My Mindscape

Hello, I am Luka Čehovin, a postgraduate student of computer science and an assistant researcher at the Visual Cognitive Systems Laboratory at Faculty of Computer and Information Science in Ljubljana. I am also an open-source enthusiast, a hobby artist and a hobby musician. This is my personal webpage, where I publish my work/stuff (the hobby part at least).

Making a multitouch table: The compliant surface

Sun, 06/14/2009

11:07

One important thing required to make a multitouch surface really usable is the surface on which the image from the projector is cast. Without it fingers can be tracked but we just do not get any real feedback underneath them.

Making a multitouch table: The camera

Sun, 06/07/2009

11:38

Looking back to our process of making a multitouch table, the camera seems to be the most delicate part and a source of many (at that time very unfocused) woes.

Making a multitouch table: The wiring

Sun, 05/24/2009

12:07

After months of waiting I can now finally continue my series of posts on making a multitouch table. The reason for this delay was suspiciously long shipping times for some additional equipment (I will talk about this in the next post).

A story of a package

Fri, 05/15/2009

00:35

(warning: familiarity with the Lost series required for optimal reading of this post … otherwise this is just a crappy meaningless sequence of words … well it may be so either way … )

Some two weeks ago I was in Graz visiting a friend and an ex-coworker (and also sketching a lot). A side-project of this trip was an Amazon order with intention of saving shipping fee (shipping to Austria from German Amazon is free). The main subject of this purchase were some cool looking Dharma Initiative logo t-shirts for me and some of the co-workers.

Ah, those were the days

Sun, 05/03/2009

22:04

Today I was browsing through some of my old backups, made some years back and I found one of my rare finished projects, a game called Tetronix.