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Gra zręcznościowa „Straszna Epidemia"
V1.2
Projekt Wizualizacja Danych Sensorycznych Kewin Gałuszka rok akademicki 2019/2020
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Represents two doubles as a mathematical 2D vector. Więcej...
#include <qcustomplot.h>
Metody publiczne | |
QCPVector2D () | |
QCPVector2D (double x, double y) | |
QCPVector2D (const QPoint &point) | |
QCPVector2D (const QPointF &point) | |
double | x () const |
double | y () const |
double & | rx () |
double & | ry () |
void | setX (double x) |
void | setY (double y) |
double | length () const |
double | lengthSquared () const |
QPoint | toPoint () const |
QPointF | toPointF () const |
bool | isNull () const |
void | normalize () |
QCPVector2D | normalized () const |
QCPVector2D | perpendicular () const |
double | dot (const QCPVector2D &vec) const |
double | distanceSquaredToLine (const QCPVector2D &start, const QCPVector2D &end) const |
double | distanceSquaredToLine (const QLineF &line) const |
double | distanceToStraightLine (const QCPVector2D &base, const QCPVector2D &direction) const |
QCPVector2D & | operator*= (double factor) |
QCPVector2D & | operator/= (double divisor) |
QCPVector2D & | operator+= (const QCPVector2D &vector) |
QCPVector2D & | operator-= (const QCPVector2D &vector) |
Przyjaciele | |
const QCPVector2D | operator* (double factor, const QCPVector2D &vec) |
const QCPVector2D | operator* (const QCPVector2D &vec, double factor) |
const QCPVector2D | operator/ (const QCPVector2D &vec, double divisor) |
const QCPVector2D | operator+ (const QCPVector2D &vec1, const QCPVector2D &vec2) |
const QCPVector2D | operator- (const QCPVector2D &vec1, const QCPVector2D &vec2) |
const QCPVector2D | operator- (const QCPVector2D &vec) |
Funkcje powiązane | |
(Zauważ, że to nie są metody klas.) | |
QDebug | operator<< (QDebug d, const QCPVector2D &vec) |
Represents two doubles as a mathematical 2D vector.
This class acts as a replacement for QVector2D with the advantage of double precision instead of single, and some convenience methods tailored for the QCustomPlot library.
Definicja w linii 387 pliku qcustomplot.h.
QCPVector2D::QCPVector2D | ( | ) |
Creates a QCPVector2D object and initializes the x and y coordinates to 0.
Definicja w linii 111 pliku qcustomplot.cpp.
QCPVector2D::QCPVector2D | ( | double | x, |
double | y | ||
) |
Creates a QCPVector2D object and initializes the x and y coordinates with the specified values.
Definicja w linii 121 pliku qcustomplot.cpp.
QCPVector2D::QCPVector2D | ( | const QPoint & | point | ) |
Creates a QCPVector2D object and initializes the x and y coordinates respective coordinates of the specified point.
Definicja w linii 131 pliku qcustomplot.cpp.
QCPVector2D::QCPVector2D | ( | const QPointF & | point | ) |
Creates a QCPVector2D object and initializes the x and y coordinates respective coordinates of the specified point.
Definicja w linii 141 pliku qcustomplot.cpp.
double QCPVector2D::distanceSquaredToLine | ( | const QCPVector2D & | start, |
const QCPVector2D & | end | ||
) | const |
To jest metoda przeciążona, udostępniona dla wygody. Różni się od powyższej metody tylko zestawem akceptowanych argumentów.
Returns the squared shortest distance of this vector (interpreted as a point) to the finite line segment given by start and end.
Definicja w linii 178 pliku qcustomplot.cpp.
double QCPVector2D::distanceSquaredToLine | ( | const QLineF & | line | ) | const |
To jest metoda przeciążona, udostępniona dla wygody. Różni się od powyższej metody tylko zestawem akceptowanych argumentów.
Returns the squared shortest distance of this vector (interpreted as a point) to the finite line segment given by line.
Definicja w linii 202 pliku qcustomplot.cpp.
double QCPVector2D::distanceToStraightLine | ( | const QCPVector2D & | base, |
const QCPVector2D & | direction | ||
) | const |
Returns the shortest distance of this vector (interpreted as a point) to the infinite straight line given by a base point and a direction vector.
Definicja w linii 213 pliku qcustomplot.cpp.
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inline |
Returns the dot/scalar product of this vector with the specified vector vec.
Definicja w linii 415 pliku qcustomplot.h.
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inline |
Returns whether this vector is null. A vector is null if qIsNull
returns true for both x and y coordinates, i.e. if both are binary equal to 0.
Definicja w linii 411 pliku qcustomplot.h.
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inline |
Returns the length of this vector.
Definicja w linii 406 pliku qcustomplot.h.
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inline |
Returns the squared length of this vector. In some situations, e.g. when just trying to find the shortest vector of a group, this is faster than calculating length, because it avoids calculation of a square root.
Definicja w linii 407 pliku qcustomplot.h.
void QCPVector2D::normalize | ( | ) |
Normalizes this vector. After this operation, the length of the vector is equal to 1.
Definicja w linii 152 pliku qcustomplot.cpp.
QCPVector2D QCPVector2D::normalized | ( | ) | const |
Returns a normalized version of this vector. The length of the returned vector is equal to 1.
Definicja w linii 164 pliku qcustomplot.cpp.
QCPVector2D & QCPVector2D::operator*= | ( | double | factor | ) |
Scales this vector by the given factor, i.e. the x and y components are multiplied by factor.
Definicja w linii 222 pliku qcustomplot.cpp.
QCPVector2D & QCPVector2D::operator+= | ( | const QCPVector2D & | vector | ) |
Adds the given vector to this vector component-wise.
Definicja w linii 243 pliku qcustomplot.cpp.
QCPVector2D & QCPVector2D::operator-= | ( | const QCPVector2D & | vector | ) |
subtracts the given vector from this vector component-wise.
Definicja w linii 253 pliku qcustomplot.cpp.
QCPVector2D & QCPVector2D::operator/= | ( | double | divisor | ) |
Scales this vector by the given divisor, i.e. the x and y components are divided by divisor.
Definicja w linii 233 pliku qcustomplot.cpp.
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Returns a vector perpendicular to this vector, with the same length.
Definicja w linii 414 pliku qcustomplot.h.
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Definicja w linii 398 pliku qcustomplot.h.
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inline |
Definicja w linii 399 pliku qcustomplot.h.
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inline |
Sets the x coordinate of this vector to x.
Definicja w linii 402 pliku qcustomplot.h.
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Sets the y coordinate of this vector to y.
Definicja w linii 403 pliku qcustomplot.h.
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Returns a QPoint which has the x and y coordinates of this vector, truncating any floating point information.
Definicja w linii 408 pliku qcustomplot.h.
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Returns a QPointF which has the x and y coordinates of this vector.
Definicja w linii 409 pliku qcustomplot.h.
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friend |
Definicja w linii 439 pliku qcustomplot.h.
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friend |
Definicja w linii 438 pliku qcustomplot.h.
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friend |
Definicja w linii 441 pliku qcustomplot.h.
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friend |
Definicja w linii 443 pliku qcustomplot.h.
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friend |
Definicja w linii 442 pliku qcustomplot.h.
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Definicja w linii 440 pliku qcustomplot.h.
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Prints vec in a human readable format to the qDebug output.
Definicja w linii 449 pliku qcustomplot.h.