Andreas Rozek
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QR Codes

QR codes are not just better barcodes - due to their ubiquity, they have long since become part of pop culture (as can be seen, for example, in the work of Michael Weisser).

Although the material on this page was primarily created for students of the lecture "Fundamentals of Computer Science" at the HFT Stuttgart, it could also be of interest to other readers as well.

A guide explains how to use the pages in this website, their behaviour may be adjusted in the settings.

 
Clicking changes the Picture

Simulation for 3D printing a QR Code

The following video shows the path travelled by the nozzle of a 3D printer as it prints a QR code.

The path data actually comes from the G-code output of a slicer for the underlying 3D model, but only one of the two uppermost layers is alternately displayed.

The G-code was processed using a Form described on a separate page and stored in a JSON file - the actual visualization is done using Processing.

This web page uses the following third-party libraries, assets or StackOverflow answers:

The author would like to thank the developers and authors of the above-mentioned contributions for their effort and willingness to make their works available to the general public.