I need to show a Image 2D when I execute a code in Native API. How to processed ?
Since you're working with the Native API, you need to implement / use your own rendering engine:
The Native API wraps the main functionalities of the Wikitude and enables the full computer vision power in your app. To keep it lean, the Native API does not integrate a separate rendering engine, but offers you the full flexibility in terms of rendering augmented reality content. Details on feature support and comparison to the JS API can be found here:
Details on how to work with the Native API can be found under our documentation here https://www.wikitude.com/external/doc/documentation/latest/androidnative/.