vecmath 1.5.2 · javax.vecmath.Point4f

Modifier and Type	Field and Description
pack-priv static final long	serialVersionUID Hides javax.vecmath.Tuple4f.serialVersionUID.

Constructor Summary

Access	Constructor and Description
public	Point4f(float the x coordinate x, float the y coordinate y, float the z coordinate z, float the w coordinate w) Constructs and initializes a Point4f from the specified xyzw coordinates.
public	Point4f(float[] the array of length 4 containing xyzw in order p) Constructs and initializes a Point4f from the array of length 4.
public	Point4f(Point4f the Point4f containing the initialization x y z w data p1) Constructs and initializes a Point4f from the specified Point4f.
public	Point4f(Point4d the Point4d containing the initialization x y z w data p1) Constructs and initializes a Point4f from the specified Point4d.
public	Point4f(Tuple4f the Tuple4f containing the initialization x y z w data t1) Constructs and initializes a Point4f from the specified Tuple4f.
public	Point4f(Tuple4d the Tuple4d containing the initialization x y z w data t1) Constructs and initializes a Point4f from the specified Tuple4d.
public	Point4f(Tuple3f the tuple to be copied t1) Constructs and initializes a Point4f from the specified Tuple3f.
public	Point4f() Constructs and initializes a Point4f to (0,0,0,0).

Method Summary

Modifier and Type	Method and Description
public final float	Returns: the distance between the two points distance(Point4f the other point p1) Computes the distance between this point and point p1.
public final float	Returns: the L-1 distance distanceL1(Point4f the other point p1) Computes the L-1 (Manhattan) distance between this point and point p1.
public final float	Returns: the L-infinite distance distanceLinf(Point4f the other point p1) Computes the L-infinite distance between this point and point p1.
public final float	Returns: the square of distance between these two points as a float distanceSquared(Point4f the other point p1) Computes the square of the distance between this point and point p1.
public final void	project(Point4f the source Point4f, which is not modified p1) Multiplies each of the x,y,z components of the Point4f parameter by 1/w, places the projected values into this point, and places a 1 as the w parameter of this point.
public final void	set(Tuple3f the tuple to be copied t1) Sets the x,y,z components of this point to the corresponding components of tuple t1.

Field Detail

serialVersionUID	back to summary
pack-priv static final long serialVersionUID Hides javax.vecmath.Tuple4f.serialVersionUID.

Constructor Detail

Point4f	back to summary
public Point4f(float x, float y, float z, float w) Constructs and initializes a Point4f from the specified xyzw coordinates. Parameters x:float the x coordinate y:float the y coordinate z:float the z coordinate w:float the w coordinate

Point4f

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public Point4f(float x, float y, float z, float w)

Constructs and initializes a Point4f from the specified xyzw coordinates.

Parameters

x:float: the x coordinate
y:float: the y coordinate
z:float: the z coordinate
w:float: the w coordinate

Point4f	back to summary
public Point4f(float[] p) Constructs and initializes a Point4f from the array of length 4. Parameters p:float[] the array of length 4 containing xyzw in order

Point4f

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public Point4f(float[] p)

Constructs and initializes a Point4f from the array of length 4.

Parameters

p:float[]: the array of length 4 containing xyzw in order

Point4f	back to summary
public Point4f(Point4f p1) Constructs and initializes a Point4f from the specified Point4f. Parameters p1:Point4f the Point4f containing the initialization x y z w data

Point4f

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public Point4f(Point4f p1)

Constructs and initializes a Point4f from the specified Point4f.

Parameters

p1:Point4f: the Point4f containing the initialization x y z w data

Point4f	back to summary
public Point4f(Point4d p1) Constructs and initializes a Point4f from the specified Point4d. Parameters p1:Point4d the Point4d containing the initialization x y z w data

Point4f

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public Point4f(Point4d p1)

Constructs and initializes a Point4f from the specified Point4d.

Parameters

p1:Point4d: the Point4d containing the initialization x y z w data

Point4f	back to summary
public Point4f(Tuple4f t1) Constructs and initializes a Point4f from the specified Tuple4f. Parameters t1:Tuple4f the Tuple4f containing the initialization x y z w data

Point4f

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public Point4f(Tuple4f t1)

Constructs and initializes a Point4f from the specified Tuple4f.

