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Diffstat (limited to 'Master/texmf-dist/tex/generic/pstricks-add/pst-fp.tex')
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diff --git a/Master/texmf-dist/tex/generic/pstricks-add/pst-fp.tex b/Master/texmf-dist/tex/generic/pstricks-add/pst-fp.tex deleted file mode 100644 index 1ad488864df..00000000000 --- a/Master/texmf-dist/tex/generic/pstricks-add/pst-fp.tex +++ /dev/null @@ -1,701 +0,0 @@ -%% $Id: pst-fp.tex 155 2009-11-30 07:58:45Z herbert $ -%% -%% -%% This is file `pst-fp.tex', -%% -%% IMPORTANT NOTICE: -%% -%% Package `pst-fp.tex' -%% -%% Herbert Voss <Herbert.Voss _at_ pstricks.de> -%% stolen from the fp package by Michael Mehlich -%% -%% This program can be redistributed and/or modified under the terms -%% of the LaTeX Project Public License Distributed from CTAN archives -%% in directory macros/latex/base/lppl.txt. -%% -%% DESCRIPTION: -%% `pst-fp' is a PSTricks related package for a division, -%% multiplication and addition -%% -\csname PSTFPloaded\endcsname -\let\PSTFPloaded\endinput -% -% Requires some packages -\ifx\PSTricksLoaded\endinput\else\input pstricks \fi -% -\def\fileversion{0.04} -\def\filedate{2009/11/24} -\message{`pst-fp' v\fileversion, \filedate\space (hv)} -% -\edef\PstAtCode{\the\catcode`\@} \catcode`\@=11\relax - -%fixed point arithmetic with values between (including) -% -999999999999999999.999999999999999999 -% and +999999999999999999.999999999999999999 - -\def\pstFPadd#1#2#3{\pstFP@callc\pstFP@add#1{#2}{#3}+\relax} % #1 := #2+#3 -\def\pstFPmul#1#2#3{\pstFP@callc\pstFP@mul#1{#2}{#3}} % #1 := #2*#3 -\def\pstFPdiv#1#2#3{\pstFP@callc\pstFP@div#1{#2}{#3}} % #1 := #2/#3 - -\countdef\pstFP@actcounter=10 % register 0 for counter -\ifnum\pstFP@actcounter<60\relax \pstFP@actcounter=60\fi - -\newcount\pstFP@xs %sign of 1st value -\newcount\pstFP@xia%integer part of 1st value -\newcount\pstFP@xib%integer part of 1st value -\newcount\pstFP@xfa%fractional part of 1st value -\newcount\pstFP@xfb%fractional part of 1st value - -\countdef\pstFP@ys=5 %sign of 2nd value -\countdef\pstFP@yia=6%integer part of 2nd value -\countdef\pstFP@yib=7%integer part of 2nd value -\countdef\pstFP@yfa=8%fractional part of 2nd value -\countdef\pstFP@yfb=9%fractional part of 2nd value - -\countdef\pstFP@xk=10 %registers for splitting 1st value -\countdef\pstFP@xl=11 -\countdef\pstFP@xm=12 -\countdef\pstFP@xn=13 -\countdef\pstFP@xo=14 -\countdef\pstFP@xp=15 -\countdef\pstFP@xq=16 -\countdef\pstFP@xr=17 -\countdef\pstFP@xz=18 -\countdef\pstFP@xt=19 -\countdef\pstFP@xu=20 -\countdef\pstFP@xv=21 - -\countdef\pstFP@yk=22 %registers for splitting 2nd value -\countdef\pstFP@yl=23 -\countdef\pstFP@ym=24 -\countdef\pstFP@yn=25 -\countdef\pstFP@yo=26 -\countdef\pstFP@yp=27 -\countdef\pstFP@yq=28 -\countdef\pstFP@yr=29 -\countdef\pstFP@yz=30 -\countdef\pstFP@yt=31 -\countdef\pstFP@yu=32 -\countdef\pstFP@yv=33 - -\newcount\pstFP@rega %auxiliary registers -\newcount\pstFP@regb -\countdef\pstFP@regc=36 -\countdef\pstFP@regd=37 -\countdef\pstFP@rege=38 - -\countdef\pstFP@rs=39 %result registers -\countdef\pstFP@ria=40 -\countdef\pstFP@rib=41 -\countdef\pstFP@rfa=42 -\countdef\pstFP@rfb=43 - -\newcount\pstFP@regs %local auxiliary registers -\countdef\pstFP@count=45 -\countdef\pstFP@res=46 -\countdef\pstFP@shift=47 -\newcount\pstFP@times -\countdef\pstFP@prod=49 - -%auxiliary macros which may be used in all of the following macros -\newif\ifpstFP@test - -\def\pstFP@ignorenext#1{} -\def\pstFP@first#1#2\relax{#1} -\def\pstFP@swallow#1\relax{} -% -\def\ifpstFP@zero#1{% - \ifnum% - \expandafter\ifnum\csname pstFP@#1ia\endcsname=0 0\else1\fi% - \expandafter\ifnum\csname pstFP@#1ib\endcsname=0 0\else1\fi% - \expandafter\ifnum\csname pstFP@#1fa\endcsname=0 0\else1\fi% - \expandafter\ifnum\csname pstFP@#1fb\endcsname=0 0\else1\fi% - =0\relax% -} -% -%read value -% -\def\pstFP@correctintcounter#1\relax{% - {\edef\pstFP@tmp{#1}% - \pstFP@count=0\relax% - \loop% - \edef\pstFP@tmpa{\expandafter\pstFP@first\pstFP@tmp\noexpand\relax}% - \expandafter\ifx\pstFP@tmpa0\relax% - \advance\pstFP@count1\relax% - \edef\pstFP@tmp{\expandafter\pstFP@ignorenext\pstFP@tmp}% - \repeat% - \ifnum\pstFP@count>18\relax% - \typeout{>>>> Overflow}% - \fi% - \expandafter\if!\pstFP@tmp!% - \advance\pstFP@count-18\relax% - \pstFP@count=-\pstFP@count% - \loop% - \ifnum\pstFP@count>0\relax% - \pstFP@regc=\pstFP@rega% - \divide\pstFP@rega10\relax\multiply\pstFP@rega10\relax% - \advance\pstFP@regc-\pstFP@rega\multiply\pstFP@regc100000000\relax% - \divide\pstFP@rega10\relax% - \divide\pstFP@regb10\relax\advance\pstFP@regb\pstFP@regc% - \advance\pstFP@count-1\relax% - \repeat% - \global\pstFP@rega=\pstFP@rega% - \global\pstFP@regb=\pstFP@regb% - \else% - \typeout{>>>>Number too big}% - \fi% - }% -} -\def\pstFP@@setintcounter#1#2#3#4#5#6#7#8#9{% - \pstFP@regb=#1#2#3#4#5#6#7#8#9\relax% - \pstFP@correctintcounter% -} -\def\pstFP@setintcounter#1#2#3#4#5#6#7#8#9{% - \pstFP@rega=#1#2#3#4#5#6#7#8#9\relax% - \pstFP@@setintcounter% -} - -\def\pstFP@@setfractcounter#1#2#3#4#5#6#7#8#9{% - \pstFP@regb=#1#2#3#4#5#6#7#8#9\relax% - \pstFP@swallow% -} -\def\pstFP@setfractcounter#1#2#3#4#5#6#7#8#9{% - \pstFP@rega=#1#2#3#4#5#6#7#8#9\relax% - \pstFP@@setfractcounter% -} - -\def\pstFP@getsign#1\relax{% - {\pstFP@regs=1\relax% - \edef\pstFP@tmp{#1}% - \loop% - \edef\pstFP@tmpa{\expandafter\pstFP@first\pstFP@tmp\noexpand\relax}% - \expandafter\ifx\pstFP@tmpa-\relax% - \multiply\pstFP@regs-1\relax% - \fi% - \ifnum\expandafter\ifx\pstFP@tmpa-1\else0\fi\expandafter\ifx\pstFP@tmpa+1\else0\fi>0% - \edef\pstFP@tmp{\expandafter\pstFP@ignorenext\pstFP@tmp}% - \repeat% - \global\let\pstFP@tmp\pstFP@tmp% - \global\pstFP@regs=\pstFP@regs% - }% -} - -\def\pstFP@removeleadingzeros#1\relax{% - {\edef\pstFP@tmp{#1}% - \loop% - \edef\pstFP@tmpa{\expandafter\pstFP@first\pstFP@tmp\noexpand\relax}% - \expandafter\ifx\pstFP@tmpa0\relax% - \edef\pstFP@tmp{\expandafter\pstFP@ignorenext\pstFP@tmp}% - \repeat% - \global\let\pstFP@tmp\pstFP@tmp% - }% -} - -\newif\ifpstFP@nonstop -\def\pstFP@strip#1{% - {\edef\pstFP@tmp{#1}% - \edef\pstFP@tmpb{}% - \ifx\pstFP@tmp\@empty\else% - \pstFP@nonstoptrue% - \loop% - \edef\pstFP@tmpa{\expandafter\pstFP@first\pstFP@tmp\noexpand\relax}% - \expandafter\ifx\pstFP@tmpa-\relax\edef\pstFP@tmpb{\pstFP@tmpb\pstFP@tmpa}\else% - \expandafter\ifx\pstFP@tmpa+\relax\edef\pstFP@tmpb{\pstFP@tmpb\pstFP@tmpa}\else% - \expandafter\ifx\pstFP@tmpa0\relax\edef\pstFP@tmpb{\pstFP@tmpb\pstFP@tmpa}\else% - \expandafter\ifx\pstFP@tmpa1\relax\edef\pstFP@tmpb{\pstFP@tmpb\pstFP@tmpa}\else% - \expandafter\ifx\pstFP@tmpa2\relax\edef\pstFP@tmpb{\pstFP@tmpb\pstFP@tmpa}\else% - \expandafter\ifx\pstFP@tmpa3\relax\edef\pstFP@tmpb{\pstFP@tmpb\pstFP@tmpa}\else% - \expandafter\ifx\pstFP@tmpa4\relax\edef\pstFP@tmpb{\pstFP@tmpb\pstFP@tmpa}\else% - \expandafter\ifx\pstFP@tmpa5\relax\edef\pstFP@tmpb{\pstFP@tmpb\pstFP@tmpa}\else% - \expandafter\ifx\pstFP@tmpa6\relax\edef\pstFP@tmpb{\pstFP@tmpb\pstFP@tmpa}\else% - \expandafter\ifx\pstFP@tmpa7\relax\edef\pstFP@tmpb{\pstFP@tmpb\pstFP@tmpa}\else% - \expandafter\ifx\pstFP@tmpa8\relax\edef\pstFP@tmpb{\pstFP@tmpb\pstFP@tmpa}\else% - \expandafter\ifx\pstFP@tmpa9\relax\edef\pstFP@tmpb{\pstFP@tmpb\pstFP@tmpa}\else% - \ifx\pstFP@tmpa\@empty\pstFP@nonstopfalse\else% - \ifx\pstFP@tmpa\space\pstFP@nonstopfalse\else% - \typeout{>>> Illegal character \pstFP@tmpa\space found in float number}% - \fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi% - \edef\pstFP@tmp{\expandafter\pstFP@ignorenext\pstFP@tmp}% - \ifx\pstFP@tmp\@empty\pstFP@nonstopfalse\fi% - \ifpstFP@nonstop% - \repeat% - \fi% - \global\let\pstFP@tmp\pstFP@tmpb% - }% -} - -\def\pstFP@readvalue#1#2#3{% - % #1 macro family to catch the value - % #2.#3 value - % - % regular expression [+|-]*[d]_0^18.[d]* - % - \pstFP@strip{#2}% - %sign - \expandafter\pstFP@getsign\pstFP@tmp\relax% - \csname pstFP@#1s\endcsname=\pstFP@regs% - % - %integer part - \pstFP@removeleadingzeros\pstFP@tmp\relax% - \expandafter\pstFP@setintcounter\pstFP@tmp000000000000000000\relax% - \csname pstFP@#1ia\endcsname=\pstFP@rega% - \csname pstFP@#1ib\endcsname=\pstFP@regb% - % - %fractional part - \pstFP@strip{#3}% - \expandafter\pstFP@setfractcounter\pstFP@tmp000000000000000000\relax% - \csname pstFP@#1fa\endcsname=\pstFP@rega% - \csname pstFP@#1fb\endcsname=\pstFP@regb% - % - %correct