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java.lang.Objectorg.jscience.mathematics.geometry.GeometryElement
org.jscience.mathematics.geometry.AbstractParametricCurve
org.jscience.mathematics.geometry.ParametricCurve3D
org.jscience.mathematics.geometry.BoundedCurve3D
org.jscience.mathematics.geometry.FreeformCurveWithControlPoints3D
org.jscience.mathematics.geometry.PureBezierCurve3D
public class PureBezierCurve3D
�R���� : ��L�? (��?���) �x�W�G��?��їL�?�x�W�G��?��\���N���X
���̃N���X�ɓWL�ȑ�?���\���t�B?[���h�͓BɂȂ�?B ?���_��Ȃǂ�ێ?����t�B?[���h�ɂ��Ă�?A�X?[�p?[�N���X�̉�?� ��Q?�?B
�x�W�G��?�̃p���??[�^��`��� [0, 1] �ƂȂ�?B
t ��p���??[�^�Ƃ���x�W�G��?� P(t) �̃p���?�g���b�N�\����?A�ȉ��̒ʂ�?B
n = ?���_��?� - 1
bi = controlPoints[i]
wi = weights[i]
�Ƃ���?A��L�?�x�W�G��?��
P(t) = (bi * Bn,i(t)) �̑?�a (i = 0, ..., n)
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(wi * bi * Bn,i(t)) �̑?�a
P(t) = -------------------------- (i = 0, ..., n)
(wi * Bn,i(t)) �̑?�a
������ Bn,i(t) �̓o?[���X�^�C������?��ł���?B
| Field Summary |
|---|
| Fields inherited from class org.jscience.mathematics.geometry.FreeformCurveWithControlPoints3D |
|---|
controlPoints, weights |
| Constructor Summary | |
|---|---|
PureBezierCurve3D(Point3D[] controlPoints)
? |
|
PureBezierCurve3D(Point3D[] controlPoints,
double[] weights)
? |
|
PureBezierCurve3D(Point3D[] controlPoints,
double[] weights,
boolean doCheck)
? |
|
| Methods inherited from class org.jscience.mathematics.geometry.FreeformCurveWithControlPoints3D |
|---|
allocateDoubleArray, controlPointAt, controlPoints, convRational0Deriv, convRational1Deriv, convRational2Deriv, convRational3Deriv, isFreeform, isPolynomial, isRational, makeUniformWeights, nControlPoints, setCoordinatesToDoubleArray, toDoubleArray, weightAt, weights |
| Methods inherited from class org.jscience.mathematics.geometry.BoundedCurve3D |
|---|
length, toPolyline |
| Methods inherited from class org.jscience.mathematics.geometry.ParametricCurve3D |
|---|
checkProjection, dimension, hasPolyline, identicalParameter, is3D, isComposedOfOnlyPolylines, nearestProjectFrom, nearestProjectWithDistanceFrom, pointToParameter, reverseTransformBy, transformBy, transformBy |
| Methods inherited from class org.jscience.mathematics.geometry.AbstractParametricCurve |
|---|
checkValidity, checkValidity, isClosed, isCurve, isFinite, isInfinite, isNonPeriodic, isOpen, isParametric, isPeriodic, isValid, parameterDomain |
| Methods inherited from class org.jscience.mathematics.geometry.GeometryElement |
|---|
getClassName, getToleranceForAngle, getToleranceForAngleAsObject, getToleranceForDistance, getToleranceForDistance2, getToleranceForDistanceAsObject, getToleranceForParameter, getToleranceForParameterAsObject, getToleranceForRealNumber, getToleranceForRealNumberAsObject, is1D, is2D, isPlacement, isPoint, isSurface, isTransformationOperator, isVector, makeIndent, output |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public PureBezierCurve3D(Point3D[] controlPoints)
super(controlPoints)
��Ă�?o���Ă��邾���ł���?B
controlPoints - ?���_�̔z��
public PureBezierCurve3D(Point3D[] controlPoints,
double[] weights)
super(controlPoints, weights)
��Ă�?o���Ă��邾���ł���?B
controlPoints - ?���_�̔z��weights - ?d�݂̔z��
public PureBezierCurve3D(Point3D[] controlPoints,
double[] weights,
boolean doCheck)
super(controlPoints, weights, doCheck)
��Ă�?o���Ă��邾���ł���?B
controlPoints - ?���_�̔z��?Bweights - ?d�݂̔z��doCheck - ��?��̃`�F�b�N�ⷂ邩�ǂ���| Method Detail |
|---|
public int degree()
