Currently, we can control the 3D map view by using some shortcuts and mouse. The idea is adding a new tool in the 3D map view to control the view by using an on screen button. It will help a new user to navigate or control. The features of the on screen navigation are
This feature is part of the GSoC 2019 - QGIS 3D Improvement
Mockup:
Original: https://app.moqups.com/RsKgkvRdmw/edit/page/ad64222d5
Checklist: