tex/lily-ps-defs.tex

   1 %
   2 % WARNING: don't leave blank lines in the PS-code; they are
   3 % transformed into \par
   4 %
   5
   6 %
   7 % header info (macros/defs, etc) should go into a \special{! ... },
   8 % note the ! sign.  See dvips.info for details.
   9 %
  10
  11 % Use of
  12 % /foo { operatorname } bind def
  13 %
  14 % ``compiles'' operatorname binding in the body of foo, making
  15 % the code faster, and more reliable (less flexible)
  16
  17 % transplant a TeX dimension into the PS output.
  18 \def\PSsetTeXdimen#1{\expandafter\special{! /#1 (\the\csname #1\endcsname) deftexdimen}}
  19 {%
  20    \def\par{ }%         %Ugh.  Don't try this at home, kids!
  21    % neat file-include trick by Piet van Oostrum <piet@cs.uu.nl>
  22    \newread\defin
  23    \newtoks\toksfiledefi\newtoks\toksfiledefii
  24    \def\ifnot#1{#1\else\expandafter\expandafter\fi\iffalse\iftrue\fi}
  25    \def\filedef#1#2{%#1=command name, #2=file name
  26            \openin\defin=#2\relax\def#1{}
  27            \ifeof\defin
  28                    \message{***************** CAN NOT OPEN #2 ********************}
  29                    \end
  30            \fi
  31            \loop\ifnot{\ifeof\defin}\read\defin to\tempfiledef
  32            \toksfiledefi=\expandafter{#1}%
  33            \toksfiledefii=\expandafter{\tempfiledef}%
  34    %        \expandafter\special\expandafter{!\the\toksfiledefi\the\toksfiledefii}\repeat%
  35           \global\edef#1{\the\toksfiledefi\the\toksfiledefii}\repeat%
  36    }
  37    %
  38    % This seems a little backwards, but we don't want to include the PS
  39    % stuff too early
  40    %
  41    \filedef\includelilyps{lily.ps}%
  42    \expandafter\special{! \includelilyps}
  43 }
  44
  45
  46 \special{!
  47 % PS helper: convert (0.2pt) to the token 0.2
  48 /settexdimen
  49 {
  50         /thestring exch def
  51         thestring 0 thestring length 2 sub
  52         getinterval
  53         token
  54         pop exch pop
  55 } def
  56 %
  57 /deftexdimen
  58 {
  59         settexdimen
  60         def
  61 } def
  62 }
  63
  64 \def\turnOnPostScript{%
  65         \PSsetTeXdimen{stafflinethickness}
  66         \PSsetTeXdimen{staffheight}
  67
  68         % This sets CTM so that you get to the currentpoint
  69         % by executing a 0 0 moveto
  70         \def\embeddedps##1{%
  71                 \special{ps: @beginspecial @setspecial ##1 @endspecial}
  72         }
  73         %
  74
  75         \special{!
  76 /interline \mudelapaperinterline0  def % ugh.  Only works x.yyyy floats
  77 interline 3 div /bracket_b exch def
  78 interline 2 mul /bracket_w exch def
  79 stafflinethickness 2 mul /bracket_t exch def
  80 interline 1.5 mul /bracket_v exch def
  81 bracket_v /bracket_u exch def
  82 50 /bracket_alpha exch def
  83 staffheight 4 div /interline exch def
  84 stafflinethickness 1.2 mul /tuplet_t exch def
  85 1 setlinecap}
  86 }
  87
  88 \def\turnOnExperimentalFeatures{}
  89