M3D / M3D / Inputs / TrackBall

Class: TrackBall

M3D.Inputs.TrackBall

Memberof

M3D.Inputs

Description

轨迹球

Table of contents

Constructors

• constructor

Properties

• angle
• axis
• motionMatrix
• rotateQuaternion
• scaleFactor
• translateVector

Methods

• deltaScale
• getCamera
• getMoveDelta
• getRotateSpeed
• onePointMove
• onePointRotate
• onePointStart
• onePointUp
• onePointsScale
• reset
• setCamera
• setRotateSpeed
• setScreenDepth
• setTrackWindow
• twoPointsMove
• twoPointsRotate
• twoPointsStart
• updateViewportSize

Constructors

constructor

• new TrackBall(v): TrackBall

Parameters

Name	Type	Description
v	Viewport	视口

Returns

TrackBall

Description

构造函数

Properties

angle

• angle: number

---

axis

• axis: Vector3

---

motionMatrix

• motionMatrix: Matrix3x4

---

rotateQuaternion

• rotateQuaternion: Quaternion

---

scaleFactor

• scaleFactor: number

---

translateVector

• translateVector: Vector3

Methods

deltaScale

▸ deltaScale(mousePoint): void

Parameters

Name	Type
mousePoint	InputPoint

Returns

void

Description

缩放

---

getCamera

▸ getCamera(): Camera

Returns

Camera

相机

Description

获取相机

---

getMoveDelta

▸ getMoveDelta(): Vector2

Returns

Vector2

Description

获取移动角度

---

getRotateSpeed

▸ getRotateSpeed(): number

Returns

number

旋转速度

Description

获取旋转速度

---

onePointMove

▸ onePointMove(mousePoint): void

Parameters

Name	Type	Description
mousePoint	InputPoint	鼠标单击输入点

Returns

void

Description

单指移动

---

onePointRotate

▸ onePointRotate(mousePoint): void

Parameters

Name	Type	Description
mousePoint	InputPoint	鼠标单击输入点

Returns

void

Description

单指旋转

---

onePointStart

▸ onePointStart(mousePoint): void

Parameters

Name	Type	Description
mousePoint	InputPoint	鼠标单击输入点

Returns

void

Description

开始单指操作

---

onePointUp

▸ onePointUp(mousePoint): void

Parameters

Name	Type	Description
mousePoint	InputPoint	鼠标输入点

Returns

void

Description

结束单指操作

---

onePointsScale

▸ onePointsScale(mousePoint, wheel?): void

Parameters

Name	Type	Description
mousePoint	InputPoint	鼠标单击输入点
wheel?	boolean

Returns

void

Description

单指缩放

---

reset

▸ reset(): void

Returns

void

Description

复位轨迹球

---

setCamera

▸ setCamera(c): void

Parameters

Name	Type	Description
c	Camera	相机对象

Returns

void

Description

设置相机

---

setRotateSpeed

▸ setRotateSpeed(rotateSpeed): void

Parameters

Name	Type
rotateSpeed	number

Returns

void

Description

设置旋转速度

---

setScreenDepth

▸ setScreenDepth(screenDepth): void

Parameters

Name	Type
screenDepth	number

Returns

void

Description

设置二维点转三维点的默认深度

---

setTrackWindow

▸ setTrackWindow(width, height): void

Parameters

Name	Type
width	number
height	number

Returns

void

Description

设置窗口大小

---

twoPointsMove

▸ twoPointsMove(mousePoint1, mousePoint2): void

Parameters

Name	Type	Description
mousePoint1	InputPoint	输入点1
mousePoint2	InputPoint	输入点2

Returns

void

Description

双指平移、缩放

---

twoPointsRotate

▸ twoPointsRotate(mousePoint1, mousePoint2): void

Parameters

Name	Type	Description
mousePoint1	InputPoint	输入点1
mousePoint2	InputPoint	输入点2

Returns

void

Description

双指旋转

---

twoPointsStart

▸ twoPointsStart(mousePoint1, mousePoint2): void

Parameters

Name	Type	Description
mousePoint1	InputPoint	输入点1
mousePoint2	InputPoint	输入点2

Returns

void

Description

开始双指操作

---

updateViewportSize

▸ updateViewportSize(size?): void

Parameters

Name	Type	Description
size?	Rect	视口大小

Returns

void

Description

更新视口大小