igeo
Interface ICurveI

All Superinterfaces:

ICurveOp, IParameter, ITransformable, IVal

All Known Subinterfaces:

ITrimCurveI

All Known Implementing Classes:

IArc, IArcGeo, ICircle, ICircleGeo, ICurve, ICurveGeo, ICurveR, IPolycurveGeo, ISpringLine, IStickLine, IStraightenerCurve, IStringLine, ITensionLine, ITensionLineOnCurve, ITrimCurve

public interface ICurveI
extends ICurveOp, ITransformable

Abstract interface of NURBS curve.

Author:

Satoru Sugihara

Method Summary

ICurveI	add(double x, double y, double z) transformation: API of ITransformable inteface
ICurveI	add(IDoubleI x, IDoubleI y, IDoubleI z)
ICurveI	add(IVecI v)
ICurveI	add(IVecI v, double f) scale add
ICurveI	add(IVecI v, IDoubleI f) scale add
IVecI	center() returns center of geometry object
IVecI	closePt(IVec2I pt) find approximately closest point on a curve on 2D
IVecI	closePt(IVecI pt) find approximately closest point on a curve
ICurveI	cp() cp() is alias of dup()
ICurveI	cp(double x, double y, double z) cp() is alias of dup().add()
ICurveI	cp(IDoubleI x, IDoubleI y, IDoubleI z)
IVecI	cp(IIntegerI i)
IVecI	cp(int i)
ICurveI	cp(IVecI v)
int	cpNum()
int	cpNum(ISwitchE e)
IIntegerI	cpNum(ISwitchR r)
IVecI[]	cps() all control points
int	deg()
int	deg(ISwitchE e)
IIntegerI	deg(ISwitchR r)
double	dist(IVec2I pt) distance to the closest point on a curve on 2D
double	dist(IVecI pt) distance to the closest point on a curve
ICurveI	div(double v)
ICurveI	div(IDoubleI v)
ICurveI	dup() duplicate the instance
IVecI	end()
IVecI	endCP()
IVecI	ep(IIntegerI i)
IVecI	ep(int i)
int	epNum()
int	epNum(ISwitchE e)
IIntegerI	epNum(ISwitchR r)
ICurveI	flip() same with neg
ICurveI	flipU() alias of rev()
ICurveGeo	get()
boolean	isClosed()
boolean	isClosed(ISwitchE e)
IBoolI	isClosed(ISwitchR r)
boolean	isRational()
boolean	isRational(ISwitchE e)
IBoolI	isRational(ISwitchR r)
boolean	isValid()
IDoubleI	knot(IIntegerI i)
double	knot(int i) close curve with the current control points.
int	knotNum()
int	knotNum(ISwitchE e)
IIntegerI	knotNum(ISwitchR r)
double[]	knots() all knot values
double[]	knots(ISwitchE e)
IDoubleI[]	knots(ISwitchR r)
double	len()
double	len(ISwitchE e)
IDouble	len(ISwitchR r)
IVecI	mid() parametrically mid point of a curve
ICurveI	mirror(IVecI planeDir) mirror is alias of ref
ICurveI	mirror(IVecI center, IVecI planeDir)
ICurveI	mul(double v)
ICurveI	mul(IDoubleI v)
ICurveI	mv(double x, double y, double z) mv() is alias of add()
ICurveI	mv(IDoubleI x, IDoubleI y, IDoubleI z)
ICurveI	mv(IVecI v)
ICurveI	neg()
int	num() change degree.
int	num(ISwitchE e)
IIntegerI	num(ISwitchR r)
IVecI	pt(double u)
IVecI	pt(IDoubleI u)
ICurveI	ref(IVecI planeDir) reflect(mirror) 3 dimensionally to the other side of the plane
ICurveI	ref(IVecI center, IVecI planeDir)
ICurveI	rev() reverse U coordintates direction of curve, without creating a new object
ICurveI	revU() alias of rev()
ICurveI	rot(IVecI axis, double angle)
