org.geotools.geometry.iso.util.algorithm2D
Class RobustDeterminant
java.lang.Object
org.geotools.geometry.iso.util.algorithm2D.RobustDeterminant
public class RobustDeterminant
- extends java.lang.Object
Implements an algorithm to compute the sign of a 2x2 determinant for double
precision values robustly. It is a direct translation of code developed by
Olivier Devillers.
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
*************************************************************************
*************************************************************************
Copyright (c) 1995 by INRIA Prisme Project
BP 93 06902 Sophia Antipolis Cedex, France.
All rights reserved
*************************************************************************
Method Summary |
static int |
signOfDet2x2(double x1,
double y1,
double x2,
double y2)
|
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
RobustDeterminant
public RobustDeterminant()
signOfDet2x2
public static int signOfDet2x2(double x1,
double y1,
double x2,
double y2)
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