class three.BooleanKeyframeTrack
extends KeyframeTrack
import { three } from "https://deno.land/x/remapper@2.1.0/src/deps.ts";
const { BooleanKeyframeTrack } = three;
import { three } from "https://deno.land/x/remapper@2.1.0/src/deps.ts";
const { BooleanKeyframeTrack } = three;