javax.vecmath
Class Vector2d
- Serializable
public class Vector2d
implements Serializable
A 2 element vector that is represented by single precision
floating point x,y coordinates.
specification 1.1, implementation $Revision: 1.4 $, $Date: 1999/10/05 07:03:50 $
Vector2d() - Constructs and initializes a Vector2d to (0,0).
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Vector2d(double x, double y) - Constructs and initializes a Vector2d from the specified xy coordinates.
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Vector2d(Tuple2d t1) - Constructs and initializes a Vector2d from the specified Tuple2d.
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Vector2d(Tuple2f t1) - Constructs and initializes a Vector2d from the specified Tuple2f.
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Vector2d(Vector2d v1) - Constructs and initializes a Vector2d from the specified Vector2d.
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Vector2d(Vector2f v1) - Constructs and initializes a Vector2d from the specified Vector2f.
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Vector2d(v[] ) - Constructs and initializes a Vector2d from the specified array.
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double | angle(Vector2d v1) - Returns the angle in radians between this vector and
the vector parameter; the return value is constrained to the
range [0,PI].
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double | dot(Vector2d v1) - Computes the dot product of the this vector and vector v1.
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double | length() - Returns the length of this vector.
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double | lengthSquared() - Returns the squared length of this vector.
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void | normalize() - Normalizes this vector in place.
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void | normalize(Vector2d v1) - Sets the value of this vector to the normalization of vector v1.
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absolute , absolute , add , add , clamp , clamp , clampMax , clampMax , clampMin , clampMin , epsilonEquals , equals , equals , get , hashCode , interpolate , interpolate , negate , negate , scale , scale , scaleAdd , scaleAdd , set , set , set , set , sub , sub , toString |
Vector2d
public Vector2d()
Constructs and initializes a Vector2d to (0,0).
Vector2d
public Vector2d(double x,
double y)
Constructs and initializes a Vector2d from the specified xy coordinates.
x
- the x coordinatey
- the y coordinate
Vector2d
public Vector2d(Tuple2d t1)
Constructs and initializes a Vector2d from the specified Tuple2d.
t1
- the Tuple2d containing the initialization x y data
Vector2d
public Vector2d(Tuple2f t1)
Constructs and initializes a Vector2d from the specified Tuple2f.
t1
- the Tuple2f containing the initialization x y data
Vector2d
public Vector2d(Vector2d v1)
Constructs and initializes a Vector2d from the specified Vector2d.
v1
- the Vector2d containing the initialization x y data
Vector2d
public Vector2d(Vector2f v1)
Constructs and initializes a Vector2d from the specified Vector2f.
v1
- the Vector2f containing the initialization x y data
Vector2d
public Vector2d(v[] )
Constructs and initializes a Vector2d from the specified array.
angle
public final double angle(Vector2d v1)
Returns the angle in radians between this vector and
the vector parameter; the return value is constrained to the
range [0,PI].
- the angle in radians in the range [0,PI]
dot
public final double dot(Vector2d v1)
Computes the dot product of the this vector and vector v1.
length
public final double length()
Returns the length of this vector.
- the length of this vector
lengthSquared
public final double lengthSquared()
Returns the squared length of this vector.
- the squared length of this vector
normalize
public final void normalize()
Normalizes this vector in place.
normalize
public final void normalize(Vector2d v1)
Sets the value of this vector to the normalization of vector v1.
v1
- the un-normalized vector