Package | Description |
---|---|
org.hipparchus.geometry.euclidean.threed |
This package provides basic 3D geometry components.
|
org.hipparchus.geometry.euclidean.twod |
This package provides basic 2D geometry components.
|
org.hipparchus.geometry.euclidean.twod.hull |
This package provides algorithms to generate the convex hull
for a set of points in an two-dimensional euclidean space.
|
org.hipparchus.geometry.spherical.oned |
This package provides basic geometry components on the 1-sphere.
|
org.hipparchus.samples | |
org.hipparchus.samples.geometry |
Modifier and Type | Method | Description |
---|---|---|
Vector2D[][] |
OutlineExtractor.getOutline(PolyhedronsSet polyhedronsSet) |
Extract the outline of a polyhedrons set.
|
Vector2D |
Plane.toSubSpace(Point<Euclidean3D> point) |
Transform a 3D space point into an in-plane point.
|
Vector2D |
Plane.toSubSpace(Vector<Euclidean3D> vector) |
Transform a space point into a sub-space point.
|
Modifier and Type | Method | Description |
---|---|---|
Vector3D |
Plane.getPointAt(Vector2D inPlane,
double offset) |
Get one point from the 3D-space.
|
Modifier and Type | Field | Description |
---|---|---|
static Vector2D |
Vector2D.NaN |
A vector with all coordinates set to NaN.
|
static Vector2D |
Vector2D.NEGATIVE_INFINITY |
A vector with all coordinates set to negative infinity.
|
static Vector2D |
Vector2D.POSITIVE_INFINITY |
A vector with all coordinates set to positive infinity.
|
static Vector2D |
Vector2D.ZERO |
Origin (coordinates: 0, 0).
|
Modifier and Type | Method | Description |
---|---|---|
Vector2D |
Vector2D.add(double factor,
Vector<Euclidean2D> v) |
Add a scaled vector to the instance.
|
Vector2D |
Vector2D.add(Vector<Euclidean2D> v) |
Add a vector to the instance.
|
Vector2D |
Segment.getEnd() |
Get the end point of the segment.
|
Vector2D |
Line.getPointAt(Vector1D abscissa,
double offset) |
Get one point from the plane.
|
Vector2D |
Segment.getStart() |
Get the start point of the segment.
|
Vector2D[][] |
PolygonsSet.getVertices() |
Get the vertices of the polygon.
|
Vector2D |
Vector2D.getZero() |
Get the null vector of the vectorial space or origin point of the affine space.
|
Vector2D |
Line.intersection(Line other) |
Get the intersection point of the instance and another line.
|
Vector2D |
SubLine.intersection(SubLine subLine,
boolean includeEndPoints) |
Get the intersection of the instance and another sub-line.
|
Vector2D |
Vector2D.negate() |
Get the opposite of the instance.
|
Vector2D |
Vector2D.normalize() |
Get a normalized vector aligned with the instance.
|
Vector2D |
Vector2DFormat.parse(String source) |
Parses a string to produce a
Vector object. |
Vector2D |
Vector2DFormat.parse(String source,
ParsePosition pos) |
Parses a string to produce a
Vector object. |
Vector2D |
Vector2D.scalarMultiply(double a) |
Multiply the instance by a scalar.
|
Vector2D |
Vector2D.subtract(double factor,
Vector<Euclidean2D> v) |
Subtract a scaled vector from the instance.
|
Vector2D |
Vector2D.subtract(Vector<Euclidean2D> p) |
Subtract a vector from the instance.
|
Vector2D |
Line.toSpace(Point<Euclidean1D> point) |
Transform a sub-space point into a space point.
|
Vector2D |
Line.toSpace(Vector<Euclidean1D> vector) |
Transform a sub-space point into a space point.
|
Modifier and Type | Method | Description |
---|---|---|
EnclosingBall<Euclidean2D,Vector2D> |
DiskGenerator.ballOnSupport(List<Vector2D> support) |
Create a ball whose boundary lies on prescribed support points.
|
Modifier and Type | Method | Description |
---|---|---|
static double |
Vector2D.angle(Vector2D v1,
Vector2D v2) |
Compute the angular separation between two vectors.
|
boolean |
Line.contains(Vector2D p) |
Check if the line contains a point.
|
double |
Vector2D.crossProduct(Vector2D p1,
Vector2D p2) |
Compute the cross-product of the instance and the given points.
|
double |
Line.distance(Vector2D p) |
Compute the distance between the instance and a point.
|
double |
Segment.distance(Vector2D p) |
Calculates the shortest distance from a point to this line segment.
|
static double |
Vector2D.distance(Vector2D p1,
Vector2D p2) |
Compute the distance between two vectors according to the L2 norm.
|
static double |
Vector2D.distanceInf(Vector2D p1,
Vector2D p2) |
Compute the distance between two vectors according to the L∞ norm.
|
static double |
Vector2D.distanceSq(Vector2D p1,
Vector2D p2) |
Compute the square of the distance between two vectors.
|
static double |
Vector2D.orientation(Vector2D p,
Vector2D q,
Vector2D r) |
Compute the orientation of a triplet of points.
|
void |
Line.reset(Vector2D p,
double alpha) |
Reset the instance as if built from a line and an angle.
