+++ /dev/null
-% flags
-%
-
-fet_begingroup("flagst")
-save bot_path;
-path bot_path;
-% Flags pointing down overlap with the notehead (in x-direction), so
-% the down-flag can be bigger
-upflag_width# = .750 black_notehead_width# + stemthickness#/2;
-downflag_width# = .833 black_notehead_width# + stemthickness#/2;
-
-%
-% Flags pointing down cannot overlap with the notehead in y-direction,
-% so they have less slant.
-
-%
-% Because of optical illusion, the utmost flag
-% (bottom for down-pointing, top
-% for up-pointing) should be smaller than the other flags
-%
-
-save hip_thickness, foot_thickness;
-hip_thickness# = 1.3 stemthickness#;
-foot_thickness# = hip_thickness#;
-
-%
-% Inspired by Adobe Sonata and [Wanske]
-% for example, see POSTSCRIPT Language -- program design,
-% page 119, and [Wanske], p 41,42
-%
-
-def draw_flag(expr center, flare,
- dims, hip_depth, foot_wid, hip_thickness, foot_thickness)=
- clearxy;
-
- penpos1(flare, 90);
- penpos2(whatever, 0);
- x2r - x2l = hip_thickness;
- penpos3(foot_thickness, 0) ;
-
- z1r = center;
- z2r = center + (xpart dims, -ypart(dims) * hip_depth);
- z3r = center + (xpart(dims) * foot_wid, -ypart dims);
-
- bot_path := z3r{curl 0} .. z2r{up} .. {up}z1r;
-
- penlabels(1, 2, 3);
- fill z1l{curl 0}
- ..tension 1.1 .. z2l{down} ..
- {curl 0} simple_serif(z3l, z3r, 80) &
- bot_path & z1r -- cycle;
-enddef;
-
-def add_flag(expr yoff, flare, hip_wid_multiplier,
- hip_dep_multiplier,
- intersectpoint, hip_thickness, foot_thickness) =
- begingroup
- save prev_center, prev_xextreme, prev_yextreme;
- save rel_foot, ip, center;
- save prev_hipwid, prev_footdep, prev_hipdep, wid, dep, hip_dep;
- save hip_dep_ratio, foot_wid_ratio;
- pair prev_center, center, foot, prev_xextreme, prev_yextreme;
- pair ip, rel_foot;
-
-
- prev_center = point 2 of bot_path;
- prev_xextreme = point 1 of bot_path;
- prev_yextreme = point 0 of bot_path;
- prev_hipwid = xpart (prev_xextreme - prev_center);
- prev_footdep = -ypart (prev_yextreme - prev_center);
- prev_hipdep = -ypart(prev_xextreme - prev_center);
- ip = point intersectpoint of bot_path;
-
- wid = prev_hipwid * hip_wid_multiplier;
- hip_dep = prev_hipdep * hip_dep_multiplier;
-
- center = prev_center + (0,yoff);
- rel_foot = 1.013 [(wid, hip_dep), ip - center];
- dep = -ypart(rel_foot);
- foot_wid_ratio = xpart(rel_foot ) / wid;
- hip_dep_ratio = hip_dep / dep;
-
- draw_flag(center, flare,
- (wid, dep), hip_dep_ratio, foot_wid_ratio,
- hip_thickness, foot_thickness);
- endgroup
-enddef;
-
-fet_beginchar("8th Flag (up)", "u3", "eighthflag")
- save flare,
- hip_depth_ratio, hip_width,
- foot_depth, foot_width_ratio;
-
- flare# = 1.0 interline#;
- hip_depth_ratio = .72;
- foot_width_ratio = .8;
- hip_width# = upflag_width# - hip_thickness#/2;
-
- foot_depth# = 3 interline#;
-
- set_char_box(stemthickness# /2, hip_width#
- + stemthickness#/2,
- foot_depth# + foot_thickness#/2, stemthickness#/2)
-
- define_pixels(flare, hip_width, hip_thickness,
- foot_depth, foot_thickness);
- draw_flag((stemthickness/2,0), flare,
- (hip_width, foot_depth),
- hip_depth_ratio, foot_width_ratio, hip_thickness, foot_thickness);
-
- pickup pencircle scaled stemthickness;
- draw (0, 0) .. (0,-2 interline);
-fet_endchar;
-
-fet_beginchar("16th Flag (up)", "u4", "sixteenthflag")
- save flare,
- hip_depth_ratio, hip_width,
- foot_depth, foot_width_ratio;
- save flagspace, total_depth, flag_count;
- total_depth# = 3.5 interline#;
- flag_count = 2;
- flare# = .85 interline#;
- flagspace# = .85 interline#;
- hip_depth_ratio = .72 ;
- hip_width# = upflag_width# - hip_thickness#/2;
