Code to follow: New additional y-axis interrupt & movement processing for both x/y axes handling. Oct. 12/20: Code now availble, see extra pictures of finished Trackball box. Dec. 16/20: Added code ...

With open source hardware (OSHW) input devices like the Ploopy Adept Trackball, you not only get to say you built the thing yourself, but there’s also an opportunity to tune the gadget to your ...

Implemented in OpenGL, the virtual trackball uses mouse input to track the cursor's position on the screen and rotate a 3D object when the left mouse button is held down. The program uses the screen ...

They seem ordinary enough on the outside but they hide a dark secret – sitting beside their keyboards are trackballs instead of mice. We know, it’s hard to believe, but that’s the wacky ...

The Logitech MX Ergo Advanced Trackball mouse is designed to reduce hand and wrist movement and features an adjustable stand ...

Vertical mice, trackballs, unusual sculpts: You can find quite a few ergonomic approaches to mousing comfort. The common aim: minimizing the threat of repetitive strain injuries you may incur from ...