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A

add(Quaternion) - Method in class org.apache.commons.numbers.quaternion.Quaternion

Computes the sum of the instance and another quaternion.

add(Quaternion, Quaternion) - Static method in class org.apache.commons.numbers.quaternion.Quaternion

Computes the sum of two quaternions.

apply(double) - Method in class org.apache.commons.numbers.quaternion.Slerp

Performs the interpolation.

C

conjugate() - Method in class org.apache.commons.numbers.quaternion.Quaternion

Returns the conjugate of this quaternion number.

D

divide(double) - Method in class org.apache.commons.numbers.quaternion.Quaternion

Divides the instance by a scalar.

dot(Quaternion) - Method in class org.apache.commons.numbers.quaternion.Quaternion

Computes the dot-product of the instance by a quaternion.

dot(Quaternion, Quaternion) - Static method in class org.apache.commons.numbers.quaternion.Quaternion

Computes the dot-product of two quaternions.

E

equals(Object) - Method in class org.apache.commons.numbers.quaternion.Quaternion

equals(Quaternion, double) - Method in class org.apache.commons.numbers.quaternion.Quaternion

Checks whether this instance is equal to another quaternion within a given tolerance.

G

getScalarPart() - Method in class org.apache.commons.numbers.quaternion.Quaternion

Gets the scalar part of the quaternion.

getVectorPart() - Method in class org.apache.commons.numbers.quaternion.Quaternion

Gets the three components of the vector part of the quaternion.

getW() - Method in class org.apache.commons.numbers.quaternion.Quaternion

Gets the first component of the quaternion (scalar part).

getX() - Method in class org.apache.commons.numbers.quaternion.Quaternion

Gets the second component of the quaternion (first component of the vector part).

getY() - Method in class org.apache.commons.numbers.quaternion.Quaternion

Gets the third component of the quaternion (second component of the vector part).

getZ() - Method in class org.apache.commons.numbers.quaternion.Quaternion

Gets the fourth component of the quaternion (third component of the vector part).

H

hashCode() - Method in class org.apache.commons.numbers.quaternion.Quaternion

I

I - Static variable in class org.apache.commons.numbers.quaternion.Quaternion

i.

inverse() - Method in class org.apache.commons.numbers.quaternion.Quaternion

Returns the inverse of this instance.

isPure(double) - Method in class org.apache.commons.numbers.quaternion.Quaternion

Checks whether the instance is a pure quaternion within a given tolerance.

isUnit(double) - Method in class org.apache.commons.numbers.quaternion.Quaternion

Checks whether the instance is a unit quaternion within a given tolerance.

J

J - Static variable in class org.apache.commons.numbers.quaternion.Quaternion

j.

K

K - Static variable in class org.apache.commons.numbers.quaternion.Quaternion

k.

M

multiply(double) - Method in class org.apache.commons.numbers.quaternion.Quaternion

Multiplies the instance by a scalar.

multiply(Quaternion) - Method in class org.apache.commons.numbers.quaternion.Quaternion

Returns the Hamilton product of the instance by a quaternion.

multiply(Quaternion, Quaternion) - Static method in class org.apache.commons.numbers.quaternion.Quaternion

Returns the Hamilton product of two quaternions.

N

negate() - Method in class org.apache.commons.numbers.quaternion.Quaternion

Returns the opposite of this instance.

norm() - Method in class org.apache.commons.numbers.quaternion.Quaternion

Computes the norm of the quaternion.

normalize() - Method in class org.apache.commons.numbers.quaternion.Quaternion

Computes the normalized quaternion (the versor of the instance).

normSq() - Method in class org.apache.commons.numbers.quaternion.Quaternion

Computes the square of the norm of the quaternion.

O

of(double[]) - Static method in class org.apache.commons.numbers.quaternion.Quaternion

Builds a pure quaternion from a vector (assuming that the scalar part is zero).

of(double, double[]) - Static method in class org.apache.commons.numbers.quaternion.Quaternion

Builds a quaternion from scalar and vector parts.

of(double, double, double, double) - Static method in class org.apache.commons.numbers.quaternion.Quaternion

Builds a quaternion from its components.

ONE - Static variable in class org.apache.commons.numbers.quaternion.Quaternion

Identity quaternion.

org.apache.commons.numbers.quaternion - package org.apache.commons.numbers.quaternion

Quaternion number type.

P

parse(String) - Static method in class org.apache.commons.numbers.quaternion.Quaternion

Parses a string that would be produced by toString() and instantiates the corresponding object.

positivePolarForm() - Method in class org.apache.commons.numbers.quaternion.Quaternion

Returns the polar form of the quaternion.

Q

Quaternion - Class in org.apache.commons.numbers.quaternion

This class implements quaternions (Hamilton's hypercomplex numbers).

S

Slerp - Class in org.apache.commons.numbers.quaternion

Perform spherical linear interpolation (Slerp).

Slerp(Quaternion, Quaternion) - Constructor for class org.apache.commons.numbers.quaternion.Slerp

Create an instance.

subtract(Quaternion) - Method in class org.apache.commons.numbers.quaternion.Quaternion

Subtracts a quaternion from the instance.

subtract(Quaternion, Quaternion) - Static method in class org.apache.commons.numbers.quaternion.Quaternion

Subtracts two quaternions.

T

toString() - Method in class org.apache.commons.numbers.quaternion.Quaternion

Z

ZERO - Static variable in class org.apache.commons.numbers.quaternion.Quaternion

Zero quaternion.

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