|
void |
Line.reset(Vector2D p1,
Vector2D p2) |
Reset the instance as if built from two points.
|
void |
Line.translateToPoint(Vector2D p) |
Translate the line to force it passing by a point.
|
Modifier and Type | Method | Description |
---|---|---|
EnclosingBall<Euclidean2D,Vector2D> |
DiskGenerator.ballOnSupport(List<Vector2D> support) |
Create a ball whose boundary lies on prescribed support points.
|
Constructor | Description |
---|---|
Line(Vector2D p,
double angle,
double tolerance) |
Build a line from a point and an angle.
|
Line(Vector2D p1,
Vector2D p2,
double tolerance) |
Build a line from two points.
|
PolygonsSet(double hyperplaneThickness,
Vector2D... vertices) |
Build a polygon from a simple list of vertices.
|
Segment(Vector2D start,
Vector2D end,
Line line) |
Build a segment.
|
SubLine(Vector2D start,
Vector2D end,
double tolerance) |
Create a sub-line from two endpoints.
|
Vector2D(double a,
Vector2D u) |
Multiplicative constructor
Build a vector from another one and a scale factor.
|
Vector2D(double a1,
Vector2D u1,
double a2,
Vector2D u2) |
Linear constructor
Build a vector from two other ones and corresponding scale factors.
|
Vector2D(double a1,
Vector2D u1,
double a2,
Vector2D u2,
double a3,
Vector2D u3) |
Linear constructor
Build a vector from three other ones and corresponding scale factors.
|
Vector2D(double a1,
Vector2D u1,
double a2,
Vector2D u2,
double a3,
Vector2D u3,
double a4,
Vector2D u4) |
Linear constructor
Build a vector from four other ones and corresponding scale factors.
|
Modifier and Type | Method | Description |
---|---|---|
Vector2D[] |
ConvexHull2D.getVertices() |
Get the vertices of the convex hull.
|
Modifier and Type | Method | Description |
---|---|---|
Collection<Vector2D> |
MonotoneChain.findHullVertices(Collection<Vector2D> points) |
Find the convex hull vertices from the set of input points.
|
static Collection<Vector2D> |
AklToussaintHeuristic.reducePoints(Collection<Vector2D> points) |
Returns a point set that is reduced by all points for which it is safe to assume
that they are not part of the convex hull.
|
Modifier and Type | Method | Description |
---|---|---|
Collection<Vector2D> |
MonotoneChain.findHullVertices(Collection<Vector2D> points) |
Find the convex hull vertices from the set of input points.
|
ConvexHull2D |
ConvexHullGenerator2D.generate(Collection<Vector2D> points) |
Builds the convex hull from the set of input points.
|
static Collection<Vector2D> |
AklToussaintHeuristic.reducePoints(Collection<Vector2D> points) |
Returns a point set that is reduced by all points for which it is safe to assume
that they are not part of the convex hull.
|
Constructor | Description |
---|---|
ConvexHull2D(Vector2D[] vertices,
double tolerance) |
Simple constructor.
|
Modifier and Type | Method | Description |
---|---|---|
Vector2D |
S1Point.getVector() |
Get the corresponding normalized vector in the 2D euclidean space.
|
Modifier and Type | Method | Description |
---|---|---|
static Vector2D |
ClusterAlgorithmComparison.generateNoiseVector(RandomGenerator randomGenerator,
double noise) |
Modifier and Type | Method | Description |
---|---|---|
static List<Vector2D> |
ClusterAlgorithmComparison.makeBlobs(int samples,
int centers,
double clusterStd,
double min,
double max,
boolean shuffle,
RandomGenerator random) |
|
static List<Vector2D> |
LowDiscrepancyGeneratorComparison.makeCircle(int samples,
RandomVectorGenerator generator) |
|
static List<Vector2D> |
ClusterAlgorithmComparison.makeCircles(int samples,
boolean shuffle,
double noise,
double factor,
RandomGenerator random) |
|
static List<Vector2D> |
ClusterAlgorithmComparison.makeMoons(int samples,
boolean shuffle,
double noise,
RandomGenerator random) |
|
static List<Vector2D> |
ClusterAlgorithmComparison.makeRandom(int samples) |
|
static List<Vector2D> |
LowDiscrepancyGeneratorComparison.makeRandom(int samples,
RandomVectorGenerator generator) |
|
static List<Vector2D> |
LowDiscrepancyGeneratorComparison.normalize(List<Vector2D> input) |
Modifier and Type | Method | Description |
---|---|---|
static List<DoublePoint> |
ClusterAlgorithmComparison.normalize(List<Vector2D> input,
double minX,
double maxX,
double minY,
double maxY) |
|
static List<Vector2D> |
LowDiscrepancyGeneratorComparison.normalize(List<Vector2D> input) |
Constructor | Description |
---|---|
Plot(List<Vector2D> points) |
Modifier and Type | Method | Description |
---|---|---|
static List<Vector2D> |
GeometryExample.createCircle(int samples) |
|
static List<Vector2D> |
GeometryExample.createCross() |
|
static List<Vector2D> |
GeometryExample.createRandomPoints(int size) |
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