SpringbackCorrection Class Reference

#include <SpringbackCorrection.h>

Inheritance diagram for SpringbackCorrection:

Public Member Functions
bool	CalcCurv ()
	calculates curvature-values as a distance-weighted convexcombination
std::vector< int >	FaceCheck (MeshCore::MeshKernel &mesh, int deg_tol)
	computes current angles of all triangles and stores the angle degrees in a vector
bool	FacetRegionGrowing (MeshCore::MeshKernel &mesh, std::vector< MeshCore::MeshFacet > &arr, MeshCore::MeshFacetArray &mFacets)
	performs a region-growing-algorithm
int	GetBoundary (const MeshCore::MeshKernel &mesh, MeshCore::MeshPointArray &meshPnts)
	returns index-value wich specifies the boundary-points of the input-mesh
bool	GetCurvature (TopoDS_Face aFace)
	computes maximum and minimum curvature-values of the specified input-face `aFace`
bool	Init ()
	sets parameter-values to initial state, tesselates the input shape and computes a curvature-radius-value at each edge contained in the input-shape
bool	Init_Setting (struct CuttingToolsSettings &set)
	get external setting-parameters
std::vector< int >	InitFaceCheck (MeshCore::MeshKernel &mesh, int deg_tol)
	computes current angles of all triangles and sets the property value of the critical triangles to zero
bool	Load (const TopoDS_Shape &aShape, const MeshCore::MeshKernel &aMesh)
	loads input-shape and -mesh
bool	Load (const TopoDS_Shape &aShape)
	loads input-shape
bool	Load (const MeshCore::MeshKernel &aMesh)
	loads input-mesh
std::vector< double >	MeshCurvature (const TopoDS_Face &aFace, const MeshCore::MeshKernel &mesh)
	Computes mesh-based curvature-values at each mesh-point.
bool	Perform (int deg_Tol, bool out)
	main-function
std::vector< std::pair < unsigned long, double > >	RegionEvaluate (const MeshCore::MeshKernel &mesh, std::vector< unsigned long > &RegionFacets, std::vector< Base::Vector3f > &normals)
	computes offset-values for the inner-points of the specified region
bool	SetFixEdges ()
	sets curvature-radius-value of user-specified edges to zero
bool	SmoothMesh (MeshCore::MeshKernel &mesh, std::vector< int > indicies, double maxTranslation)
	smooths specified mesh-points of the input-mesh
bool	SmoothMesh (MeshCore::MeshKernel &mesh, double maxTranslation)
	smooths input-mesh
	SpringbackCorrection (const TopoDS_Shape &aShape, const MeshCore::MeshKernel &aMesh)
	Constructor.
	SpringbackCorrection ()
	Constructor.
bool	TransferFaceTriangulationtoFreeCAD (const TopoDS_Face &aFace, MeshCore::MeshKernel &TFaceMesh)
	builds a mesh-kernel out of one face-triangulation
bool	Visit (const MeshCore::MeshFacet &rclFacet, const MeshCore::MeshFacet &rclFrom, unsigned long ulFInd, unsigned long ulLevel)
	checks the visit-state of specified triangle
	~SpringbackCorrection ()
	Constructor.
Public Attributes
std::map< TopoDS_Edge, std::vector< double > , Edge_Less >	EdgeMap
	map over all edges
MeshCore::MeshKernel	m_CadMesh
	triangulation of the CAD-shape
std::vector< Base::Vector3f >	m_dist_vec
	vector containing translation-vectors at all mesh-points
std::vector< TopoDS_Face >	m_FixFaces
	vector containing the user-specified faces wich stands fix during the springback-correction
MeshCore::MeshKernel	m_Mesh
	input-mesh
MeshCore::MeshKernel	m_Mesh_vis
	mesh containing the movable regions for the local translation
MeshCore::MeshKernel	m_Mesh_vis2
	mesh containing the fix regions for the local translation
std::map< Base::Vector3f, MeshPnt, MeshPntLess >	MeshMap
	map wich links mesh-point to mesh-index

Detailed Description

Definition at line 134 of file SpringbackCorrection.h.

