mesh_from_tetgen_navier_stokes.cc File Reference

#include "generic.h"
#include "navier_stokes.h"
#include "meshes/tetgen_mesh.h"

Classes
class	NavierStokesProblem< ELEMENT >
	Entry flow problem in quarter tube domain. More...

Namespaces
	Global_Physical_Variables
	Global variables.

Functions
int	main (int argc, char *argv[])
	3D Navier Stokes on an unstructured mesh More...

Function Documentation

main()

int main	(	int argc	,
		char *	argv[]
	)

3D Navier Stokes on an unstructured mesh

///////////////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////

{
 
 // Store command line arguments
 CommandLineArgs::setup(argc,argv);
 
 // Check number of command line arguments: Need exactly three.
 if (argc!=4)
  {
   std::string error_message =
    "Wrong number of command line arguments.\n";
   error_message +=
    "Must specify the following file names  \n";
   error_message += 
    "filename.node then filename.ele then filename.face\n";
 
   throw OomphLibError(error_message,
                       OOMPH_CURRENT_FUNCTION,
                       OOMPH_EXCEPTION_LOCATION);
  }
 
 // Convert arguments to strings that specify the input file names
 string node_file_name(argv[1]);
 string element_file_name(argv[2]);
 string face_file_name(argv[3]);
 
 // Set up doc info
 DocInfo doc_info;
 
 // Set output directory
 doc_info.set_directory("RESLT");
 
 // Build problem
 NavierStokesProblem<TTaylorHoodElement<3> > 
  problem(doc_info,node_file_name,element_file_name,face_file_name);
 
 // Solve the problem 
 problem.newton_solve();
 
 
} // end_of_main

References OOMPH_CURRENT_FUNCTION, OOMPH_EXCEPTION_LOCATION, problem, oomph::DocInfo::set_directory(), Flag_definition::setup(), and oomph::Global_string_for_annotation::string().