Android – how to display position markers on the camera view of the device

I'm looking for logic to display various position markers according to the area visible through the camera view on the Android device. Similar to the attached picture. I know the following things

>Get positions > I want to mark all positions > I know how to create overlays on camera views

resolvent:

You can view my tutorials: https://www.netguru.co/blog/augmented-reality-mobile-android I have gradually described the very simplified steps to achieve similar results. If you have any questions, I am ready to help