Constructor & Destructor Documentation

SpringbackCorrection::SpringbackCorrection ( )

Constructor.

Definition at line 64 of file SpringbackCorrection.cpp.

SpringbackCorrection::SpringbackCorrection	(	const TopoDS_Shape &	aShape,
		const MeshCore::MeshKernel &	aMesh
	)

Constructor.

Parameters:

	aShape	input-shape (CAD-Model)
	aMesh	input-mesh

Definition at line 68 of file SpringbackCorrection.cpp.

References MeshCore::MeshKernel::Assign(), MeshCore::MeshKernel::CountFacets(), EdgeMap, MeshCore::MeshTopoAlgorithm::FlipNormals(), MeshCore::MeshKernel::GetFacet(), MeshCore::MeshKernel::GetFacets(), MeshCore::MeshGeomFacet::GetNormal(), MeshCore::MeshKernel::GetPoints(), MeshCore::MeshTopoAlgorithm::HarmonizeNormals(), m_CadMesh, MeshMap, best_fit::Tesselate_Shape(), and Base::Vector3< _Precision >::z.

SpringbackCorrection::~SpringbackCorrection ( )

Constructor.

Definition at line 106 of file SpringbackCorrection.cpp.

Member Function Documentation

bool SpringbackCorrection::CalcCurv ( )

calculates curvature-values as a distance-weighted convexcombination

Definition at line 164 of file SpringbackCorrection.cpp.

References Base::Builder3D::addSingleArrow(), Base::Builder3D::addSinglePoint(), Base::Builder3D::addText(), MeshCore::MeshKernel::Assign(), MeshCore::MeshKernel::CountPoints(), draftlibs::fcvec::dist(), EdgeMap, GetBoundary(), MeshCore::MeshKernel::GetFacets(), MeshCore::MeshKernel::GetPoints(), Handle(), UnitParser::if(), MeshPnt::index, k, RobotExample::l, KDL::log(), m_CadMesh, m_dist_vec, m_FixFaces, MeshPnt::maxCurv, MeshMap, MeshPnt::minCurv, MeshPnt::pnt, Base::Builder3D::saveToFile(), Set(), Base::Vector3< _Precision >::Set(), TransferFaceTriangulationtoFreeCAD(), RobotExample::w, MovieTool::x, Base::Vector3< _Precision >::x, Base::Vector3< _Precision >::y, and Base::Vector3< _Precision >::z.

Referenced by Perform().

std::vector< int > SpringbackCorrection::FaceCheck	(	MeshCore::MeshKernel &	mesh,
		int	deg_tol
	)

computes current angles of all triangles and stores the angle degrees in a vector

Parameters:

	mesh	input-mesh
	deg_tol	limiting forming-angle computes current angles of all triangles and stores the critical-triangle-indicies in a vector
	mesh	input-mesh
	deg_tol	limiting forming-angle

Definition at line 1163 of file SpringbackCorrection.cpp.

References KDL::acos(), Base::Builder3D::addSingleArrow(), MeshCore::MeshGeomFacet::CalcNormal(), MeshCore::MeshKernel::CountFacets(), MeshCore::MeshKernel::GetFacet(), MeshCore::MeshKernel::GetFacets(), MeshCore::MeshGeomFacet::GetGravityPoint(), MeshCore::MeshGeomFacet::GetNormal(), MeshCore::MeshKernel::GetPoints(), KDL::log(), Base::Vector3< _Precision >::Normalize(), KDL::PI, Base::Builder3D::saveToFile(), and Base::Vector3< _Precision >::z.

Referenced by Perform().

bool SpringbackCorrection::FacetRegionGrowing	(	MeshCore::MeshKernel &	mesh,
		std::vector< MeshCore::MeshFacet > &	arr,
		MeshCore::MeshFacetArray &	mFacets
	)

performs a region-growing-algorithm

Definition at line 1794 of file SpringbackCorrection.cpp.

