The WebGLRenderContext allows access to WebGL features when OpenGL, OpenGL ES or
WebGL is the render context type of the Window.
Using a WebGL context on a desktop or mobile platform enables support for cross-platform code that should run all platforms (when hardware acceleration is supported).
You can convert from lime.graphics.RenderContext, lime.graphics.OpenGLRenderContext,
lime.graphics.OpenGLES3RenderContext, lime.graphics.OpenGLES2RenderContext,
lime.graphics.WebGL2RenderContext or lime.graphics.opengl.GL directly if desired:
var webgl:WebGLRenderContext = window.context;
var webgl:WebGLRenderContext = gl;
var webgl:WebGLRenderContext = gles3;
var webgl:WebGLRenderContext = gles2;
var webgl:WebGLRenderContext = webgl2;
var webgl:WebGLRenderContext = GL;