Nektar::Utilities::OutputSTL Class Reference

#include <OutputSTL.h>

Inheritance diagram for Nektar::Utilities::OutputSTL:

Collaboration diagram for Nektar::Utilities::OutputSTL:

Public Member Functions
	OutputSTL (NekMeshUtils::MeshSharedPtr m)
virtual	~OutputSTL ()
virtual void	Process ()
	Write mesh to output file. More...
Public Member Functions inherited from Nektar::NekMeshUtils::OutputModule
NEKMESHUTILS_EXPORT	OutputModule (MeshSharedPtr p_m)
NEKMESHUTILS_EXPORT void	OpenStream ()
	Open a file for output. More...
Public Member Functions inherited from Nektar::NekMeshUtils::Module
NEKMESHUTILS_EXPORT	Module (MeshSharedPtr p_m)
NEKMESHUTILS_EXPORT void	RegisterConfig (std::string key, std::string value)
	Register a configuration option with a module. More...
NEKMESHUTILS_EXPORT void	PrintConfig ()
	Print out all configuration options for a module. More...
NEKMESHUTILS_EXPORT void	SetDefaults ()
	Sets default configuration options for those which have not been set. More...
NEKMESHUTILS_EXPORT MeshSharedPtr	GetMesh ()
virtual NEKMESHUTILS_EXPORT void	ProcessVertices ()
	Extract element vertices. More...
virtual NEKMESHUTILS_EXPORT void	ProcessEdges (bool ReprocessEdges=true)
	Extract element edges. More...
virtual NEKMESHUTILS_EXPORT void	ProcessFaces (bool ReprocessFaces=true)
	Extract element faces. More...
virtual NEKMESHUTILS_EXPORT void	ProcessElements ()
	Generate element IDs. More...
virtual NEKMESHUTILS_EXPORT void	ProcessComposites ()
	Generate composites. More...
virtual NEKMESHUTILS_EXPORT void	ClearElementLinks ()

Static Public Member Functions
static boost::shared_ptr< Module >	create (NekMeshUtils::MeshSharedPtr m)
	Creates an instance of this class. More...

Static Public Attributes
static NekMeshUtils::ModuleKey	className

Additional Inherited Members
Protected Member Functions inherited from Nektar::NekMeshUtils::Module
NEKMESHUTILS_EXPORT void	ReorderPrisms (PerMap &perFaces)
	Reorder node IDs so that prisms and tetrahedra are aligned correctly. More...
NEKMESHUTILS_EXPORT void	PrismLines (int prism, PerMap &perFaces, std::set< int > &prismsDone, std::vector< ElementSharedPtr > &line)
Protected Attributes inherited from Nektar::NekMeshUtils::OutputModule
io::filtering_ostream	m_mshFile
	Output stream. More...
std::ofstream	m_mshFileStream
	Input stream. More...
Protected Attributes inherited from Nektar::NekMeshUtils::Module
MeshSharedPtr	m_mesh
	Mesh object. More...
std::map< std::string, ConfigOption >	m_config
	List of configuration values. More...

Detailed Description

Definition at line 46 of file OutputSTL.h.

Constructor & Destructor Documentation

Nektar::Utilities::OutputSTL::OutputSTL

(

NekMeshUtils::MeshSharedPtr

m

)

Definition at line 51 of file OutputSTL.cpp.

                                    : OutputModule(m)
{
}

Nektar::Utilities::OutputSTL::~OutputSTL ( )

virtual

Definition at line 55 of file OutputSTL.cpp.

{
}

Member Function Documentation

static boost::shared_ptr<Module> Nektar::Utilities::OutputSTL::create ( NekMeshUtils::MeshSharedPtr  m )

inlinestatic

Creates an instance of this class.

Definition at line 50 of file OutputSTL.h.

References Nektar::MemoryManager< DataType >::AllocateSharedPtr().

    {
        return MemoryManager<OutputSTL>::AllocateSharedPtr(m);
    }

void Nektar::Utilities::OutputSTL::Process ( )

virtual

Write mesh to output file.

Implements Nektar::NekMeshUtils::Module.

Definition at line 59 of file OutputSTL.cpp.

References ASSERTL0, Nektar::iterator, Nektar::NekMeshUtils::Module::m_mesh, Nektar::NekMeshUtils::OutputModule::m_mshFile, and Nektar::NekMeshUtils::OutputModule::OpenStream().

{
    if (m_mesh->m_verbose)
    {
        cout << "Outputstl: Writing file..." << endl;
    }

    ASSERTL0(m_mesh->m_expDim == 3, "3d meshes only");

    OpenStream();

    m_mshFile << std::scientific << setprecision(8);

    CompositeMap::iterator it;

    for (it = m_mesh->m_composite.begin(); it != m_mesh->m_composite.end();
         ++it)
    {
        if (it->second->m_tag != "F")
        {
            continue;
        }

        m_mshFile << "solid comp:" << it->second->m_id << endl;

        vector<ElementSharedPtr> el = it->second->m_items;

        for (int i = 0; i < el.size(); i++)
        {
            vector<NodeSharedPtr> ns = el[i]->GetVertexList();

            Array<OneD, NekDouble> tmp(3, 0.0);
            tmp[0] = (ns[1]->m_y - ns[0]->m_y) * (ns[2]->m_z - ns[0]->m_z) -
                     (ns[1]->m_z - ns[0]->m_z) * (ns[2]->m_y - ns[0]->m_y);
            tmp[1] = (ns[1]->m_z - ns[0]->m_z) * (ns[2]->m_x - ns[0]->m_x) -
                     (ns[1]->m_x - ns[0]->m_x) * (ns[2]->m_z - ns[0]->m_z);
            tmp[2] = (ns[1]->m_x - ns[0]->m_x) * (ns[2]->m_y - ns[0]->m_y) -
                     (ns[1]->m_y - ns[0]->m_y) * (ns[2]->m_x - ns[0]->m_x);

            NekDouble mt = tmp[0] * tmp[0] + tmp[1] * tmp[1] + tmp[2] * tmp[2];
            mt           = sqrt(mt);
            tmp[0] /= mt;
            tmp[1] /= mt;
            tmp[2] /= mt;

            m_mshFile << "facet normal " << tmp[0] << " " << tmp[1] << " "
                      << endl;
            m_mshFile << "outer loop" << endl;
            for (int j = 0; j < ns.size(); j++)
            {
                m_mshFile << "vertex " << ns[j]->m_x << " " << ns[j]->m_y << " "
                          << ns[j]->m_z << endl;
            }
            m_mshFile << "endloop" << endl << "endfacet" << endl;
        }
        m_mshFile << "endsolid" << endl;
    }
}

Member Data Documentation

ModuleKey Nektar::Utilities::OutputSTL::className

static

Initial value:

= GetModuleFactory().RegisterCreatorFunction(
    ModuleKey(eOutputModule, "stl"), OutputSTL::create, "Writes STL file.")

Definition at line 54 of file OutputSTL.h.