MOAB: Mesh Oriented datABase  (version 5.2.1)
activeset_test.cpp File Reference
#include <iostream>
#include <cstdlib>
#include "Mesquite.hpp"
#include "MeshImpl.hpp"
#include "MsqError.hpp"
#include "Vector3D.hpp"
#include "InstructionQueue.hpp"
#include "PatchData.hpp"
#include "TerminationCriterion.hpp"
#include "QualityAssessor.hpp"
#include "ConditionNumberQualityMetric.hpp"
#include "NonSmoothDescent.hpp"
#include "TestUtil.hpp"
+ Include dependency graph for activeset_test.cpp:

Go to the source code of this file.

Functions

int main ()

Function Documentation

int main ( )

Definition at line 69 of file activeset_test.cpp.

References MBMesquite::TerminationCriterion::add_iteration_limit(), MBMesquite::InstructionQueue::add_quality_assessor(), mesh, MBMesquite::MeshImpl::read_vtk(), MBMesquite::IQInterface::run_instructions(), MBMesquite::InstructionQueue::set_master_quality_improver(), MBMesquite::QualityImprover::set_outer_termination_criterion(), and MBMesquite::MeshImpl::write_vtk().

{
    /* Reads a Mesh file */
    std::string file_name = TestDir +
                            //   "/2D/vtk/tris/untangled/equil_tri2.vtk";
                            //   "/2D/vtk/tris/untangled/tri_20258.vtk";
                            //   "/3D/vtk/tets/untangled/tet_1.vtk";
                            //   "/3D/vtk/hexes/untangled/cube_tet_2.vtk";
                            "/3D/vtk/tets/untangled/tire.vtk";
    printf( "Loading mesh set 1\n" );
    MsqPrintError err( cout );
    MBMesquite::MeshImpl mesh;
    mesh.read_vtk( file_name.c_str(), err );
    if( err ) return 1;

    // Creates an intruction queue
    //  printf("Creating instruction queue\n");
    InstructionQueue queue1;

    // Creates a condition number quality metric
    //  printf("Creating quality metric\n");
    ConditionNumberQualityMetric cond_no;

    // Create the NonSmooth Steepest Descent procedures
    //  printf("creating optimizer\n");
    NonSmoothDescent minmax_method( &cond_no );

    // Set a termination criterion
    TerminationCriterion tc2;
    tc2.add_iteration_limit( 1 );
    minmax_method.set_outer_termination_criterion( &tc2 );
    // Set up the quality assessor
    //  printf("Setting up the quality assessor\n");
    QualityAssessor quality_assessor = QualityAssessor( &cond_no );

    // assess the quality of the initial mesh
    queue1.add_quality_assessor( &quality_assessor, err );
    if( err ) return 1;

    // Set the max min method to be the master quality improver
    queue1.set_master_quality_improver( &minmax_method, err );
    if( err ) return 1;

    // assess the quality of the final mesh
    queue1.add_quality_assessor( &quality_assessor, err );
    if( err ) return 1;

    // write out the original mesh
    //  printf("Writing out the original mesh\n");
    mesh.write_vtk( "original_mesh.vtk", err );
    if( err ) return 1;

    // launches optimization on mesh_set1
    //  printf("Running the instruction queue\n");
    queue1.run_instructions( &mesh, err );
    if( err ) return 1;

    // write out the smoothed mesh
    //  printf("Writing out the final mesh\n");
    mesh.write_vtk( "smoothed_mesh.vtk", err );
    if( err ) return 1;

    return 0;
}
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