Trk::LineIntersection2D Struct Reference

#include <LineIntersection2D.h>

Collaboration diagram for Trk::LineIntersection2D:

Public Member Functions
	LineIntersection2D (double x1, double y1, double x2, double y2, double X1, double Y1, double X2, double Y2)

Public Attributes
bool	valid
double	interX
double	interY
double	k
double	K
double	d
double	D

Detailed Description

Definition at line 31 of file LineIntersection2D.h.

Constructor & Destructor Documentation

LineIntersection2D()

Trk::LineIntersection2D::LineIntersection2D ( double x1, double y1, double x2, double y2, double X1, double Y1, double X2, double Y2 )

inline

Definition at line 39 of file LineIntersection2D.h.

  {
    // diffs, k's and d's
    double deltax = x2 - x1;
    double deltay = y2 - y1;
    double deltaX = X2 - X1;
    double deltaY = Y2 - Y1;
    k = deltay / deltax;
    K = deltaY / deltaX;
    d = y2 - k * x2;
    D = Y2 - K * X2;
    // check if valid
    valid = ((k - K) * (k - K) > NUMERICALSTABLE);
    if (valid) {
      interX = (D - d) / (k - K);
      interY = interX * k + d;
    } else {
      interX = -99999.;
      interY = -99999.;
    }
  }

Member Data Documentation

D

double Trk::LineIntersection2D::D

Definition at line 37 of file LineIntersection2D.h.

d

double Trk::LineIntersection2D::d

Definition at line 37 of file LineIntersection2D.h.

interX

double Trk::LineIntersection2D::interX

Definition at line 35 of file LineIntersection2D.h.

interY

double Trk::LineIntersection2D::interY

Definition at line 36 of file LineIntersection2D.h.

K

double Trk::LineIntersection2D::K

Definition at line 37 of file LineIntersection2D.h.

k

double Trk::LineIntersection2D::k

Definition at line 37 of file LineIntersection2D.h.

valid

bool Trk::LineIntersection2D::valid

Definition at line 34 of file LineIntersection2D.h.

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

• LineIntersection2D.h