#include <geospline.h>

Inheritance diagram for lc::geo::Spline:

Collaboration diagram for lc::geo::Spline:

Public Types
enum	splineflag { CLOSED =1, PERIODIC =2, RATIONAL =4, PLANAR =8, LINEAR =16 }

Public Member Functions
	Spline (const std::vector< Coordinate > &control_points, const std::vector< double > &knotPoints, const std::vector< Coordinate > &fitPoints, int degree, bool closed, double fitTolerance, double stanx, double stany, double stanz, double etanx, double etany, double etanz, double nx, double ny, double nz, splineflag flags)

const std::vector< Coordinate > &	controlPoints () const
	control_points, Returns Control points of spline More...

short	degree () const
	degree, Returns degree of spline More...

const std::vector< double > &	knotPoints () const
	Return a vector of knotpoints. More...

const std::vector< Coordinate > &	fitPoints () const
	Return a vector of fitpoints. More...

double	fitTolerance () const
	Returns the fit point tolerance of the spline. More...

double	startTanX () const

double	startTanY () const

double	startTanZ () const

double	endTanX () const

double	endTanY () const

double	endTanZ () const

double	nX () const

double	nY () const

double	nZ () const

splineflag	flags () const

bool	closed () const
	closed, returns if spline is closed or not More...

const std::vector< BB_CSPtr >	beziers () const

void	generateBeziers ()

void	trimAtPoint (const geo::Coordinate &c)

void	populateCurve ()
	Fills the opennurbs curve with the data from spline constructor. More...

Coordinate	nearestPointOnPath (const Coordinate &coord) const
	returns the nearest Point On Path More...

Coordinate	nearestPointOnEntity (const Coordinate &coord) const
	returns the nearest Point On Entity itself. More...

virtual void	accept (GeoEntityVisitor &v) const override

Public Member Functions inherited from lc::geo::Base
virtual	~Base ()=default

Public Member Functions inherited from lc::Visitable
virtual	~Visitable ()=default

Private Attributes
const std::vector< Coordinate >	_controlPoints

const std::vector< double >	_knotPoints

const std::vector< Coordinate >	_fitPoints

const short	_degree

const bool	_closed

const double	_fitTolerance

const double	_sTanX

const double	_sTanY

const double	_sTanZ

const double	_eTanX

const double	_eTanY

const double	_eTanZ

const double	_nX

const double	_nY

const double	_nZ

ts::BSpline	_splineCurve

std::vector< BB_CSPtr >	_beziers

const splineflag	_flags

Detailed Description

Definition at line 15 of file geospline.h.

Member Enumeration Documentation

enum lc::geo::Spline::splineflag

Enumerator
CLOSED
PERIODIC
RATIONAL
PLANAR
LINEAR

Definition at line 17 of file geospline.h.

                                 {
                     CLOSED=1,
                     PERIODIC=2,
                     RATIONAL=4,
                     PLANAR=8,
                     LINEAR=16
                 };

Constructor & Destructor Documentation

lc::geo::Spline::Spline	(	const std::vector< Coordinate > &	control_points,
		const std::vector< double > &	knotPoints,
		const std::vector< Coordinate > &	fitPoints,
		int	degree,
		bool	closed,
		double	fitTolerance,
		double	stanx,
		double	stany,
		double	stanz,
		double	etanx,
		double	etany,
		double	etanz,
		double	nx,
		double	ny,
		double	nz,
		splineflag	flags
	)

inline

Definition at line 24 of file geospline.h.

                                                                           :
                         Base(),
                         _controlPoints(control_points),
                         _knotPoints(knotPoints),
                         _fitPoints(fitPoints),
                         _degree(degree), _closed(closed),
                         _fitTolerance(fitTolerance),
                         _sTanX(stanx), _sTanY(stany), _sTanZ(stanz),
                         _eTanX(etanx), _eTanY(etany), _eTanZ(etanz),
                         _nX(nx), _nY(ny), _nZ(nz), _flags(flags) {
                     populateCurve();
                     generateBeziers();
                 }

Member Function Documentation

virtual void lc::geo::Spline::accept ( GeoEntityVisitor & v ) const

inlineoverridevirtual

Implements lc::Visitable.