ICurveI	rot(IVecI axis, IDoubleI angle) rotation around axis vector
ICurveI	rot(IVecI axis, IVecI destDir) rotate to destination direction vector
ICurveI	rot(IVecI center, IVecI axis, double angle)
ICurveI	rot(IVecI center, IVecI axis, IDoubleI angle) rotation around axis vector and center
ICurveI	rot(IVecI center, IVecI axis, IVecI destPt) rotate to destination point location
ICurveI	scale(double f)
ICurveI	scale(IDoubleI f) alias of mul
ICurveI	scale(IVecI center, double f)
ICurveI	scale(IVecI center, IDoubleI f)
ICurveI	scale1d(IVecI axis, double f) scale only in 1 direction
ICurveI	scale1d(IVecI axis, IDoubleI f)
ICurveI	scale1d(IVecI center, IVecI axis, double f)
ICurveI	scale1d(IVecI center, IVecI axis, IDoubleI f)
ICurveI	shear(double sxy, double syx, double syz, double szy, double szx, double sxz) shear operation
ICurveI	shear(IDoubleI sxy, IDoubleI syx, IDoubleI syz, IDoubleI szy, IDoubleI szx, IDoubleI sxz)
ICurveI	shear(IVecI center, double sxy, double syx, double syz, double szy, double szx, double sxz)
ICurveI	shear(IVecI center, IDoubleI sxy, IDoubleI syx, IDoubleI syz, IDoubleI szy, IDoubleI szx, IDoubleI sxz)
ICurveI	shearXY(double sxy, double syx)
ICurveI	shearXY(IDoubleI sxy, IDoubleI syx)
ICurveI	shearXY(IVecI center, double sxy, double syx)
ICurveI	shearXY(IVecI center, IDoubleI sxy, IDoubleI syx)
ICurveI	shearYZ(double syz, double szy)
ICurveI	shearYZ(IDoubleI syz, IDoubleI szy)
ICurveI	shearYZ(IVecI center, double syz, double szy)
ICurveI	shearYZ(IVecI center, IDoubleI syz, IDoubleI szy)
ICurveI	shearZX(double szx, double sxz)
ICurveI	shearZX(IDoubleI szx, IDoubleI sxz)
ICurveI	shearZX(IVecI center, double szx, double sxz)
ICurveI	shearZX(IVecI center, IDoubleI szx, IDoubleI sxz)
IVecI	start()
IVecI	startCP()
ICurveI	sub(double x, double y, double z)
ICurveI	sub(IDoubleI x, IDoubleI y, IDoubleI z)
ICurveI	sub(IVecI v)
IVecI	tan(double u)
IVecI	tan(IDoubleI u)
ICurveI	transform(IMatrix3I mat)
ICurveI	transform(IMatrix4I mat)
ICurveI	transform(IVecI xvec, IVecI yvec, IVecI zvec)
ICurveI	transform(IVecI xvec, IVecI yvec, IVecI zvec, IVecI translate)
ICurveI	translate(double x, double y, double z) translate is alias of add()
ICurveI	translate(IDoubleI x, IDoubleI y, IDoubleI z)
ICurveI	translate(IVecI v)
IDoubleI	u(IInteger epIdx, IDouble epFraction)
double	u(int epIdx, double epFraction)
double	u(ISwitchE r, IVec2I pt)
double	u(ISwitchE r, IVecI pt)
IDoubleI	u(ISwitchR r, IVec2I pt)
IDoubleI	u(ISwitchR r, IVecI pt)
double	u(IVec2I pt) approximate invert projection from 2D location to interanl parameter U
double	u(IVecI pt) approximate invert projection from 3D location to interanl parameter U (closest point on curve)
double	uend()
double	uend(ISwitchE e)
IDoubleI	uend(ISwitchR r)
double	ustart()
double	ustart(ISwitchE e)
IDoubleI	ustart(ISwitchR r)

Methods inherited from interface igeo.ITransformable

add, add, rot, rot, rot2, rot2, rot2, rot2, rot2, rot2

Method Detail

get

ICurveGeo get()

