Unity Shader筆記之Blinn—Phong光照模型高光代碼理解

fixed3 worldNormal = normalize(i.worldNormal);   fixed3 worldLightDir = normalize(UnityWorldSpaceLightDir(i.worldPos)); 觀察方向 fixed3 viewDir = normalize(UnityWorldSpaceViewDir(i.worldPos)); 或 fixed3 vi

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