Uses of Class
org.apache.commons.numbers.quaternion.Quaternion

Packages that use Quaternion

Package	Description
org.apache.commons.numbers.quaternion	Quaternion number type.

Uses of Quaternion in org.apache.commons.numbers.quaternion

Classes in org.apache.commons.numbers.quaternion that implement interfaces with type arguments of type Quaternion

Modifier and Type	Class	Description
class	Slerp	Perform spherical linear interpolation (Slerp).
private final class	Slerp.Linear	Linear interpolation, used when the quaternions are too closely aligned.
private final class	Slerp.Spherical	Spherical interpolation, used when the quaternions are too closely aligned.

Fields in org.apache.commons.numbers.quaternion declared as Quaternion

Modifier and Type	Field	Description
private final Quaternion	Slerp.end	End of the interpolation.
static final Quaternion	Quaternion.I	i.
static final Quaternion	Quaternion.J	j.
static final Quaternion	Quaternion.K	k.
static final Quaternion	Quaternion.ONE	Identity quaternion.
private final Quaternion	Slerp.start	Start of the interpolation.
static final Quaternion	Quaternion.ZERO	Zero quaternion.

Fields in org.apache.commons.numbers.quaternion with type parameters of type Quaternion

Modifier and Type	Field	Description
private final DoubleFunction<Quaternion>	Slerp.algo	Linear or spherical interpolation algorithm.
private static final BiPredicate<Quaternion, Double>	Quaternion.Type.Default.IS_UNIT	Quaternion.isUnit(double).
(package private) static final BiPredicate<Quaternion, Double>	Quaternion.Type.Normalized.IS_UNIT	Quaternion.isUnit(double) returns 1.
private final ToDoubleFunction<Quaternion>	Quaternion.Type.norm	Quaternion.norm().
private static final ToDoubleFunction<Quaternion>	Quaternion.Type.Default.NORM	Quaternion.norm().
(package private) static final ToDoubleFunction<Quaternion>	Quaternion.Type.Normalized.NORM	Quaternion.norm() returns 1.
private final ToDoubleFunction<Quaternion>	Quaternion.Type.normSq	Quaternion.normSq().
(package private) static final ToDoubleFunction<Quaternion>	Quaternion.Type.Default.NORMSQ	Quaternion.normSq().
private final BiPredicate<Quaternion, Double>	Quaternion.Type.testIsUnit	Quaternion.isUnit(double).

Methods in org.apache.commons.numbers.quaternion that return Quaternion

Modifier and Type	Method	Description
Quaternion	Quaternion.add(Quaternion q)	Computes the sum of the instance and another quaternion.
static Quaternion	Quaternion.add(Quaternion q1, Quaternion q2)	Computes the sum of two quaternions.
Quaternion	Slerp.apply(double t)	Performs the interpolation.
Quaternion	Slerp.Linear.apply(double t)
Quaternion	Slerp.Spherical.apply(double t)
Quaternion	Quaternion.conjugate()	Returns the conjugate of this quaternion number.
Quaternion	Quaternion.divide(double alpha)	Divides the instance by a scalar.
Quaternion	Quaternion.inverse()	Returns the inverse of this instance.
Quaternion	Quaternion.multiply(double alpha)	Multiplies the instance by a scalar.
Quaternion	Quaternion.multiply(Quaternion q)	Returns the Hamilton product of the instance by a quaternion.
static Quaternion	Quaternion.multiply(Quaternion q1, Quaternion q2)	Returns the Hamilton product of two quaternions.
Quaternion	Quaternion.negate()	Returns the opposite of this instance.
Quaternion	Quaternion.normalize()	Computes the normalized quaternion (the versor of the instance).
static Quaternion	Quaternion.of(double[] v)	Builds a pure quaternion from a vector (assuming that the scalar part is zero).
static Quaternion	Quaternion.of(double scalar, double[] v)	Builds a quaternion from scalar and vector parts.
static Quaternion	Quaternion.of(double w, double x, double y, double z)	Builds a quaternion from its components.
static Quaternion	Quaternion.parse(String s)	Parses a string that would be produced by Quaternion.toString() and instantiates the corresponding object.
Quaternion	Quaternion.positivePolarForm()	Returns the polar form of the quaternion.
Quaternion	Quaternion.subtract(Quaternion q)	Subtracts a quaternion from the instance.
static Quaternion	Quaternion.subtract(Quaternion q1, Quaternion q2)	Subtracts two quaternions.

Methods in org.apache.commons.numbers.quaternion with parameters of type Quaternion

Modifier and Type	Method	Description
Quaternion	Quaternion.add(Quaternion q)	Computes the sum of the instance and another quaternion.
static Quaternion	Quaternion.add(Quaternion q1, Quaternion q2)	Computes the sum of two quaternions.
double	Quaternion.dot(Quaternion q)	Computes the dot-product of the instance by a quaternion.
static double	Quaternion.dot(Quaternion q1, Quaternion q2)	Computes the dot-product of two quaternions.
boolean	Quaternion.equals(Quaternion q, double eps)	Checks whether this instance is equal to another quaternion within a given tolerance.
(package private) boolean	Quaternion.Type.isUnit(Quaternion q, double eps)
Quaternion	Quaternion.multiply(Quaternion q)	Returns the Hamilton product of the instance by a quaternion.
static Quaternion	Quaternion.multiply(Quaternion q1, Quaternion q2)	Returns the Hamilton product of two quaternions.
(package private) double	Quaternion.Type.norm(Quaternion q)
(package private) double	Quaternion.Type.normSq(Quaternion q)
Quaternion	Quaternion.subtract(Quaternion q)	Subtracts a quaternion from the instance.
static Quaternion	Quaternion.subtract(Quaternion q1, Quaternion q2)	Subtracts two quaternions.

Constructors in org.apache.commons.numbers.quaternion with parameters of type Quaternion

Modifier	Constructor	Description
private	Quaternion(Quaternion.Type type, Quaternion q)	Copies the given quaternion, but change its Quaternion.Type.
	Slerp(Quaternion start, Quaternion end)	Create an instance.

Constructor parameters in org.apache.commons.numbers.quaternion with type arguments of type Quaternion

Modifier	Constructor	Description
private	Type(ToDoubleFunction<Quaternion> normSq, ToDoubleFunction<Quaternion> norm, BiPredicate<Quaternion, Double> isUnit)
private	Type(ToDoubleFunction<Quaternion> normSq, ToDoubleFunction<Quaternion> norm, BiPredicate<Quaternion, Double> isUnit)