- flagspace# + foot_depth# = total_depth#;
-
- foot_width_ratio = .8;
-
- set_char_box(stemthickness# /2, hip_width#
- + stemthickness#/2,
- total_depth# + foot_thickness#/2, stemthickness#/2)
-
- define_pixels(flare, hip_width, hip_thickness,
- flagspace,
- foot_depth, foot_thickness);
-
- draw_flag((stemthickness/2,- flagspace), flare,
- (hip_width, foot_depth),
- hip_depth_ratio,foot_width_ratio, hip_thickness, foot_thickness);
-
- add_flag(flagspace, flare,
- .97, 1.00, 1.25, hip_thickness, foot_thickness);
-
- pickup pencircle scaled stemthickness;
- draw (0, 0) .. (0,-2 interline);
-fet_endchar;
-
-
-fet_beginchar("32nd Flag (up)", "u5", "thirtysecondflag")
- save flare,
- hip_depth_ratio, hip_width,
- foot_depth, foot_width_ratio;
- save flagspace, total_depth, flag_count;
- flag_count = 3;
- total_depth#=4.25 interline#;
- flare# = .85 interline#;
- flagspace# = .87 interline#;
- hip_depth_ratio = .72 ;
- hip_width# = upflag_width# - hip_thickness#/2;
- (flag_count-1) * flagspace# + foot_depth# = total_depth#;
-
- foot_width_ratio = .8;
-
- set_char_box(stemthickness# /2, hip_width#
- + stemthickness#/2,
- total_depth# + foot_thickness#/2, stemthickness#/2)
-
- define_pixels(flare, hip_width, hip_thickness,
- flagspace,
- foot_depth, foot_thickness);
-
- draw_flag((stemthickness/2,- 2 flagspace), flare,
- (hip_width, foot_depth),
- hip_depth_ratio,foot_width_ratio, hip_thickness, foot_thickness);
-
- add_flag(flagspace, flare,
- .97, 1.00, 1.25, hip_thickness, foot_thickness);
-
- add_flag(flagspace, flare,
- .95, 1.05, 1.25, hip_thickness, foot_thickness);
-
- pickup pencircle scaled stemthickness;
- draw (0, 0) .. (0,-2 interline);
-fet_endchar;
-
-fet_beginchar("64th Flag (up)", "u6", "sixtyfourthflag")
- save flare,
- hip_depth_ratio, hip_width,
- foot_depth, foot_width_ratio;
- save flagspace, total_depth, flag_count;
-
- flag_count = 4;
- flare# = .85 interline#;
- flagspace# = .9 interline#;
- hip_depth_ratio = .72 ;
- hip_width# = upflag_width# - hip_thickness#/2;
- total_depth# = 5.25 interline#;
- (flag_count-1) * flagspace# + foot_depth# = total_depth#;
-
- foot_width_ratio = .8;
-
- set_char_box(stemthickness# /2, hip_width#
- + stemthickness#/2,
- total_depth# + foot_thickness#/2, stemthickness#/2)
-
- define_pixels(flare, hip_width, hip_thickness,
- flagspace,
- foot_depth, foot_thickness);
-
- draw_flag((stemthickness/2,- (flag_count-1)* flagspace), flare,
- (hip_width, foot_depth),
- hip_depth_ratio,foot_width_ratio, hip_thickness, foot_thickness);
-
- add_flag(flagspace, flare,
- .97, 1.00, 1.3, hip_thickness, foot_thickness);
-
- add_flag(flagspace, flare,
- 1.00, 1.00, 1.25, hip_thickness, foot_thickness);
- add_flag(flagspace, flare,
- .95, 1.05, 1.25, hip_thickness, foot_thickness);
- pickup pencircle scaled stemthickness;
- draw (0, 0) .. (0,-2 interline);
-fet_endchar;
-
-fet_beginchar("8th (down)", "d3", "deighthflag")
- save flare,
- hip_depth_ratio, hip_width,
- foot_depth, foot_width_ratio;
- save flagspace, total_depth, flag_count;
-
- flag_count = 1;
- flare# = .99 interline#;
- flagspace# = .9 interline#;
- hip_depth_ratio = .72 ;
- hip_width# = downflag_width# - hip_thickness#/2;
- total_depth# = 2.85 interline#;
- (flag_count-1) * flagspace# + foot_depth# = total_depth#;
-
- foot_width_ratio = .8;
-
- set_char_box(stemthickness# /2, hip_width#
- + stemthickness#/2,
- total_depth# + foot_thickness#/2, stemthickness#/2)
-
- define_pixels(flare, hip_width, hip_thickness,
- flagspace,
- foot_depth, foot_thickness);
-
- draw_flag((stemthickness/2,- (flag_count-1) *flagspace), flare,
