A Simple Portal System for Godot 4 (and 3 with a little work). Portals hopefully need no introduction. Just think of the game Portal and you get the idea. Non-nested portals are deceptively simple to ...

Every cast function in the module allows for an optional "filter" argument. This function can be used to write custom filters for a specific cast in addition to the built in functionality from ...

Last month, one of the best productivity apps for Mac finally became available for Windows. That’s Raycast, which is like a keyboard-controlled Swiss Army Knife for your computer. Open Raycast with a ...

Abstract: Augmented reality overlays virtual objects on the real world. To do so, the head mounted display (HMD) needs to be calibrated to establish a mapping between 3D points in the real world with ...

Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...