Class: Camera3D

Camera components

Hierarchy

• ComponentBase

  ↳ Camera3D

Constructors

• constructor

Properties

• object3D
• isDestroyed
• fov
• name
• aspect
• near
• far
• viewPort
• frustum
• sh_bak
• sh
• isShadowCamera
• mainCamera
• lookTarget
• type
• csm

Accessors

• eventDispatcher
• isStart
• transform
• enable
• enableCSM
• viewMatrix
• shadowViewMatrix
• pvMatrix
• pvMatrix2
• pvMatrixInv
• vMatrixInv
• cameraToWorld
• ndcToView
• projectionMatrixInv
• jitterFrameIndex
• jitterX
• jitterY

Methods

• start
• stop
• onEnable
• onDisable
• onLateUpdate
• onBeforeUpdate
• onCompute
• onGraphic
• onParentChange
• onAddChild
• onRemoveChild
• cloneTo
• copyComponent
• beforeDestroy
• destroy
• init
• getShadowBias
• getShadowWorldExtents
• getCSMShadowBiasScale
• getCSMShadowWorldExtents
• perspective
• resetPerspective
• ortho
• orthoOffCenter
• orthoZo
• object3DToScreenRay
• screenRayToObject3D
• unProject
• screenPointToRay
• screenPointToWorld
• worldToScreenPoint
• lookAt
• enableJitterProjection
• getWorldDirection

Constructors

constructor

• new Camera3D(): Camera3D

Returns

Camera3D

Overrides

ComponentBase.constructor

Defined in

src/core/Camera3D.ts:128

Properties

object3D

• object3D: Object3D = null

owner object3D

Inherited from

ComponentBase.object3D

Defined in

src/components/ComponentBase.ts:17

---

isDestroyed

• Optional isDestroyed: boolean

Inherited from

ComponentBase.isDestroyed

Defined in

src/components/ComponentBase.ts:38

---

fov

• fov: number = 1

camera Perspective

Defined in

src/core/Camera3D.ts:27

---

name

• name: string

camera use name

Defined in

src/core/Camera3D.ts:32

---

aspect

• aspect: number = 1

Viewport width and height Scale

Defined in

src/core/Camera3D.ts:37

---

near

• near: number = 1

camera near plane

Defined in

src/core/Camera3D.ts:42

---

far

• far: number = 5000

camera far plane

Defined in

src/core/Camera3D.ts:47

---

viewPort

• viewPort: Rect

camera view port size

Defined in

src/core/Camera3D.ts:52

---

frustum

• frustum: Frustum

camera frustum

Defined in

src/core/Camera3D.ts:57

---

sh_bak

• sh_bak: Float32Array

Defined in

src/core/Camera3D.ts:59

---

sh

• sh: Float32Array

Defined in

src/core/Camera3D.ts:71

---

isShadowCamera

• isShadowCamera: boolean = false

this camera is shadow camera

Defined in

src/core/Camera3D.ts:76

---

mainCamera

• mainCamera: Camera3D

Defined in

src/core/Camera3D.ts:92

---

lookTarget

• lookTarget: Vector3

camera look at from where point

Defined in

src/core/Camera3D.ts:105

---

type

• type: CameraType = CameraType.perspective

camera type

Defined in

src/core/Camera3D.ts:110

---

csm

• csm: FrustumCSM

Defined in

src/core/Camera3D.ts:112

Accessors

eventDispatcher

• get eventDispatcher(): CEventDispatcher

Returns

CEventDispatcher

Inherited from

ComponentBase.eventDispatcher

Defined in

src/components/ComponentBase.ts:23

• set eventDispatcher(value): void

Parameters

Name	Type
value	CEventDispatcher

Returns

void

Inherited from

ComponentBase.eventDispatcher

Defined in

src/components/ComponentBase.ts:28

---

isStart

• get isStart(): boolean

Returns

boolean

Inherited from

ComponentBase.isStart

Defined in

src/components/ComponentBase.ts:40

---

transform

• get transform(): Transform

Return the Transform component attached to the Object3D.

Returns

Transform

Inherited from

ComponentBase.transform

Defined in

src/components/ComponentBase.ts:47

---

enable

• get enable(): boolean

Enable/disable components. The enabled components can be updated, while the disabled components cannot be updated.

Returns

boolean

Inherited from

ComponentBase.enable

Defined in

src/components/ComponentBase.ts:68

• set enable(value): void

Enable/disable components. The enabled components can be updated, while the disabled components cannot be updated.

