[Unity Shader] Rim Light, Hologram

- Rim Light -

Rim Light가 적용된 캐릭터.

Rim Light 쉐이더 코드

Shader "Custom/RimLight" {
    Properties {
        _MainTex ("Albedo", 2D) = "white" {}
        _BumpMap("NormalMap", 2D) = "bump" {}
        _RimColor("RimColor", Color) = (1,1,1,1)
        _RimPower("RimPower", Range(1, 10)) = 3
    }
 
    SubShader{
        Tags { "RenderType" = "Opanque" }
        CGPROGRAM
        #pragma    surface surf Lambert
 
        sampler2D _MainTex;
        sampler2D _BumpMap;
        struct Input {
            float2 uv_MainTex;
            float2 uv_BumpMap;
            float3 viewDir;
        };
 
        float4 _RimColor;
        float _RimPower;
 
        void surf(Input IN, inout SurfaceOutput o)
        {
            fixed4 c = tex2D(_MainTex, IN.uv_MainTex);
            o.Albedo = c.rgb;
            o.Normal = UnpackNormal(tex2D(_BumpMap, IN.uv_BumpMap));
            float rim = saturate(dot(o.Normal, IN.viewDir));
            o.Emission = pow(1 - rim, _RimPower) * _RimColor.rgb;
            o.Alpha = c.a;
        }
        ENDCG
    }
    FallBack "Diffuse"
}

- Hologram -

참고 자료

http://chulin28ho.tistory.com/100

Hologram 쉐이더 코드

Shader "Custom/Hologram" {
    Properties {
        _MainTex ("Albedo", 2D) = "white" {}
        _BumpMap("BumpMap", 2D) = "bump" {}
        _RimColor("RimColor", Color) = (1,1,1,1)
    }
 
    SubShader{
        Tags { "RenderType" = "Transparent" "RenderType" = "Qpaque" }
        
        CGPROGRAM
        #pragma surface surf Lambert noambient alpha:fade
 
        sampler2D _MainTex;
        sampler2D _BumpMap;
        struct Input {
            float2 uv_MainTex;
            float2 uv_BumpMap;
            float3 viewDir;
            float3 worldPos;
        };
 
        float4 _RimColor;
 
        void surf(Input In, inout SurfaceOutput o) {
            fixed4 c = tex2D(_MainTex, In.uv_MainTex);
            o.Albedo = c.rgb;
            o.Normal = UnpackNormal(tex2D(_BumpMap, In.uv_BumpMap));
            o.Emission = _RimColor;
            float rim = saturate(dot(o.Normal, In.viewDir));
            rim = pow(1 - rim, 3) + pow(frac(In.worldPos.y * 3 - _Time.y), 30);
            o.Alpha = rim;
        }
        ENDCG
    }
    FallBack "Diffuse"
}