Cylinder object. More...

#include <JCylinder3D.hh>

Inheritance diagram for JGEOMETRY3D::JCylinder3D:

Public Types
typedef std::pair< double, double >	intersection_type
	Type definition of intersection.

Public Member Functions
	JCylinder3D ()
	Default constructor.

	JCylinder3D (const JCircle2D &circle, const double zmin, const double zmax)
	Constructor.

template<class T >
	JCylinder3D (T __begin, T __end, const double precision=std::numeric_limits< double >::epsilon())
	Constructor.

double	getZmin () const
	Get minimal z position.

double	getZmax () const
	Get maximal z position.

void	setZmin (const double zmin)
	Set minimal z position.

void	setZmax (const double zmax)
	Set maximal z position.

JCylinder3D &	add (const JVector3D &pos)
	Add position.

void	addMargin (const double D)
	Add (safety) margin.

double	getVolume () const
	Get volume.

JPosition3D	getCenter () const
	Get centre.

bool	is_inside (const JVector3D &pos) const
	Check whether given point is inside cylinder.

double	getDistance (const JVector3D &pos) const
	Get distance between cylinder wall and given position.

double	getDistanceSquared (const JVector3D &pos) const
	Get square of distance between cylinder wall and given position.

intersection_type	getIntersection (const JAxis3D &axis) const
	Get intersection points of axis with cylinder.

double	getRadius () const
	Get radius.

void	set (const JVector2D &p0, const JVector2D &p1)
	Set circle.

void	set (const JVector2D &p0, const JVector2D &p1, const JVector2D &p2, const double precision=std::numeric_limits< double >::epsilon())
	Set circle.

template<class T >
void	set (T __begin, T __end, const double precision=std::numeric_limits< double >::epsilon())
	Set circle.

bool	is_inside (const JVector2D &pos, const double precision=std::numeric_limits< double >::min()) const
	Check whether given point is inside circle.

const JPosition2D &	getPosition () const
	Get position.

JPosition2D &	getPosition ()
	Get position.

void	setPosition (const JVector2D &pos)
	Set position.

	operator JAngle2D () const
	Type conversion operator.

	operator JVersor2D () const
	Type conversion operator.

JPosition2D &	rotate (const JRotation2D &R)
	Rotate.

JPosition2D &	rotate_back (const JRotation2D &R)
	Rotate back.

double	getDot (const JAngle2D &angle) const
	Get dot product.

double	getDot (const JVersor2D &versor) const
	Get dot product.

double	getDot (const JVector2D &point) const
	Get dot product.

double	getPerpDot (const JAngle2D &angle) const
	Get perpendicular dot product.

double	getPerpDot (const JVersor2D &dir) const
	Get perpendicular dot product.

double	getPerpDot (const JVector2D &point) const
	Get perpendicular dot product.

JVector2D &	transform (const JMatrix2D &T)
	Transform.

double	getX () const
	Get x position.

double	getY () const
	Get y position.

JVector2D &	negate ()
	Negate vector.

JVector2D &	add (const JVector2D &vector)
	Add vector.

JVector2D &	sub (const JVector2D &vector)
	Subtract vector.

JVector2D &	mul (const double factor)
	Scale vector.

JFirst_t &	mul (const JSecond_t &object)
	Multiply with object.

JVector2D &	div (const double factor)
	Scale vector.

bool	equals (const JVector2D &vector, const double precision=std::numeric_limits< double >::min()) const
	Check equality.

double	getLengthSquared () const
	Get length squared.

double	getLength () const
	Get length.

double	getDistanceSquared (const JVector2D &point) const
	Get squared of distance to point.

double	getDistance (const JVector2D &point) const
	Get distance to point.

Protected Attributes
double	zmin

double	zmax

double	__r

double	__x

double	__y

Private Member Functions
template<class T >
void	configure (T __begin, T __end, const JVector2D &p0, const double precision)
	Determine smallest enclosing circle.

template<class T >
void	configure (T __begin, T __end, const JVector2D &p0, const JVector2D &p1, const double precision)
	Determine smallest enclosing circle.

