study-threejs 粒子气泡效果： http://htmlpreview.github.io/?https://github.com/houxiaochuan/study-threejs/blob/master/example-shader/example-particle.html shader： http://htmlpreview.github.io/?https://github.com/houxiaochuan/study-threejs/blob/master/example-shader/example-shader.html 全景图： http://htmlpreview.github.io/?https://github.com/houxiaochuan/study-threejs/blob/master/example-shader/example-panorama.html