com.threerings.math
Class Vector4f

java.lang.Object
  com.threerings.math.Vector4f

All Implemented Interfaces:

Encodable, Exportable, com.threerings.io.Streamable

public final class Vector4f
extends Object
implements Encodable, com.threerings.io.Streamable

A four element vector.

Nested Class Summary

Nested classes/interfaces inherited from interface com.threerings.io.Streamable

com.threerings.io.Streamable.Closure

Field Summary

float	w The components of the vector.
float	x The components of the vector.
float	y The components of the vector.
float	z The components of the vector.

Constructor Summary

Vector4f()
Creates a zero vector.

Vector4f(float[] values)
Creates a vector from four components.

Vector4f(FloatBuffer buf)
Creates a vector from a float buffer.

Vector4f(float x, float y, float z, float w)
Creates a vector from four components.

Vector4f(Vector4f other)
Copy constructor.

Method Summary

void	decodeFromStream(DataInputStream in) Initializes this object with data read from the specified stream.
void	decodeFromString(String string) Initializes this object with the contents of the specified string.
void	encodeToStream(DataOutputStream out) Encodes this object to the specified stream.
String	encodeToString() Returns a string representation of this object.
boolean	epsilonEquals(Vector4f other, float epsilon) Compares this vector to another with the provided epsilon.
boolean	equals(Object other)
FloatBuffer	get(FloatBuffer buf) Populates the supplied buffer with the contents of this vector.
int	hashCode()
Vector4f	set(float[] values) Sets all of the elements of the vector.
Vector4f	set(FloatBuffer buf) Sets all of the elements of the vector.
Vector4f	set(float x, float y, float z, float w) Sets all of the elements of the vector.
Vector4f	set(Vector4f other) Copies the elements of another vector.
String	toString()

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Field Detail

x

public float x

The components of the vector.

y

public float y

The components of the vector.

z

public float z

The components of the vector.

w

public float w

The components of the vector.

Constructor Detail

Vector4f

public Vector4f(float x,
                float y,
                float z,
                float w)

Creates a vector from four components.

Vector4f

public Vector4f(float[] values)

Creates a vector from four components.

Vector4f

public Vector4f(FloatBuffer buf)

Creates a vector from a float buffer.

Vector4f

public Vector4f(Vector4f other)

Copy constructor.

Vector4f

public Vector4f()

Creates a zero vector.

Method Detail

set

public Vector4f set(Vector4f other)

Copies the elements of another vector.

Returns:

a reference to this vector, for chaining.

set

public Vector4f set(float[] values)

Sets all of the elements of the vector.

Returns:

a reference to this vector, for chaining.

set

public Vector4f set(FloatBuffer buf)

Sets all of the elements of the vector.

Returns:

a reference to this vector, for chaining.

set

public Vector4f set(float x,
                    float y,
                    float z,
                    float w)

Sets all of the elements of the vector.

Returns:

a reference to this vector, for chaining.

get

public FloatBuffer get(FloatBuffer buf)

Populates the supplied buffer with the contents of this vector.

Returns:

a reference to the buffer, for chaining.

epsilonEquals

public boolean epsilonEquals(Vector4f other,
                             float epsilon)

Compares this vector to another with the provided epsilon.

encodeToString

public String encodeToString()

Description copied from interface: Encodable

Returns a string representation of this object.

Specified by:

encodeToString in interface Encodable

decodeFromString

public void decodeFromString(String string)
                      throws Exception

Description copied from interface: Encodable

Initializes this object with the contents of the specified string.

Specified by:

decodeFromString in interface Encodable

Throws:

Exception

encodeToStream

public void encodeToStream(DataOutputStream out)
                    throws IOException

Description copied from interface: Encodable

Encodes this object to the specified stream.

Specified by:

encodeToStream in interface Encodable

Throws:

IOException

decodeFromStream

public void decodeFromStream(DataInputStream in)
                      throws IOException

Description copied from interface: Encodable

Initializes this object with data read from the specified stream.

Specified by:

decodeFromStream in interface Encodable

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object other)

Overrides:

equals in class Object