Friends
std::istream &	operator>> (std::istream &in, JCylinder3D &cylinder)
	Read cylinder from input stream.

std::ostream &	operator<< (std::ostream &out, const JCylinder3D &cylinder)
	Write cylinder to output stream.

JReader &	operator>> (JReader &in, JCylinder3D &cylinder)
	Read cylinder from input.

JWriter &	operator<< (JWriter &out, const JCylinder3D &cylinder)
	Write cylinder to output.

Detailed Description

Cylinder object.

The cylinder consists of a 2D circle in the (x,y) plane and a range in z (i.e. axis of cylinder is parallel to the z-axis).

Definition at line 39 of file JCylinder3D.hh.

Member Typedef Documentation

◆ intersection_type

std::pair<double, double> JGEOMETRY3D::JCylinder3D::intersection_type

Type definition of intersection.

Definition at line 46 of file JCylinder3D.hh.

Constructor & Destructor Documentation

◆ JCylinder3D() [1/3]

JGEOMETRY3D::JCylinder3D::JCylinder3D ( )

inline

Default constructor.

Definition at line 52 of file JCylinder3D.hh.

                  :
      JCircle2D(),
      zmin(0.0),
      zmax(0.0)
    {}

◆ JCylinder3D() [2/3]

JGEOMETRY3D::JCylinder3D::JCylinder3D	(	const JCircle2D &	circle,
		const double	zmin,
		const double	zmax )

inline

Constructor.

Parameters

circle	2D circle in (x,y)
zmin	minimal z
zmax	maximal z

Definition at line 66 of file JCylinder3D.hh.

                                       :
      JCircle2D(circle)
    {
      this->zmin = zmin;
      this->zmax = zmax;
    }

◆ JCylinder3D() [3/3]

template<class T >

JGEOMETRY3D::JCylinder3D::JCylinder3D	(	T	__begin,
		T	__end,
		const double	precision = std::numeric_limits<double>::epsilon() )

inline

Constructor.

Determines smallest enclosing cylinder for any number of points.

Parameters

__begin	begin of data
__end	end of data
precision	precision

Definition at line 86 of file JCylinder3D.hh.

                                                                             :
      JCircle2D(__begin, __end, precision),
      zmin(0.0),
      zmax(0.0)
    {
      if (__begin != __end) {
 
        zmin = std::numeric_limits<double>::max();
        zmax = std::numeric_limits<double>::lowest();
        
        for (T i = __begin; i != __end; ++i) {
          if (i->getZ() < zmin) zmin = i->getZ();
          if (i->getZ() > zmax) zmax = i->getZ();
        }
      }
    }

Member Function Documentation

◆ getZmin()

double JGEOMETRY3D::JCylinder3D::getZmin ( ) const

inline

Get minimal z position.

Returns: minimal z position

Definition at line 111 of file JCylinder3D.hh.

    { 
      return zmin;
    }

◆ getZmax()

double JGEOMETRY3D::JCylinder3D::getZmax ( ) const

inline

Get maximal z position.

Returns: maximal z position

Definition at line 122 of file JCylinder3D.hh.

    { 
      return zmax;
    }

◆ setZmin()

void JGEOMETRY3D::JCylinder3D::setZmin ( const double zmin )

inline

Set minimal z position.

Parameters

zmin	minimal z position

Definition at line 133 of file JCylinder3D.hh.

    { 
      this->zmin = zmin;
    }

◆ setZmax()

void JGEOMETRY3D::JCylinder3D::setZmax ( const double zmax )

inline

Set maximal z position.

Parameters

zmax	maximal z position

Definition at line 144 of file JCylinder3D.hh.

    { 
      this->zmax = zmax;
    }

◆ add() [1/2]

JCylinder3D & JGEOMETRY3D::JCylinder3D::add ( const JVector3D & pos )

inline

Add position.

Parameters

pos position

Returns: this cylinder

Definition at line 156 of file JCylinder3D.hh.

