Package javax.vecmath
Class Vector3d
- java.lang.Object
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- javax.vecmath.Tuple3d
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- javax.vecmath.Vector3d
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- All Implemented Interfaces:
java.io.Serializable
public class Vector3d extends Tuple3d implements java.io.Serializable
A 3 element vector that is represented by double precision floating point x,y,z coordinates. If this value represents a normal, then it should be normalized.- See Also:
- Serialized Form
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Constructor Summary
Constructors Constructor Description Vector3d()
Constructs and initializes a Vector3d to (0,0,0).Vector3d(double[] v)
Constructs and initializes a Vector3d from the specified array of length 3.Vector3d(double x, double y, double z)
Constructs and initializes a Vector3d from the specified xyz coordinates.Vector3d(Tuple3d t1)
Constructs and initializes a Vector3d from the specified Tuple3d.Vector3d(Tuple3f t1)
Constructs and initializes a Vector3d from the specified Tuple3f.Vector3d(Vector3d v1)
Constructs and initializes a Vector3d from the specified Vector3d.Vector3d(Vector3f v1)
Constructs and initializes a Vector3d from the specified Vector3f.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description double
angle(Vector3d v1)
Returns the angle in radians between this vector and the vector parameter; the return value is constrained to the range [0,PI].void
cross(Vector3d v1, Vector3d v2)
Sets this vector to be the vector cross product of vectors v1 and v2.double
dot(Vector3d v1)
Computes the dot product of the this vector and vector v1.double
length()
Returns the length of this vector.double
lengthSquared()
Returns the squared length of this vector.void
normalize()
Normalizes this vector in place.void
normalize(Vector3d v1)
Sets the value of this vector to the normalization of vector v1.-
Methods inherited from class javax.vecmath.Tuple3d
absolute, absolute, add, add, clamp, clamp, clamp, clamp, clampMax, clampMax, clampMax, clampMax, clampMin, clampMin, clampMin, clampMin, epsilonEquals, equals, get, get, hashCode, interpolate, interpolate, interpolate, interpolate, negate, negate, scale, scale, scaleAdd, scaleAdd, set, set, set, set, sub, sub, toString
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Constructor Detail
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Vector3d
public Vector3d(double x, double y, double z)
Constructs and initializes a Vector3d from the specified xyz coordinates.- Parameters:
x
- the x coordinatey
- the y coordinatez
- the z coordinate
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Vector3d
public Vector3d(double[] v)
Constructs and initializes a Vector3d from the specified array of length 3.- Parameters:
v
- the array of length 3 containing xyz in order
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Vector3d
public Vector3d(Vector3f v1)
Constructs and initializes a Vector3d from the specified Vector3f.- Parameters:
v1
- the Vector3d containing the initialization x y z data
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Vector3d
public Vector3d(Vector3d v1)
Constructs and initializes a Vector3d from the specified Vector3d.- Parameters:
v1
- the Vector3d containing the initialization x y z data
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Vector3d
public Vector3d(Tuple3d t1)
Constructs and initializes a Vector3d from the specified Tuple3d.- Parameters:
t1
- the Tuple3d containing the initialization x y z data
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Vector3d
public Vector3d(Tuple3f t1)
Constructs and initializes a Vector3d from the specified Tuple3f.- Parameters:
t1
- the Tuple3f containing the initialization x y z data
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Vector3d
public Vector3d()
Constructs and initializes a Vector3d to (0,0,0).
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Method Detail
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cross
public final void cross(Vector3d v1, Vector3d v2)
Sets this vector to be the vector cross product of vectors v1 and v2.- Parameters:
v1
- the first vectorv2
- the second vector
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normalize
public final void normalize(Vector3d v1)
Sets the value of this vector to the normalization of vector v1.- Parameters:
v1
- the un-normalized vector
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normalize
public final void normalize()
Normalizes this vector in place.
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dot
public final double dot(Vector3d v1)
Computes the dot product of the this vector and vector v1.- Parameters:
v1
- the other vector
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lengthSquared
public final double lengthSquared()
Returns the squared length of this vector.- Returns:
- the squared length of this vector
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length
public final double length()
Returns the length of this vector.- Returns:
- the length of this vector
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angle
public final double angle(Vector3d v1)
Returns the angle in radians between this vector and the vector parameter; the return value is constrained to the range [0,PI].- Parameters:
v1
- the other vector- Returns:
- the angle in radians in the range [0,PI]
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