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27 行
1.0 KiB
27 行
1.0 KiB
using System;
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using UnityEngine;
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namespace UnityEditor.Graphs.Material
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{
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class WrapLambertFunction : BaseLightFunction
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{
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public override string GetName () { return "WrapLambert"; }
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public override void GenerateBody(ShaderGenerator visitor)
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{
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var outputString = new ShaderGenerator ();
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outputString.AddShaderChunk ("half4 Lighting" + GetName () + " (SurfaceOutput s, half3 lightDir, half atten)", false);
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outputString.AddShaderChunk ("{", false);
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outputString.Indent ();
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outputString.AddShaderChunk ("half NdotL = dot (s.Normal, lightDir);", false);
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outputString.AddShaderChunk ("half diff = NdotL * 0.5 + 0.5;", false);
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outputString.AddShaderChunk ("half4 c;", false);
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outputString.AddShaderChunk ("c.rgb = s.Albedo * _LightColor0.rgb * (diff * atten * 2);", false);
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outputString.AddShaderChunk ("c.a = s.Alpha;", false);
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outputString.AddShaderChunk ("return c;", false);
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outputString.Deindent ();
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outputString.AddShaderChunk ("}", false);
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visitor.AddShaderChunk (outputString.GetShaderString (0), true);
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}
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}
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}
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