    {
      static_cast<JPosition2D&>(*this).add(JPosition2D(pos.getX(), pos.getY()));
 
      zmin += pos.getZ();
      zmax += pos.getZ();
                                           
      return *this;
    }

◆ addMargin()

void JGEOMETRY3D::JCylinder3D::addMargin ( const double D )

inline

Add (safety) margin.

Parameters

D margin

Definition at line 172 of file JCylinder3D.hh.

    {
      __r  += D;
      zmin -= D;
      zmax += D;
    }

◆ getVolume()

double JGEOMETRY3D::JCylinder3D::getVolume ( ) const

inline

Get volume.

Returns: volume

Definition at line 185 of file JCylinder3D.hh.

    {
      return (getZmax() - getZmin()) * JMATH::PI * getRadius() * getRadius();
    }

◆ getCenter()

JPosition3D JGEOMETRY3D::JCylinder3D::getCenter ( ) const

inline

Get centre.

Returns: centre

Definition at line 196 of file JCylinder3D.hh.

    {
      return JPosition3D(getPosition(), (getZmax() - getZmin())/2.0);
    }

◆ is_inside() [1/2]

bool JGEOMETRY3D::JCylinder3D::is_inside ( const JVector3D & pos ) const

inline

Check whether given point is inside cylinder.

Parameters

pos position

Returns: true if inside; else false

Definition at line 208 of file JCylinder3D.hh.

    {
      return (pos.getZ() >= getZmin() && 
              pos.getZ() <= getZmax() &&
              JCircle2D::is_inside(JVector2D(pos.getX(), pos.getY())));
    }

◆ getDistance() [1/2]

double JGEOMETRY3D::JCylinder3D::getDistance ( const JVector3D & pos ) const

inline

Get distance between cylinder wall and given position.

Parameters

pos position

Returns: distance

Definition at line 222 of file JCylinder3D.hh.

    {
      JVector2D D(pos);
 
      D.sub(*this);
 
      double R = D.getLength();
    
      if (R > this->getRadius()) {
 
        R -= this->getRadius();
 
        double dz = 0.0;
 
        if      (pos.getZ() > this->getZmax())
          dz = pos.getZ() - this->getZmax();
        else if (pos.getZ() < this->getZmin())
          dz = this->getZmin() - pos.getZ();
        else 
          return R;
 
        return sqrt(R*R + dz*dz);
 
      } else {
 
        if      (pos.getZ() > this->getZmax())
          return  pos.getZ() - this->getZmax();
        else if (pos.getZ() < this->getZmin())
          return this->getZmin() - pos.getZ();
        else 
          return 0.0;
      }
    }

◆ getDistanceSquared() [1/2]

double JGEOMETRY3D::JCylinder3D::getDistanceSquared ( const JVector3D & pos ) const

inline

Get square of distance between cylinder wall and given position.

Parameters

pos position

Returns: square of distance

Definition at line 263 of file JCylinder3D.hh.

    {
      const double d = getDistance(pos);
 
      return d*d;
    }

◆ getIntersection()

intersection_type JGEOMETRY3D::JCylinder3D::getIntersection ( const JAxis3D & axis ) const

inline

Get intersection points of axis with cylinder.

Parameters

axis axis

Returns: up and down stream positions along axis

Definition at line 277 of file JCylinder3D.hh.

    {
      double path[] = { 0.0, 0.0 };
 
      if (fabs(axis.getDZ()) != 0.0) {
 
        // intersection with bottom or top surface
 
        const double Z[] = { 
          axis.getDZ() > 0 ? this->getZmin() : this->getZmax(),
          axis.getDZ() > 0 ? this->getZmax() : this->getZmin()
        };
 
        for (int i = 0; i != 2; ++i) {
 
          const double u = (Z[i] - axis.getZ()) / axis.getDZ();
          const double x =  axis.getX() + u * axis.getDX() - this->getX();
          const double y =  axis.getY() + u * axis.getDY() - this->getY();
      
          if (x*x + y*y <= this->getRadius() * this->getRadius()) {
            path[i] = u;
          }
        }
      }
  
