Curvilinear grid bathymetry

The input file is a curvilinear grid bathymetry in dfs2 format.
The mesh is generated using quadrangular elements.

Input_CurviGrid.png 

Output_CurviGrid.png 

Figure 9.3           Mesh conversion of curvilinear bathymetry from dfs2 file
Upper: input bathymetry
Lower: output mesh