The application generates a cylinder with the specified number of edges and texture for this cylinder. In this case, each edge of the cylinder corresponds the texture to the order number of cylinder edge. On the right and on the left od the screen, the icons "+" and "-" to add and remove edges.

Xamarin C# OpenGL ES

at SceneRender.cs enable Boat boat = new Boat(context, "boat_obj", "map", this, Resource.Drawable.boat, Resource.Drawable.boatf, Resource.Drawable.boats); for model loading and view.

https://play.google.com/store/apps/details?id=com.seaban.edge