Mgrav.e

Mgrav.e takes a bigmap and generates four (4) ppm images depicting: elevation, acceleration, potential and slope. The images are RGB and are unscaled.

Input - files

• ["bigmap"] - The is a bigmap that is maintained in MAPFILES/<whatever>.MAP

Working files (temporary)

These are important to consider because they can cause conflicts if you run more than one instance of the program.

• ["MGRAV.IN"] - gets GM and omega
• ["SGRAV.IN"] - gets Q, K, I, J, F
• ["view.gray"] - Temporary file that is used to write data before final images are generated

Input - stdin

• What it asks for

  Name of map file
  ZN0026

• Another argument

Output

• ["MGRAV.TXT"]
• Original bigmap viewed in shaded relief
  • Generates Mslp.ppm attachment:Mslp.jpg
  • Generates Mpot.ppm attachment:Mpot.jpg
  • Generates Melv.ppm attachment:Melv.jpg
  • Generates Macc.ppm attachment:Macc.jpg