sign - \ifnum\pstFP@rega=0\relax% - \ifnum\pstFP@regb=0\relax% - \expandafter\ifnum\csname pstFP@#1ib\endcsname=0\relax% - \expandafter\ifnum\csname pstFP@#1ia\endcsname=0\relax% - \csname pstFP@#1s\endcsname=1\relax% - \fi% - \fi% - \fi% - \fi% -} -% -%store value in macro -% -\def\pstFP@store#1#2{% - % #1 macro - % #2 macro family (value) to store - % - \ifpstFP@zero{#2}% - \csname pstFP@#2s\endcsname=1\relax% - \fi% - \expandafter\ifnum\csname pstFP@#2s\endcsname<0\relax% - \edef#1{-}% - \else% - \edef#1{}% - \fi% - \expandafter\ifnum\csname pstFP@#2ia\endcsname=0\relax% - \expandafter\ifnum\csname pstFP@#2ib\endcsname=0\relax% - \edef#1{#10}% - \else% - \edef#1{#1\expandafter\the\csname pstFP@#2ib\endcsname}% - \fi% - \else% - \expandafter\advance\csname pstFP@#2ib\endcsname1000000000\relax% - \edef#1{#1\expandafter\the\csname pstFP@#2ia\endcsname\expandafter\pstFP@ignorenext\the\csname pstFP@#2ib\endcsname}% - \fi% - \expandafter\advance\csname pstFP@#2fa\endcsname1000000000\relax% - \expandafter\advance\csname pstFP@#2fb\endcsname1000000000\relax% - \edef#1{#1\noexpand.\expandafter\pstFP@ignorenext\the\csname pstFP@#2fa\endcsname\expandafter\pstFP@ignorenext\the\csname pstFP@#2fb\endcsname}% -} -%macros to expand some arguments -% -\def\pstFP@callc#1#2#3#4{% - % #1 macro to call - % #2 macro, which gets the result - % #3 1st value - % #4 2nd value - % expand the values and split them into the integer and the fractional parts - \edef\next{\noexpand#1\noexpand#2#3..\noexpand\relax#4..\noexpand\relax}% - \next% -} -% -\def\pstFP@divten#1{% - \expandafter\pstFP@regc\csname pstFP@#1ia\endcsname% - \expandafter\divide\csname pstFP@#1ia\endcsname10\relax% - \expandafter\pstFP@regb\csname pstFP@#1ia\endcsname% - \multiply\pstFP@regb10\relax% - \advance\pstFP@regc-\pstFP@regb% - \multiply\pstFP@regc100000000\relax% - % - \expandafter\pstFP@rega\csname pstFP@#1ib\endcsname% - \expandafter\divide\csname pstFP@#1ib\endcsname10\relax% - \expandafter\pstFP@regb\csname pstFP@#1ib\endcsname% - \multiply\pstFP@regb10\relax% - \advance\pstFP@rega-\pstFP@regb% - \multiply\pstFP@rega100000000\relax% - \expandafter\advance\csname pstFP@#1ib\endcsname\pstFP@regc% - % - \expandafter\pstFP@regc\csname pstFP@#1fa\endcsname% - \expandafter\divide\csname pstFP@#1fa\endcsname10\relax% - \expandafter\pstFP@regb\csname pstFP@#1fa\endcsname% - \multiply\pstFP@regb10\relax% - \advance\pstFP@regc-\pstFP@regb% - \multiply\pstFP@regc100000000\relax% - \expandafter\advance\csname pstFP@#1fa\endcsname\pstFP@rega% - % - \expandafter\divide\csname pstFP@#1fb\endcsname10\relax% - \expandafter\advance\csname pstFP@#1fb\endcsname\pstFP@regc% -} -% -\def\pstFP@multen#1{% - \expandafter\multiply\csname pstFP@#1ia\endcsname10\relax% - \expandafter\ifnum\csname