Defs is also how the arrows work in this WebGL2 diagram[2], and in fact, I don't think they're possible without defs, because of `marker-end` which seems to req

Defs is also how the arrows work in this WebGL2 diagram[2], and in fact, I don't think they're possible without defs, because of `marker-end` which seems to require a marker present in defs. [2] https://webgl2fundamentals.org/webgl/lessons/resources/webgl-state-diagram.html https://webgl2fundamentals.org/webgl/lessons/resources/webgl...