      if (fabs(axis.getDZ()) != 1.0) {
    
        // intersection with cylinder wall
 
        const double x  = axis.getX() - this->getX();
        const double y  = axis.getY() - this->getY();
        const double dx = axis.getDX();
        const double dy = axis.getDY();
        const double R  = this->getRadius();
 
        const double a  =   (dx * dx +  dy * dy);
        const double b  = 2*(dx * x  +  dy * y);
        const double c  =   (x  * x  +  y  * y)  -  R * R;
    
        const double q  = b*b - 4*a*c;
    
        if (q >= 0) {
      
          const double u[] = {
            (-b - sqrt(q)) / (2*a),
            (-b + sqrt(q)) / (2*a)
          };
      
          for (int i = 0; i != 2; ++i) {
        
            const double z = axis.getZ() + u[i] * axis.getDZ();
        
            if (z >= this->getZmin() && z <= this->getZmax()) {
              path[i] = u[i];
            }
          }
        }
      }
 
      return std::minmax(path[0], path[1]);
    }

◆ getRadius()

double JGEOMETRY2D::JCircle2D::getRadius ( ) const

inlineinherited

Get radius.

Returns: radius

Definition at line 144 of file JCircle2D.hh.

    { 
      return __r;
    }

◆ set() [1/3]

void JGEOMETRY2D::JCircle2D::set	(	const JVector2D &	p0,
		const JVector2D &	p1 )

inlineinherited

Set circle.

Determines circle through two points.

Parameters

p0	first point
p1	second point

Definition at line 157 of file JCircle2D.hh.

    {
      __x = 0.5 * (p0.getX() + p1.getX());
      __y = 0.5 * (p0.getY() + p1.getY());      
      __r = this->getDistance(p0);
    }

◆ set() [2/3]

void JGEOMETRY2D::JCircle2D::set	(	const JVector2D &	p0,
		const JVector2D &	p1,
		const JVector2D &	p2,
		const double	precision = std::numeric_limits<double>::epsilon() )

inlineinherited

Set circle.

Determines circle through three points.

Parameters

p0	first point
p1	second point
p2	third point
precision	precision

Definition at line 175 of file JCircle2D.hh.

    {
      const double x0 = p2.getX() - p1.getX();
      const double x1 = p0.getX() - p2.getX();
      const double x2 = p1.getX() - p0.getX();
 
      const double y0 = p1.getY() - p2.getY();
      const double y1 = p2.getY() - p0.getY();
      const double y2 = p0.getY() - p1.getY();
 
      const double D  = 2.0 * (p0.getX()*y0 + p1.getX()*y1 + p2.getX()*y2);
 
      if (fabs(D) > precision) {
 
        const double a = p0.getLengthSquared();
        const double b = p1.getLengthSquared();
        const double c = p2.getLengthSquared();
 
        __x = (a*y0 + b*y1 + c*y2) / D;
        __y = (a*x0 + b*x1 + c*x2) / D;
        __r = this->getDistance(p0);
 
      } else {
 
        set(p0, p1);
 
        const JCircle2D c1(p1, p2);
        const JCircle2D c2(p0, p2);
 
        if (c1.getRadius() > this->getRadius()) { *this = c1; }
        if (c2.getRadius() > this->getRadius()) { *this = c2; }
      }
    }

◆ set() [3/3]

template<class T >

void JGEOMETRY2D::JCircle2D::set	(	T	__begin,
		T	__end,
		const double	precision = std::numeric_limits<double>::epsilon() )

inlineinherited

Set circle.

Determines smallest enclosing circle around set of points.

    double getX();   // x coordinate
    double getY();   // y coordinate

Parameters

__begin	begin of data
__end	end of data
precision	precision

Definition at line 226 of file JCircle2D.hh.