public DoublePolynomial[] polynomial(boolean isPoly)
isPoly - ��L�?�ł��邩�ǂ���
polynomialCurve(boolean)public PolynomialCurve3D polynomialCurve(boolean isPoly)
isPoly - ��L�?�ł��邩�ǂ���
polynomial(boolean)public double length(ParameterSection pint)
length in class AbstractParametricCurvepint - ��?�̒�����?�߂�p���??[�^���
ParameterOutOfRangepublic Point3D coordinates(double param)
coordinates in class ParametricCurve3Dparam - �p���??[�^�l
ParameterOutOfRangepublic Vector3D tangentVector(double param)
tangentVector in class ParametricCurve3Dparam - �p���??[�^�l
ParameterOutOfRangepublic CurveCurvature3D curvature(double param)
curvature in class ParametricCurve3Dparam - �p���??[�^�l
ParameterOutOfRangepublic double torsion(double param)
torsion in class ParametricCurve3Dparam - �p���??[�^�l
ParameterOutOfRangepublic CurveDerivative3D evaluation(double param)
evaluation in class ParametricCurve3Dparam - �p���??[�^�l
ParameterOutOfRangepublic Point3D blossoming(double[] parameters)
parameters - �p���??[�^�l�̔z��
ParameterOutOfRange
public PointOnCurve3D[] singular()
throws IndefiniteSolutionException
singular in class ParametricCurve3DIndefiniteSolutionException - ��?�S�̂�?k�ނ��Ă���
public PointOnCurve3D[] inflexion()
throws IndefiniteSolutionException
inflexion in class ParametricCurve3DIndefiniteSolutionException - �⪕s��ł��� (���̋�?�͒�?�?�ł���)public BsplineCurve3D toBsplineCurve()
toBsplineCurve in class BoundedCurve3Dpublic BsplineCurve3D toBsplineCurve(ParameterSection pint)
toBsplineCurve in class ParametricCurve3Dpint - �L�? Bspline ��?��?�����p���??[�^���
public IntersectionPoint3D[] intersect(ParametricCurve3D mate)
throws IndefiniteSolutionException
intersect in class ParametricCurve3Dmate - ���̋�?�
IndefiniteSolutionException - �⪕s��ł���
public IntersectionPoint3D[] intersect(ParametricSurface3D mate)
throws IndefiniteSolutionException
intersect in class ParametricCurve3Dmate - ���̋Ȗ�
IndefiniteSolutionException - �⪕s��ł���public IntersectionPoint3D[] intersect(ElementarySurface3D mate)
mate - ���̋Ȗ� (��?͋Ȗ�)
public CurveCurveInterference3D[] interfere(BoundedCurve3D mate)
interfere in class BoundedCurve3Dmate - ���̋�?�
public PureBezierCurve3D[] divide(double param)
param - �p���??[�^�l
ParameterOutOfRangepublic PureBezierCurve3D truncate(ParameterSection section)
section - ?ؒf���Ďc��������\���p���??[�^���
ParameterOutOfRangepublic PointOnCurve3D[] projectFrom(Point3D mate)
projectFrom in class ParametricCurve3Dpoint - ���e���̓_
public Polyline3D toPolyline(ParameterSection section,
ToleranceForDistance tolerance)
toPolyline in class ParametricCurve3Dsection - ��?�ߎ�����p���??[�^���tolerance - �����̋��e��?�
ParameterOutOfRangepublic Point3D startPoint()
startPoint in class BoundedCurve3Dpublic Point3D endPoint()
endPoint in class BoundedCurve3Dpublic ParametricCurve3D parallelTranslate(Vector3D moveVec)
parallelTranslate in class ParametricCurve3DmoveVec - ��?s�ړ��̕��Ɨʂ�\���x�N�g��
public PureBezierCurve3D elevateOneDegree()
protected ParametricCurve3D doTransformBy(boolean reverseTransform,
CartesianTransformationOperator3D transformationOperator,
java.util.Hashtable transformedGeometries)
doTransformBy in class ParametricCurve3DreverseTransform - �t�ϊ�����̂ł���� true?A�����łȂ���� falsetransformationOperator - �I�ϊ����Z�qtransformedGeometries - ��ɓ��l�̕ϊ���{�����v�f��܂ރn�b�V���e?[�u��
protected void output(java.io.PrintWriter writer,
int indent)
output in class GeometryElementwriter - PrintWriterindent - �C���f���g��?[��GeometryElement
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