]> git.donarmstrong.com Git - lilypond.git/blobdiff - mf/feta-klef.mf
move site-start back to /usr/share.
[lilypond.git] / mf / feta-klef.mf
index a85736dd8189455afc88741c50f76e96b604cf81..3fcb0ef8761558a36bf4bace12b22304818d3017 100644 (file)
@@ -4,25 +4,13 @@
 %
 % source file of the Feta (not the Font-En-Tja) music font
 % 
-% (c) 1997--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>,
+% (c)  1997--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>,
 % Jan Nieuwenhuizen <janneke@gnu.org>,
 % Juergen Reuter <reuter@ipd.uka.de>
 
 
 fet_begingroup("clefs");
 
-%
-% [Ross] says that clefs take 1 staff_space space on the left and right
-%
-% this is now handled in the lilypond spacing engine. 
-%
-
-def set_horizontal_spacing =
-       save left_space ,right_space;
-       left_space# = 0;
-       right_space# = 0;
-enddef;
-
 
 % [Wanske] says the bulbs should be positioned about 1/4 right of the
 % "arrow"
@@ -35,10 +23,9 @@ def draw_c_clef (expr reduction) =
        norm#:=2/3reduced_ss#;
        hair#:=1/6norm#;
 
-       set_horizontal_spacing;
        right_edge# = 15/4norm#+2hair#;
 
-       set_char_box (left_space#, right_edge# + right_space#
+       set_char_box (0, right_edge# + 0
                2 reduced_ss#, 2 reduced_ss#);
        define_pixels (hair,norm,reduced_ss, right_edge);
 
@@ -190,14 +177,13 @@ def draw_bass_clef(expr exact_center, reduction) =
         swoosh_width# = 2.1 reduced_ss#;
 %      tip_protude := (-stafflinethickness, -.2 staff_space);
        tip_protude := (0, 0);  
-        set_horizontal_spacing;
        bulb_y_offset := 0.15 staff_space;
        overshoot_top := 0.0;
        %% 
 
-        set_char_box(left_space# +
+        set_char_box(0 +
                 - xpart exact_center,
-                right_space# +
+                0 +
                 xpart exact_center + swoosh_width# + 7/12 reduced_ss#, 
                 - ypart exact_center + 2.5 reduced_ss#, 
                 ypart exact_center +reduced_ss#);
@@ -281,7 +267,7 @@ fet_endchar;
 %  -- vrij naar Van Kooten & De Bie
 %
 def debugfill = fill enddef;
-def draw_gclef (expr exact_center, reduction)=
+def draw_gclef (expr reduction)=
        save reduced_ss, downstroke_dir, downstroke_angle, center;
        save breapth_factor, inner_thick_end, thinness, thickness, thinnib;
        save inner_start_angle, thinness;
@@ -289,9 +275,6 @@ def draw_gclef (expr exact_center, reduction)=
        define_pixels(reduced_ss);
        pair downstroke_dir, center;
 
-       center := (hround_pixels(xpart exact_center), 
-               vround_pixels(ypart exact_center));
-
        thinness = 1.4 stafflinethickness;
        downstroke_dir = unitvector (14, -75);
        downstroke_angle = angle downstroke_dir;
@@ -304,16 +287,13 @@ def draw_gclef (expr exact_center, reduction)=
 
        thinnib = thinness;
 
-       set_horizontal_spacing;
        
-       set_char_box(
-               left_space# +
-               -xpart exact_center + 1.0 * breapth_factor* reduced_ss#, 
-               right_space# +
-               xpart exact_center + .66 breapth_factor* reduced_ss#,
-               -ypart exact_center + 2.6 * reduced_ss#,
-               ypart exact_center + 5 * reduced_ss#);
+       set_char_box(0,
+                1.71 * breapth_factor* reduced_ss#, 
+                2.6 * reduced_ss#,
+                5 * reduced_ss#);
 
+       center := (1.0 * breapth_factor* reduced_ss, 0);
 
        save upward_swoosh_angle;
        upward_swoosh_angle =130 ;
@@ -336,27 +316,28 @@ def draw_gclef (expr exact_center, reduction)=
        z6 = center + whatever * downstroke_dir;
        y6 = ypart center + 2 reduced_ss;
 
-       z7l - z6 = whatever *(z5- z6) ;
+       z7l - z6 = whatever * (z5 - z6) ;
        y7l = 3.5 reduced_ss;
 
        x9 = .7 [x10, x7r];
        top y9l = 5 reduced_ss;
 
-       y11 = ypart center  - 20/14 reduced_ss;
-       y12 = ypart center  - 34/14 reduced_ss;
+       y11 = ypart center  - 47/28 reduced_ss;
+       y12 = ypart center  - 71/28 reduced_ss;
        y13 = .48 [y12,y4r];
        x11 - x13r  = 1.5 reduced_ss + 0.5 thinnib;
        x12r = xpart (.45 [z13r , z11] + .75 reduced_ss * downstroke_dir) ;
 
