XRay Shader

gistfile1.txt

Shader "Custom/XRayTransparency"
{
    Properties
    {
        _RimColor ("Rim Color", Color) = (0.26,0.19,0.16,0.0)
        _RimPower ("Rim Power", Range(0.5,8.0)) = 3.0
    }
    
    SubShader
    {
        Tags { "Queue"="Transparent" "RenderType"="Transparent" }
        LOD 200
        ZTest Always
        Blend SrcAlpha OneMinusSrcAlpha
        

        CGPROGRAM
        #pragma surface surf Standard alpha vertex:vert
        #pragma target 3.0

        float4 _RimColor;
        float _RimPower;
        
        struct Input {
            float2 uv_MainTex;
            float3 viewDir;
            float3 worldPos;
        };
        
        // Add instancing support for this shader. You need to check 'Enable Instancing' on materials that use the shader.
        // See https://docs.unity3d.com/Manual/GPUInstancing.html for more information about instancing.
        // #pragma instancing_options assumeuniformscaling
        UNITY_INSTANCING_BUFFER_START(Props)
        // put more per-instance properties here
        UNITY_INSTANCING_BUFFER_END(Props)

        void vert (inout appdata_full v, out Input o) {
            UNITY_INITIALIZE_OUTPUT(Input,o);
            
        }
        
        void surf (Input IN, inout SurfaceOutputStandard o) {
            float3 dpdx = ddx(IN.worldPos.xyz);
            float3 dpdy = ddy(IN.worldPos.xyz);
	    //o.Normal = normalize(cross(dpdy, dpdx)); // Simulate flat shading 

            half rim = 0.8 - saturate(dot (normalize(IN.viewDir), o.Normal));
            o.Albedo = _RimColor.rgb * rim;
            o.Emission = _RimColor.rgb * pow (rim, _RimPower);
        }
        
        ENDCG
    }
    Fallback "Transparent/VertexLit"
}