The main optimizations I added were reducing the number of points that are saved per line (points < 5px apart are deduplicated). Also I batched the drawing of the lines. Originally a separate line was drawn between each point, now they are drawn as one big line.

Oh nice I use a vinyl cutter for plots as well, what are you using?

What kind of enamel are you using and what are you using to print with it?

Its all based off this sequencer that can be programmed using a small forth-based language. Sequences are visualized on the graph and it currently outputs either OSC messages or http requests