PC World 2000 May/PCWorld_2000-05_cd.bin/Software/TemaCD/povray/povwin3.exe/%MAINDIR%/Insert Menu/Shapes/quadric.txt

Text File | 2000-04-06 | 279 b | 10 lines

// create a quadratic (2nd order) infinite polynomial surface
quadric
{
  <0, 1, 1> //  A x^2  + B y^2  + C z^2  +
  <1, 0, 0> //  D xy   + E xz   + F yz   +
  <0, 3, 0> //  G x    + H y    + I z    +
  2         //  J
  sturm // optional, slower but reduces speckles
}