References MeshCore::MeshFacet::_ulProp, MeshCore::MeshKernel::GetFacets(), MeshCore::MeshFacet::INVALID, MeshCore::MeshFacetArray::SetFlag(), and MeshCore::MeshFacet::VISIT.

int SpringbackCorrection::GetBoundary	(	const MeshCore::MeshKernel &	mesh,
		MeshCore::MeshPointArray &	meshPnts
	)

returns index-value wich specifies the boundary-points of the input-mesh

Parameters:

	mesh	input-mesh
	meshPnts	mesh-points of input-mesh

Definition at line 774 of file SpringbackCorrection.cpp.

References MeshCore::MeshAlgorithm::GetMeshBorders(), and MeshCore::MeshPointArray::SetProperty().

Referenced by CalcCurv().

bool SpringbackCorrection::GetCurvature ( TopoDS_Face aFace )

computes maximum and minimum curvature-values of the specified input-face aFace

Parameters:

aFace

input-face

Definition at line 1853 of file SpringbackCorrection.cpp.

References Py::abs(), Base::Builder3D::addSingleLine(), MeshCore::MeshPointIterator::Begin(), MeshCore::MeshKernel::GetFacets(), MeshCore::MeshKernel::GetPoints(), KDL::log(), m_Mesh, MeshCore::MeshPointIterator::More(), MeshCore::MeshPointIterator::Next(), MeshCore::MeshPointIterator::Position(), Base::Vector3< _Precision >::x, MovieTool::x, Base::Vector3< _Precision >::y, MovieTool::y, and Base::Vector3< _Precision >::z.

bool SpringbackCorrection::Init ( void )

sets parameter-values to initial state, tesselates the input shape and computes a curvature-radius-value at each edge contained in the input-shape

Definition at line 558 of file SpringbackCorrection.cpp.

References EdgeStruct::aFace, EdgeStruct::anEdge, MeshCore::MeshKernel::Assign(), cMin, MeshCore::MeshKernel::CountFacets(), EdgeMap, MeshCore::MeshTopoAlgorithm::FlipNormals(), MeshCore::MeshKernel::GetFacet(), MeshCore::MeshKernel::GetFacets(), MeshCore::MeshGeomFacet::GetNormal(), MeshCore::MeshKernel::GetPoints(), MeshCore::MeshTopoAlgorithm::HarmonizeNormals(), m_CadMesh, KDL::max(), EdgeStruct::MaxOffset, MeshCurvature(), MeshMap, EdgeStruct::MinOffset, best_fit::Tesselate_Shape(), TransferFaceTriangulationtoFreeCAD(), and Base::Vector3< _Precision >::z.

Referenced by CamGui::Cutting::on_best_fit_go_button_clicked().

bool SpringbackCorrection::Init_Setting ( struct CuttingToolsSettings & set )

get external setting-parameters

Definition at line 663 of file SpringbackCorrection.cpp.

Referenced by CamGui::Cutting::on_best_fit_go_button_clicked().

std::vector< int > SpringbackCorrection::InitFaceCheck	(	MeshCore::MeshKernel &	mesh,
		int	deg_tol
	)

computes current angles of all triangles and sets the property value of the critical triangles to zero

Parameters:

	mesh	input-mesh
	deg_tol	limiting forming-angle

Definition at line 1079 of file SpringbackCorrection.cpp.

References KDL::acos(), Base::Builder3D::addSingleArrow(), MeshCore::MeshKernel::Assign(), MeshCore::MeshKernel::CountFacets(), MeshCore::MeshKernel::GetFacet(), MeshCore::MeshKernel::GetFacets(), MeshCore::MeshGeomFacet::GetGravityPoint(), MeshCore::MeshGeomFacet::GetNormal(), MeshCore::MeshKernel::GetPoints(), KDL::log(), Base::Vector3< _Precision >::Normalize(), KDL::PI, Base::Builder3D::saveToFile(), MeshCore::MeshFacetArray::SetProperty(), and Base::Vector3< _Precision >::z.

Referenced by Perform().

bool SpringbackCorrection::Load	(	const TopoDS_Shape &	aShape,
		const MeshCore::MeshKernel &	aMesh
	)

loads input-shape and -mesh

Definition at line 122 of file SpringbackCorrection.cpp.

