Prerequisites:
m_map: https://www.eoas.ubc.ca/~rich/map.html
visit: https://wci.llnl.gov/simulation/computer-codes/visit
Write ROMS model output to FVCOM format for Visualization with visit;
Divied a C grid into two triangle
Transform ROMS output to FVCOM output
ROMS mesh to triangle mesh for visit (with or without mask; with or without projection)
Input: ROMS outfile(f1); cdl file(f2);
Output: FVCOM form file(fout);
--by chenyong 2022-2-19