javax.vecmath

Class AxisAngle4f

public class AxisAngle4f extends Object implements Serializable

A 4 element axis angle represented by single precision floating point x,y,z,angle components. An axis angle is a rotation of angle (radians) about the vector (x,y,z).
Field Summary
floatangle
The angle.
floatx
The x coordinate.
floaty
The y coordinate.
floatz
The z coordinate.
Constructor Summary
AxisAngle4f(float x, float y, float z, float angle)
Constructs and initializes an AxisAngle4f from the specified x, y, z, and angle.
AxisAngle4f(float[] a)
Constructs and initializes an AxisAngle4f from the components contained in the array.
AxisAngle4f(AxisAngle4f a1)
Constructs and initializes a AxisAngle4f from the specified AxisAngle4f.
AxisAngle4f(AxisAngle4d a1)
Constructs and initializes a AxisAngle4f from the specified AxisAngle4f.
AxisAngle4f()
Constructs and initializes a AxisAngle4f to (0,0,1,0).
AxisAngle4f(Vector3f axis, float angle)
Constructs and initializes an AxisAngle4f from the specified axis and angle.
Method Summary
booleanepsilonEquals(AxisAngle4f a1, float epsilon)
Returns true if the L-infinite distance between this axis-angle and axis-angle t1 is less than or equal to the epsilon parameter, otherwise returns false.
booleanequals(AxisAngle4f a1)
Returns true if all of the data members of AxisAngle4f t1 are equal to the corresponding data members in this
booleanequals(Object o1)
Returns true if the Object o1 is of type AxisAngle4f and all of the data members of o1 are equal to the corresponding data members in this AxisAngle4f.
voidget(float[] a)
Gets the value of this axis angle into the array a of length four in x,y,z,angle order.
inthashCode()
Returns a hash number based on the data values in this object.
voidset(Vector3f axis, float angle)
Sets the value of this AxisAngle4f to the specified axis and angle.
voidset(float x, float y, float z, float angle)
Sets the value of this axis angle to the specified x,y,z,angle.
voidset(float[] a)
Sets the value of this axis angle from the 4 values specified in the array.
voidset(AxisAngle4f a1)
Sets the value of this axis angle to the value of axis angle t1.
voidset(AxisAngle4d a1)
Sets the value of this axis angle to the value of axis angle t1.
voidset(Matrix4f m1)
Sets the value of this axis-angle to the rotational component of the passed matrix.
voidset(Matrix4d m1)
Sets the value of this axis-angle to the rotational component of the passed matrix.
voidset(Matrix3f m1)
Sets the value of this axis-angle to the rotational component of the passed matrix.
voidset(Matrix3d m1)
Sets the value of this axis-angle to the rotational component of the passed matrix.
voidset(Quat4f q1)
Sets the value of this axis-angle to the rotational equivalent of the passed quaternion.
voidset(Quat4d q1)
Sets the value of this axis-angle to the rotational equivalent of the passed quaternion.
StringtoString()
Returns a string that contains the values of this AxisAngle4f.

Field Detail

angle

public float angle
The angle.

x

public float x
The x coordinate.

y

public float y
The y coordinate.

z

public float z
The z coordinate.

Constructor Detail

AxisAngle4f

public AxisAngle4f(float x, float y, float z, float angle)
Constructs and initializes an AxisAngle4f from the specified x, y, z, and angle.

Parameters: x the x coordinate y the y coordinate z the z coordinate angle the angle.

AxisAngle4f

public AxisAngle4f(float[] a)
Constructs and initializes an AxisAngle4f from the components contained in the array.

Parameters: a the array of length 4 containing x,y,z,angle in order

AxisAngle4f

public AxisAngle4f(AxisAngle4f a1)
Constructs and initializes a AxisAngle4f from the specified AxisAngle4f.

Parameters: a1 the AxisAngle4f containing the initialization x y z angle data

AxisAngle4f

public AxisAngle4f(AxisAngle4d a1)
Constructs and initializes a AxisAngle4f from the specified AxisAngle4f.

Parameters: a1 the AxisAngle4d containing the initialization x y z angle data

AxisAngle4f

public AxisAngle4f()
Constructs and initializes a AxisAngle4f to (0,0,1,0).

AxisAngle4f

public AxisAngle4f(Vector3f axis, float angle)
Constructs and initializes an AxisAngle4f from the specified axis and angle.

Parameters: axis the axis angle the angle

Since: Java 3D 1.2

Method Detail

epsilonEquals

public boolean epsilonEquals(AxisAngle4f a1, float epsilon)
Returns true if the L-infinite distance between this axis-angle and axis-angle t1 is less than or equal to the epsilon parameter, otherwise returns false. The L-infinite distance is equal to MAX[abs(x1-x2), abs(y1-y2), abs(z1-z2), abs(angle1-angle2)].

Parameters: a1 the axis-angle to be compared to this axis-angle epsilon the threshold value

equals

public boolean equals(AxisAngle4f a1)
Returns true if all of the data members of AxisAngle4f t1 are equal to the corresponding data members in this

Parameters: a1 the vector with which the comparison is made.

equals

public boolean equals(Object o1)
Returns true if the Object o1 is of type AxisAngle4f and all of the data members of o1 are equal to the corresponding data members in this AxisAngle4f.

Parameters: o1 the object with which the comparison is made.

get

public final void get(float[] a)
Gets the value of this axis angle into the array a of length four in x,y,z,angle order.

Parameters: a the array of length four

hashCode

public int hashCode()
Returns a hash number based on the data values in this object. Two different AxisAngle4f objects with identical data values (ie, returns true for equals(AxisAngle4f) ) will return the same hash number. Two vectors with different data members may return the same hash value, although this is not likely.

set

public final void set(Vector3f axis, float angle)
Sets the value of this AxisAngle4f to the specified axis and angle.

Parameters: axis the axis angle the angle

Since: Java 3D 1.2

set

public final void set(float x, float y, float z, float angle)
Sets the value of this axis angle to the specified x,y,z,angle.

Parameters: x the x coordinate y the y coordinate z the z coordinate angle the angle

set

public final void set(float[] a)
Sets the value of this axis angle from the 4 values specified in the array.

Parameters: a the array of length 4 containing x,y,z,angle in order

set

public final void set(AxisAngle4f a1)
Sets the value of this axis angle to the value of axis angle t1.

Parameters: t1 the axis angle to be copied

set

public final void set(AxisAngle4d a1)
Sets the value of this axis angle to the value of axis angle t1.

Parameters: t1 the axis angle to be copied

set

public final void set(Matrix4f m1)
Sets the value of this axis-angle to the rotational component of the passed matrix.

Parameters: m1 the matrix4f

set

public final void set(Matrix4d m1)
Sets the value of this axis-angle to the rotational component of the passed matrix.

Parameters: m1 the matrix4d

set

public final void set(Matrix3f m1)
Sets the value of this axis-angle to the rotational component of the passed matrix.

Parameters: m1 the matrix3f

set

public final void set(Matrix3d m1)
Sets the value of this axis-angle to the rotational component of the passed matrix.

Parameters: m1 the matrix3d

set

public final void set(Quat4f q1)
Sets the value of this axis-angle to the rotational equivalent of the passed quaternion.

Parameters: q1 the Quat4f

set

public final void set(Quat4d q1)
Sets the value of this axis-angle to the rotational equivalent of the passed quaternion.

Parameters: q1 the Quat4d

toString

public String toString()
Returns a string that contains the values of this AxisAngle4f. The form is (x,y,z,angle).

Returns: the String representation