Package javax.vecmath
Class Point2f
java.lang.Object
javax.vecmath.Tuple2f
javax.vecmath.Point2f
- All Implemented Interfaces:
Serializable
A 2 element point that is represented by single precision
floating point x,y coordinates.
- See Also:
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Field Summary
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Constructor Summary
ConstructorsConstructorDescriptionPoint2f()
Constructs and initializes a Point2f to (0,0).Point2f
(float[] p) Constructs and initializes a Point2f from the specified array.Point2f
(float x, float y) Constructs and initializes a Point2f from the specified xy coordinates.Constructs and initializes a Point2f from the specified Point2d.Constructs and initializes a Point2f from the specified Point2f.Constructs and initializes a Point2f from the specified Tuple2d.Constructs and initializes a Point2f from the specified Tuple2f. -
Method Summary
Modifier and TypeMethodDescriptionfinal float
Computes the distance between this point and point p1.final float
distanceL1
(Point2f p1) Computes the L-1 (Manhattan) distance between this point and point p1.final float
distanceLinf
(Point2f p1) Computes the L-infinite distance between this point and point p1.final float
Computes the square of the distance between this point and point p1.
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Constructor Details
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Point2f
public Point2f(float x, float y) Constructs and initializes a Point2f from the specified xy coordinates.- Parameters:
x
- the x coordinatey
- the y coordinate
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Point2f
public Point2f(float[] p) Constructs and initializes a Point2f from the specified array.- Parameters:
p
- the array of length 2 containing xy in order
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Point2f
Constructs and initializes a Point2f from the specified Point2f.- Parameters:
p1
- the Point2f containing the initialization x y data
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Point2f
Constructs and initializes a Point2f from the specified Point2d.- Parameters:
p1
- the Point2d containing the initialization x y data
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Point2f
Constructs and initializes a Point2f from the specified Tuple2f.- Parameters:
t1
- the Tuple2f containing the initialization x y data
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Point2f
Constructs and initializes a Point2f from the specified Tuple2d.- Parameters:
t1
- the Tuple2d containing the initialization x y data
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Point2f
public Point2f()Constructs and initializes a Point2f to (0,0).
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Method Details
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distanceSquared
Computes the square of the distance between this point and point p1.- Parameters:
p1
- the other point
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distance
Computes the distance between this point and point p1.- Parameters:
p1
- the other point
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distanceL1
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).- Parameters:
p1
- the other point
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distanceLinf
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)].- Parameters:
p1
- the other point
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