Class SpacecraftCamera

java.lang.Object

gaiasky.scene.camera.AbstractCamera

gaiasky.scene.camera.SpacecraftCamera

All Implemented Interfaces:

IObserver, ICamera

public class SpacecraftCamera
extends AbstractCamera
implements IObserver

Field Summary

Fields

Modifier and Type	Field	Description
Vector3D	direction	Direction and up vectors.
Vector3Q	relPos
Vector3D	up	Direction and up vectors.

Fields inherited from class AbstractCamera

angleEdgeRad, ar, CAM_FAR, CAM_NEAR, camera, cameras, camLeft, camRight, closest, closestBody, closestStar, closestStarView, distance, dPos, fovFactor, gamepadInput, logger, parent, pos, posInv, prevCombined, prevPos, proximity, shift, tmp

Modifier and Type	Field	Description
protected float	angleEdgeRad	Angle from the center to the corner of the screen in scene coordinates, in radians.
protected float	ar	Aspect ratio.
double	CAM_FAR	Camera far value.
double	CAM_NEAR	Camera near value.
com.badlogic.gdx.graphics.PerspectiveCamera	camera	The main camera.
protected com.badlogic.gdx.graphics.PerspectiveCamera[]	cameras	Vector with all perspective cameras.
protected com.badlogic.gdx.graphics.PerspectiveCamera	camLeft	Stereoscopic mode cameras.
protected com.badlogic.gdx.graphics.PerspectiveCamera	camRight	Stereoscopic mode cameras.
protected IFocus	closest	The closest between AbstractCamera.closestBody and AbstractCamera.closestStar.
protected FocusView	closestBody	Closest non-star body to the camera.
protected IFocus	closestStar	The closest particle to the camera.
protected FocusView	closestStarView
protected double	distance	Distance of camera to center.
Vector3Q	dPos
float	fovFactor
protected boolean	gamepadInput	The last input event was by a gamepad.
protected static final Logger.Log	logger
protected CameraManager	parent	The parent.
Vector3Q	pos
Vector3Q	posInv
protected com.badlogic.gdx.math.Matrix4	prevCombined
Vector3Q	prevPos
protected Proximity	proximity
Vector3D	shift
Vector3D	tmp

Constructor Summary

Constructors

Constructor	Description
SpacecraftCamera(CameraManager parent)

Method Summary

Modifier and Type	Method	Description
void	addGamepadListener()
void	checkClosestBody(com.badlogic.ashley.core.Entity cb)	Called after updating the body's distance to the cam, it updates the closest body in the camera to figure out the camera near
void	checkClosestBody(IFocus cb)	Called after updating the body's distance to the cam, it updates the closest body in the camera to figure out the camera near
void	doneLoading(com.badlogic.gdx.assets.AssetManager manager)	Loading is finished, gather resources.
com.badlogic.gdx.graphics.PerspectiveCamera	getCamera()	Returns the perspective camera.
Vector3D	getDirection()
Vector3D[]	getDirections()
IFocus	getFocus()	Returns the focus if any.
Vector3Q	getFocusDx()	Returns the focus position delta computed in the last camera update (next focus position minus current focus position).
com.badlogic.gdx.graphics.PerspectiveCamera[]	getFrontCameras()
CameraManager.CameraMode	getMode()
int	getNCameras()
IFocus	getSecondClosestBody()
com.badlogic.ashley.core.Entity	getSpacecraft()
SpacecraftView	getSpacecraftView()
double	getSpeed()	Gets the current velocity of the camera in km/h.
Vector3D	getUp()
Vector3D	getVelocity()
boolean	hasFocus()	Checks whether the current camera has a focus set.
boolean	isFocus(com.badlogic.ashley.core.Entity entity)	Checks if the given entity is the current focus.
void	notify(Event event, Object source, Object... data)	Event notification call.
void	removeGamepadListener()
void	resize(int width, int height)
void	setCamera(com.badlogic.gdx.graphics.PerspectiveCamera perspectiveCamera)	Sets the active camera
void	setDirection(Vector3D dir)
double	speedScaling()
void	update(double dt, ITimeFrameProvider time)	Updates the camera.
void	updateHard(double dt)	Updates the position and direction of the camera using a hard analytical algorithm.
void	updateMode(ICamera previousCam, CameraManager.CameraMode previousMode, CameraManager.CameraMode mode, boolean centerFocus)
protected void	updatePerspectiveCamera()

