多兹 GPU加速的粒子地形 | | 用法 import { Dotz } from 'https://esm.sh/dotz' ; let my_dotz = new Dotz ( // canvas element document . getElementById ( '#myCanvas' ) , // URL for terrain image (dudv map) "https://m4r.sh/terrains/spiral.png" , // options { speed : 0.5 , fade : 0.8 , particles : 4e5 , colors : { "0.0" : "transparent" , "0.1" : "hsl(240,100%, 50%)" ,