How can I align the squiggles at touch and tear points when drawing a line on a canvas?

Question

Android

The finger touches the screen not with a dot, but with a plane. During the transition process of touching at the beginning and tearing off at the end, the lines there often turn out to be curved with a crochet hook with varying degrees of curvature. How can this be corrected?
Something like this. All lines were drawn in one motion.

Answer 1

Smooth. In the simplest version, take every second or third event, ignoring the rest.