- (hip_width, foot_depth),
- hip_depth_ratio,foot_width_ratio, hip_thickness, foot_thickness);
-
-
- pickup pencircle scaled stemthickness;
- draw (0, 0) .. (0,-2 interline);
- y_mirror_char;
-fet_endchar;
-
-fet_beginchar("16th (down)", "d4", "dsixteenthflag")
- save flare,
- hip_depth_ratio, hip_width,
- foot_depth, foot_width_ratio;
- save flagspace, total_depth, flag_count;
-
- flag_count = 2;
- flare# = .8 interline#;
- flagspace# = .9 interline#;
- hip_depth_ratio = .85 ;
- hip_width# = downflag_width# - hip_thickness#/2;
- total_depth# = 3.0 interline#;
- (flag_count-1) * flagspace# + foot_depth# = total_depth#;
-
- foot_width_ratio = .95;
-
- set_char_box(stemthickness# /2, hip_width#
- + stemthickness#/2,
- total_depth# + foot_thickness#/2, stemthickness#/2)
-
- define_pixels(flare, hip_width, hip_thickness,
- flagspace,
- foot_depth, foot_thickness);
-
- draw_flag((stemthickness/2,- (flag_count-1) *flagspace), flare,
- (hip_width, foot_depth),
- hip_depth_ratio,foot_width_ratio, hip_thickness, foot_thickness);
- add_flag(flagspace, flare,
- .95, 1.00, 1.25, hip_thickness, foot_thickness);
-
-
-
- pickup pencircle scaled stemthickness;
- draw (0, 0) .. (0,-2 interline);
- y_mirror_char;
-fet_endchar;
-
-fet_beginchar("32nd (down)", "d5", "dthirtysecondflag")
- save flare,
- hip_depth_ratio, hip_width,
- foot_depth, foot_width_ratio;
- save flagspace, total_depth, flag_count;
-
- flag_count = 3;
- flare# = .84 interline#;
- flagspace# = .9 interline#;
- hip_depth_ratio = .85 ;
- hip_width# = downflag_width# - hip_thickness#/2;
- total_depth# = 3.85 interline#;
- (flag_count-1) * flagspace# + foot_depth# = total_depth#;
-
- foot_width_ratio = .95;
-
- set_char_box(stemthickness# /2, hip_width#
- + stemthickness#/2,
- total_depth# + foot_thickness#/2, stemthickness#/2)
-
- define_pixels(flare, hip_width, hip_thickness,
- flagspace,
- foot_depth, foot_thickness);
-
- draw_flag((stemthickness/2,- (flag_count-1) *flagspace), flare,
- (hip_width, foot_depth),
- hip_depth_ratio,foot_width_ratio, hip_thickness, foot_thickness);
- add_flag(flagspace, flare,
- .97, 1.00, 1.25, hip_thickness, foot_thickness);
-
- add_flag(flagspace, flare,
- .95, 1.05, 1.25, hip_thickness, foot_thickness);
-
-
-
- pickup pencircle scaled stemthickness;
- draw (0, 0) .. (0,-2 interline);
- y_mirror_char;
-fet_endchar;
-fet_beginchar("64th (down)", "d6", "dsixtyfourthflag")
- save flare,
- hip_depth_ratio, hip_width,
- foot_depth, foot_width_ratio;
- save flagspace, total_depth, flag_count;
-
- flag_count = 4;
- flare# = .8 interline#;
- flagspace# = .9 interline#;
- hip_depth_ratio = .85 ;
- hip_width# = downflag_width# - hip_thickness#/2;
- total_depth# = 4.35 interline#;
- (flag_count-1) * flagspace# + foot_depth# = total_depth#;
-
- foot_width_ratio = .98;
-
- set_char_box(stemthickness# /2, hip_width#
- + stemthickness#/2,
- total_depth# + foot_thickness#/2, stemthickness#/2)
-
- define_pixels(flare, hip_width, hip_thickness,
- flagspace,
- foot_depth, foot_thickness);
-
- draw_flag((stemthickness/2,- (flag_count-1) *flagspace), flare,
- (hip_width, foot_depth),
- hip_depth_ratio,foot_width_ratio, hip_thickness, foot_thickness);
- add_flag(flagspace, flare,
- .97, 1.20, 1.175, hip_thickness, foot_thickness);
- add_flag(flagspace, flare,
- .97, 1.10, 1.175, hip_thickness, foot_thickness);
-
- add_flag(flagspace, flare,
- .9, 1.03, 1.175, hip_thickness, foot_thickness);
-
-
-
- pickup pencircle scaled stemthickness;
- draw (0, 0) .. (0,-2 interline);
- y_mirror_char;
-fet_endchar;
-fet_endgroup("flags");