After the acquisition of Twitter by the South African con-man and billionaire the free and open source social network world is generating a lot of heat. The number of users and nodes of Mastodon in particular and the Fediverse at large has been climbing steadily for months now. However, there is no shortage of people who voice their concerns about the federated nature of such services, which rely on centralized instances governed by small dictators with absolute power.
Real time rendering of the Earth in Gaia Sky with surface, cloud and height virtual textures.
Implementing proper virtual texture support in Gaia Sky has been on my to-do list for many years. And for many years I have feared that very item, as the virtual texture mechanism is notoriously complex and hard to implement. However, once working, they are very cool and bring a lot of value to software like Gaia Sky. In this post, I describe and discuss my implementation of virtual textures in Gaia Sky in detail, and provide a thorough examination of some of its most interesting points.