Lighting Off
        ZWrite Off
        //ZWrite On  // uncomment if you have problems like the sprite disappear in some rotations.
        Cull back
        Blend SrcAlpha OneMinusSrcAlpha

        //AlphaTest Greater 0.001  // uncomment if you have problems like the sprites or 3d text have white quads instead of alpha pixels.
        Tags {Queue = Transparent}



        SubShader
        {


                Pass
                {

                        SetTexture[_MainTex]
                        {
                            ConstantColor[_Color]
                            Combine Texture * constant
                        }
                }

                Pass
                {
                        SetTexture[_MainTex]
                        {
                            ConstantColor[_Color2]
                            Combine Texture * constant
                        }
                }





                         // Use texture alpha to blend up to white (= full illumination)

                         /*
                           SetTexture [_MainTex]
                        {
                           ConstantColor[_Color]

                              Combine Texture * constant
                        }

                        SetTexture [_MainTex] {
                            constantColor (1,1,1,1)
                            combine constant lerp(texture) previous
                        }
                        // Multiply in texture

                          SetTexture [_MainTex] {

                            combine constant lerp(texture) previous
                        }
                        */


        }
    }
}