Specified by:

get in interface ICurveOp

Specified by:

get in interface IParameter

Returns:

fixed value but in wrapper class

dup

ICurveI dup()

Description copied from interface: ITransformable

duplicate the instance

Specified by:

dup in interface ITransformable

Returns:

duplicated instance

isValid

boolean isValid()

pt

IVecI pt(double u)

pt

IVecI pt(IDoubleI u)

tan

IVecI tan(double u)

tan

IVecI tan(IDoubleI u)

cp

IVecI cp(int i)

cp

IVecI cp(IIntegerI i)

ep

IVecI ep(int i)

ep

IVecI ep(IIntegerI i)

cps

IVecI[] cps()

all control points

u

double u(IVecI pt)

approximate invert projection from 3D location to interanl parameter U (closest point on curve)

u

double u(ISwitchE r,
         IVecI pt)

u

IDoubleI u(ISwitchR r,
           IVecI pt)

u

double u(IVec2I pt)

approximate invert projection from 2D location to interanl parameter U

u

double u(ISwitchE r,
         IVec2I pt)

u

IDoubleI u(ISwitchR r,
           IVec2I pt)

closePt

IVecI closePt(IVecI pt)

find approximately closest point on a curve

closePt

IVecI closePt(IVec2I pt)

find approximately closest point on a curve on 2D

dist

double dist(IVecI pt)

distance to the closest point on a curve

dist

double dist(IVec2I pt)

distance to the closest point on a curve on 2D

knot

double knot(int i)

close curve with the current control points. it changes total number of control points and knot vector dependng on the degree. new knot vector has equal default intervals destroying original variable intervals.

knot

IDoubleI knot(IIntegerI i)

knots

double[] knots()

all knot values

knots

double[] knots(ISwitchE e)

knots

IDoubleI[] knots(ISwitchR r)

knotNum

int knotNum()

knotNum

int knotNum(ISwitchE e)

knotNum

IIntegerI knotNum(ISwitchR r)

isRational

boolean isRational()

Returns:

returns true if any of control point has non-default(1.0) weight otherwise false.

isRational

boolean isRational(ISwitchE e)

isRational

IBoolI isRational(ISwitchR r)

deg

int deg()

deg

int deg(ISwitchE e)

deg

IIntegerI deg(ISwitchR r)

num

int num()

change degree. this operation is costly because it needs to rebuild the whole knots and basisFunction

num

int num(ISwitchE e)

num

IIntegerI num(ISwitchR r)

cpNum

int cpNum()

cpNum

int cpNum(ISwitchE e)

cpNum

IIntegerI cpNum(ISwitchR r)

start

IVecI start()

end

IVecI end()

startCP

IVecI startCP()

endCP

IVecI endCP()

mid

IVecI mid()

parametrically mid point of a curve

center

IVecI center()

returns center of geometry object

epNum

int epNum()

epNum

int epNum(ISwitchE e)

epNum

IIntegerI epNum(ISwitchR r)

len

double len()

len

double len(ISwitchE e)

len

IDouble len(ISwitchR r)

u

double u(int epIdx,
         double epFraction)

u

IDoubleI u(IInteger epIdx,
           IDouble epFraction)

ustart

double ustart()

uend

double uend()

ustart

double ustart(ISwitchE e)

uend

double uend(ISwitchE e)

ustart

IDoubleI ustart(ISwitchR r)

uend

IDoubleI uend(ISwitchR r)

isClosed

boolean isClosed()

isClosed

boolean isClosed(ISwitchE e)

isClosed

IBoolI isClosed(ISwitchR r)

rev

ICurveI rev()

reverse U coordintates direction of curve, without creating a new object

revU

ICurveI revU()

alias of rev()

flipU

ICurveI flipU()

alias of rev()

add

ICurveI add(double x,
            double y,
            double z)

transformation: API of ITransformable inteface

Specified by:

add in interface ITransformable

add

ICurveI add(IDoubleI x,
            IDoubleI y,
            IDoubleI z)

