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XVOL-SET-FACET-NORMALS-TO-UNIT-LENGTH

source files: xvol.[ch]

SYNTAX

(XVOL-SET-FACET-NORMALS-TO-UNIT-LENGTH
  :THING <thing>
)

DESCRIPTION

Operates on :FACET-NORMAL-X/Y/Z else complains.

Zero-length normals are left unchanged, others are scaled by the inverse of their length.

Note: this function really belongs in the thinglist code, not XVOL.


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