org.jscience.mathematics.geometry
Class Point1D

java.lang.Object
  org.jscience.mathematics.geometry.GeometryElement
      org.jscience.mathematics.geometry.AbstractPoint
          org.jscience.mathematics.geometry.Point1D

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

CartesianPoint1D, HomogeneousPoint1D, PointOnGeometry1D

public abstract class Point1D
extends AbstractPoint

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See Also:

Vector1D, Serialized Form

Field Summary

static Point1D

origin �P�����̌��_ (0)?

Constructor Summary

protected

Point1D() �I�u�W�F�N�g��?

Method Summary

Point1D	add(Vector1D vector) ���̓_�ɗ^����ꂽ�x�N�g���𑫂����_��Ԃ�?
int	dimension() ������Ԃ�?
Point1D	divide(double scale) ���̓_��^����ꂽ�X�P?
boolean	identical(Point1D mate) �Q�_�̓���?
boolean	is1D() �P�������ۂ���Ԃ� ?
Point1D	linearInterpolate(Point1D mate, double weightForThis) ���̓_�Ɨ^����ꂽ�_��?
Point1D	midPoint(Point1D mate) ���̓_�Ɨ^����ꂽ�_�̒��_��Ԃ�?
Point1D	multiply(double scale) ���̓_�ɗ^����ꂽ�X�P?
static CartesianPoint1D	of(double x) CartesianPoint1D �̃C���X�^���X��?
Point1D	subtract(Vector1D vector) ���̓_����^����ꂽ�x�N�g����򢂽�_��Ԃ�?
Vector1D	toVector1D() ���̓_��P�����̃x�N�g�� (Vector1D) �ɕϊ�����?
abstract double	x() �_�� X ?

Methods inherited from class org.jscience.mathematics.geometry.AbstractPoint

isPoint

Methods inherited from class org.jscience.mathematics.geometry.GeometryElement

getClassName, getToleranceForAngle, getToleranceForAngleAsObject, getToleranceForDistance, getToleranceForDistance2, getToleranceForDistanceAsObject, getToleranceForParameter, getToleranceForParameterAsObject, getToleranceForRealNumber, getToleranceForRealNumberAsObject, is2D, is3D, isCurve, isFreeform, isParametric, isPlacement, isSurface, isTransformationOperator, isVector, makeIndent, output, output

Methods inherited from class java.lang.Object

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

Field Detail

origin

public static final Point1D origin

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Constructor Detail

Point1D

protected Point1D()

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Method Detail

dimension

public int dimension()

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Specified by:

dimension in class GeometryElement

Returns:

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is1D

public boolean is1D()

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?�� true ��Ԃ�?B

Overrides:

is1D in class GeometryElement

Returns:

�P�����Ȃ̂�?A?�� true

x

public abstract double x()

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Returns:

�_�� X ?W�l

add

public Point1D add(Vector1D vector)

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Parameters:

vector - �_�ɑ����x�N�g��

Returns:

�^����ꂽ�x�N�g���𑫂����_ (this + vector)

subtract

public Point1D subtract(Vector1D vector)

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Parameters:

vector - �_�����x�N�g��

Returns:

�^����ꂽ�x�N�g����򢂽�_ (this - vector)

multiply

public Point1D multiply(double scale)

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Parameters:

scale - �X�P?[��

Returns:

(this * scale)

divide

public Point1D divide(double scale)

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Parameters:

scale - �X�P?[��

Returns:

(this / scale)

linearInterpolate

public Point1D linearInterpolate(Point1D mate,
                                 double weightForThis)

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Parameters:

mate - ?�`��Ԃ̑���ƂȂ�_

weightForThis - ��?g�ɑ΂���?d�� (����ɑ΂���?d�݂� 1 - weightForThis)

Returns:

?�`��Ԃ������ʂ̓_ (weightForThis * this + (1 - weightForThis) * mate)

midPoint

public Point1D midPoint(Point1D mate)

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Parameters:

mate - ���_��?�߂鑊��ƂȂ�_

Returns:

���_ (0.5 * this + 0.5 * mate)

identical

public boolean identical(Point1D mate)

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Parameters:

mate - ����̑�?ۂƂȂ�_

Returns:

this �� mate ��?u�����̋��e��?�?v�ȓ�� ����̓_�ł���Ƃ݂Ȃ���� true?A����Ȃ��� false

See Also:

ConditionOfOperation

toVector1D

public Vector1D toVector1D()

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Returns:

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of

public static CartesianPoint1D of(double x)

CartesianPoint1D �̃C���X�^���X��?�?�����?B

Parameters:

x - X ?���

Returns:

CartesianPoint1D �̃C���X�^���X