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Text File  |  1993-11-28  |  6KB  |  103 lines
  1. % CMBSY6.MF                     June 1990
  2. % This Metafont file is part of AMSFonts 2.0.
  3. % Copyright (C) 1990, American Mathematical Society.
  4. % All rights reserved.  Copying of this file is authorized only if either:
  5. %   (1) you make absolutely no changes to your copy including filename; OR
  6. %   (2) if you do make changes, you first rename it to some other filename.
  7. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  8. % Computer Modern Bold Math Symbols 6 point
  9. if unknown cmbase: input cmbase fi
  10.  
  11. font_identifier:="CMBSY"; font_size 6pt#;
  12.  
  13. u#:=16.2/36pt#;               % unit width
  14. width_adj#:=7.8/36pt#;          % width adjustment for certain characters
  15. serif_fit#:=0pt#;          % extra sidebar near lowercase serifs
  16. cap_serif_fit#:=3.8/36pt#;     % extra sidebar near uppercase serifs
  17. letter_fit#:=4/36pt#;          % extra space added to all sidebars
  18.  
  19. body_height#:=162/36pt#;     % height of tallest characters
  20. asc_height#:=150/36pt#;          % height of lowercase ascenders
  21. cap_height#:=148.2/36pt#;     % height of caps
  22. fig_height#:=139.2/36pt#;     % height of numerals
  23. x_height#:=96/36pt#;          % height of lowercase without ascenders
  24. math_axis#:=54/36pt#;          % axis of symmetry for math symbols
  25. bar_height#:=49/36pt#;          % height of crossbar in lowercase e
  26. comma_depth#:=42/36pt#;          % depth of comma below baseline
  27. desc_depth#:=42/36pt#;          % depth of lowercase descenders
  28.  
  29. crisp#:=10pt#;               % diameter of serif corners
  30. tiny#:=10/36pt#;          % diameter of rounded corners
  31. fine#:=9/36pt#;               % diameter of sharply rounded corners
  32. thin_join#:=9/36pt#;          % width of extrafine details
  33. hair#:=15.4/36pt#;          % lowercase hairline breadth
  34. stem#:=27/36pt#;          % lowercase stem breadth
  35. curve#:=30/36pt#;          % lowercase curve breadth
  36. ess#:=24/36pt#;               % breadth in middle of lowercase s
  37. flare#:=29/36pt#;          % diameter of bulbs or breadth of terminals
  38. dot_size#:=36/36pt#;          % diameter of dots
  39. cap_hair#:=18/36pt#;          % uppercase hairline breadth
  40. cap_stem#:=32/36pt#;          % uppercase stem breadth
  41. cap_curve#:=35/36pt#;          % uppercase curve breadth
  42. cap_ess#:=30/36pt#;          % breadth in middle of uppercase s
  43. rule_thickness#:=.47pt#;     % thickness of lines in math symbols
  44.  
  45. dish#:=.8/36pt#;          % amount erased at top or bottom of serifs
  46. bracket#:=6/36pt#;          % vertical distance from serif base to tangent
  47. jut#:=17/36pt#;               % protrusion of lowercase serifs
  48. cap_jut#:=24/36pt#;          % protrusion of uppercase serifs
  49. beak_jut#:=7.8/36pt#;          % horizontal protrusion of beak serifs
  50. beak#:=36/36pt#;          % vertical protrusion of beak serifs
  51. vair#:=11/36pt#;          % vertical diameter of hairlines
  52. notch_cut#:=6pt#;          % maximum breadth above or below notches
  53. bar#:=13/36pt#;               % lowercase bar thickness
  54. slab#:=13/36pt#;          % serif and arm thickness
  55. cap_bar#:=13/36pt#;          % uppercase bar thickness
  56. cap_band#:=13/36pt#;          % uppercase thickness above/below lobes
  57. cap_notch_cut#:=6pt#;          % max breadth above/below uppercase notches
  58. serif_drop#:=1.8/36pt#;          % vertical drop of sloped serifs
  59. stem_corr#:=1.6/36pt#;          % for small refinements of stem breadth
  60. vair_corr#:=1.1/36pt#;          % for small refinements of hairline height
  61. apex_corr#:=5/36pt#;          % extra width at diagonal junctions
  62.  
  63. o#:=4/36pt#;               % amount of overshoot for curves
  64. apex_o#:=4/36pt#;          % amount of overshoot for diagonal junctions
  65.  
  66. slant:=1/4;               % tilt ratio $(\Delta x/\Delta y)$
  67. fudge:=1;               % factor applied to weights of heavy characters
  68. math_spread:=1.3;          % extra openness of math symbols
  69. superness:=8/11;          % parameter for superellipses
  70. superpull:=1/8;               % extra openness inside bowls
  71. beak_darkness:=.4;          % fraction of triangle inside beak serifs
  72. ligs:=2;               % level of ligatures to be included
  73.  
  74. square_dots:=false;          % should dots be square?
  75. hefty:=false;               % should we try hard not to be overweight?
  76. serifs:=true;               % should serifs and bulbs be attached?
  77. monospace:=false;          % should all characters have the same width?
  78. variant_g:=true;          % should an italic-style g be used?
  79. low_asterisk:=false;          % should the asterisk be centered at the axis?
  80. math_fitting:=true;          % should math-mode spacing be used?
  81.  
  82. % the following font parameters are explained in {\sl The \TeX book}, Appendix G
  83. subs:=5/6;     % subscripts to 6pt will normally be in 5pt type
  84. rth#:=.4pt#;     % assume that rules will come from cmex10
  85. fontdimen 8:     % parameters $\sigma_8$ through $\sigma_{22}$ will now be listed
  86.  math_axis#+3.51rth#+36/36pt#+subs*desc_depth#,               % num1
  87.  math_axis#+1.51rth#+9/36pt#,                         % num2
  88.  math_axis#+1.51rth#+29/36pt#,                         % num3
  89.  -(math_axis#-3.51rth#-subs*fig_height#-74/36pt#),          % denom1
  90.  -(math_axis#-1.51rth#-subs*fig_height#-9/36pt#),          % denom2
  91.  6.49pt#-subs*asc_height#,                         % sup1
  92.  5.99pt#-subs*asc_height#,                         % sup2
  93.  62/36pt#,                                   % sup3
  94.  36/36pt#,                                   % sub1
  95.  72/36pt#,                                   % sub2
  96.  subs*asc_height#-36/36pt#,                         % sup\_drop
  97.  18/36pt#,                                   % sub\_drop
  98.  11.9pt#,                                   % delim1
  99.  8.1pt#,                                   % delim2
  100.  math_axis#;                                   % axis\_height
  101.  
  102. generate mathsy               % switch to the driver file
  103.