com.reportmill.graphics

Class RMVector3D

java.lang.Object

com.reportmill.graphics.RMVector3D

public class RMVector3D
extends java.lang.Object

This class represents a 3D vector.

Constructor Summary

Constructors

Constructor and Description
RMVector3D(float x, float y, float z) Creates a new vector from the given coords.
RMVector3D(RMVector3D aVector) Creates a new vector from the given vector.

Method Summary

Methods

Modifier and Type	Method and Description
void	add(RMVector3D aVector) Add the given vector to this.
float	getAngleBetween(RMVector3D aVector) Returns the angle between the receiver and the given vector.
RMVector3D	getCrossProduct(RMVector3D v2) Returns the vector perpendicular to the receiver and the given vector.
float	getDotProduct(RMVector3D v2) Returns the dot product of the receiver and the given vector.
float	getMagnitude() Returns the magnitude of the vector.
boolean	isAligned(RMVector3D aVector, boolean includePerpendiculars) Returns whether given vector is in same general direction of this (with option to include perpendiculars).
boolean	isAway(RMVector3D aVector, boolean includePerpendiculars) Returns whether given vector is pointing away from the direction of this (with option to include perpendiculars).
void	negate() Makes this receiver point in the opposite direction.
RMVector3D	normalize() Makes the vector unit length.
java.lang.String	toString() Returns a string representation of the vector.
RMVector3D	transform(RMTransform3D aTransform) Transforms the vector by the given transform3d.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

RMVector3D

public RMVector3D(float x,
          float y,
          float z)

Creates a new vector from the given coords.

RMVector3D

public RMVector3D(RMVector3D aVector)

Creates a new vector from the given vector.

Method Detail

getMagnitude

public float getMagnitude()

Returns the magnitude of the vector.

normalize

public RMVector3D normalize()

Makes the vector unit length.

add

public void add(RMVector3D aVector)

Add the given vector to this.

getCrossProduct

public RMVector3D getCrossProduct(RMVector3D v2)

Returns the vector perpendicular to the receiver and the given vector.

getDotProduct

public float getDotProduct(RMVector3D v2)

Returns the dot product of the receiver and the given vector.

isAligned

public boolean isAligned(RMVector3D aVector,
                boolean includePerpendiculars)

Returns whether given vector is in same general direction of this (with option to include perpendiculars).

isAway

public boolean isAway(RMVector3D aVector,
             boolean includePerpendiculars)

Returns whether given vector is pointing away from the direction of this (with option to include perpendiculars).

getAngleBetween

public float getAngleBetween(RMVector3D aVector)

Returns the angle between the receiver and the given vector.

negate

public void negate()

Makes this receiver point in the opposite direction.

transform

public RMVector3D transform(RMTransform3D aTransform)

Transforms the vector by the given transform3d.

toString

public java.lang.String toString()

Returns a string representation of the vector.

Overrides:

toString in class java.lang.Object