Dec 28, 2017 · To do this, we must add the USE_WEBGL2=1 flag to the compilation. If you are planning to use some OpenGL ES features not present in the WebGL spec, you can use t he FULL_ES2=1 and/or FULL_ES3=1 flags. To be able to handle large textures/images, we can also add the ALLLOW_MEMORY_GROWTH=1 flag.. "/>