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