pstFP@#1ib\endcsname<100000000\relax% - \else% - \expandafter\pstFP@regc\csname pstFP@#1ib\endcsname% - \divide\pstFP@regc100000000% - \expandafter\advance\csname pstFP@#1ia\endcsname\pstFP@regc% - \multiply\pstFP@regc100000000% - \expandafter\advance\csname pstFP@#1ib\endcsname-\pstFP@regc% - \fi% - \expandafter\multiply\csname pstFP@#1ib\endcsname10\relax% - \expandafter\ifnum\csname pstFP@#1fa\endcsname<100000000\relax% - \else% - \expandafter\pstFP@regc\csname pstFP@#1fa\endcsname% - \divide\pstFP@regc100000000% - \expandafter\advance\csname pstFP@#1ib\endcsname\pstFP@regc% - \multiply\pstFP@regc100000000% - \expandafter\advance\csname pstFP@#1fa\endcsname-\pstFP@regc% - \fi% - \expandafter\multiply\csname pstFP@#1fa\endcsname10\relax% - \expandafter\ifnum\csname pstFP@#1fb\endcsname<100000000\relax% - \else% - \expandafter\pstFP@regc\csname pstFP@#1fb\endcsname% - \divide\pstFP@regc100000000% - \expandafter\advance\csname pstFP@#1fa\endcsname\pstFP@regc% - \multiply\pstFP@regc100000000% - \expandafter\advance\csname pstFP@#1fb\endcsname-\pstFP@regc% - \fi% - \expandafter\multiply\csname pstFP@#1fb\endcsname10\relax% -} -% -\def\pstFP@counttimes{% - {\global\pstFP@times=0\relax% - \loop% - \ifnum% - \ifnum\pstFP@xia>\pstFP@yia1% - \else\ifnum\pstFP@xia<\pstFP@yia0% - \else% - \ifnum\pstFP@xib>\pstFP@yib1% - \else\ifnum\pstFP@xib<\pstFP@yib0% - \else% - \ifnum\pstFP@xfa>\pstFP@yfa1% - \else\ifnum\pstFP@xfa<\pstFP@yfa0% - \else% - \ifnum\pstFP@xfb>\pstFP@yfb1% - \else\ifnum\pstFP@xfb<\pstFP@yfb0% - \else% - 1% - \fi\fi% - \fi\fi% - \fi\fi% - \fi\fi% - =1\relax% - \global\advance\pstFP@times1\relax% - \global\advance\pstFP@xfb-\pstFP@yfb% - \ifnum\pstFP@xfb<0\relax% - \global\advance\pstFP@xfb1000000000\relax% - \global\advance\pstFP@xfa-1\relax% - \fi% - \global\advance\pstFP@xfa-\pstFP@yfa% - \ifnum\pstFP@xfa<0\relax% - \global\advance\pstFP@xfa1000000000\relax% - \global\advance\pstFP@xib-1\relax% - \fi% - \global\advance\pstFP@xib-\pstFP@yib% - \ifnum\pstFP@xib<0\relax% - \global\advance\pstFP@xib1000000000\relax% - \global\advance\pstFP@xia-1\relax% - \fi% - \global\advance\pstFP@xia-\pstFP@yia% - \repeat% - }% -} -% -%add two values -\def\pstFP@add#1#2.#3.#4\relax#5.#6.#7\relax#8\relax{% - % #1 macro, which gets the result - % #2 integer part of 1st value - % #3 fractional part of 1st value - % #4 dummy to swallow everthing after the 2nd '.' - % #5 integer part of 2nd value - % #6 fractional part of 2nd value - % #7 dummy to swallow everthing after the 2nd '.' - % - {\ifx#8+\relax% - \pstFP@readvalue{x}{#2}{#3}% - \pstFP@readvalue{y}{#5}{#6}% - \ifnum\pstFP@xs=\pstFP@ys% - \advance\pstFP@xfb\pstFP@yfb% - \advance\pstFP@xfa\pstFP@yfa% - \ifnum\pstFP@xfb<1000000000\relax\else% - \advance\pstFP@xfb-1000000000\relax% - \advance\pstFP@xfa1\relax% - \fi% - \advance\pstFP@xib\pstFP@yib% - \ifnum\pstFP@xfa<1000000000\relax\else% - \advance\pstFP@xfa-1000000000\relax% - \advance\pstFP@xib1\relax% - \fi% - \advance\pstFP@xia\pstFP@yia% - \ifnum\pstFP@xib<1000000000\relax\else% - \advance\pstFP@xib-1000000000\relax% - \advance\pstFP@xia1\relax% - \fi% - \ifnum\pstFP@xia<1000000000\relax\else% - \pstFP@errmessage{Overflow}% - \fi% - \pstFP@store\pstFP@tmp{x}% - \else% - \advance\pstFP@xfb-\pstFP@yfb% - \ifnum\pstFP@xfb<0\relax% - \advance\pstFP@yfa1\relax% - \advance\pstFP@xfb1000000000\relax% - \fi% - \advance\pstFP@xfa-\pstFP@yfa% - \ifnum\pstFP@xfa<0\relax% - \advance\pstFP@yib1\relax% - \advance\pstFP@xfa1000000000\relax% - \fi% - \advance\pstFP@xib-\pstFP@yib% - \ifnum\pstFP@xib<0\relax% - \advance\pstFP@yia1\relax% - \advance\pstFP@xib1000000000\relax% - \fi% - \advance\pstFP@xia-\pstFP@yia% - \ifnum\pstFP@xia<0\relax% - \pstFP@xs=-\pstFP@xs% - \ifnum\pstFP@xfb=0\relax\else% - \advance\pstFP@xfb-1000000000\relax\pstFP@xfb=-\pstFP@xfb% - \advance\pstFP@xfa1\relax% - \fi% - \ifnum\pstFP@xfa=0\relax\else% - \advance\pstFP@xfa-1000000000\relax\pstFP@xfa=-\pstFP@xfa% - \advance\pstFP@xib1\relax% - \fi% - \ifnum\pstFP@xib=0\relax\else% - \advance\pstFP@xib-1000000000\relax\pstFP@xib=-\pstFP@xib% - \advance\pstFP@xia1\relax% - \fi% - \relax\pstFP@xia=-\pstFP@xia% - \fi% - \pstFP@store\pstFP@tmp{x}% - \fi% - \global\let\pstFP@tmp\pstFP@tmp% - }% - \let#1\pstFP@tmp% -} - -\def\pstFP@div#1#2.#3.#4\relax#5.#6.#7\relax{% - % #1 macro, which gets the result - % #2 integer part of 1st value - % #3 fractional part of 1st value - % #4 dummy to swallow everthing after the 2nd '.' - % #5 integer part of 2nd value - % #6 fractional part of 2nd value - % #7 dummy to swallow everthing after the 2nd '.' - % - % algorithmic idea (for x>0, y>0) - % - %determine \pstFP@shift such that y*10^\pstFP@shift <100000000<=y*10^(\pstFP@shift+1) - % - %determine \pstFP@shift' such that x*10^\pstFP@shift'<100000000<=x*10^(\pstFP@shift+1) - % - x=x*\pstFP@shift' - % - y=y*\pstFP@shift - % - \pstFP@shift=\pstFP@shift-\pstFP@shift' - % - res=0 - % - while y>0 %fixed-point representation! - % - \pstFP@times=0 - % - while x>y - % - \pstFP@times=\pstFP@times+1 - % - x=x-y - % - end - % - y=y/10 - % - res=10*res+\pstFP@times/1000000000 - % - end - % - %shift the result according to \pstFP@shift - % - {\pstFP@readvalue{x}{#2}{#3}% - \pstFP@readvalue{y}{#5}{#6}% - % - %sign - \multiply\pstFP@xs\pstFP@ys% - \pstFP@rs=\pstFP@xs% - % - %compute division - \ifpstFP@zero{y}% - \typeout{>>>>Division by