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   parametric cylinder uv in/out | 
   parametric cylinder crackle | 
   parametric cylinder crackle 2 | 
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   parametric Spherical Harmonics 0 | 
   parametric Spherical Harmonics 1 | 
   parametric Spherical Harmonics 2 | 
   parametric Spherical Harmonics 3 | 
   parametric Spherical Harmonics 4 | 
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   parametric Spherical Harmonics 5 | 
   parametric Spherical Harmonics 6 | 
   parametric Spherical Harmonics 7 | 
   parametric Spherical Harmonics 8 | 
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