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JGEOMETRY2D::JCircle2D Class Reference

Data structure for circle in two dimensions. More...

#include <JCircle2D.hh>

Inheritance diagram for JGEOMETRY2D::JCircle2D:
JGEOMETRY2D::JPosition2D JGEOMETRY2D::JVector2D JMATH::JMath< JVector2D > JGEOMETRY3D::JCylinder3D

Public Member Functions

 JCircle2D ()
 Default constructor. More...
 
 JCircle2D (const JVector2D &point, const double r)
 Constructor. More...
 
 JCircle2D (const JVector2D &p0, const JVector2D &p1)
 Constructor. More...
 
 JCircle2D (const JVector2D &p0, const JVector2D &p1, const JVector2D &p2)
 Constructor. More...
 
template<class T >
 JCircle2D (T __begin, T __end)
 Constructor. More...
 
double getRadius () const
 Get radius. More...
 
void set (const JVector2D &p0, const JVector2D &p1)
 Set circle. More...
 
void set (const JVector2D &p0, const JVector2D &p1, const JVector2D &p2)
 Set circle. More...
 
template<class T >
void set (T __begin, T __end)
 Set circle. More...
 
bool is_inside (const JVector2D &pos) const
 Check whether given point is inside circle. More...
 
const JPosition2D & getPosition () const
 Get position. More...
 
JPosition2D & getPosition ()
 Get position. More...
 
void setPosition (const JVector2D &pos)
 Set position. More...
 
 operator JAngle2D () const
 Type conversion operator. More...
 
 operator JVersor2D () const
 Type conversion operator. More...
 
JPosition2D & rotate (const JRotation2D &R)
 Rotate. More...
 
JPosition2D & rotate_back (const JRotation2D &R)
 Rotate back. More...
 
double getDot (const JAngle2D &angle) const
 Get dot product. More...
 
double getDot (const JVersor2D &versor) const
 Get dot product. More...
 
double getDot (const JVector2D &point) const
 Get dot product. More...
 
double getDot (const JVector2D &point) const
 Get dot product. More...
 
double getPerpDot (const JAngle2D &angle) const
 Get perpendicular dot product. More...
 
double getPerpDot (const JVersor2D &dir) const
 Get perpendicular dot product. More...
 
double getPerpDot (const JVector2D &point) const
 Get perpendicular dot product. More...
 
double getPerpDot (const JVector2D &point) const
 Get perpendicular dot product. More...
 
JVector2D & transform (const JMatrix2D &T)
 Transform. More...
 
JVector2D & transform (const JMatrix2D &T)
 Transform. More...
 
double getX () const
 Get x position. More...
 
double getY () const
 Get y position. More...
 
JVector2D & negate ()
 Negate vector. More...
 
JVector2D & add (const JVector2D &vector)
 Add vector. More...
 
JVector2D & sub (const JVector2D &vector)
 Subtract vector. More...
 
JVector2D & mul (const double factor)
 Scale vector. More...
 
JVector2D & mul (const JSecond_t &object)
 Multiply with object. More...
 
JVector2D & div (const double factor)
 Scale vector. More...
 
bool equals (const JVector2D &vector, const double precision=std::numeric_limits< double >::min()) const
 Check equality. More...
 
double getLengthSquared () const
 Get length squared. More...
 
double getLength () const
 Get length. More...
 
double getDistanceSquared (const JVector2D &point) const
 Get squared of distance to point. More...
 
double getDistance (const JVector2D &point) const
 Get distance to point. More...
 

Protected Attributes

double __r
 
double __x
 
double __y
 

Private Member Functions

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

Friends

std::istream & operator>> (std::istream &in, JCircle2D &circle)
 Read circle from input stream. More...
 
std::ostream & operator<< (std::ostream &out, const JCircle2D &circle)
 Write circle to output stream. More...
 
JReader & operator>> (JReader &in, JCircle2D &circle)
 Read circle from input. More...
 
JWriter & operator<< (JWriter &out, const JCircle2D &circle)
 Write circle to output. More...
 

Detailed Description

Data structure for circle in two dimensions.

Definition at line 29 of file JCircle2D.hh.

Constructor & Destructor Documentation

◆ JCircle2D() [1/5]

JGEOMETRY2D::JCircle2D::JCircle2D ( )
inline

Default constructor.

Definition at line 36 of file JCircle2D.hh.

36  :
37  JPosition2D(),
38  __r(0.0)
39  {}

◆ JCircle2D() [2/5]

JGEOMETRY2D::JCircle2D::JCircle2D ( const JVector2D &  point,
const double  r 
)
inline

Constructor.

Parameters
pointpoint
rradius

Definition at line 48 of file JCircle2D.hh.

49  :
50  JPosition2D(point),
51  __r(r)
52  {}

◆ JCircle2D() [3/5]

JGEOMETRY2D::JCircle2D::JCircle2D ( const JVector2D &  p0,
const JVector2D &  p1 
)
inline

Constructor.

Determines circle through two points.

Parameters
p0first point
p1second point

Definition at line 62 of file JCircle2D.hh.

63  :
64  JPosition2D(),
65  __r(0.0)
66  {
67  set(p0, p1);
68  }

◆ JCircle2D() [4/5]

JGEOMETRY2D::JCircle2D::JCircle2D ( const JVector2D &  p0,
const JVector2D &  p1,
const JVector2D &  p2 
)
inline

Constructor.

Determines circle through three points.

Parameters
p0first point
p1second point
p2third point

Definition at line 79 of file JCircle2D.hh.

81  :
82  JPosition2D(),
83  __r(0.0)
84  {
85  set(p0, p1, p2);
86  }

◆ JCircle2D() [5/5]

template<class T >
JGEOMETRY2D::JCircle2D::JCircle2D ( T  __begin,
T  __end 
)
inline

Constructor.

Determines smallest enclosing circle around set of points. The type of data should have the following member methods: 

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

Reference: Computational Geometry Algorithms and Applications Authors: de Berg, M., Cheong, O., van Kreveld, M., Overmars, M.

Parameters
__beginbegin of data
__endend of data

Definition at line 107 of file JCircle2D.hh.

108  :
109  JPosition2D(),
110  __r(0.0)
111  {
112  set(__begin, __end);
113  }

Member Function Documentation

◆ getRadius()

double JGEOMETRY2D::JCircle2D::getRadius ( ) const
inline

Get radius.

Returns
radius

Definition at line 121 of file JCircle2D.hh.

122  {
123  return __r;
124  }

◆ set() [1/3]

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

Set circle.

Determines circle through two points.

Parameters
p0first point
p1second point

Definition at line 134 of file JCircle2D.hh.

136  {
137  __x = 0.5 * (p0.getX() + p1.getX());
138  __y = 0.5 * (p0.getY() + p1.getY());
139  __r = this->getDistance(p0);
140  }

◆ set() [2/3]

void JGEOMETRY2D::JCircle2D::set ( const JVector2D &  p0,
const JVector2D &  p1,
const JVector2D &  p2 
)
inline

Set circle.

Determines circle through three points.

Parameters
p0first point
p1second point
p2third point

Definition at line 151 of file JCircle2D.hh.

154  {
155  const double x0 = p2.getX() - p1.getX();
156  const double x1 = p0.getX() - p2.getX();
157  const double x2 = p1.getX() - p0.getX();
158 
159  const double y0 = p1.getY() - p2.getY();
160  const double y1 = p2.getY() - p0.getY();
161  const double y2 = p0.getY() - p1.getY();
162 
163  const double D = 2.0 * (p0.getX()*y0 + p1.getX()*y1 + p2.getX()*y2);
164 
165  if (D != 0.0) {
166 
167  const double a = p0.getLengthSquared();
168  const double b = p1.getLengthSquared();
169  const double c = p2.getLengthSquared();
170 
171  __x = (a*y0 + b*y1 + c*y2) / D;
172  __y = (a*x0 + b*x1 + c*x2) / D;
173  __r = this->getDistance(p0);
174 
175  } else {
176 
177  set(p0, p1);
178 
179  const JCircle2D c1(p1, p2);
180  const JCircle2D c2(p0, p2);
181 
182  if (c1.getRadius() > this->getRadius()) { *this = c1; }
183  if (c2.getRadius() > this->getRadius()) { *this = c2; }
184  }
185  }

◆ set() [3/3]

template<class T >
void JGEOMETRY2D::JCircle2D::set ( T  __begin,
T  __end 
)
inline

Set circle.

Determines smallest enclosing circle around set of points. 

    double getX();   // x coordinate
    double getY();   // y coordinate
Parameters
__beginbegin of data
__endend of data

Definition at line 200 of file JCircle2D.hh.

202  {
203  if (std::distance(__begin,__end) == 1) {
204 
205  __x = __begin->getX();
206  __y = __begin->getY();
207  __r = 0.0;
208 
209  } else if (std::distance(__begin,__end) > 1) {
210 
211  T j = __begin;
212 
213  const JVector2D p0(j->getX(), j->getY());
214 
215  ++j;
216 
217  const JVector2D p1(j->getX(), j->getY());
218 
219  set(p0, p1);
220 
221  while (++j != __end) {
222 
223  const JVector2D p2(j->getX(), j->getY());
224 
225  if (this->getDistance(p2) > this->getRadius()) {
226  configure(__begin, j, p2);
227  }
228  }
229  }
230  }

◆ is_inside()

bool JGEOMETRY2D::JCircle2D::is_inside ( const JVector2D &  pos) const
inline

Check whether given point is inside circle.

Parameters
posposition
Returns
true if inside; else false

Definition at line 239 of file JCircle2D.hh.

240  {
241  return (this->getDistance(pos) <= this->getRadius());
242  }

◆ configure() [1/2]

template<class T >
void JGEOMETRY2D::JCircle2D::configure ( T  __begin,
T  __end,
const JVector2D &  p0 
)
inlineprivate

Determine smallest enclosing circle.

Parameters
__beginbegin of data
__endend of data
p0point on circle

Definition at line 323 of file JCircle2D.hh.

326  {
327  this->set(JVector2D(__begin->getX(), __begin->getY()), p0);
328 
329  for (T i = __begin; ++i != __end; ) {
330 
331  const JVector2D p1(i->getX(), i->getY());
332 
333  if (this->getDistance(p1) > this->getRadius()) {
334  configure(__begin, i, p0, p1);
335  }
336  }
337  }

◆ configure() [2/2]

template<class T >
void JGEOMETRY2D::JCircle2D::configure ( T  __begin,
T  __end,
const JVector2D &  p0,
const JVector2D &  p1 
)
inlineprivate

Determine smallest enclosing circle.

Parameters
__beginbegin of data
__endend of data
p0point on circle
p1point on circle

Definition at line 349 of file JCircle2D.hh.

353  {
354  this->set(p0, p1);
355 
356  for (T i = __begin; i != __end; ++i) {
357 
358  const JVector2D p2(i->getX(), i->getY());
359 
360  if (this->getDistance(p2) > this->getRadius()) {
361 
362  const JCircle2D c1(p0, p1, p2);
363 
364  if (c1.getRadius() > this->getRadius()) { *this = c1; }
365  }
366  }
367  }

◆ getPosition() [1/2]

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

Get position.

Returns
position

Definition at line 97 of file JPosition2D.hh.

98  {
99  return static_cast<const JPosition2D&>(*this);
100  }

◆ getPosition() [2/2]

JPosition2D& JGEOMETRY2D::JPosition2D::getPosition ( )
inlineinherited

Get position.

Returns
position

Definition at line 108 of file JPosition2D.hh.

109  {
110  return static_cast<JPosition2D&>(*this);
111  }

◆ setPosition()

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

Set position.

Parameters
posposition

Definition at line 119 of file JPosition2D.hh.

120  {
121  static_cast<JVector2D&>(*this) = pos;
122  }

◆ operator JAngle2D()

JGEOMETRY2D::JPosition2D::operator JAngle2D ( ) const
inlineinherited

Type conversion operator.

Returns
angle

Definition at line 130 of file JPosition2D.hh.

131  {
132  return JAngle2D(getX(), getY());
133  }

◆ operator JVersor2D()

JGEOMETRY2D::JPosition2D::operator JVersor2D ( ) const
inlineinherited

Type conversion operator.

Returns
direction

Definition at line 141 of file JPosition2D.hh.

142  {
143  return JVersor2D(getX(), getY());
144  }

◆ rotate()

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

Rotate.

Parameters
Rrotation matrix
Returns
this position

Definition at line 153 of file JPosition2D.hh.

154  {
155  R.rotate(__x, __y);
156 
157  return *this;
158  }

◆ rotate_back()

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

Rotate back.

Parameters
Rrotation matrix
Returns
this position

Definition at line 167 of file JPosition2D.hh.

168  {
169  R.rotate_back(__x, __y);
170 
171  return *this;
172  }

◆ getDot() [1/4]

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

Get dot product.

Parameters
angleangle
Returns
dot product

Definition at line 181 of file JPosition2D.hh.

182  {
183  return
184  getX() * angle.getDX() +
185  getY() * angle.getDY();
186  }

◆ getDot() [2/4]

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

Get dot product.

Parameters
versorversor
Returns
dot product

Definition at line 195 of file JPosition2D.hh.

196  {
197  return
198  getX() * versor.getDX() +
199  getY() * versor.getDY();
200  }

◆ getDot() [3/4]

double JGEOMETRY2D::JVector2D::getDot
inlineinherited

Get dot product.

Parameters
pointvector
Returns
dot product

Definition at line 233 of file JVector2D.hh.

234  {
235  return
236  getX() * point.getX() +
237  getY() * point.getY();
238  }

◆ getDot() [4/4]

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

Get dot product.

Parameters
pointvector
Returns
dot product

Definition at line 233 of file JVector2D.hh.

234  {
235  return
236  getX() * point.getX() +
237  getY() * point.getY();
238  }

◆ getPerpDot() [1/4]

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

Get perpendicular dot product.

Parameters
angleangle
Returns
perpendicular dot product

Definition at line 209 of file JPosition2D.hh.

210  {
211  return
212  getX() * angle.getDY() -
213  getY() * angle.getDX();
214  }

◆ getPerpDot() [2/4]

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

Get perpendicular dot product.

Parameters
dirdirection
Returns
perpendicular dot product

Definition at line 223 of file JPosition2D.hh.

224  {
225  return
226  getX() * dir.getDY() -
227  getY() * dir.getDX();
228  }

◆ getPerpDot() [3/4]

double JGEOMETRY2D::JVector2D::getPerpDot
inlineinherited

Get perpendicular dot product.

Parameters
pointvector
Returns
perpendicular dot product

Definition at line 247 of file JVector2D.hh.

248  {
249  return
250  getX() * point.getY() -
251  getY() * point.getX();
252  }

◆ getPerpDot() [4/4]

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

Get perpendicular dot product.

Parameters
pointvector
Returns
perpendicular dot product

Definition at line 247 of file JVector2D.hh.

248  {
249  return
250  getX() * point.getY() -
251  getY() * point.getX();
252  }

◆ transform() [1/2]

JVector2D& JGEOMETRY2D::JVector2D::transform
inlineinherited

Transform.

Parameters
Tmatrix
Returns
this vector

Definition at line 159 of file JVector2D.hh.

160  {
161  T.transform(__x, __y);
162 
163  return *this;
164  }

◆ transform() [2/2]

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

Transform.

Parameters
Tmatrix
Returns
this vector

Definition at line 159 of file JVector2D.hh.

160  {
161  T.transform(__x, __y);
162 
163  return *this;
164  }

◆ getX()

double JGEOMETRY2D::JVector2D::getX ( ) const
inlineinherited

Get x position.

Returns
x position

Definition at line 62 of file JVector2D.hh.

63  {
64  return __x;
65  }

◆ getY()

double JGEOMETRY2D::JVector2D::getY ( ) const
inlineinherited

Get y position.

Returns
y position

Definition at line 73 of file JVector2D.hh.

74  {
75  return __y;
76  }

◆ negate()

JVector2D& JGEOMETRY2D::JVector2D::negate ( )
inlineinherited

Negate vector.

Returns
this vector

Definition at line 84 of file JVector2D.hh.

85  {
86  __x = -__x;
87  __y = -__y;
88 
89  return *this;
90  }

◆ add()

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

Add vector.

Parameters
vectorvector
Returns
this vector

Definition at line 99 of file JVector2D.hh.

100  {
101  __x += vector.getX();
102  __y += vector.getY();
103 
104  return *this;
105  }

◆ sub()

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

Subtract vector.

Parameters
vectorvector
Returns
this vector

Definition at line 114 of file JVector2D.hh.

115  {
116  __x -= vector.getX();
117  __y -= vector.getY();
118 
119  return *this;
120  }

◆ mul() [1/2]

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

Scale vector.

Parameters
factormultiplication factor
Returns
this vector

Definition at line 129 of file JVector2D.hh.

130  {
131  __x *= factor;
132  __y *= factor;
133 
134  return *this;
135  }

◆ mul() [2/2]

JVector2D & JMATH::JMath< JVector2D , JSecond_t >::mul ( const JSecond_t &  object)
inlineinherited

Multiply with object.

Parameters
objectobject
Returns
result object

Definition at line 273 of file JMath.hh.

274  {
275  return static_cast<JFirst_t&>(*this) = JCalculator<JFirst_t>::calculator.mul(static_cast<const JFirst_t&>(*this), object);
276  }

◆ div()

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

Scale vector.

Parameters
factordivision factor
Returns
this vector

Definition at line 144 of file JVector2D.hh.

145  {
146  __x /= factor;
147  __y /= factor;
148 
149  return *this;
150  }

◆ equals()

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

Check equality.

Parameters
vectorvector
Returns
true if vectors are equal; else false

Definition at line 173 of file JVector2D.hh.

175  {
176  return (fabs(getX() - vector.getX()) <= precision &&
177  fabs(getY() - vector.getY()) <= precision);
178  }

◆ getLengthSquared()

double JGEOMETRY2D::JVector2D::getLengthSquared ( ) const
inlineinherited

Get length squared.

Returns
square of length

Definition at line 186 of file JVector2D.hh.

187  {
188  return getX()*getX() + getY()*getY();
189  }

◆ getLength()

double JGEOMETRY2D::JVector2D::getLength ( ) const
inlineinherited

Get length.

Returns
length

Definition at line 197 of file JVector2D.hh.

198  {
199  return sqrt(getLengthSquared());
200  }

◆ getDistanceSquared()

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

Get squared of distance to point.

Parameters
pointpoint
Returns
square of distance

Definition at line 209 of file JVector2D.hh.

210  {
211  return JVector2D(point).sub(*this).getLengthSquared();
212  }

◆ getDistance()

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

Get distance to point.

Parameters
pointpoint
Returns
distance

Definition at line 221 of file JVector2D.hh.

222  {
223  return sqrt(getDistanceSquared(point));
224  }

Friends And Related Function Documentation

◆ operator>> [1/2]

std::istream& operator>> ( std::istream &  in,
JCircle2D &  circle 
)
friend

Read circle from input stream.

Parameters
ininput stream
circlecircle
Returns
input stream

Definition at line 252 of file JCircle2D.hh.

253  {
254  in >> static_cast<JPosition2D&>(circle);
255  in >> circle.__r;
256 
257  return in;
258  }

◆ operator<< [1/2]

std::ostream& operator<< ( std::ostream &  out,
const JCircle2D &  circle 
)
friend

Write circle to output stream.

Parameters
outoutput stream
circlecircle
Returns
output stream

Definition at line 268 of file JCircle2D.hh.

269  {
270  out << static_cast<const JPosition2D&>(circle);
271  out << ' ';
272  out << circle.__r;
273 
274  return out;
275  }

◆ operator>> [2/2]

JReader& operator>> ( JReader &  in,
JCircle2D &  circle 
)
friend

Read circle from input.

Parameters
inreader
circlecircle
Returns
reader

Definition at line 285 of file JCircle2D.hh.

286  {
287  in >> static_cast<JPosition2D&>(circle);
288  in >> circle.__r;
289 
290  return in;
291  }

◆ operator<< [2/2]

JWriter& operator<< ( JWriter &  out,
const JCircle2D &  circle 
)
friend

Write circle to output.

Parameters
outwriter
circlecircle
Returns
writer

Definition at line 301 of file JCircle2D.hh.

302  {
303  out << static_cast<const JPosition2D&>(circle);
304  out << circle.__r;
305 
306  return out;
307  }

Member Data Documentation

◆ __r

double JGEOMETRY2D::JCircle2D::__r
protected

Definition at line 311 of file JCircle2D.hh.

◆ __x

double JGEOMETRY2D::JVector2D::__x
protectedinherited

Definition at line 255 of file JVector2D.hh.

◆ __y

double JGEOMETRY2D::JVector2D::__y
protectedinherited

Definition at line 256 of file JVector2D.hh.

The documentation for this class was generated from the following file:
JGEOMETRY2D::JRotation2D::rotate_back
void rotate_back(double &__x, double &__y) const
Rotate back.
Definition: JRotation2D.hh:112
JGEOMETRY2D::JAngle2D::getDX
double getDX() const
Get x direction.
Definition: JAngle2D.hh:81
JGEOMETRY2D::JCircle2D
Data structure for circle in two dimensions.
Definition: JCircle2D.hh:29
JGEOMETRY2D::JVector2D::getLengthSquared
double getLengthSquared() const
Get length squared.
Definition: JVector2D.hh:186
c1
TCanvas * c1
Global variables to handle mouse events.
Definition: JDrawModule3D.cc:34
JTOOLS::j
int j
Definition: JPolint.hh:634
distance
std::vector< T >::difference_type distance(typename std::vector< T >::const_iterator first, typename PhysicsEvent::const_iterator< T > second)
Specialisation of STL distance.
Definition: PhysicsEvent.hh:434
JGEOMETRY2D::JCircle2D::getRadius
double getRadius() const
Get radius.
Definition: JCircle2D.hh:121
JGEOMETRY2D::JPosition2D::JPosition2D
JPosition2D()
Default constructor.
Definition: JPosition2D.hh:43
JGEOMETRY2D::JVector2D::getDistanceSquared
double getDistanceSquared(const JVector2D &point) const
Get squared of distance to point.
Definition: JVector2D.hh:209
JGEOMETRY2D::JRotation2D::rotate
void rotate(double &__x, double &__y) const
Rotate.
Definition: JRotation2D.hh:96
JGEOMETRY2D::JVector2D::__x
double __x
Definition: JVector2D.hh:255
JGEOMETRY2D::JAngle2D::getDY
double getDY() const
Get y direction.
Definition: JAngle2D.hh:92
JGEOMETRY2D::JCircle2D::configure
void configure(T __begin, T __end, const JVector2D &p0)
Determine smallest enclosing circle.
Definition: JCircle2D.hh:323
JGEOMETRY2D::JCircle2D::__r
double __r
Definition: JCircle2D.hh:311
JGEOMETRY2D::JVector2D::getDistance
double getDistance(const JVector2D &point) const
Get distance to point.
Definition: JVector2D.hh:221
JGEOMETRY2D::JAngle2D
Data structure for angle in two dimensions.
Definition: JAngle2D.hh:31
JGEOMETRY2D::JVector2D::JVector2D
JVector2D()
Default constructor.
Definition: JVector2D.hh:38
JGEOMETRY2D::JVector2D::getX
double getX() const
Get x position.
Definition: JVector2D.hh:62
JGEOMETRY2D::JCircle2D::set
void set(const JVector2D &p0, const JVector2D &p1)
Set circle.
Definition: JCircle2D.hh:134
JGEOMETRY2D::JVersor2D::getDX
double getDX() const
Get x direction.
Definition: JVersor2D.hh:53
JMATH::JCalculator
Auxiliary class for arithmetic operations on objects.
Definition: JCalculator.hh:18
p1
TPaveText * p1
Definition: JDrawModule3D.cc:35
JTOOLS::r
data_type r[M+1]
Definition: JPolint.hh:709
JGEOMETRY2D::JVersor2D
Data structure for normalised vector in two dimensions.
Definition: JVersor2D.hh:20
JGEOMETRY2D::JVector2D::getY
double getY() const
Get y position.
Definition: JVector2D.hh:73
JGEOMETRY2D::JVersor2D::getDY
double getDY() const
Get y direction.
Definition: JVersor2D.hh:64
JGEOMETRY2D::JVector2D::__y
double __y
Definition: JVector2D.hh:256
JGEOMETRY2D::JVector2D
Data structure for vector in two dimensions.
Definition: JVector2D.hh:31
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