-       z10=  center + whatever * dir (downstroke_angle + .5);
-       y10 = ypart center + 3.35  reduced_ss;
+%      z10=  center + whatever * dir (downstroke_angle - 1.5 );
+       x10 = x6 - 2 thinnib;
+       y10 = ypart center + 3.5  reduced_ss;
        y10l  - y10r = 1.2 thickness;
        z10r - z10l =
-               .9 thinnib* dir (downstroke_angle + 90) + whatever *downstroke_dir;
+               .7 thinnib* dir (downstroke_angle + 90) + whatever * downstroke_dir;
 
        z10 = .5 [z10l, z10r];
 
-       z11 =  center + whatever * downstroke_dir + (.2 reduced_ss, 0);
+       z11 =  center + whatever * downstroke_dir +  ( .05 reduced_ss, 0);
 
        penpos1(thinnib, inner_start_angle);
        penpos2(thickness, 90);
@@ -364,7 +345,7 @@ def draw_gclef (expr exact_center, reduction)=
        penpos4(thinnib, -90);
 
 
-       penpos9(1.4 thickness, -70);  
+       penpos9(1.45 thickness, -70);  
        save lipje;
        pair lipje;
        lipje= .5 [z9l, z9r] +  .25 ((z9r- z9l)  rotated -90);
@@ -387,14 +368,15 @@ def draw_gclef (expr exact_center, reduction)=
                .. z7r{down} .. z5r{down} .. z4r{right}
                .. z3r .. z2r{left} .. 
                tension .95 .. 
-               z1r -- z1l 
+               z1r -- simple_serif(z1r, z1l, 80) -- z1l 
                .. tension 0.85 ..cycle;
 
-       save p, staffline_time, q, down_staff_line_intersection;
-       path p,q;
+       save p, staffline_time, staff_line_path, down_staff_line_intersection;
+       path p, staff_line_path;
        pair down_staff_line_intersection;
        p := z4{left} .. z5{up} .. z7{up} ;
-       q := (-reduced_ss, 2 reduced_ss) ..  (2 reduced_ss,2 reduced_ss);
+
+       staff_line_path := (-reduced_ss, 2 reduced_ss) ..  (2 reduced_ss,2 reduced_ss);
 
        draw p;
 
@@ -411,12 +393,14 @@ def draw_gclef (expr exact_center, reduction)=
        penpos12(thinnib, bot_angle + 90);
 
        p := z9 .. z10{down}
-               ..  z11{dir (-87)}
+               .. z6
+               .. (.52 [z4, z3])
+               .. z11{down}
                .. z12{dir(bot_angle)}
                .. z13{up}
        ;
        save down_intersection_t;       
-       down_intersection_t :=  xpart (p intersectiontimes  q) ;
+       down_intersection_t :=  xpart (p intersectiontimes  staff_line_path) ;
        down_staff_line_intersection = point down_intersection_t of p;
        z14 = down_staff_line_intersection;
        penpos14(thinnib, angle (direction down_intersection_t of p) + 90);
@@ -427,7 +411,7 @@ def draw_gclef (expr exact_center, reduction)=
 
        save loop_end_dir;
        pair loop_end_dir;
-       loop_end_dir = direction (xpart (p intersectiontimes q)) of p;
+       loop_end_dir = direction (xpart (p intersectiontimes staff_line_path)) of p;
        draw p;
 
        penpos6(thinnib, angle (loop_end_dir) + 90);
@@ -443,8 +427,6 @@ def draw_gclef (expr exact_center, reduction)=
 
        pickup pencircle scaled 1;
 
-       fill simple_serif(z1r, z1l, 80)  -- cycle;
-
        debugfill
                z11r{dir(start_angle)}
                .. z12r{dir(bot_angle)}
@@ -467,10 +449,10 @@ fet_beginchar("G clef", "G", "trebleclef")
        if test = 1:
                draw_staff(-1,3, 0.0);
        fi;
-       draw_gclef((1.7 staff_space#,0), 1.0);
+       draw_gclef(1.0);
 fet_endchar;
 fet_beginchar("G clef", "G_change", "ctrebleclef")
-       draw_gclef((1.3 staff_space#,0), .8);
+       draw_gclef(0.8);
 fet_endchar;
 
 %%%%
@@ -479,8 +461,16 @@ fet_endchar;
 %
 
 
+
+%%
+%
+% The perc clef extent is not coincident with its bbox, since 
+%  the perc clef needs more space in front than a normal clef.
+%
+
 def draw_percussion_clef(expr reduction) =
-       save reduced_ss;
+       save reduced_ss, razt;
+
        reduced_ss# = staff_space# * reduction;
        define_pixels(reduced_ss);
        set_char_box(-.67reduced_ss#,2.0reduced_ss#,reduced_ss#,reduced_ss#);