This OF app takes videos of things in the sky (birds, kites, stars, airplanes etc.) and creates constellations by connecting them together, resulting in a 2d mesh. Each frame of the video is converted into a mesh, and those meshes are then combined into a pillar. (I’m not exactly sure what this technique is called but lots of people have done it before)
I’m using ofxOpenCV to track objects. You can see the whole process in these gifs:
The resulting forms: