+input feta-autometric;
input feta-macros;
input feta-params;
+fet_beginfont("feta-braces", 16);
+mode_setup;
+
+staffsize#:=16pt#;
+
save code;
-code :=0;
+code := 0;
-def draw_brace( expr height_sharp, width_sharp) =
- save pendir, height, width, thin, thick;
+def draw_brace (expr height_sharp, width_sharp, slt_sharp) =
+ save pendir, height, width, thin, thick, slt;
save penangle;
height# := height_sharp;
- width# := width_sharp;
+ width# := width_sharp;
+ slt# := slt_sharp;
beginchar(code, width#, height#/2, height#/2);
code := incr code;
- define_pixels (height, width);
- thin = 2 stafflinethickness;
+ define_pixels (height, width, slt);
+ thin = 2 slt;
thick = .5 width;
z2 = .5 [z1, z3];
- y3 = y1 + height/2;
+ y3l = y1 + height/2;
x3 = x1 + width;
y1 =0;
x3 = - width / 2;
pair pendir;
- pendir = unitvector(x3 - x1, y3/6 - y1);
+ pendir = unitvector(x3 - x1, y3l/6 - y1);
penangle = angle pendir - 90;
penpos3(thin, penangle);
penpos2(thick, angle(z3 -z1) -90 );
endchar;
enddef;
-for i := font_count * 256 step 1 until (font_count + 1) * 256 - 1:
- % note: define_pixels (x) multiplies x by hppp,
- % we must never get bigger than infinity
- y := min ((i + 1) * 0.25pt#, infinity/hppp - 1);
- x := y / 12;
- draw_brace (y, x);
+l := 0.05pt#;
+y := 10pt#;
+
+for i := 0 step 1 until font_count:
+ for j := 0 step 1 until 255:
+ % message "l: "&decimal l;
+ % note: define_pixels (x) multiplies x by hppp,
+ % must never get bigger than infinity
+ y := min (y + l / 2, infinity/hppp - 1);
+ % x should be about one staff space, taking brace to have
+ % default height of 3 staffs, this yields height / 3 / 4
+ x := y / 12;
+ % l should be about one stafflinethickness
+ l := x / 10;
+ if i = font_count:
+ draw_brace (y, x, l);
+ fi
+ endfor;
endfor
+
+fet_endfont("feta-braces");