Shader "UCLA Game Lab/Wireframe Double Sided" {

    Properties {
        _Color ("Line Color", Color) = (1,1,1,1)
        _MainTex ("Main Texture", 2D) = "white" {}
        _Thickness ("Thickness", Float) = 1
        _Firmness ("Line Firmness", Float) = 1

        [HideInInspector]
        _Cull("_Cull", Float) = 2.0

        [HideInInspector]
        _ZWrite("_ZWrite", Float) = 1.0
    }

    CustomEditor "UCLAGameLabWireframeMaterialEditor"

    SubShader {
        Tags { "RenderType" = "Transparent"  "Queue" = "Transparent"  "IgnoreProjector" = "True" }

        // ZBuffer
        Pass {
            ZWrite On
            ColorMask 0
        }

        // Back faces
        Pass {
            Name "BACKSIDE"

            Blend SrcAlpha OneMinusSrcAlpha
            ZWrite[_ZWrite]
            Cull Front

            CGPROGRAM
            #include "UnityCG.cginc"
            #include "UCLA GameLab Wireframe Shaders.cginc"
            #pragma target 5.0
            #pragma vertex         UCLAGL_vert
            #pragma geometry       UCLAGL_geom
            #pragma fragment       UCLAGL_frag
            #pragma shader_feature UCLAGL_CUTOUT
            #pragma shader_feature UCLAGL_DISTANCE_AGNOSTIC
            ENDCG
        }

        // Front faces
        Pass {
            Name "FRONTSIDE"

            Blend SrcAlpha OneMinusSrcAlpha
            ZWrite[_ZWrite]
            Cull[_Cull]

            CGPROGRAM
            #include "UnityCG.cginc"
            #include "UCLA GameLab Wireframe Shaders.cginc"
            #pragma target 5.0
            #pragma vertex         UCLAGL_vert
            #pragma geometry       UCLAGL_geom
            #pragma fragment       UCLAGL_frag
            #pragma shader_feature UCLAGL_CUTOUT
            #pragma shader_feature UCLAGL_DISTANCE_AGNOSTIC
            ENDCG
        }
    }

    Fallback "Diffuse"
}