Reimplemented in lc::entity::Spline.

Definition at line 122 of file geospline.h.

122 { v.visit(*this); }

const std::vector< BB_CSPtr > Spline::beziers ( ) const

Definition at line 102 of file geospline.cpp.

                                                 {
     return _beziers;
 }

bool Spline::closed ( ) const

closed, returns if spline is closed or not

Returns: bool closed

Definition at line 10 of file geospline.cpp.

                           {
     return _closed;
 }

const std::vector< Coordinate > & Spline::controlPoints ( ) const

control_points, Returns Control points of spline

Returns: vector<Coordinate> controlpoints

Definition at line 6 of file geospline.cpp.

                                                          {
     return _controlPoints;
 }

short Spline::degree ( ) const

degree, Returns degree of spline

Returns: int degree

Definition at line 14 of file geospline.cpp.

                            {
     return _degree;
 }

double Spline::endTanX ( ) const

Definition at line 40 of file geospline.cpp.

                              {
     return _eTanX;
 }

double Spline::endTanY ( ) const

Definition at line 44 of file geospline.cpp.

                              {
     return _eTanY;
 }

double Spline::endTanZ ( ) const

Definition at line 48 of file geospline.cpp.

                              {
     return _eTanZ;
 }

const std::vector< Coordinate > & Spline::fitPoints ( ) const

Return a vector of fitpoints.

Returns: vector of Coordinate

Definition at line 22 of file geospline.cpp.

                                                      {
     return _fitPoints;
 }

double Spline::fitTolerance ( ) const

Returns the fit point tolerance of the spline.

Returns: double tolerance value

Definition at line 64 of file geospline.cpp.

                                   {
     return _fitTolerance;
 }

Spline::splineflag Spline::flags ( ) const

Definition at line 61 of file geospline.cpp.

                                      {
     return _flags;
 }

void Spline::generateBeziers ( )

Definition at line 110 of file geospline.cpp.

                              {
     auto beziers = _splineCurve.toBeziers();
 
     int nbBeziers = beziers.nCtrlp() / _splineCurve.order();
     int nbCoordinate = _splineCurve.order() * _splineCurve.dim();
 
     if(_splineCurve.deg() == 2) {
         for (int i = 0; i < nbBeziers; i++) {
             std::vector<geo::Coordinate> bez;
 
             auto j = nbCoordinate * i;
             auto end = nbCoordinate * (i+1);
 
             while(j < end) {
                 lc::geo::Coordinate cp(beziers.ctrlp()[j], beziers.ctrlp()[j+1], beziers.ctrlp()[j+2]);
                 bez.push_back(cp);
                 j = j + 3;
             }
 
             _beziers.push_back(std::make_shared<Bezier>(bez.at(0),bez.at(1),bez.at(2)));
         }
     } else if(_splineCurve.deg() == 3) {
         for (int i = 0; i < nbBeziers; i++) {
             std::vector<geo::Coordinate> bez;
 
             auto j = nbCoordinate * i;
             auto end = nbCoordinate * (i+1);
 
             while(j < end) {
                 lc::geo::Coordinate cp(beziers.ctrlp()[j], beziers.ctrlp()[j+1], beziers.ctrlp()[j+2]);
                 bez.push_back(cp);
 
                 j = j + 3;
             }
 
             _beziers.push_back(std::make_shared<CubicBezier>(bez.at(0),bez.at(1),bez.at(2),bez.at(3)));
         }
     }
 }

const std::vector< double > & Spline::knotPoints ( ) const

Return a vector of knotpoints.

Returns: vector of double

Definition at line 18 of file geospline.cpp.

                                                   {
     return _knotPoints;
 }

Coordinate Spline::nearestPointOnEntity ( const Coordinate & coord ) const

returns the nearest Point On Entity itself.

Parameters

lc::geo::Coordinate coord

Returns: lc::geo::Coordinate nearest coordinate

Definition at line 74 of file geospline.cpp.

