@openhps/core/dist/cjs/three/renderers/webgl/WebGLAnimation.js

Open Hybrid Positioning System - Core component

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.WebGLAnimation = WebGLAnimation;
function WebGLAnimation() {
  let context = null;
  let isAnimating = false;
  let animationLoop = null;
  let requestId = null;
  function onAnimationFrame(time, frame) {
    animationLoop(time, frame);
    requestId = context.requestAnimationFrame(onAnimationFrame);
  }
  return {
    start: function () {
      if (isAnimating === true) return;
      if (animationLoop === null) return;
      requestId = context.requestAnimationFrame(onAnimationFrame);
      isAnimating = true;
    },
    stop: function () {
      context.cancelAnimationFrame(requestId);
      isAnimating = false;
    },
    setAnimationLoop: function (callback) {
      animationLoop = callback;
    },
    setContext: function (value) {
      context = value;
    }
  };
}