Specified by:

add in interface ITransformable

add

ICurveI add(IVecI v)

Specified by:

add in interface ITransformable

sub

ICurveI sub(double x,
            double y,
            double z)

Specified by:

sub in interface ITransformable

sub

ICurveI sub(IDoubleI x,
            IDoubleI y,
            IDoubleI z)

Specified by:

sub in interface ITransformable

sub

ICurveI sub(IVecI v)

Specified by:

sub in interface ITransformable

mul

ICurveI mul(IDoubleI v)

Specified by:

mul in interface ITransformable

mul

ICurveI mul(double v)

Specified by:

mul in interface ITransformable

div

ICurveI div(IDoubleI v)

Specified by:

div in interface ITransformable

div

ICurveI div(double v)

Specified by:

div in interface ITransformable

neg

ICurveI neg()

Specified by:

neg in interface ITransformable

flip

ICurveI flip()

same with neg

Specified by:

flip in interface ITransformable

add

ICurveI add(IVecI v,
            double f)

scale add

Specified by:

add in interface ITransformable

add

ICurveI add(IVecI v,
            IDoubleI f)

Description copied from interface: ITransformable

scale add

Specified by:

add in interface ITransformable

rot

ICurveI rot(IVecI axis,
            IDoubleI angle)

Description copied from interface: ITransformable

rotation around axis vector

Specified by:

rot in interface ITransformable

rot

ICurveI rot(IVecI axis,
            double angle)

Specified by:

rot in interface ITransformable

rot

ICurveI rot(IVecI center,
            IVecI axis,
            IDoubleI angle)

Description copied from interface: ITransformable

rotation around axis vector and center

Specified by:

rot in interface ITransformable

rot

ICurveI rot(IVecI center,
            IVecI axis,
            double angle)

Specified by:

rot in interface ITransformable

rot

ICurveI rot(IVecI axis,
            IVecI destDir)

rotate to destination direction vector

Specified by:

rot in interface ITransformable

rot

ICurveI rot(IVecI center,
            IVecI axis,
            IVecI destPt)

rotate to destination point location

Specified by:

rot in interface ITransformable

scale

ICurveI scale(IDoubleI f)

alias of mul

Specified by:

scale in interface ITransformable

scale

ICurveI scale(double f)

Specified by:

scale in interface ITransformable

scale

ICurveI scale(IVecI center,
              IDoubleI f)

Specified by:

scale in interface ITransformable

scale

ICurveI scale(IVecI center,
              double f)

Specified by:

scale in interface ITransformable

scale1d

ICurveI scale1d(IVecI axis,
                double f)

scale only in 1 direction

Specified by:

scale1d in interface ITransformable

scale1d

ICurveI scale1d(IVecI axis,
                IDoubleI f)

Specified by:

scale1d in interface ITransformable

scale1d

ICurveI scale1d(IVecI center,
                IVecI axis,
                double f)

Specified by:

scale1d in interface ITransformable

scale1d

ICurveI scale1d(IVecI center,
                IVecI axis,
                IDoubleI f)

Specified by:

scale1d in interface ITransformable

ref

ICurveI ref(IVecI planeDir)

reflect(mirror) 3 dimensionally to the other side of the plane

Specified by:

ref in interface ITransformable

ref

ICurveI ref(IVecI center,
            IVecI planeDir)

Specified by:

ref in interface ITransformable

mirror

ICurveI mirror(IVecI planeDir)

mirror is alias of ref

Specified by:

mirror in interface ITransformable

mirror

ICurveI mirror(IVecI center,
               IVecI planeDir)

Specified by:

mirror in interface ITransformable

shear

ICurveI shear(double sxy,
              double syx,
              double syz,
              double szy,
              double szx,
              double sxz)

shear operation

Specified by:

shear in interface ITransformable

shear

ICurveI shear(IDoubleI sxy,
              IDoubleI syx,
              IDoubleI syz,
              IDoubleI szy,
              IDoubleI szx,
              IDoubleI sxz)

