Hot answers tagged notation
Use a smaller note head for the non-melody notes. This would be easy to sight read. Or you could write an additional ossia-type line showing just the melody notes. In either case, an explanation won't hurt. If you only need it for this one measure, you can just write it out: "highlight notes such and such".
Try something like this: It separates out the main voice, and, by two means, shows that it is emphasised. It's also relatively neat.
I think the neatest way to do this is almost what you did in your example: use a different style of notehead for the emphasized notes. Of course this breaks "the rules" about note lengths, but it should be obvious to most players what it means. You could add a note explaining that the "white" noteheads in the chords should be emphasized. Incidentally, ...
Only top voted, non community-wiki answers of a minimum length are eligible