Re: [NTG-context] Bug with macro tightfunction (Metafun)

2015-02-16 Thread Hans Hagen

On 2/16/2015 6:00 PM, Fabrice Couvreur wrote:

Hi,
This code generates an error while it was working fine a month ago.


tightfunction was redundant, use curvedfunction instead

(I have been cleaning up all that code as a prelude to an updat efor the 
metafun manual)


Hans


-
  Hans Hagen | PRAGMA ADE
  Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
tel: 038 477 53 69 | voip: 087 875 68 74 | www.pragma-ade.com
 | www.pragma-pod.nl
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Re: [NTG-context] Bug with macro tightfunction (Metafun)

2015-02-16 Thread Hans Hagen

On 2/16/2015 6:00 PM, Fabrice Couvreur wrote:

Hi,
This code generates an error while it was working fine a month ago.
Best regards,
Fabrice

\definecolor[mycolor][c=.4,m=0,y=0,k=0]

\starttext
\start
\switchtobodyfont[small]
\startMPcode
  input hvdm;
  input tex;
  l:=3mm; r:=0.6; alfa:=45; beta:=0; gamma:=0;
  defineDefaultArrow (l, r, alfa, beta, gamma);
  numeric xmin, xmax, ymin, ymax;
  xmin := 0; xmax := 110; ymax :=8000 ;ymin:=0; u := 0..1cm; v:=
0.002cm;
  color mycolor; mycolor:=(0.4,0,0);
  drawoptions(withpen pencircle scaled 0.3pt withcolor
\MPcolor{mycolor});
  draw hlingrid(ymin,ymax,1000,16cm,11cm);
  draw vlingrid(xmin,xmax,10,11cm,16cm);
  pickup pencircle scaled 1pt ;
  arrowline ((xmin,0) -- (xmax,0)) scaled u;
  arrowline ((0,ymin) -- (0,ymax)) scaled v;
  drawoptions(withpen pencircle scaled 1pt);
  draw tightfunction ("x", "x*x-84*x+5000", 0, 100, 0.01) xyscaled
(u,v);
  for i=0 step 10 until 100:
  label.bot(TEX("$"&decimal(i)&"$"),(i*u,0));
  endfor;
  for i=0 step 1000 until 7000:
  label.lft(TEX("$"&decimal(i)&"$"),(0,i*v));
   endfor;
label.top("Nombre de lots",(90u,50v));
label.lrt(btex $f(x)$ (en euros) etex,(0,7800v));
\stopMPcode
\stop
\stoptext



what is:

 input hvdm;
 input tex;

both names are also candidates for name clashes

Hans

-
  Hans Hagen | PRAGMA ADE
  Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
tel: 038 477 53 69 | voip: 087 875 68 74 | www.pragma-ade.com
 | www.pragma-pod.nl
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Re: [NTG-context] Bug with macro tightfunction (Metafun)

2015-02-16 Thread Pablo Rodriguez
On 02/16/2015 06:00 PM, Fabrice Couvreur wrote:
> Hi,
> This code generates an error while it was working fine a month ago.

Hi Fabrice,

MP is too much fun for me ;-)). I mean, this is all Greek to me.

I can only report that I get an empty page with both the latest beta
from 2015.02.03 23:55 and beta from 2014.11.26 21:43.

Just in case it might help,


Pablo


> \definecolor[mycolor][c=.4,m=0,y=0,k=0]
> 
> \starttext
> \start
> \switchtobodyfont[small]
> \startMPcode
>  input hvdm;
>  input tex;
>  l:=3mm; r:=0.6; alfa:=45; beta:=0; gamma:=0;
>  defineDefaultArrow (l, r, alfa, beta, gamma);
>  numeric xmin, xmax, ymin, ymax;
>  xmin := 0; xmax := 110; ymax :=8000 ;ymin:=0; u := 0.1cm; v:= 0.002cm;
>  color mycolor; mycolor:=(0.4,0,0);
>  drawoptions(withpen pencircle scaled 0.3pt withcolor
> \MPcolor{mycolor});
>  draw hlingrid(ymin,ymax,1000,16cm,11cm);
>  draw vlingrid(xmin,xmax,10,11cm,16cm);
>  pickup pencircle scaled 1pt ;
>  arrowline ((xmin,0) -- (xmax,0)) scaled u;
>  arrowline ((0,ymin) -- (0,ymax)) scaled v;
>  drawoptions(withpen pencircle scaled 1pt);
>  draw tightfunction ("x", "x*x-84*x+5000", 0, 100, 0.01) xyscaled (u,v);
>  for i=0 step 10 until 100:
>  label.bot(TEX("$"&decimal(i)&"$"),(i*u,0));
>  endfor;
>  for i=0 step 1000 until 7000:
>  label.lft(TEX("$"&decimal(i)&"$"),(0,i*v));
>   endfor;
>label.top("Nombre de lots",(90u,50v));
>label.lrt(btex $f(x)$ (en euros) etex,(0,7800v));
> \stopMPcode
> \stop
> \stoptext


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[NTG-context] Bug with macro tightfunction (Metafun)

2015-02-16 Thread Fabrice Couvreur
 Hi,
This code generates an error while it was working fine a month ago.
Best regards,
Fabrice

\definecolor[mycolor][c=.4,m=0,y=0,k=0]

\starttext
\start
\switchtobodyfont[small]
\startMPcode
 input hvdm;
 input tex;
 l:=3mm; r:=0.6; alfa:=45; beta:=0; gamma:=0;
 defineDefaultArrow (l, r, alfa, beta, gamma);
 numeric xmin, xmax, ymin, ymax;
 xmin := 0; xmax := 110; ymax :=8000 ;ymin:=0; u := 0.1cm; v:= 0.002cm;
 color mycolor; mycolor:=(0.4,0,0);
 drawoptions(withpen pencircle scaled 0.3pt withcolor
\MPcolor{mycolor});
 draw hlingrid(ymin,ymax,1000,16cm,11cm);
 draw vlingrid(xmin,xmax,10,11cm,16cm);
 pickup pencircle scaled 1pt ;
 arrowline ((xmin,0) -- (xmax,0)) scaled u;
 arrowline ((0,ymin) -- (0,ymax)) scaled v;
 drawoptions(withpen pencircle scaled 1pt);
 draw tightfunction ("x", "x*x-84*x+5000", 0, 100, 0.01) xyscaled (u,v);
 for i=0 step 10 until 100:
 label.bot(TEX("$"&decimal(i)&"$"),(i*u,0));
 endfor;
 for i=0 step 1000 until 7000:
 label.lft(TEX("$"&decimal(i)&"$"),(0,i*v));
  endfor;
   label.top("Nombre de lots",(90u,50v));
   label.lrt(btex $f(x)$ (en euros) etex,(0,7800v));
\stopMPcode
\stop
\stoptext
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