BuiltinShaderDefine.UNITY_NO_DXT5nm
Description 描述
UNITY_NO_DXT5nm is set when compiling shader for platform that do not support DXT5NM, meaning that normal maps will be encoded in RGB instead.
UNITY_NO_DXT5nm is set when compiling shader for platform that do not support DXT5NM, meaning that normal maps will be encoded in RGB instead.