com.bonzaiengine.camera

Class VolumeManipulator

java.lang.Object

com.bonzaiengine.camera.VolumeManipulator

All Implemented Interfaces:

IActivableCamera, ICamera, IViewable

public class VolumeManipulator
extends java.lang.Object
implements IActivableCamera

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	VolumeManipulator.DefaultEventGesture
static class	VolumeManipulator.DefaultInputGesture
static interface	VolumeManipulator.Gesture
static class	VolumeManipulator.SimpleGesture

Constructor Summary

Constructors

Constructor and Description
VolumeManipulator()

Method Summary

Modifier and Type	Method and Description
void	acquireEdition(IInput input)
void	adjustProjection()
void	discardEdition(IInput input)
protected float	distanceToPivot()
boolean	fitToFrustum() Fit a model, rotating around y axis, to the frustum.
boolean	fitToFrustum(IBoundable boundable)
protected static Box	getBoundingBox(IBoundable boundable)
<T extends VolumeManipulator.Gesture> T	getGesture()
Mat4x4	getLookAt(Mat4x4 dst) | -left.x -left.y -left.z -( left.dot.position) | | up.x up.y up.z ( up.dot.position) | | -forward.x -forward.y -forward.z -(forward.dot.position) | | 0 0 0 1 |
boolean	hasChanged()
void	moveToCenter() Move the view (camera) to model center.
void	registerGesture(IInput input)
void	reset()
void	rotate(Vec3 vector) Rotate the camera.
void	setGesture(VolumeManipulator.Gesture gesture)
void	setLookAt(Mat4x4 matrix)
void	setProjectionParameters(float zNearRatio, float minZNear, float zFarRatio, float maxZFar)
void	setRotation(Quat q)
void	setSceneView(SceneView sceneView)
void	setViewForward(Vec3 forward, Vec3 up)
boolean	setVolume(IBoundable boundable)
void	translate(Vec3 vector) Translate the camera.
void	update(SceneView sceneView, long timePassedMs) Update the camera

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.bonzaiengine.camera.IActivableCamera

isActive, setActive

Constructor Detail

VolumeManipulator

public VolumeManipulator()

Method Detail

setProjectionParameters

public final void setProjectionParameters(float zNearRatio,
                                          float minZNear,
                                          float zFarRatio,
                                          float maxZFar)

getGesture

public <T extends VolumeManipulator.Gesture> T getGesture()

setGesture

public void setGesture(VolumeManipulator.Gesture gesture)

registerGesture

public void registerGesture(IInput input)

setSceneView

public void setSceneView(SceneView sceneView)

setVolume

public boolean setVolume(IBoundable boundable)

reset

public void reset()

moveToCenter

public void moveToCenter()

Move the view (camera) to model center.

setViewForward

public void setViewForward(Vec3 forward,
                           Vec3 up)

adjustProjection

public final void adjustProjection()

fitToFrustum

public boolean fitToFrustum()

Fit a model, rotating around y axis, to the frustum.
It is assumed the FOVY was the value passed in the constructor ...

fitToFrustum

public boolean fitToFrustum(IBoundable boundable)

update

public void update(SceneView sceneView,
                   long timePassedMs)

Description copied from interface: ICamera

Update the camera

Specified by:

update in interface ICamera

timePassedMs - elapsed time in milliseconds used to update/animate the camera.

hasChanged

public final boolean hasChanged()

acquireEdition

public final void acquireEdition(IInput input)

discardEdition

public final void discardEdition(IInput input)

getLookAt

public Mat4x4 getLookAt(Mat4x4 dst)

Description copied from interface: IViewable

 |    -left.x    -left.y    -left.z -(   left.dot.position) |
 |       up.x       up.y       up.z  (     up.dot.position) |
 | -forward.x -forward.y -forward.z -(forward.dot.position) |
 |        0          0          0               1           |
 

Specified by:

getLookAt in interface IViewable

Parameters:

dst - destination matrix to store the look at matrix

setLookAt

public void setLookAt(Mat4x4 matrix)

Specified by:

setLookAt in interface ICamera

Parameters:

matrix - a look at matrix

translate

public void translate(Vec3 vector)

Translate the camera. The vector is expressed in the eye axis system.

rotate

public void rotate(Vec3 vector)

Rotate the camera.

Parameters:

vector - rotation in radians.
Equivalent quaternion rotate: Quaternion4f.fromEulerAngles(vector.getX(), vector.getY(), vector.getZ())

setRotation

public void setRotation(Quat q)

distanceToPivot

protected final float distanceToPivot()

getBoundingBox

protected static final Box getBoundingBox(IBoundable boundable)