Specified by:

shear in interface ITransformable

shear

ICurveI shear(IVecI center,
              double sxy,
              double syx,
              double syz,
              double szy,
              double szx,
              double sxz)

Specified by:

shear in interface ITransformable

shear

ICurveI shear(IVecI center,
              IDoubleI sxy,
              IDoubleI syx,
              IDoubleI syz,
              IDoubleI szy,
              IDoubleI szx,
              IDoubleI sxz)

Specified by:

shear in interface ITransformable

shearXY

ICurveI shearXY(double sxy,
                double syx)

Specified by:

shearXY in interface ITransformable

shearXY

ICurveI shearXY(IDoubleI sxy,
                IDoubleI syx)

Specified by:

shearXY in interface ITransformable

shearXY

ICurveI shearXY(IVecI center,
                double sxy,
                double syx)

Specified by:

shearXY in interface ITransformable

shearXY

ICurveI shearXY(IVecI center,
                IDoubleI sxy,
                IDoubleI syx)

Specified by:

shearXY in interface ITransformable

shearYZ

ICurveI shearYZ(double syz,
                double szy)

Specified by:

shearYZ in interface ITransformable

shearYZ

ICurveI shearYZ(IDoubleI syz,
                IDoubleI szy)

Specified by:

shearYZ in interface ITransformable

shearYZ

ICurveI shearYZ(IVecI center,
                double syz,
                double szy)

Specified by:

shearYZ in interface ITransformable

shearYZ

ICurveI shearYZ(IVecI center,
                IDoubleI syz,
                IDoubleI szy)

Specified by:

shearYZ in interface ITransformable

shearZX

ICurveI shearZX(double szx,
                double sxz)

Specified by:

shearZX in interface ITransformable

shearZX

ICurveI shearZX(IDoubleI szx,
                IDoubleI sxz)

Specified by:

shearZX in interface ITransformable

shearZX

ICurveI shearZX(IVecI center,
                double szx,
                double sxz)

Specified by:

shearZX in interface ITransformable

shearZX

ICurveI shearZX(IVecI center,
                IDoubleI szx,
                IDoubleI sxz)

Specified by:

shearZX in interface ITransformable

translate

ICurveI translate(double x,
                  double y,
                  double z)

translate is alias of add()

Specified by:

translate in interface ITransformable

translate

ICurveI translate(IDoubleI x,
                  IDoubleI y,
                  IDoubleI z)

Specified by:

translate in interface ITransformable

translate

ICurveI translate(IVecI v)

Specified by:

translate in interface ITransformable

transform

ICurveI transform(IMatrix3I mat)

Specified by:

transform in interface ITransformable

transform

ICurveI transform(IMatrix4I mat)

Specified by:

transform in interface ITransformable

transform

ICurveI transform(IVecI xvec,
                  IVecI yvec,
                  IVecI zvec)

Specified by:

transform in interface ITransformable

transform

ICurveI transform(IVecI xvec,
                  IVecI yvec,
                  IVecI zvec,
                  IVecI translate)

Specified by:

transform in interface ITransformable

mv

ICurveI mv(double x,
           double y,
           double z)

mv() is alias of add()

Specified by:

mv in interface ITransformable

mv

ICurveI mv(IDoubleI x,
           IDoubleI y,
           IDoubleI z)

Specified by:

mv in interface ITransformable

mv

ICurveI mv(IVecI v)

Specified by:

mv in interface ITransformable

cp

ICurveI cp()

cp() is alias of dup()

Specified by:

cp in interface ITransformable

cp

ICurveI cp(double x,
           double y,
           double z)

cp() is alias of dup().add()

Specified by:

cp in interface ITransformable

cp

ICurveI cp(IDoubleI x,
           IDoubleI y,
           IDoubleI z)

Specified by:

cp in interface ITransformable

cp

ICurveI cp(IVecI v)

Specified by:

cp in interface ITransformable