Parameters

Name	Type
value	boolean

Returns

void

Inherited from

ComponentBase.enable

Defined in

src/components/ComponentBase.ts:54

---

enableCSM

• get enableCSM(): boolean

Returns

boolean

Defined in

src/core/Camera3D.ts:119

• set enableCSM(value): void

Parameters

Name	Type
value	boolean

Returns

void

Defined in

src/core/Camera3D.ts:122

---

viewMatrix

• get viewMatrix(): Matrix4

view invert matrix

Returns

Matrix4

Defined in

src/core/Camera3D.ts:246

---

shadowViewMatrix

• get shadowViewMatrix(): Matrix4

shadow camera view invert matrix

Returns

Matrix4

Defined in

src/core/Camera3D.ts:256

---

pvMatrix

• get pvMatrix(): Matrix4

get project * view matrix

Returns

Matrix4

Defined in

src/core/Camera3D.ts:307

---

pvMatrix2

• get pvMatrix2(): Matrix4

Returns

Matrix4

Defined in

src/core/Camera3D.ts:312

---

pvMatrixInv

• get pvMatrixInv(): Matrix4

get (project * view) invert matrix

Returns

Matrix4

Defined in

src/core/Camera3D.ts:322

---

vMatrixInv

• get vMatrixInv(): Matrix4

Returns

Matrix4

Defined in

src/core/Camera3D.ts:328

---

cameraToWorld

• get cameraToWorld(): Matrix4

Returns

Matrix4

Defined in

src/core/Camera3D.ts:334

---

ndcToView

• get ndcToView(): Matrix4

Returns

Matrix4

Defined in

src/core/Camera3D.ts:342

---

projectionMatrixInv

• get projectionMatrixInv(): Matrix4

get project invert matrix

Returns

Matrix4

Defined in

src/core/Camera3D.ts:352

---

jitterFrameIndex

• get jitterFrameIndex(): number

Returns

number

Defined in

src/core/Camera3D.ts:486

---

jitterX

• get jitterX(): number

Returns

number

Defined in

src/core/Camera3D.ts:490

---

jitterY

• get jitterY(): number

Returns

number

Defined in

src/core/Camera3D.ts:494

Methods

start

▸ start(): void

Returns

void

Inherited from

ComponentBase.start

Defined in

src/components/ComponentBase.ts:113

---

stop

▸ stop(): void

Returns

void

Inherited from

ComponentBase.stop

Defined in

src/components/ComponentBase.ts:114

---

onEnable

▸ onEnable(view?): any

Parameters

Name	Type
view?	View3D

Returns

any

Inherited from

ComponentBase.onEnable

Defined in

src/components/ComponentBase.ts:115

---

onDisable

▸ onDisable(view?): any

Parameters

Name	Type
view?	View3D

Returns

any

Inherited from

ComponentBase.onDisable

Defined in

src/components/ComponentBase.ts:116

---

onLateUpdate

▸ onLateUpdate(view?): any

Parameters

Name	Type
view?	View3D

Returns

any

Inherited from

ComponentBase.onLateUpdate

Defined in

src/components/ComponentBase.ts:118

---

onBeforeUpdate

▸ onBeforeUpdate(view?): any

Parameters

Name	Type
view?	View3D

Returns

any

Inherited from

ComponentBase.onBeforeUpdate

Defined in

src/components/ComponentBase.ts:119

---

onCompute

▸ onCompute(view?, command?): any

Parameters

Name	Type
view?	View3D
command?	GPUCommandEncoder

Returns

any

Inherited from

ComponentBase.onCompute

Defined in

src/components/ComponentBase.ts:120

---

onGraphic

▸ onGraphic(view?): any

Parameters

Name	Type
view?	View3D

Returns

any

Inherited from

ComponentBase.onGraphic

Defined in

src/components/ComponentBase.ts:121

---

onParentChange

▸ onParentChange(lastParent?, currentParent?): any

Parameters

Name	Type
lastParent?	Object3D
currentParent?	Object3D

Returns

any

Inherited from

ComponentBase.onParentChange

Defined in

src/components/ComponentBase.ts:122

---

onAddChild

▸ onAddChild(child): any

Parameters

Name	Type
child	Object3D

Returns

any

Inherited from

ComponentBase.onAddChild

Defined in

src/components/ComponentBase.ts:123

---

onRemoveChild

▸ onRemoveChild(child): any

Parameters

Name	Type
child	Object3D

Returns

any

Inherited from

ComponentBase.onRemoveChild

Defined in

src/components/ComponentBase.ts:124

---

cloneTo

▸ cloneTo(obj): void

clone component data to target object3D

Parameters

Name	Type	Description
obj	Object3D	target object3D

Returns

void

Inherited from

ComponentBase.cloneTo

Defined in

src/components/ComponentBase.ts:131

---

copyComponent

▸ copyComponent(from): this

Parameters

Name	Type
from	this

Returns

this

Inherited from

ComponentBase.copyComponent

Defined in

src/components/ComponentBase.ts:133

---

beforeDestroy

▸ beforeDestroy(force?): void

before release this component, object refrences are not be set null now.