    {
      if (__begin != __end) {
 
        __x = __begin->getX();
        __y = __begin->getY();
        __r = 0.0;
 
        T i = __begin;
        
        const JVector2D p0(i->getX(), i->getY());
 
        while (++i != __end && p0.getDistance(JVector2D(i->getX(), i->getY())) <= precision) {}
        
        if (i != __end) {
 
          const JVector2D p1(i->getX(), i->getY());
 
          set(p0, p1);
 
          while (++i != __end) {
 
            const JVector2D p2(i->getX(), i->getY());
 
            if (this->getDistance(p2) > this->getRadius() + precision  &&
                p0.getDistance(p2)    > precision                      &&
                p1.getDistance(p2)    > precision) {
              configure(__begin, i, p2, precision);
            }
          }
        }
      }
    }

◆ is_inside() [2/2]

bool JGEOMETRY2D::JCircle2D::is_inside	(	const JVector2D &	pos,
		const double	precision = std::numeric_limits<double>::min() ) const

inlineinherited

Check whether given point is inside circle.

Parameters

pos	position
precision	precision

Returns: true if inside; else false

Definition at line 270 of file JCircle2D.hh.

    {
      return (this->getDistance(pos) <= this->getRadius() + precision);
    }

◆ configure() [1/2]

template<class T >

void JGEOMETRY2D::JCircle2D::configure	(	T	__begin,
		T	__end,
		const JVector2D &	p0,
		const double	precision )

inlineprivateinherited

Determine smallest enclosing circle.

Parameters

__begin	begin of data
__end	end of data
p0	point on circle
precision	precision

Definition at line 358 of file JCircle2D.hh.

    {
      this->set(JVector2D(__begin->getX(), __begin->getY()), p0);
      
      for (T i = __begin; ++i != __end; ) {
 
        const JVector2D p1(i->getX(), i->getY());
 
        if (this->getDistance(p1)     > this->getRadius() + precision  &&
            p0.getDistanceSquared(p1) > precision) {
          configure(__begin, i, p0, p1, precision);
        }
      }
    }

◆ configure() [2/2]

template<class T >

void JGEOMETRY2D::JCircle2D::configure	(	T	__begin,
		T	__end,
		const JVector2D &	p0,
		const JVector2D &	p1,
		const double	precision )

inlineprivateinherited

Determine smallest enclosing circle.

Parameters

__begin	begin of data
__end	end of data
p0	point on circle
p1	point on circle
precision	precision

Definition at line 387 of file JCircle2D.hh.

    {
      this->set(p0, p1);
 
      for (T i = __begin; i != __end; ++i) {
 
        const JVector2D p2(i->getX(), i->getY());
 
        if (this->getDistance(p2)     > this->getRadius() + precision  &&
            p0.getDistanceSquared(p2) > precision                      &&
            p1.getDistanceSquared(p2) > precision) {
          this->set(p0, p1, p2, precision);
        }
      }
    }

◆ getPosition() [1/2]

const JPosition2D & JGEOMETRY2D::JPosition2D::getPosition ( ) const

inlineinherited

Get position.

Returns: position

Definition at line 98 of file JPosition2D.hh.

    {
      return static_cast<const JPosition2D&>(*this);
    }

◆ getPosition() [2/2]

JPosition2D & JGEOMETRY2D::JPosition2D::getPosition ( )

inlineinherited

Get position.

Returns: position

Definition at line 109 of file JPosition2D.hh.

    {
      return static_cast<JPosition2D&>(*this);
    }

◆ setPosition()

void JGEOMETRY2D::JPosition2D::setPosition ( const JVector2D & pos )

inlineinherited

Set position.

Parameters

pos position

Definition at line 120 of file JPosition2D.hh.

    {
      static_cast<JVector2D&>(*this) = pos;
    }

◆ operator JAngle2D()

JGEOMETRY2D::JPosition2D::operator JAngle2D ( ) const

inlineinherited

Type conversion operator.

Returns: angle

Definition at line 131 of file JPosition2D.hh.

    {
      return JAngle2D(getX(), getY());
    }

◆ operator JVersor2D()

JGEOMETRY2D::JPosition2D::operator JVersor2D ( ) const

inlineinherited

Type conversion operator.

Returns: direction

Definition at line 142 of file JPosition2D.hh.

