title: How to use opengl with flutter
body: <p>Flutter 1.12 was released with support ffi, we could bind native C/C++ lib and use for flutter, I searched and  found out some opengl bind for dart, I dont know much about flutter, My questions are:
  Could we able bind opengl to use with flutter for android and ios, and if we could, how to create widget with opengl canvas like glsurfaceview of android.</p>