fet_begingroup("timesig");
-def set_C_width =
- save left_width, right_width;
- left_width# := 1.0 staff_space#;
- right_width# := 0.8 staff_space#;
- define_pixels(left_width,right_width);
-enddef;
+
+%
+% originally by Mats B. nuked by Han-Wen, inspired by
+% Baerenreiter BA320 (Bach Cello Suites, Suite III)
+%
+% Notes:
+%
+% * the inside curve of the C is rather straight.
+% * the outside curve of the C is rather round.
+% * right tips of the C point slightly outward
+% * lower tip protudes to the right very slightly.
+%
+
def draw_C =
save hair, bulb_rad, left_fatness;
+ save left_width, right_width;
+ save width;
+ width# := 1.8 staff_space#- stafflinethickness#;
+ define_pixels (width);
+
+ left_width# := 1.0 staff_space#;
+ right_width# := 0.8 staff_space#;
+ define_pixels(left_width,right_width);
hair# := stafflinethickness#;
bulb_rad# := 0.4 staff_space#;
define_pixels(hair, bulb_rad);
left_fatness = 0.55;
- x1r = x5r;
+ x1r - x3r = width;
+ x3r = 0.0;
y1r = .45 staff_space;
- z2 = (0, staff_space);
- z3r = (-left_width, 0);
- z4 = (0, -staff_space);
- z5r = (right_width - stafflinethickness, -0.4 staff_space);
-
+ y2 = -y4 = staff_space;
+ x2 = x4;
+ x2 = x3r + staff_space;
+ y3r = 0;
+
+ x5r = x1r + 0.3 stafflinethickness;
+ y5r = -0.37 staff_space;
+ z6l = z1l;
+
penpos1(hair, 10);
penpos2(stafflinethickness, 90);
penpos3(left_fatness * staff_space, 180);
penpos4(stafflinethickness, -90);
- penpos5(hair, -5);
- z6l = z1l;
- penpos6(hair, 0);
+ penpos5(hair, -13);
+ penpos6(hair, 10);
draw_bulb(-1, z6l, z6r, bulb_rad, .8);
- fill z1l{dir (100)} .. z2l{left} .. z3l{down} .. z4l{right} ..
- simple_serif(z5l, z5r, -90) ..
- z4r{left} .. z3r{up} .. z2r{right} .. {dir (-80)}z1r -- cycle;
+ save s ;
+ s := 0.735;
+ fill z1l{dir (100)}
+ .. z2l{left}
+ .. tension 0.8
+ .. z3l{down} .. tension 0.8 .. z4l{right} ..
+ simple_serif(z5l, z5r, -90) ..
+ z4r{left}
+ .. super_curvelet (z4r,z3r,s,-1)
+ .. z3r{up}
+ .. super_curvelet (z3r,z2r,s, 1)
+ .. z2r{right} .. {dir (-80)}z1r -- cycle;
+ set_char_box(0, width#, staff_space#, staff_space#);
+
penlabels(1,2,3,4,5,6);
enddef;
fet_beginchar ("4/4 meter", "C4/4", "fourfourmeter")
- set_C_width;
- set_char_box(left_width# + staff_space#, right_width# + staff_space#,
- staff_space#, staff_space#);
-
draw_C;
fet_endchar;
fet_beginchar ("2/2 meter", "C2/2", "allabreve")
- set_C_width;
- set_char_box(left_width# + staff_space#, right_width# + staff_space#,
- 1.4 staff_space#, 1.4 staff_space#);
-
+
draw_C;
save excentricity;
pair excentricity;
- excentricity = (-1.25 stafflinethickness, 0);
- draw_block((- .75 stafflinethickness, -d) + excentricity, (.75 stafflinethickness , h) + excentricity);
+ xpart excentricity = x2 -1.25 stafflinethickness;
+ ypart excentricity = 0;
+
+ save stemlen ;
+ stemlen = 1.4 staff_space;
+
+ draw_block((- .75 stafflinethickness, - stemlen) + excentricity, (.75 stafflinethickness , stemlen) + excentricity);
fet_endchar;
fet_endgroup("timesig");