Parameters

t1:Tuple4f: the Tuple4f containing the initialization x y z w data

Point4f	back to summary
public Point4f(Tuple4d t1) Constructs and initializes a Point4f from the specified Tuple4d. Parameters t1:Tuple4d the Tuple4d containing the initialization x y z w data

Point4f

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public Point4f(Tuple4d t1)

Constructs and initializes a Point4f from the specified Tuple4d.

Parameters

t1:Tuple4d: the Tuple4d containing the initialization x y z w data

Point4f	back to summary
public Point4f(Tuple3f t1) Constructs and initializes a Point4f from the specified Tuple3f. The x,y,z components of this point are set to the corresponding components of tuple t1. The w component of this point is set to 1. Parameters t1:Tuple3f the tuple to be copied Since vecmath 1.2

Point4f

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public Point4f(Tuple3f t1)

Constructs and initializes a Point4f from the specified Tuple3f. The x,y,z components of this point are set to the corresponding components of tuple t1. The w component of this point is set to 1.

Parameters

t1:Tuple3f: the tuple to be copied

Since

vecmath 1.2

Point4f	back to summary
public Point4f() Constructs and initializes a Point4f to (0,0,0,0).

Method Detail

distance	back to summary
public final float distance(Point4f p1) Computes the distance between this point and point p1. Parameters p1:Point4f the other point Returns:float the distance between the two points

distance

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public final float distance(Point4f p1)

Computes the distance between this point and point p1.

Parameters

p1:Point4f: the other point

Returns:float

the distance between the two points

distanceL1	back to summary
public final float distanceL1(Point4f p1) Computes the L-1 (Manhattan) distance between this point and point p1. The L-1 distance is equal to: abs(x1-x2) + abs(y1-y2) + abs(z1-z2) + abs(w1-w2). Parameters p1:Point4f the other point Returns:float the L-1 distance

distanceL1

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public final float distanceL1(Point4f p1)

Computes the L-1 (Manhattan) distance between this point and point p1. The L-1 distance is equal to: abs(x1-x2) + abs(y1-y2) + abs(z1-z2) + abs(w1-w2).

Parameters

p1:Point4f: the other point

Returns:float

the L-1 distance

distanceLinf	back to summary
public final float distanceLinf(Point4f p1) Computes the L-infinite distance between this point and point p1. The L-infinite distance is equal to MAX[abs(x1-x2), abs(y1-y2), abs(z1-z2), abs(w1-w2)]. Parameters p1:Point4f the other point Returns:float the L-infinite distance

distanceLinf

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public final float distanceLinf(Point4f p1)

Computes the L-infinite distance between this point and point p1. The L-infinite distance is equal to MAX[abs(x1-x2), abs(y1-y2), abs(z1-z2), abs(w1-w2)].

Parameters

p1:Point4f: the other point

Returns:float

the L-infinite distance

distanceSquared	back to summary
public final float distanceSquared(Point4f p1) Computes the square of the distance between this point and point p1. Parameters p1:Point4f the other point Returns:float the square of distance between these two points as a float

distanceSquared

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public final float distanceSquared(Point4f p1)

Computes the square of the distance between this point and point p1.

Parameters

p1:Point4f: the other point

Returns:float

the square of distance between these two points as a float

project	back to summary
public final void project(Point4f p1) Multiplies each of the x,y,z components of the Point4f parameter by 1/w, places the projected values into this point, and places a 1 as the w parameter of this point. Parameters p1:Point4f the source Point4f, which is not modified

project

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public final void project(Point4f p1)

Multiplies each of the x,y,z components of the Point4f parameter by 1/w, places the projected values into this point, and places a 1 as the w parameter of this point.

Parameters

p1:Point4f: the source Point4f, which is not modified

set	back to summary
public final void set(Tuple3f t1) Sets the x,y,z components of this point to the corresponding components of tuple t1. The w component of this point is set to 1. Parameters t1:Tuple3f the tuple to be copied Since vecmath 1.2

set

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public final void set(Tuple3f t1)

Sets the x,y,z components of this point to the corresponding components of tuple t1. The w component of this point is set to 1.

Parameters

t1:Tuple3f: the tuple to be copied

Since

vecmath 1.2

public Class Point4f

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