Animating the filterImage about expo-pixi HOT 2 CLOSED

import React from 'react';
import { Dimensions } from 'react-native';
import GLWrap from './GLWrap';
import './BeforePIXI';
import * as filters from 'pixi-filters';
import * as PIXI from 'pixi.js';

PIXI.filters = { ...(PIXI.filters || {}), ...filters };

const filter = new PIXI.filters.PixelateFilter();

const PixiView = GLWrap('pixi.js sprite rendering', async gl => {
  const { scale: resolution } = Dimensions.get('window');
  const width = gl.drawingBufferWidth / resolution;
  const height = gl.drawingBufferHeight / resolution;
  const app = new PIXI.Application({
    context: gl,
    width,
    height,
    resolution,
    backgroundColor: 0xffffff,
  });

  const asset = Expo.Asset.fromModule(require('./assets/images/kylie.png'));
  await asset.downloadAsync();
  const image = new HTMLImageElement(asset);
  const sprite = PIXI.Sprite.from(image);
  sprite.filters= [filter];
  app.stage.addChild(sprite);
  app.ticker.add(() => {
    filter.size = 100 + Math.cos(Date.now()*0.001)*200;
    gl.endFrameEXP();
  });
});

export default class App extends React.Component {
  render() {
    return <PixiView />;
  }
}