zero}% - \else% - \ifpstFP@zero{x}\def\next##1{\edef\pstFP@tmp{0}}\else\def\next##1{##1}\fi% - \next% - {\pstFP@shift=0\relax% - \loop% - \ifnum\pstFP@yia<100000000\relax% - \pstFP@multen{y}% - \advance\pstFP@shift1\relax% - \repeat% - \loop% - \ifnum\pstFP@xia<100000000\relax% - \pstFP@multen{x}% - \advance\pstFP@shift-1\relax% - \repeat% - \pstFP@ria=0\pstFP@rib=0\pstFP@rfa=0\pstFP@rfb=0\relax% - \loop% - \ifpstFP@zero{y}\else% - \pstFP@counttimes%divides x by \pstFP@times*y - \pstFP@divten{y}% - \pstFP@multen{r}% - \advance\pstFP@rfb\pstFP@times% - \ifnum\pstFP@rfb<1000000000\relax\else% - \advance\pstFP@rfa1\advance\pstFP@rfb-1000000000\relax% - \ifnum\pstFP@rfa<1000000000\relax\else% - \advance\pstFP@rib1\advance\pstFP@rfa-1000000000\relax% - \ifnum\pstFP@rib<1000000000\relax\else% - \advance\pstFP@ria1\advance\pstFP@rib-1000000000\relax% - \fi% - \fi% - \fi% - \repeat% - \loop% - \ifnum\pstFP@shift>17% - \advance\pstFP@shift-1\relax% - \ifnum\pstFP@ria<100000000\else\pstFP@ria=-1\fi% - \ifnum\pstFP@ria<0\pstFP@ria=-1\fi% - \pstFP@multen{r}% - \repeat% - \ifnum\pstFP@ria<1000000000\else\pstFP@ria=-1\fi% - \loop% - \ifnum\pstFP@shift<17% - \advance\pstFP@shift1\relax% - \pstFP@divten{r}% - \repeat% - \ifnum\pstFP@ria<0\relax% - \typeout{>>>>Overflow}% - \else% - \pstFP@store\pstFP@tmp{r}% - \fi% - }% - \fi% - % - \global\let\pstFP@tmp=\pstFP@tmp% - % - }% - \let#1\pstFP@tmp% -} -%multiply two values - -\def\pstFP@firstnine#1#2#3#4#5#6#7#8#9{% - \pstFP@res=#1#2#3#4#5#6#7#8#9\relax% -} -\def\pstFP@@ninesplit#1\relax#2\end#3{% - #1% - \edef#3{#2}% -} -\def\pstFP@ninesplit#1{% - \edef#1{\expandafter\pstFP@firstnine\pstFP@rd}% - \expandafter\pstFP@@ninesplit#1\end#1\relax% -} - -\def\pstFP@split#1#2#3#4{% - % #1 highest three digits - % #2 medium three digits - % #3 least three digits - % #4 counter - \pstFP@regc=#4% - \divide\pstFP@regc1000000\relax% - #1=\pstFP@regc% - \multiply\pstFP@regc-1000000\relax\advance\pstFP@regc#4% - #3=\pstFP@regc% - \divide\pstFP@regc1000\relax% - #2=\pstFP@regc% - \multiply\pstFP@regc-1000\relax\advance\pstFP@regc#3% - #3=\pstFP@regc% -} - -\def\pstFP@@mul#1#2#3{% - \pstFP@regc=\csname pstFP@x#1\endcsname% - \multiply\pstFP@regc\csname pstFP@y#2\endcsname% - \advance\pstFP@prod\pstFP@regc% - % - \ifx#3\relax% - \let\next=\relax% - \else% - \let\next=\pstFP@@mul% - \fi% - \next#3% -} - -\def\pstFP@saveshift{% - % save rightmost three digits - \pstFP@regc=\pstFP@prod% - \divide\pstFP@prod1000\relax% - \multiply\pstFP@prod1000\relax% - \advance\pstFP@regc-\pstFP@prod% - \advance\pstFP@regc1000\relax% - \edef\pstFP@rd{\expandafter\pstFP@ignorenext\the\pstFP@regc\pstFP@rd}% - % - \divide\pstFP@prod1000\relax% -} - -\def\pstFP@mul#1#2.#3.#4\relax#5.#6.#7\relax{% - % #1 macro, which gets the result - % #2 integer part of 1st value - % #3 fractional part of 1st value - % #4 dummy to swallow everthing after the 2nd '.' - % #5 integer part of 2nd value - % #6 fractional part of 2nd value - % #7 dummy to swallow everthing after the 2nd '.' - % - % split value in various parts - % x y = 123 456 789 123 456 789 . 