set(HALFTONE_INCLUDE_DIRS
  ${FB_INCLUDE_DIRS}
  ${RT_INCLUDE_DIRS}
  )
LIST(REMOVE_DUPLICATES HALFTONE_INCLUDE_DIRS)
include_directories(${HALFTONE_INCLUDE_DIRS})

set(halftone_SOURCES
  main.c
  sharpen.c
  tone_classic.c
  tone_floyd.c
  tone_folly.c
  tone_simple.c
  tonescale.c
  )

BRLCAD_ADDEXEC(halftone "${halftone_SOURCES}" "librt;libfb")


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