References MeshCore::MeshKernel::CountFacets(), EdgeMap, MeshCore::MeshTopoAlgorithm::FlipNormals(), MeshCore::MeshKernel::GetFacet(), MeshCore::MeshGeomFacet::GetNormal(), MeshCore::MeshTopoAlgorithm::HarmonizeNormals(), m_CadMesh, m_Mesh, MeshMap, best_fit::Tesselate_Shape(), and Base::Vector3< _Precision >::z.

bool SpringbackCorrection::Load ( const TopoDS_Shape & aShape )

loads input-shape

Definition at line 117 of file SpringbackCorrection.cpp.

bool SpringbackCorrection::Load ( const MeshCore::MeshKernel & aMesh )

loads input-mesh

Definition at line 109 of file SpringbackCorrection.cpp.

Referenced by CamGui::Cutting::on_best_fit_go_button_clicked(), CamGui::Cutting::on_best_fit_mesh2_button_clicked(), and CamGui::Cutting::on_best_fit_mesh_button_clicked().

std::vector< double > SpringbackCorrection::MeshCurvature	(	const TopoDS_Face &	aFace,
		const MeshCore::MeshKernel &	mesh
	)

Computes mesh-based curvature-values at each mesh-point.

Parameters:

	aFace
	mesh	input-mesh

Todo:: undocumented parameter aFace

Definition at line 1978 of file SpringbackCorrection.cpp.

References Mod::PartDesign::Scripts::Gear::c1, MeshCore::MeshKernel::CountFacets(), MeshCore::MeshKernel::CountPoints(), MeshCore::MeshKernel::GetFacets(), Wm4::MeshCurvature< Real >::GetMaxCurvatures(), Wm4::MeshCurvature< Real >::GetMaxDirections(), Wm4::MeshCurvature< Real >::GetMinCurvatures(), Wm4::MeshCurvature< Real >::GetMinDirections(), MeshCore::MeshPointIterator::Init(), MeshCore::MeshPointIterator::More(), MeshCore::MeshPointIterator::Next(), and KDL::sqrt().

Referenced by Init().

bool SpringbackCorrection::Perform	(	int	deg_Tol,
		bool	out
	)

main-function

Parameters:

	deg_Tol	limiting forming-angle
	out

Todo:: undocumented parameter out

Definition at line 1230 of file SpringbackCorrection.cpp.

References MeshCore::MeshBuilder::AddFacet(), Base::Builder3D::addSingleArrow(), Base::Builder3D::addSinglePoint(), MeshCore::MeshKernel::Assign(), CalcCurv(), best_fit::CompTotalError(), CuttingToolsSettings::correction_factor, MeshCore::MeshKernel::CountPoints(), draftlibs::dxfReader::error(), FaceCheck(), MeshCore::MeshBuilder::Finish(), MeshCore::MeshKernel::GetFacets(), MeshCore::MeshKernel::GetPoints(), InitFaceCheck(), MeshCore::MeshBuilder::Initialize(), Py::int, k, RobotExample::l, Base::Length, FemExample::m, best_fit::m_CadMesh, m_CadMesh, m_dist_vec, best_fit::m_error, m_Mesh_vis, m_Mesh_vis2, best_fit::m_normals, CuttingToolsSettings::master_radius, RegionEvaluate(), Base::Builder3D::saveToFile(), SetFixEdges(), MeshCore::MeshFacetArray::SetFlag(), CuttingToolsSettings::slave_radius, MeshCore::MeshFacet::VISIT, MeshCore::MeshKernel::VisitNeighbourFacets(), MovieTool::x, and MovieTool::y.

Referenced by CamGui::Cutting::on_best_fit_go_button_clicked(), and spring_back().

std::vector< std::pair< unsigned long, double > > SpringbackCorrection::RegionEvaluate	(	const MeshCore::MeshKernel &	mesh,
		std::vector< unsigned long > &	RegionFacets,
		std::vector< Base::Vector3f > &	normals
	)

computes offset-values for the inner-points of the specified region

Definition at line 1712 of file SpringbackCorrection.cpp.