123 456 789 123 456 789 - % -> xk xl xm xn xo xp xq xr xs xt xu xv - % -> yk yl ym yn yo yp yq yr ys yt yu yv - % multiply these parts and save the result wrt the necessary shifts - % - {\pstFP@readvalue{x}{#2}{#3}% - \pstFP@readvalue{y}{#5}{#6}% - % - %sign - \multiply\pstFP@xs\pstFP@ys% - \pstFP@rs=\pstFP@xs% - % - % split parts - \pstFP@split\pstFP@xk\pstFP@xl\pstFP@xm\pstFP@xia\pstFP@split\pstFP@xn\pstFP@xo\pstFP@xp\pstFP@xib% - \pstFP@split\pstFP@xq\pstFP@xr\pstFP@xz\pstFP@xfa\pstFP@split\pstFP@xt\pstFP@xu\pstFP@xv\pstFP@xfb% - \pstFP@split\pstFP@yk\pstFP@yl\pstFP@ym\pstFP@yia\pstFP@split\pstFP@yn\pstFP@yo\pstFP@yp\pstFP@yib% - \pstFP@split\pstFP@yq\pstFP@yr\pstFP@yz\pstFP@yfa\pstFP@split\pstFP@yt\pstFP@yu\pstFP@yv\pstFP@yfb% - % - \pstFP@prod=0\relax% - \edef\pstFP@rd{}% - % - %compute result - \pstFP@@mul vv \relax\pstFP@saveshift% - \pstFP@@mul vu uv \relax\pstFP@saveshift% - \pstFP@@mul uu vt tv \relax\pstFP@saveshift% - \pstFP@@mul ut tu vz zv \relax\pstFP@saveshift% - \pstFP@@mul tt zu uz rv vr \relax\pstFP@saveshift% - \pstFP@@mul zt tz ur ru vq qv \relax\pstFP@saveshift% - \pstFP@@mul zz rt tr uq qu vp pv \relax\pstFP@saveshift% - \pstFP@@mul zr rz tq qt up pu vo ov \relax\pstFP@saveshift% - \pstFP@@mul rr qz zq tp pt uo ou vn nv \relax\pstFP@saveshift% - \pstFP@@mul rq qr zp pz to ot un nu vm mv \relax\pstFP@saveshift% - \pstFP@@mul qq rp pr zo oz tn nt um mu vl lv \relax\pstFP@saveshift% - \pstFP@@mul qp pq ro or zn nz tm mt ul lu kv vk \relax\pstFP@saveshift% - \pstFP@@mul pp oq qo rn nr zm mz tl lt ku uk \relax\pstFP@saveshift% - \pstFP@@mul op po nq qn rm mr zl lz tk kt \relax\pstFP@saveshift% - \pstFP@@mul oo pn np mq qm rl lr kz zk \relax\pstFP@saveshift% - \pstFP@@mul no on mp pm lq ql kr rk \relax\pstFP@saveshift% - \pstFP@@mul nn mo om pl lp qk kq \relax\pstFP@saveshift% - \pstFP@@mul mn nm lo ok pk kp \relax\pstFP@saveshift% - \pstFP@@mul mm ln nl ko ok \relax\pstFP@saveshift% - \pstFP@@mul lm ml kn nk \relax\pstFP@saveshift% - \pstFP@@mul ll km mk \relax\pstFP@saveshift% - \pstFP@@mul kl lk \relax\pstFP@saveshift% - \pstFP@@mul kk \relax\pstFP@saveshift\pstFP@saveshift% - \pstFP@ninesplit\pstFP@rd% - \ifnum\pstFP@res=0\relax% - \pstFP@ninesplit\pstFP@rd% - \ifnum\pstFP@res=0\relax% - \pstFP@ninesplit\pstFP@rd\pstFP@ria=\pstFP@res% - \pstFP@ninesplit\pstFP@rd\pstFP@rib=\pstFP@res% - \pstFP@ninesplit\pstFP@rd\pstFP@rfa=\pstFP@res% - \pstFP@ninesplit\pstFP@rd\pstFP@rfb=\pstFP@res% - \pstFP@store\pstFP@tmp{r}% - \else\typeout{pstFPmul: Overflow}\fi% - \else\typeout{pstFPmul: Overflow}\fi% - \global\let\pstFP@tmp\pstFP@tmp}% - \let#1\pstFP@tmp% -} -% -\catcode`\@=\PstAtCode\relax -% -%% END: pst-fp.tex -\endinput |