\edef\catcodeat{\the\catcode`\@}\catcode`\@=11 \edef\catcode@gt{\the\catcode`\>}\catcode`\>=12 \edef\catcode@lt{\the\catcode`\<}\catcode`\<=12 % \def\Na#1{\ifdim\small@test\bigNa{#1}\else\smallNa{#1}\fi}% \def\Fl#1{\ifdim\small@test\bigFl{#1}\else\smallFl{#1}\fi}% \def\Sh#1{\ifdim\small@test\bigSh{#1}\else\smallSh{#1}\fi}% \def\dFl#1{\ifdim\small@test\bigdFl{#1}\else\smalldFl{#1}\fi}% \def\dSh#1{\ifdim\small@test\bigdSh{#1}\else\smalldSh{#1}\fi}% % \def\cNa{\cautionacctrue\smallNa} \def\cFl{\cautionacctrue\smallFl} \def\cSh{\cautionacctrue\smallSh} \def\cdFl{\cautionacctrue\smalldFl} \def\cdSh{\cautionacctrue\smalldSh} % \def\lNa#1{\k@meiqdskip\bigNa{#1}\k@eiqdskip}% \def\lFl#1{\k@meiqdskip\bigFl{#1}\k@eiqdskip}% \def\lSh#1{\k@meiqdskip\bigSh{#1}\k@eiqdskip}% \def\ldFl#1{\k@meiqdskip\bigdFl{#1}\k@eiqdskip}% \def\ldSh#1{\k@meiqdskip\bigdSh{#1}\k@eiqdskip}% % %\check % \def\sign@diff{\global\n@iii=\n@i \global\advance\n@iii by -\ut@ref\relax \global\advance\n@iii by -\ut@ref\relax \loop\ifnum\n@iii>6\relax \global\advance\n@iii by -7\relax\repeat \loop\ifnum\n@iii<0\relax \global\advance\n@iii by 7\relax\repeat \n@ii=999\relax \ifcase\n@iii\relax\n@ii=6\relax % mi \or\n@ii=1\relax % fa \or\n@ii=3\relax % sol \or\n@ii=5\relax % la \or\n@ii=7\relax % si \or\n@ii=2\relax % do \or\n@ii=4\relax % re \fi % \n@ii positive signature limit % \n@ii-8 negative signature limit \advance\n@ii by -\sign \advance\n@ii by 6 \divide\n@ii by 7\relax } % \def\bigdFl#1{\getn@i{#1}\sign@diff \ifcase\n@ii\relax\global\n@raise=\sh@raise\pl@llap{\f@lat}\relax \or \global\n@raise=\fl@raise\pl@llap{\df@lat}\relax \else \message{Impossible to double flatten the note ! \noexpand\Fl #1 }\showthe\n@ii \fi }% %\check % \def\bigFl#1{\getn@i{#1}\sign@diff \ifcase\n@ii\relax\global\n@raise=\na@raise\pl@llap{\n@at}\relax \or \global\n@raise=\fl@raise\pl@llap{\f@lat}\relax \or \global\n@raise=\fl@raise\pl@llap{\df@lat}\relax \else \message{Impossible to flatten the note ! \noexpand\Fl #1 }\showthe\n@ii \fi }% %\check \def\bigNa#1{\getn@i{#1}\sign@diff \ifcase\n@ii\relax\global\n@raise=\sh@raise\pl@llap{\s@harp}\relax \or \global\n@raise=\na@raise\pl@llap{\n@at}\relax \or \global\n@raise=\fl@raise\pl@llap{\f@lat}\relax \else \message{Impossible to reset natural the note ! \noexpand\Na #1 }\showthe\n@ii \fi }% \def\bigSh#1{\getn@i{#1}\sign@diff \ifcase\n@ii\relax\global\n@raise=\z@\pl@llap{\ds@harp}\relax \or \global\n@raise=\sh@raise\pl@llap{\s@harp}\relax \or \global\n@raise=\na@raise\pl@llap{\n@at}\relax \else \message{Impossible to sharpen the note ! \noexpand\Sh #1 }\showthe\n@ii \fi }% \def\bigdSh#1{\getn@i{#1}\sign@diff \ifcase\n@ii\relax\message{Impossible to double sharpen the note ! \noexpand\dSh #1 }\showthe\n@ii \or \global\n@raise=\z@\pl@llap{\ds@harp}\relax \or \global\n@raise=\sh@raise\pl@llap{\s@harp}\relax \else \message{Impossible to double sharpen the note ! \noexpand\dSh #1 }\showthe\n@ii \fi }% % \def\smalldFl#1{\getn@i{#1}\sign@diff \ifcase\n@ii\relax\global\n@raise=\fl@raise\pl@llap{\smallf@lat}\relax \or \global\n@raise=\fl@raise\pl@llap{\smalldf@lat}\relax \else \message{Impossible to double flatten the note ! \noexpand\Fl #1 }\showthe\n@ii \fi }% %\check % \def\smallFl#1{\getn@i{#1}\sign@diff \ifcase\n@ii\relax\global\n@raise=\na@raise\pl@llap{\smalln@at}\relax \or \global\n@raise=\fl@raise\pl@llap{\smallf@lat}\relax \or \global\n@raise=\fl@raise\pl@llap{\smalldf@lat}\relax \else \message{Impossible to flatten the note ! \noexpand\Fl #1 }\showthe\n@ii \fi }% %\check \def\smallNa#1{\getn@i{#1}\sign@diff \ifcase\n@ii\relax\global\n@raise=\sh@raise\pl@llap{\smalls@harp}\relax \or \global\n@raise=\na@raise\pl@llap{\smalln@at}\relax \or \global\n@raise=\fl@raise\pl@llap{\smallf@lat}\relax \else \message{Impossible to reset natural the note ! \noexpand\Na #1 }\showthe\n@ii \fi }% \def\smallSh#1{\getn@i{#1}\sign@diff \ifcase\n@ii\relax\global\n@raise=\z@\pl@llap{\smallds@harp}\relax \or \global\n@raise=\sh@raise\pl@llap{\smalls@harp}\relax \or \global\n@raise=\na@raise\pl@llap{\smalln@at}\relax \else \message{Impossible to sharpen the note ! \noexpand\Sh #1 }\showthe\n@ii \fi }% \def\smalldSh#1{\getn@i{#1}\sign@diff \ifcase\n@ii\relax\message{Impossible to double sharpen the note ! \noexpand\dSh #1 }\showthe\n@ii \or \global\n@raise=\z@\pl@llap{\smallds@harp}\relax \or \global\n@raise=\sh@raise\pl@llap{\smalls@harp}\relax \else \message{Impossible to double sharpen the note ! \noexpand\dSh #1 }\showthe\n@ii \fi }% \def\pl@hboxq#1{\pl@note\raise\y@i\hbox to \qd@skip{\hss #1 \hss}}% \def\upperFl#1{\getn@i{#1}\sign@diff\global\n@raise=3\internote \ifcase\n@ii\relax \pl@hboxq{\smalln@at}\relax \or \pl@hboxq{\smallf@lat}\relax \or \pl@hboxq{\smalldf@lat}\relax \else \message{Impossible to sharpen the note ! \noexpand\Sh #1 }\showthe\n@ii \fi }% \def\upperNa#1{\getn@i{#1}\sign@diff\global\n@raise=3\internote \ifcase\n@ii\relax \pl@hboxq{\smalls@harp}\relax \or \pl@hboxq{\smalln@at}\relax \or \pl@hboxq{\smallf@lat}\relax \else \message{Impossible to sharpen the note ! \noexpand\Sh #1 }\showthe\n@ii \fi }% \def\upperSh#1{\getn@i{#1}\sign@diff\global\n@raise=3\internote \ifcase\n@ii\relax \pl@hboxq{\smallds@harp}\relax \or \pl@hboxq{\smalls@harp}\relax \or \pl@hboxq{\smalln@at}\relax \else \message{Impossible to sharpen the note ! \noexpand\Sh #1 }\showthe\n@ii \fi }% \def\relativeaccidentals{\def\Xna{\Na}\def\Xsh{\Sh}\def\Xfl{\Fl}% \def\Xdsh{\dSh}\def\Xdfl{\dFl}}% \catcode`\>=\catcode@gt \catcode`\<=\catcode@lt \catcode`\@=\catcodeat