Does pixel-scroll-mode[1] not do what you want? It’s a built-in feature. [1] http://git.savannah.gnu.org/cgit/emacs.git/tree/lisp/pixel-scroll.el http://git.sa

Does pixel-scroll-mode[1] not do what you want? It’s a built-in feature. [1] http://git.savannah.gnu.org/cgit/emacs.git/tree/lisp/pixel-scroll.el http://git.savannah.gnu.org/cgit/emacs.git/tree/lisp/pixel-s...