% These examples are inspired by [Wanske], see literature list
+save black_notehead_width;
+numeric black_notehead_width;
+
fet_begingroup("balls");
noteheight#:=interline#+ (1 + overdone_heads) *stafflinethickness#;
-
define_pixels(noteheight);
-
-
def draw_brevis =
save beamheight, head_width;
save holeheight, stem_width;
a_w:=1.09;
notehead_calc;
+ black_notehead_width# := wd#;
notehead_draw;
fet_endchar;
fet_endgroup("balls");
+define_pixels(black_notehead_width);