Methods inherited from class AbstractCamera

checkClosestParticle, copyParamsFrom, getAngleEdge, getAngleEdge, getCameraStereoLeft, getCameraStereoRight, getCloseLightSource, getClosest, getClosestBody, getClosestParticle, getCurrent, getDistance, getDPos, getFar, getFovFactor, getInversePos, getManager, getNear, getPos, getPreviousPos, getPreviousProjView, getProjView, getShift, getSpeedScaling, getSpeedScalingCapped, isRotating, isVisible, isVisible, isVisible, render, setCameraStereoLeft, setCameraStereoRight, setClosest, setDPos, setDPos, setFrustumPlanes, setGamepadInput, setPointerProjectionOnFocus, setPos, setPos, setPreviousPos, setPreviousPos, setPreviousProjView, setShift, swapBuffers, updateAngleEdge, updateFovFactor, updateFrustumPlanes

Modifier and Type	Method	Description
void	checkClosestParticle(IFocus star)	Sets the current closest particle to this camera.
void	copyParamsFrom(AbstractCamera other)
float	getAngleEdge()	Gets the angle of the edge of the screen, diagonally.
float	getAngleEdge(int width, int height, float angle)
com.badlogic.gdx.graphics.PerspectiveCamera	getCameraStereoLeft()
com.badlogic.gdx.graphics.PerspectiveCamera	getCameraStereoRight()
IFocus	getCloseLightSource(int i)	Gets the current i-close light source to this camera
IFocus	getClosest()	Returns the current closest object
IFocus	getClosestBody()
IFocus	getClosestParticle()	Gets the current closest particle to this camera
ICamera	getCurrent()
double	getDistance()	Gets the distance from the camera to the centre of our reference frame (Sun)
Vector3Q	getDPos()
double	getFar()
float	getFovFactor()
Vector3Q	getInversePos()
CameraManager	getManager()
double	getNear()
Vector3Q	getPos()
Vector3Q	getPreviousPos()
com.badlogic.gdx.math.Matrix4	getPreviousProjView()
com.badlogic.gdx.math.Matrix4	getProjView()
Vector3D	getShift()
double	getSpeedScaling()
double	getSpeedScalingCapped()
boolean	isRotating()	Check whether the camera is currently rotating around the (possible) focus object.
boolean	isVisible(double viewAngle, Vector3D pos, double distToCamera)
boolean	isVisible(double viewAngle, Vector3Q pos, double distToCamera)
boolean	isVisible(com.badlogic.ashley.core.Entity cb)
void	render(int rw, int rh)
void	setCameraStereoLeft(com.badlogic.gdx.graphics.PerspectiveCamera cam)
void	setCameraStereoRight(com.badlogic.gdx.graphics.PerspectiveCamera cam)
void	setClosest(IFocus focus)	Sets the closest of all
void	setDPos(Vector3D dPos)
void	setDPos(Vector3Q dPos)
protected void	setFrustumPlanes(com.badlogic.gdx.graphics.PerspectiveCamera cam)
void	setGamepadInput(boolean state)	Main input mode is a gamepad.
void	setPointerProjectionOnFocus(com.badlogic.gdx.math.Vector3 point)	Sets the current pointer coordinates, as projected on the current focus object.
void	setPos(Vector3D pos)
void	setPos(Vector3Q pos)
void	setPreviousPos(Vector3D prevpos)
void	setPreviousPos(Vector3Q pos)
void	setPreviousProjView(com.badlogic.gdx.math.Matrix4 mat)
void	setShift(Vector3D shift)
void	swapBuffers()
void	updateAngleEdge(int width, int height)
protected void	updateFovFactor()	Update the FOV factor using the reference FOV.
void	updateFrustumPlanes()

Methods inherited from class Object

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

Field Details

direction

public Vector3D direction

Direction and up vectors.

up

public Vector3D up

Direction and up vectors.

relPos

public Vector3Q relPos

Constructor Details

SpacecraftCamera

public SpacecraftCamera(CameraManager parent)

Method Details

doneLoading

public void doneLoading(com.badlogic.gdx.assets.AssetManager manager)

Description copied from interface: ICamera

Loading is finished, gather resources.

Specified by:

doneLoading in interface ICamera

Parameters:

manager - The asset manager.

getSpacecraft

public com.badlogic.ashley.core.Entity getSpacecraft()

getSpacecraftView

public SpacecraftView getSpacecraftView()

getCamera

public com.badlogic.gdx.graphics.PerspectiveCamera getCamera()

Description copied from interface: ICamera

Returns the perspective camera.

