Class GeometricOperations_3

java.lang.Object

Jcg.geometry.GeometricOperations_3

@Deprecated
public class GeometricOperations_3
extends Object

Deprecated.

refer to class GeometricConstructions_3 and GeometricPredicates_3

Provides implementations of basic geometric predicates and constructions (in 3D)

Field Summary

Fields

Modifier and Type	Field	Description
private static final double	epsilon3	Deprecated.
private static final double	epsilon4	Deprecated.

Constructor Summary

Constructors

Constructor	Description
GeometricOperations_3()	Deprecated.

Method Summary

Modifier and Type	Method	Description
static Point_3	circumCenter(Point_3 p, Point_3 q, Point_3 r, Point_3 s)	Deprecated.
static boolean	coplanarExact(Point_3 a, Point_3 b, Point_3 c, Point_3 d)	Deprecated. Test whether four 3D points are coplanar (test is filtered)
static boolean	doIntersect(Segment_3 s, Triangle_3 t)	Deprecated. refer to Jcg.geometry.kernel.GeometricPredicates_3
static boolean	doIntersect(Triangle_3 t1, Triangle_3 t2)	Deprecated. refer to Jcg.geometry.kernel.GeometricPredicates_3
static void	main(String[] args)	Deprecated.
static int	orientation(Point_3 a, Point_3 b, Point_3 c, Point_3 d)	Deprecated. refer to Jcg.geometry.kernel.GeometricPredicates_3
static int	sideOfSphere(Point_3 p, Point_3 a, Point_3 b, Point_3 c, Point_3 d)	Deprecated. Returns the position of p with respect to the circumsphere of tetrahedron (a, b, c, d): +1 if p lies outside the sphere, -1 if p lies inside the sphere, 0 if p lies on the sphere with exact computations (slow but more reliable)
static int	sideOfTetrahedron(Point_3 p, Point_3[] t)	Deprecated. determines on which side of the tetrahedron t point p lies: -1 means inside, 0 means on the boundary, +1 means outside
static BigDecimal	squaredistanceExact(BigDecimal px, BigDecimal py, BigDecimal pz, BigDecimal qx, BigDecimal qy, BigDecimal qz)	Deprecated. Returns the square of the distance between two 3D points with exact computations (slow but more reliable)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

epsilon3

private static final double epsilon3

Deprecated.

See Also:

• Constant Field Values

epsilon4

private static final double epsilon4

Deprecated.

See Also:

• Constant Field Values

Constructor Details

GeometricOperations_3

public GeometricOperations_3()

Deprecated.

Method Details

squaredistanceExact

public static BigDecimal squaredistanceExact(BigDecimal px,
 BigDecimal py,
 BigDecimal pz,
 BigDecimal qx,
 BigDecimal qy,
 BigDecimal qz)

Deprecated.

Returns the square of the distance between two 3D points with exact computations (slow but more reliable)

Parameters:

p1 - ,p2 the two 3D points

Returns:

dist the square of the distance

doIntersect

@Deprecated
public static boolean doIntersect(Segment_3 s,
 Triangle_3 t)

Deprecated.

refer to Jcg.geometry.kernel.GeometricPredicates_3

Tests whether segment s intersects triangle t (test is filtered)

doIntersect

@Deprecated
public static boolean doIntersect(Triangle_3 t1,
 Triangle_3 t2)

Deprecated.

refer to Jcg.geometry.kernel.GeometricPredicates_3

Tests whether a triangle t1 intersects a triangle t2 (test is filtered)

coplanarExact

public static boolean coplanarExact(Point_3 a,
 Point_3 b,
 Point_3 c,
 Point_3 d)

Deprecated.

Test whether four 3D points are coplanar (test is filtered)

orientation

@Deprecated
public static int orientation(Point_3 a,
 Point_3 b,
 Point_3 c,
 Point_3 d)

Deprecated.

refer to Jcg.geometry.kernel.GeometricPredicates_3

Returns orientation of tetrahedron (a, b, c, d): +1 if orientation is direct, -1 if orientation is indirect, 0 if points are coplanar (test is filtered)

sideOfSphere

public static int sideOfSphere(Point_3 p,
 Point_3 a,
 Point_3 b,
 Point_3 c,
 Point_3 d)

Deprecated.

Returns the position of p with respect to the circumsphere of tetrahedron (a, b, c, d): +1 if p lies outside the sphere, -1 if p lies inside the sphere, 0 if p lies on the sphere with exact computations (slow but more reliable)

circumCenter

public static Point_3 circumCenter(Point_3 p,
 Point_3 q,
 Point_3 r,
 Point_3 s)

Deprecated.

sideOfTetrahedron

public static int sideOfTetrahedron(Point_3 p,
 Point_3[] t)

Deprecated.

determines on which side of the tetrahedron t point p lies: -1 means inside, 0 means on the boundary, +1 means outside

main

public static void main(String[] args)

Deprecated.