References KDL::cos(), MeshCore::MeshAlgorithm::GetFacetBorders(), MeshCore::MeshKernel::GetFacets(), MeshCore::MeshKernel::GetPoints(), Base::Vector3< _Precision >::Length(), and KDL::PI.

Referenced by Perform().

bool SpringbackCorrection::SetFixEdges ( )

sets curvature-radius-value of user-specified edges to zero

Definition at line 669 of file SpringbackCorrection.cpp.

References EdgeMap, and m_FixFaces.

Referenced by Perform().

bool SpringbackCorrection::SmoothMesh	(	MeshCore::MeshKernel &	mesh,
		std::vector< int >	indicies,
		double	maxTranslation
	)

smooths specified mesh-points of the input-mesh

Parameters:

	mesh	input-mesh
	indicies	vector of indicies of the mesh-points for smoothing
	maxTranslation	value wich stands for the maximum deviation from the initial-mesh

Definition at line 948 of file SpringbackCorrection.cpp.

References MeshCore::MeshGeomFacet::_aclPoints, MeshCore::MeshKernel::AddFacet(), Base::Builder3D::addSingleArrow(), Base::Builder3D::addSinglePoint(), MeshCore::MeshKernel::Assign(), MeshCore::MeshEigensystem::Evaluate(), MeshCore::MeshKernel::GetFacets(), MeshCore::MeshKernel::GetPoints(), KDL::log(), Base::Vector3< _Precision >::Normalize(), MeshCore::MeshPointIterator::Position(), Base::Builder3D::saveToFile(), Base::Vector3< _Precision >::Scale(), Base::Vector3< _Precision >::Set(), MeshCore::MeshPointIterator::Set(), MeshCore::MeshEigensystem::Transform(), Base::Vector3< _Precision >::x, Base::Vector3< _Precision >::y, and Base::Vector3< _Precision >::z.

bool SpringbackCorrection::SmoothMesh	(	MeshCore::MeshKernel &	mesh,
		double	maxTranslation
	)

smooths input-mesh

Parameters:

	mesh	input-mesh
	maxTranslation	value wich stands for the maximum deviation from the initial-mesh

Definition at line 849 of file SpringbackCorrection.cpp.

References MeshCore::MeshGeomFacet::_aclPoints, MeshCore::MeshKernel::AddFacet(), Base::Builder3D::addSingleArrow(), Base::Builder3D::addSinglePoint(), MeshCore::MeshKernel::Assign(), MeshCore::MeshPointIterator::Begin(), MeshCore::MeshEigensystem::Evaluate(), MeshCore::MeshKernel::GetFacets(), MeshCore::MeshKernel::GetPoints(), KDL::log(), MeshCore::MeshPointIterator::More(), MeshCore::MeshPointIterator::Next(), Base::Vector3< _Precision >::Normalize(), MeshCore::MeshPointIterator::Position(), Base::Builder3D::saveToFile(), Base::Vector3< _Precision >::Scale(), Base::Vector3< _Precision >::Set(), MeshCore::MeshEigensystem::Transform(), Base::Vector3< _Precision >::x, Base::Vector3< _Precision >::y, and Base::Vector3< _Precision >::z.

bool SpringbackCorrection::TransferFaceTriangulationtoFreeCAD	(	const TopoDS_Face &	aFace,
		MeshCore::MeshKernel &	TFaceMesh
	)

builds a mesh-kernel out of one face-triangulation

Parameters:

	aFace	face of concern
	TFaceMesh	MeshKernel where the triangulation will be stored

Definition at line 689 of file SpringbackCorrection.cpp.

References MeshCore::MeshBuilder::AddFacet(), MeshCore::MeshKernel::Clear(), MeshCore::MeshBuilder::Finish(), MeshCore::MeshBuilder::Initialize(), and Base::Vector3< _Precision >::Set().

Referenced by CalcCurv(), Deviation::GenNormals(), and Init().

bool SpringbackCorrection::Visit	(	const MeshCore::MeshFacet &	rclFacet,
		const MeshCore::MeshFacet &	rclFrom,
		unsigned long	ulFInd,
		unsigned long	ulLevel
	)			`[virtual]`