    {
      return JVersor2D(getX(), getY());
    }

◆ rotate()

JPosition2D & JGEOMETRY2D::JPosition2D::rotate ( const JRotation2D & R )

inlineinherited

Rotate.

Parameters

R	rotation matrix

Returns: this position

Definition at line 154 of file JPosition2D.hh.

    {
      R.rotate(__x, __y);
 
      return *this;
    }

◆ rotate_back()

JPosition2D & JGEOMETRY2D::JPosition2D::rotate_back ( const JRotation2D & R )

inlineinherited

Rotate back.

Parameters

R	rotation matrix

Returns: this position

Definition at line 168 of file JPosition2D.hh.

    {
      R.rotate_back(__x, __y);
 
      return *this;
    }

◆ getDot() [1/3]

double JGEOMETRY2D::JPosition2D::getDot ( const JAngle2D & angle ) const

inlineinherited

Get dot product.

Parameters

angle angle

Returns: dot product

Definition at line 182 of file JPosition2D.hh.

    {
      return
        getX() * angle.getDX() +
        getY() * angle.getDY();
    }

◆ getDot() [2/3]

double JGEOMETRY2D::JPosition2D::getDot ( const JVersor2D & versor ) const

inlineinherited

Get dot product.

Parameters

versor versor

Returns: dot product

Definition at line 196 of file JPosition2D.hh.

    {
      return
        getX() * versor.getDX() +
        getY() * versor.getDY();
    }

◆ getDot() [3/3]

double JGEOMETRY2D::JVector2D::getDot ( const JVector2D & point ) const

inlineinherited

Get dot product.

Parameters

point vector

Returns: dot product

Definition at line 235 of file JVector2D.hh.

    {
      return
        getX() * point.getX() + 
        getY() * point.getY();
    }

◆ getPerpDot() [1/3]

double JGEOMETRY2D::JPosition2D::getPerpDot ( const JAngle2D & angle ) const

inlineinherited

Get perpendicular dot product.

Parameters

angle angle

Returns: perpendicular dot product

Definition at line 210 of file JPosition2D.hh.

    {
      return
        getX() * angle.getDY() -
        getY() * angle.getDX();
    }

◆ getPerpDot() [2/3]

double JGEOMETRY2D::JPosition2D::getPerpDot ( const JVersor2D & dir ) const

inlineinherited

Get perpendicular dot product.

Parameters

dir direction

Returns: perpendicular dot product

Definition at line 224 of file JPosition2D.hh.

    {
      return
        getX() * dir.getDY() -
        getY() * dir.getDX();
    }

◆ getPerpDot() [3/3]

double JGEOMETRY2D::JVector2D::getPerpDot ( const JVector2D & point ) const

inlineinherited

Get perpendicular dot product.

Parameters

point vector

Returns: perpendicular dot product

Definition at line 249 of file JVector2D.hh.

    {
      return
        getX() * point.getY() - 
        getY() * point.getX();
    }

◆ transform()

JVector2D & JGEOMETRY2D::JVector2D::transform ( const JMatrix2D & T )

inlineinherited

Transform.

Parameters

T matrix

Returns: this vector

Definition at line 160 of file JVector2D.hh.

    {
      T.transform(__x, __y);
 
      return *this;
    }

◆ getX()

double JGEOMETRY2D::JVector2D::getX ( ) const

inlineinherited

Get x position.

Returns: x position

Definition at line 63 of file JVector2D.hh.

    { 
      return __x;
    }

◆ getY()

double JGEOMETRY2D::JVector2D::getY ( ) const

inlineinherited

Get y position.

Returns: y position

Definition at line 74 of file JVector2D.hh.

    { 
      return __y;
    }

◆ negate()

JVector2D & JGEOMETRY2D::JVector2D::negate ( )

inlineinherited

Negate vector.

Returns: this vector

Definition at line 85 of file JVector2D.hh.

    {
      __x = -__x;
      __y = -__y;
 
      return *this;
    }

◆ add() [2/2]

JVector2D & JGEOMETRY2D::JVector2D::add ( const JVector2D & vector )

inlineinherited

Add vector.

