DirectionalLight(param)

new DirectionalLight(param)
thing/src/objects/DirectionalLight.js, line 43

构造函数
Parameters:
Name Type Description
param object 初始化参数
Properties
Name Type Description
color number | string | Array.<number> 光的颜色
intensity number 光的强度
castShadow boolean 开启/关闭阴影效果
shadowQuality number 阴影效果品质(2的n次幂的一个数值,数值越大质量越高)
shadowBias number 阴影偏移量
shadowRange ShadowRangeInfo 阴影范围
position Array.<number> 灯光位置
target Array.<number> 灯光的目标位置 根据position和target可确定平行光方向

Members

castShadow :boolean
thing/src/objects/DirectionalLight.js, line 79

是否开启阴影

isDirectionalLight :boolean
thing/src/objects/DirectionalLight.js, line 99

检查是否为DirectionalLight类型或继承自它。