com.estimote.coresdk.recognition.utils

Class Vector

java.lang.Object

com.estimote.coresdk.recognition.utils.Vector

All Implemented Interfaces:

android.os.Parcelable

public class Vector
extends java.lang.Object
implements android.os.Parcelable

3D vector of any real values. You can access it data directly from fields - x, y, z

Author:

lukasz.pobereznik@estimote.com (Lukasz Pobereznik)

Nested Class Summary

Nested classes/interfaces inherited from interface android.os.Parcelable

android.os.Parcelable.ClassLoaderCreator<T>, android.os.Parcelable.Creator<T>

Field Summary

Fields

Modifier and Type	Field and Description
static android.os.Parcelable.Creator<Vector>	CREATOR
double	x
double	y
double	z

Fields inherited from interface android.os.Parcelable

CONTENTS_FILE_DESCRIPTOR, PARCELABLE_WRITE_RETURN_VALUE

Constructor Summary

Constructors

Constructor and Description
Vector()
Vector(double x, double y, double z) Constructs new vector in 3-dimensional space.

Method Summary

Modifier and Type	Method and Description
double	abs() Does
Vector	add(Vector vector) Adds another vector to this vector.
Vector	crossProduct(Vector vector) Computes the cross product of this vector an another.
int	describeContents()
double	dotProduct(Vector vector) Defines scalar product of this vector and another.
Vector	multiply(double value) Multiplies this vector by a given value.
java.lang.String	toString()
void	writeToParcel(android.os.Parcel dest, int flags)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

x

public double x

y

public double y

z

public double z

CREATOR

public static final android.os.Parcelable.Creator<Vector> CREATOR

Constructor Detail

Vector

public Vector(double x,
              double y,
              double z)

Constructs new vector in 3-dimensional space.

Parameters:

x - x coordinate

y - y coordinate

z - z coordinate

Vector

public Vector()

Method Detail

abs

public double abs()

Does

Returns:

multiply

public Vector multiply(double value)

Multiplies this vector by a given value.

Parameters:

value - value to multiply by

Returns:

add

public Vector add(Vector vector)

Adds another vector to this vector.

Parameters:

vector - vector to add.

Returns:

product of operation as a new vector

dotProduct

public double dotProduct(Vector vector)

Defines scalar product of this vector and another.

Parameters:

vector - another vector

Returns:

scalar product as a double

crossProduct

public Vector crossProduct(Vector vector)

Computes the cross product of this vector an another.

Parameters:

vector - another vector

Returns:

cross product as a new vector.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

describeContents

public int describeContents()

Specified by:

describeContents in interface android.os.Parcelable

writeToParcel

public void writeToParcel(android.os.Parcel dest,
                          int flags)

Specified by:

writeToParcel in interface android.os.Parcelable