Parameters

vector vector

Returns: this vector

Definition at line 100 of file JVector2D.hh.

    {
      __x += vector.getX();
      __y += vector.getY();
 
      return *this;
    }

◆ sub()

JVector2D & JGEOMETRY2D::JVector2D::sub ( const JVector2D & vector )

inlineinherited

Subtract vector.

Parameters

vector vector

Returns: this vector

Definition at line 115 of file JVector2D.hh.

    {
      __x -= vector.getX();
      __y -= vector.getY();
 
      return *this;
    }

◆ mul() [1/2]

JVector2D & JGEOMETRY2D::JVector2D::mul ( const double factor )

inlineinherited

Scale vector.

Parameters

factor multiplication factor

Returns: this vector

Definition at line 130 of file JVector2D.hh.

    {
      __x *= factor;
      __y *= factor;
 
      return *this;
    }

◆ mul() [2/2]

template<class JFirst_t , class JSecond_t >

JFirst_t & JMATH::JMath< JFirst_t, JSecond_t >::mul ( const JSecond_t & object )

inlineinherited

Multiply with object.

Parameters

object object

Returns: result object

Definition at line 354 of file JMath.hh.

    {
      return static_cast<JFirst_t&>(*this) = JFirst_t().mul(static_cast<const JFirst_t&>(*this), object);
    }

◆ div()

JVector2D & JGEOMETRY2D::JVector2D::div ( const double factor )

inlineinherited

Scale vector.

Parameters

factor division factor

Returns: this vector

Definition at line 145 of file JVector2D.hh.

    {
      __x /= factor;
      __y /= factor;
 
      return *this;
    }

◆ equals()

bool JGEOMETRY2D::JVector2D::equals	(	const JVector2D &	vector,
		const double	precision = std::numeric_limits<double>::min() ) const

inlineinherited

Check equality.

Parameters

vector	vector
precision	precision

Returns: true if vectors are equal; else false

Definition at line 175 of file JVector2D.hh.

    {
      return (fabs(getX() - vector.getX()) <= precision &&
              fabs(getY() - vector.getY()) <= precision);
    }

◆ getLengthSquared()

double JGEOMETRY2D::JVector2D::getLengthSquared ( ) const

inlineinherited

Get length squared.

Returns: square of length

Definition at line 188 of file JVector2D.hh.

    { 
      return getX()*getX() + getY()*getY();
    }

◆ getLength()

double JGEOMETRY2D::JVector2D::getLength ( ) const

inlineinherited

Get length.

Returns: length

Definition at line 199 of file JVector2D.hh.

    { 
      return sqrt(getLengthSquared());
    }

◆ getDistanceSquared() [2/2]

double JGEOMETRY2D::JVector2D::getDistanceSquared ( const JVector2D & point ) const

inlineinherited

Get squared of distance to point.

Parameters

point point

Returns: square of distance

Definition at line 211 of file JVector2D.hh.

    {
      return JVector2D(point).sub(*this).getLengthSquared();
    }

◆ getDistance() [2/2]

double JGEOMETRY2D::JVector2D::getDistance ( const JVector2D & point ) const

inlineinherited

Get distance to point.

Parameters

point point

Returns: distance

Definition at line 223 of file JVector2D.hh.

    {
      return sqrt(getDistanceSquared(point));
    }

Friends And Related Symbol Documentation

◆ operator>> [1/2]

std::istream & operator>>	(	std::istream &	in,
		JCylinder3D &	cylinder )

friend

Read cylinder from input stream.

Parameters

in	input stream
cylinder	cylinder

Returns: input stream

Definition at line 347 of file JCylinder3D.hh.

    {
      in >> static_cast<JCircle2D&>(cylinder);
      in >> cylinder.zmin >> cylinder.zmax;
      
      return in;
    }

◆ operator<< [1/2]

std::ostream & operator<<	(	std::ostream &	out,
		const JCylinder3D &	cylinder )

friend

Write cylinder to output stream.

