public class RobustDeterminant extends Object
The original code carries the following copyright notice:
Author : Olivier Devillers
Olivier.Devillers@sophia.inria.fr
http:/www.inria.fr:/prisme/personnel/devillers/anglais/determinant.html
Relicensed under EDL and EPL with Permission from Olivier Devillers
Copyright (c) 1995 by INRIA Prisme Project
BP 93 06902 Sophia Antipolis Cedex, France.
All rights reserved
| Constructor and Description |
|---|
RobustDeterminant() |
| Modifier and Type | Method and Description |
|---|---|
static int |
orientationIndex(Coordinate p1,
Coordinate p2,
Coordinate q)
Returns the index of the direction of the point
q relative to
a vector specified by p1-p2. |
static int |
signOfDet2x2(double x1,
double y1,
double x2,
double y2)
Computes the sign of the determinant of the 2x2 matrix
with the given entries, in a robust way.
|
public static int signOfDet2x2(double x1,
double y1,
double x2,
double y2)
public static int orientationIndex(Coordinate p1, Coordinate p2, Coordinate q)
q relative to
a vector specified by p1-p2.p1 - the origin point of the vectorp2 - the final point of the vectorq - the point to compute the direction toCopyright © 2024. All rights reserved.