Visualization of spherical harmonics (0)

I have wrote some codes to visualize SH.

The pictures below show the first 2 SH bands (l=0,1,2).
The red areas are the positive value areas, and the blue areas are the negative value areas.

Front view

Back view

• Reference
  • "A Gentle Introduction to Precomputed Radiance Transfer". Marcos Paulo Berteli Slomp, Manuel M. Oliveira, Diego Inácio Patrício.
    • http://www.inf.ufrgs.br/~oliveira/pubs_files/Slomp_Oliveira_Patricio-Tutorial-PRT.pdf