Compact Terrain Database (CTDB)

CTDB is the terrain representation used in JointSAF / ModSAF / OneSAF Testbed and is composed of:

• Terrain skin and bathymetry: Gridded or TINed

• Physical Features

  • Affect intervisibility
  • Trees, canopies, laid linears
  • Volume models

• Abstract Features

  • Used for planning
  • Area feature boundaries (tree canopies, lakes)

• Road and river networks

• Highly compact to fit as much of the terrain into memory as possible

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