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Text File  |  2008-01-23  |  172 b   |  7 lines
  1. surface k3d_envsurf (string envname = "", envspace = "world")
  2. {
  3.     if (envname != "")
  4.     Ci = environment (envname, normalize(vtransform(envspace, I)));
  5.     else Ci = Cs;
  6. }
  7.