Light

Light

new Light(parameters)

Description:
  • 场景光源，用于在场景中创建一个点光源，或者聚光灯，或者面光源。需要注意的是，灯光性能消耗较大，不可过多创建，要注意不用的时候及时销毁。 通常情况下不需要再地图中添加灯光，该API主要用于在密闭的未打光的室内添加灯光。
Source:
  • objects/point/Light.js, line6
Parameters:
Name Type Description
parameters Object 配置信息
Properties
Name Type Attributes Default Description
lightType string <optional>
 PointLight 光源类型， 可选值：'PointLight', 'SpotLight', 'RectLight'
pointLightStyle Object 点光源配置信息
Properties
Name Type Description
intensity number 光源强度，默认为8
color Object 光源颜色，默认为白色 {r: 1, g: 1, b: 1}
spotLightStyle Object 聚光灯配置信息
Properties
Name Type Description
intensity number 光源强度，默认为8
color Object 光源颜色，默认为白色 {r: 1, g: 1, b: 1}
innerConeAngle number 聚光灯内部椎体角度，默认为0
outerConeAngle number 聚光灯外部椎体角度，默认为44
rectLightStyle Object 面光源配置信息
Properties
Name Type Description
intensity number 光源强度，默认为8
color Object 光源颜色，默认为白色 {r: 1, g: 1, b: 1}
barnDoorAngle number 面光源挡光板角度，默认为88.0
barnDoorLength number 面光源挡光板高度，默认为20

Extends

Members

(readonly) animateNeedsUpdate

Source:
  • objects/Shape/Shape.js, line814
Inherited From:
Properties:
Name Type Description
animateNeedsUpdate Boolean 动画是否变化

depthTest

Source:
  • objects/Shape/Shape.js, line398
Inherited From:
Default Value:
  • true
Properties:
Name Type Description
depthTest boolean 是否开启深度测试

map

Description:
  • 获取贴图
Source:
  • objects/Shape/Shape.js, line134
Overrides:
获取贴图

(readonly) materialNeedsUpdate

Source:
  • objects/Shape/Shape.js, line802
Inherited From:
Properties:
Name Type Description
materialNeedsUpdate Boolean 记录材质是否变化

(readonly) matrixNeedsUpdate

Source:
  • objects/Shape/Shape.js, line796
Inherited From:
Properties:
Name Type Description
matrixNeedsUpdate Boolean 记录空间是否变化

transparent

Source:
  • objects/Shape/Shape.js, line393
Inherited From:
Default Value:
  • opacity < 1.0
Properties:
Name Type Description
transparent boolean 是否透明

visible

Description:
  • 获取可见性状态
Source:
  • objects/Shape/Shape.js, line113
Overrides:
获取可见性状态

(readonly) visibleNeedsUpdate

Source:
  • objects/Shape/Shape.js, line808
Inherited From:
Properties:
Name Type Description
visibleNeedsUpdate Boolean 记录显隐是否变化

Methods

animate(options) → {TWEEN.Tween}

Description:
  • 动画函数，to中的animateOffset表示位置偏移单位cm
Source:
  • objects/Shape/Shape.js, line828
Inherited From:
Parameters:
Name Type Description
options object {from, to, duration, easing, loop}
Properties
Name Type Description
from object 起始值{position:null,rotation:null,scale:null} 可不设置，不设置就是当前状态
to object 结束值{position:{x,y,z},rotation:{roll,pitch,yaw},scale:{x,y,z},animateOffset:{x,y,z}}
duration number 动画持续时间,默认3000豪秒，单位豪秒
easing string 缓动函数 默认Linear,可选 Quadratic,Cubic,Sinusoidal,Exponential
loop boolean 是否循环,默认false
stayEnd boolean 动画结束后是否停留在最后一帧的位置,默认true
Returns:
返回Tween对象,可以调用stop()方法停止动画,onUpdate的时候会返回一个0-1的渐变值
Type
TWEEN.Tween

setData(geoJsonData)

Description:
  • 数据赋值与预处理
Source:
  • objects/point/Light.js, line53
Overrides:
Parameters:
Name Type Description
geoJsonData object geojson格式的几何信息

stopAnimate(delayTime)

Description:
  • 停止动画
Source:
  • objects/Shape/Shape.js, line891
Inherited From:
Parameters:
Name Type Default Description
delayTime 1000 延迟时间，默认为1000毫秒