ToonlitStencil.shader

Shader "Toon/Lit Stencil" {
    Properties{
        _Color("Main Color", Color) = (0.5,0.5,0.5,1)
        _RampStrength("Ramp Strength", Range(0,1)) = 0.4
        _MainTex("Base (RGB)", 2D) = "white" {}
          _BumpMap("Bumpmap", 2D) = "bump" {}
    }

        SubShader{
            Tags { "RenderType" = "Opaque" }
            LOD 200
        Stencil
            {
                Ref 1
                Comp Always
                Pass Replace
            }
            CGPROGRAM
            #pragma surface surf ToonRamp fullforwardshadows

            sampler2D _Ramp;
    float _RampStrength;
    // custom lighting function that uses a texture ramp based
    // on angle between light direction and normal
    #pragma lighting ToonRamp exclude_path:prepass
    inline half4 LightingToonRamp(SurfaceOutput s, half3 lightDir, half atten) {
        #ifndef USING_DIRECTIONAL_LIGHT
        lightDir = normalize(lightDir);
        #endif

        half d = dot(s.Normal, lightDir);
        half ramp = smoothstep(0,0.05, d) ;

        half4 c;
        c.rgb = (s.Albedo ) * _LightColor0.rgb * (ramp * _RampStrength) * (atten * 2);

        c.a = 0;
        return c;
    }

    sampler2D _MainTex;
    float4 _Color;
    sampler2D _BumpMap;
    struct Input {
        float2 uv_MainTex : TEXCOORD0;
        float2 uv_BumpMap;
    };

    void surf(Input IN, inout SurfaceOutput o) {
        half4 c = tex2D(_MainTex, IN.uv_MainTex) * _Color;
        o.Albedo = c.rgb;
        o.Alpha = c.a;
        o.Normal = UnpackNormal(tex2D(_BumpMap, IN.uv_BumpMap));
    }

    ENDCG
    }

        Fallback "Diffuse"
}