Specified by:

getCamera in interface ICamera

Returns:

The perspective camera.

setCamera

public void setCamera(com.badlogic.gdx.graphics.PerspectiveCamera perspectiveCamera)

Description copied from interface: ICamera

Sets the active camera

Specified by:

setCamera in interface ICamera

Parameters:

perspectiveCamera - The perspective camera.

getFrontCameras

public com.badlogic.gdx.graphics.PerspectiveCamera[] getFrontCameras()

Specified by:

getFrontCameras in interface ICamera

getDirection

public Vector3D getDirection()

Specified by:

getDirection in interface ICamera

setDirection

public void setDirection(Vector3D dir)

Specified by:

setDirection in interface ICamera

getUp

public Vector3D getUp()

Specified by:

getUp in interface ICamera

getDirections

public Vector3D[] getDirections()

Specified by:

getDirections in interface ICamera

getNCameras

public int getNCameras()

Specified by:

getNCameras in interface ICamera

update

public void update(double dt,
 ITimeFrameProvider time)

Description copied from interface: ICamera

Updates the camera.

Specified by:

update in interface ICamera

Parameters:

dt - The time since the las frame in seconds.

time - The frame time provider (simulation time).

updateHard

public void updateHard(double dt)

Updates the position and direction of the camera using a hard analytical algorithm.

updatePerspectiveCamera

protected void updatePerspectiveCamera()

updateMode

public void updateMode(ICamera previousCam,
 CameraManager.CameraMode previousMode,
 CameraManager.CameraMode mode,
 boolean centerFocus)

Specified by:

updateMode in interface ICamera

getMode

public CameraManager.CameraMode getMode()

Specified by:

getMode in interface ICamera

getSpeed

public double getSpeed()

Description copied from interface: ICamera

Gets the current velocity of the camera in km/h.

Specified by:

getSpeed in interface ICamera

Returns:

The velocity in km/h.

getFocus

public IFocus getFocus()

Description copied from interface: ICamera

Returns the focus if any.

Specified by:

getFocus in interface ICamera

Returns:

The focus object if it is in focus mode. Null otherwise.

getFocusDx

public Vector3Q getFocusDx()

Description copied from interface: ICamera

Returns the focus position delta computed in the last camera update (next focus position minus current focus position). Only meaningful in focus mode with the position lock enabled. May be null.

Specified by:

getFocusDx in interface ICamera

Returns:

The focus position delta, or null if not applicable.

hasFocus

public boolean hasFocus()

Description copied from interface: ICamera

Checks whether the current camera has a focus set.

Specified by:

hasFocus in interface ICamera

Returns:

True if the camera has a focus.

isFocus

public boolean isFocus(com.badlogic.ashley.core.Entity entity)

Description copied from interface: ICamera

Checks if the given entity is the current focus.

Specified by:

isFocus in interface ICamera

Parameters:

entity - The entity.

Returns:

Whether the entity is focus.

addGamepadListener

public void addGamepadListener()

removeGamepadListener

public void removeGamepadListener()

notify

public void notify(Event event,
 Object source,
 Object... data)

Description copied from interface: IObserver

Event notification call.

Specified by:

notify in interface IObserver

Parameters:

event - The event type.

source - The source object, if any.

data - The data associated with this event.

checkClosestBody

public void checkClosestBody(IFocus cb)

Description copied from interface: ICamera

Called after updating the body's distance to the cam, it updates the closest body in the camera to figure out the camera near

Specified by:

checkClosestBody in interface ICamera

Overrides:

checkClosestBody in class AbstractCamera

Parameters:

cb - The body to check

checkClosestBody

public void checkClosestBody(com.badlogic.ashley.core.Entity cb)

Description copied from interface: ICamera

Called after updating the body's distance to the cam, it updates the closest body in the camera to figure out the camera near

Specified by:

checkClosestBody in interface ICamera

Overrides:

checkClosestBody in class AbstractCamera

Parameters:

cb - The body to check.

getSecondClosestBody

public IFocus getSecondClosestBody()

Specified by:

getSecondClosestBody in interface ICamera

Overrides:

getSecondClosestBody in class AbstractCamera

resize

public void resize(int width,
 int height)

Specified by:

resize in interface ICamera

getVelocity

public Vector3D getVelocity()

Specified by:

getVelocity in interface ICamera

Overrides:

getVelocity in class AbstractCamera

speedScaling

public double speedScaling()

Specified by:

speedScaling in interface ICamera