                                                                      {
     /* TODO implement
      * fix compiler warning
      */
     return Coordinate();
 }

Coordinate Spline::nearestPointOnPath ( const Coordinate & coord ) const

returns the nearest Point On Path

Parameters

lc::geo::Coordinate coord

Returns: lc::geo::Coordinate nearest coordinate

Definition at line 68 of file geospline.cpp.

                                                                    {
     /* TODO implement
      * fix compiler warning
      */
     return Coordinate();
 }

double Spline::nX ( ) const

Definition at line 52 of file geospline.cpp.

                         {
     return _nX;
 }

double Spline::nY ( ) const

Definition at line 55 of file geospline.cpp.

                         {
     return _nY;
 }

double Spline::nZ ( ) const

Definition at line 58 of file geospline.cpp.

                         {
     return _nZ;
 }

void Spline::populateCurve ( )

Fills the opennurbs curve with the data from spline constructor.

Definition at line 81 of file geospline.cpp.

                            {
     try {
         auto nbControlPoints = _controlPoints.size();
 
         _splineCurve = ts::BSpline(degree(), 3, nbControlPoints, TS_CLAMPED);
 
         //Set control points
         std::vector<ts::rational> ts_controlPoints;
         for (auto cp : _controlPoints) {
             ts_controlPoints.push_back(cp.x());
             ts_controlPoints.push_back(cp.y());
             ts_controlPoints.push_back(cp.z());
         }
 
         _splineCurve.setCtrlp(ts_controlPoints);
     }
     catch (std::runtime_error e) {
         _splineCurve = ts::BSpline();
     }
 }

double Spline::startTanX ( ) const

Definition at line 27 of file geospline.cpp.

                                {
     return _sTanX;
 }

double Spline::startTanY ( ) const

Definition at line 31 of file geospline.cpp.

                                {
     return _sTanY;
 }

double Spline::startTanZ ( ) const

Definition at line 35 of file geospline.cpp.

                                {
     return _sTanZ;
 
 }

void Spline::trimAtPoint ( const geo::Coordinate & c )

Definition at line 150 of file geospline.cpp.

                                                {
     for(const auto & bez : _beziers) {
         if(bez->boundingBox().inArea(c)) {
 
         }
     }
 }

Member Data Documentation

std::vector<BB_CSPtr> lc::geo::Spline::_beziers

private

Definition at line 147 of file geospline.h.

const bool lc::geo::Spline::_closed

private

Definition at line 130 of file geospline.h.

const std::vector<Coordinate> lc::geo::Spline::_controlPoints

private

Definition at line 125 of file geospline.h.

const short lc::geo::Spline::_degree

private

Definition at line 129 of file geospline.h.

const double lc::geo::Spline::_eTanX

private

Definition at line 138 of file geospline.h.

const double lc::geo::Spline::_eTanY

private

Definition at line 139 of file geospline.h.

const double lc::geo::Spline::_eTanZ

private

Definition at line 140 of file geospline.h.

const std::vector<Coordinate> lc::geo::Spline::_fitPoints

private

Definition at line 127 of file geospline.h.

const double lc::geo::Spline::_fitTolerance

private

Definition at line 132 of file geospline.h.

const splineflag lc::geo::Spline::_flags

private

Definition at line 148 of file geospline.h.

const std::vector<double> lc::geo::Spline::_knotPoints

private

Definition at line 126 of file geospline.h.

const double lc::geo::Spline::_nX

private

Definition at line 142 of file geospline.h.

const double lc::geo::Spline::_nY

private

Definition at line 143 of file geospline.h.

const double lc::geo::Spline::_nZ

private

Definition at line 144 of file geospline.h.

ts::BSpline lc::geo::Spline::_splineCurve

private

Definition at line 146 of file geospline.h.

const double lc::geo::Spline::_sTanX

private

Definition at line 134 of file geospline.h.

const double lc::geo::Spline::_sTanY

private

Definition at line 135 of file geospline.h.

const double lc::geo::Spline::_sTanZ

private

Definition at line 136 of file geospline.h.

The documentation for this class was generated from the following files:

lckernel/cad/geometry/geospline.h
lckernel/cad/geometry/geospline.cpp

Public Types

Public Member Functions

Private Attributes

Detailed Description

Member Enumeration Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation