Defines a 2-D point with arbitrary type coordinates. More...
#include <Point2D.h>
Public Member Functions | |
| Point2D () | |
| Default constructor. | |
| Point2D (T_ a, T_ b=T_(0)) | |
Constructor that assigns a, b to x-, y- and y-coordinates respectively. | |
| Point2D (T_ *a) | |
| Initialize point coordinates with C-array a. | |
| Point2D (const Point2D< T_ > &pt) | |
| Copy constructor. | |
| Point2D (const Point< T_ > &pt) | |
| Copy constructor from class Point. | |
| T_ & | operator() (size_t i) |
| Operator() : Non constant version. | |
| const T_ & | operator() (size_t i) const |
| Operator() : Constant version. | |
| T_ & | operator[] (size_t i) |
Operator[]: Non constant version. | |
| const T_ & | operator[] (size_t i) const |
Operator[] Constant version. | |
| Point2D< T_ > & | operator= (const Point2D< T_ > &p) |
Operator = | |
| Point2D< T_ > & | operator+= (const Point2D< T_ > &p) |
Operator += | |
| Point2D< T_ > & | operator-= (const Point2D< T_ > &p) |
Operator -= | |
| Point2D< T_ > & | operator= (const T_ &a) |
Operator = | |
| Point2D< T_ > & | operator+= (const T_ &a) |
Operator += | |
| Point2D< T_ > & | operator-= (const T_ &a) |
Operator -= | |
| Point2D< T_ > & | operator*= (const T_ &a) |
Operator *= | |
| Point2D< T_ > & | operator/= (const T_ &a) |
Operator /= | |
| bool | operator== (const Point2D< T_ > &p) |
Operator == | |
| bool | operator!= (const Point2D< T_ > &p) |
Operator != | |
| real_t | CrossProduct (const Point2D< real_t > &lp, const Point2D< real_t > &rp) |
Return Cross product of two vectors lp and rp | |
| real_t | NNorm () const |
| Return squared norm (length) of vector. | |
| real_t | Norm () const |
| Return norm (length) of vector. | |
| Point2D< real_t > | Director (const Point2D< real_t > &p) const |
| Return Director (Normalized vector) | |
| bool | isCloseTo (const Point2D< real_t > &a, real_t toler=OFELI_TOLERANCE) const |
Return true if current point is close to instance a (up to tolerance toler) | |
Public Attributes | |
| T_ | x |
| First coordinate of point. | |
| T_ | y |
| Second coordinate of point. | |
Defines a 2-D point with arbitrary type coordinates.
Operators = and () are overloaded. The actual
| T_ | Data type (double, float, complex<double>, ...) |
| Point2D | ( | T_ | a, |
| T_ | b = T_(0) ) |
Constructor that assigns a, b to x-, y- and y-coordinates respectively.
Default value for b is 0
| bool operator!= | ( | const Point2D< T_ > & | p | ) |
Operator !=
Return false if current instance is equal to p, true otherwise.
| T_ & operator() | ( | size_t | i | ) |
Operator() : Non constant version.
Values i = 1,2 correspond to x and y respectively
| const T_ & operator() | ( | size_t | i | ) | const |
Operator() : Constant version.
Values i=1,2 correspond to x and y respectively
| Point2D< T_ > & operator*= | ( | const T_ & | a | ) |
Operator *=
Multiply constant a by current instance coordinates
Operator +=
Add point p to current instance
| Point2D< T_ > & operator+= | ( | const T_ & | a | ) |
Operator +=
Add constant a to current instance coordinates
Operator -=
Subtract point p from current instance
| Point2D< T_ > & operator-= | ( | const T_ & | a | ) |
Operator -=
Subtract constant a from current instance coordinates
| Point2D< T_ > & operator/= | ( | const T_ & | a | ) |
Operator /=
Divide current instance coordinates by a
Operator =
Assign point p to current instance
| Point2D< T_ > & operator= | ( | const T_ & | a | ) |
Operator =
Assign constant a to current instance coordinates
| bool operator== | ( | const Point2D< T_ > & | p | ) |
Operator ==
Return true if current instance is equal to p, false otherwise.
| T_ & operator[] | ( | size_t | i | ) |
Operator[]: Non constant version.
Values i=0,1 correspond to x and y respectively
| const T_ & operator[] | ( | size_t | i | ) | const |
Operator[] Constant version.
Values i=0,1 correspond to x and y respectively