Parameters

out	output stream
cylinder	cylinder

Returns: output stream

Definition at line 363 of file JCylinder3D.hh.

    {
      const JFormat format(out, getFormat<JCylinder3D>(JFormat_t(9, 3, std::ios::fixed | std::ios::showpos)));
 
      out << static_cast<const JCircle2D&>(cylinder);
      out << ' ';
      out << format << cylinder.zmin;
      out << ' ';
      out << format << cylinder.zmax;
 
      return out;
    }

◆ operator>> [2/2]

JReader & operator>>	(	JReader &	in,
		JCylinder3D &	cylinder )

friend

Read cylinder from input.

Parameters

in	reader
cylinder	cylinder

Returns: reader

Definition at line 384 of file JCylinder3D.hh.

    {
      in >> static_cast<JCircle2D&>(cylinder);
      in >> cylinder.zmin >> cylinder.zmax;
 
      return in;
    }

◆ operator<< [2/2]

JWriter & operator<<	(	JWriter &	out,
		const JCylinder3D &	cylinder )

friend

Write cylinder to output.

Parameters

out	writer
cylinder	cylinder

Returns: writer

Definition at line 400 of file JCylinder3D.hh.

    {
      out << static_cast<const JCircle2D&>(cylinder);
      out << cylinder.zmin << cylinder.zmax;
 
      return out;
    }

Member Data Documentation

◆ zmin

double JGEOMETRY3D::JCylinder3D::zmin

protected

Definition at line 410 of file JCylinder3D.hh.

◆ zmax

double JGEOMETRY3D::JCylinder3D::zmax

protected

Definition at line 411 of file JCylinder3D.hh.

◆ __r

double JGEOMETRY2D::JCircle2D::__r

protectedinherited

Definition at line 345 of file JCircle2D.hh.

◆ __x

double JGEOMETRY2D::JVector2D::__x

protectedinherited

Definition at line 257 of file JVector2D.hh.

◆ __y

double JGEOMETRY2D::JVector2D::__y

protectedinherited

Definition at line 258 of file JVector2D.hh.

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

JCylinder3D.hh

Public Types

Public Member Functions

Protected Attributes

Private Member Functions

Friends

Detailed Description

Member Typedef Documentation

◆ intersection_type

Constructor & Destructor Documentation

◆ JCylinder3D() [1/3]

◆ JCylinder3D() [2/3]

◆ JCylinder3D() [3/3]

Member Function Documentation

◆ getZmin()

◆ getZmax()

◆ setZmin()

◆ setZmax()

◆ add() [1/2]

◆ addMargin()

◆ getVolume()

◆ getCenter()

◆ is_inside() [1/2]

◆ getDistance() [1/2]

◆ getDistanceSquared() [1/2]

◆ getIntersection()

◆ getRadius()

◆ set() [1/3]

◆ set() [2/3]

◆ set() [3/3]

◆ is_inside() [2/2]

◆ configure() [1/2]

◆ configure() [2/2]

◆ getPosition() [1/2]

◆ getPosition() [2/2]

◆ setPosition()

◆ operator JAngle2D()

◆ operator JVersor2D()

◆ rotate()

◆ rotate_back()

◆ getDot() [1/3]

◆ getDot() [2/3]

◆ getDot() [3/3]

◆ getPerpDot() [1/3]

◆ getPerpDot() [2/3]

◆ getPerpDot() [3/3]

◆ transform()

◆ getX()

◆ getY()

◆ negate()

◆ add() [2/2]

◆ sub()

◆ mul() [1/2]

◆ mul() [2/2]

◆ div()

◆ equals()

◆ getLengthSquared()

◆ getLength()

◆ getDistanceSquared() [2/2]

◆ getDistance() [2/2]

Friends And Related Symbol Documentation

◆ operator>> [1/2]

◆ operator<< [1/2]

◆ operator>> [2/2]

◆ operator<< [2/2]

Member Data Documentation

◆ zmin

◆ zmax

◆ __r

◆ __x

◆ __y