Re: [NTG-context] shading in metapost

2008-01-24 Thread Thomas A. Schmitz
On Jan 16, 2008, at 11:22 PM, John Luciani wrote: There is some information on doing transparencies in METAPOST at http://www-math.univ-poitiers.fr/~phan/metalpha.html Using the code at the above link you should be able to produce the effect in your jpeg. (* jcl *) John, I never thanked

Re: [NTG-context] shading in metapost

2008-01-24 Thread Aditya Mahajan
Hi Thomas, On Thu, 24 Jan 2008, Thomas A. Schmitz wrote: On Jan 24, 2008, at 1:28 AM, Mojca Miklavec wrote: In theory possible, but in practice not implemented in metafun. But see http://www.fauskes.net/media/pgf/pgfmanualCVS2008-01-23.pdf It might satisfy your needs. (Impressive!)

Re: [NTG-context] shading in metapost

2008-01-24 Thread Thomas A. Schmitz
On Jan 24, 2008, at 9:03 AM, Aditya Mahajan wrote: Hi Thomas, On Thu, 24 Jan 2008, Thomas A. Schmitz wrote: I wanted to be clever and do it in a for-loop like this: for i=1 upto 10: pickup pencircle scaled (i*0.5) pt ; draw fullcircle scaled 5mm withcolor transparent

Re: [NTG-context] shading in metapost

2008-01-24 Thread Hans Hagen
Thomas A. Schmitz wrote: I never thanked you for your message; sorry about that! Unless I'm missing something, this page is just about transparency, but that works quite well in metafun; it was the combination of transparency and shading which I couldn't get right. in mkiv at some

Re: [NTG-context] shading in metapost

2008-01-23 Thread Mojca Miklavec
On Jan 16, 2008 8:07 PM, Thomas A. Schmitz wrote: Hi all, I have a somewhat silly question about metapost/metafun. To emphasize parts of a picture, I place a bright red arrow or circle/ellipse on top of the picture. I would like to make this arrow more visible by putting a shade beneath it

[NTG-context] shading in metapost

2008-01-16 Thread Thomas A. Schmitz
Hi all, I have a somewhat silly question about metapost/metafun. To emphasize parts of a picture, I place a bright red arrow or circle/ellipse on top of the picture. I would like to make this arrow more visible by putting a shade beneath it (I attach a jpg that will hopefully show the

Re: [NTG-context] shading in metapost

2008-01-16 Thread John Luciani
There is some information on doing transparencies in METAPOST at http://www-math.univ-poitiers.fr/~phan/metalpha.html Using the code at the above link you should be able to produce the effect in your jpeg. (* jcl *) -- http://www.luciani.org