Parameters

Name	Type
force?	boolean

Returns

void

Inherited from

ComponentBase.beforeDestroy

Defined in

src/components/ComponentBase.ts:200

---

destroy

▸ destroy(force?): void

release this component

Parameters

Name	Type
force?	boolean

Returns

void

Inherited from

ComponentBase.destroy

Defined in

src/components/ComponentBase.ts:207

---

init

▸ init(): void

Returns

void

Overrides

ComponentBase.init

Defined in

src/core/Camera3D.ts:132

---

getShadowBias

▸ getShadowBias(depthTexSize): number

Parameters

Name	Type
depthTexSize	number

Returns

number

Defined in

src/core/Camera3D.ts:146

---

getShadowWorldExtents

▸ getShadowWorldExtents(): number

Returns

number

Defined in

src/core/Camera3D.ts:152

---

getCSMShadowBiasScale

▸ getCSMShadowBiasScale(shadowCamera): number

Parameters

Name	Type
shadowCamera	Camera3D

Returns

number

Defined in

src/core/Camera3D.ts:168

---

getCSMShadowWorldExtents

▸ getCSMShadowWorldExtents(index): number

Parameters

Name	Type
index	number

Returns

number

Defined in

src/core/Camera3D.ts:178

---

perspective

▸ perspective(fov, aspect, near, far): void

Create a perspective camera

Parameters

Name	Type
fov	number
aspect	number
near	number
far	number

Returns

void

Defined in

src/core/Camera3D.ts:189

---

resetPerspective

▸ resetPerspective(aspect): void

Parameters

Name	Type
aspect	number

Returns

void

Defined in

src/core/Camera3D.ts:198

---

ortho

▸ ortho(width, height, znear, zfar): void

Create an orthographic camera

Parameters

Name	Type	Description
width	number	screen width
height	number	screen height
znear	number	camera near plane
zfar	number	camera far plane

Returns

void

Defined in

src/core/Camera3D.ts:211

---

orthoOffCenter

▸ orthoOffCenter(l, r, b, t, zn, zf): void

Create an orthographic camera

Parameters

Name	Type	Description
l	number
r	number
b	number
t	number
zn	number	camera near plane
zf	number	camera far plane

Returns

void

Defined in

src/core/Camera3D.ts:228

---

orthoZo

▸ orthoZo(l, r, b, t, zn, zf): void

Parameters

Name	Type
l	number
r	number
b	number
t	number
zn	number
zf	number

Returns

void

Defined in

src/core/Camera3D.ts:235

---

object3DToScreenRay

▸ object3DToScreenRay(n, target?): Vector3

world space object to screen

Parameters

Name	Type	Default value	Description
n	Vector3	undefined	world space
target	Vector3	null	Creating an orthogonal camera with 2D screen coordinates that default to null will return a new object

Returns

Vector3

Defined in

src/core/Camera3D.ts:268

---

screenRayToObject3D

▸ screenRayToObject3D(n, target?): Vector3

Convert 2D screen coordinates to 3D coordinates as world space

Parameters

Name	Type	Default value	Description
n	Vector3	undefined	2D screen coordinates
target	Vector3	null	3D coordinates as world space

Returns

Vector3

Defined in

src/core/Camera3D.ts:288

---

unProject

▸ unProject(nX, nY, sZ, target?): Vector3

Enter a 3D coordinate point to obtain the projected coordinate point

Parameters

Name	Type	Description
nX	number	3D x
nY	number	3D y
sZ	number	3D z
target?	Vector3	The projected coordinate point can be empty

Returns

Vector3

Coordinates after projection

Defined in

src/core/Camera3D.ts:366

---

screenPointToRay

▸ screenPointToRay(viewPortPosX, viewPortPosY): Ray

Enter the 2D coordinates of the screen to obtain a ray that starts from the camera position and passes through the corresponding 3D position of the screen.

Parameters

Name	Type	Description
viewPortPosX	number	Screen x coordinate
viewPortPosY	number	Screen y coordinate

Returns

Ray

ray

Defined in

src/core/Camera3D.ts:405

---

screenPointToWorld

▸ screenPointToWorld(viewPortPosX, viewPortPosY, z): Vector3

Convert screen coordinates to world coordinates

Parameters

Name	Type	Description
viewPortPosX	number	Screen x coordinate
viewPortPosY	number	Screen y coordinate
z	number	Screen z coordinate

Returns

Vector3

World coordinates

Defined in

src/core/Camera3D.ts:426

---

worldToScreenPoint

▸ worldToScreenPoint(point, target?): Vector3

Convert world coordinates to screen coordinates

Parameters

Name	Type
point	Vector3
target?	Vector3

Returns

Vector3

World coordinates

Defined in

src/core/Camera3D.ts:438

---

lookAt

▸ lookAt(pos, target, up?): void

Current object's gaze position (global) (modified by its own global transformation)

Parameters

Name	Type	Default value	Description
pos	Vector3	undefined	Own position (global)
target	Vector3	undefined	Location of the target (global)
up	Vector3	Vector3.Y_AXIS	Upward direction

Returns

void

Defined in

src/core/Camera3D.ts:449

---

enableJitterProjection

▸ enableJitterProjection(value): void

Parameters

Name	Type
value	boolean

Returns

void

Defined in

src/core/Camera3D.ts:498

---

getWorldDirection

▸ getWorldDirection(target?): Vector3

Parameters

Name	Type
target?	Vector3

Returns

Vector3

Defined in

src/core/Camera3D.ts:603