Re: MetaFun Shading

[Hans Hagen <pragma@wxs.nl>]

At 04:20 PM 2/10/2002 +0100, Jens-Uwe Morawski wrote:

>i have a request for a new shading method in MetaFun.
>Is it possible to add a macro that fills a closed path
>with a shade of two colors where the first color is in the
>centre of the area and the second color along the path.
>The attached image should illustrate what i mean.

looks like function based shading, or maybe a mesh

>In Gimp this fillmode is called "Shapeburst" and has
>3 variants: angular, spherical and dimpled. It would be nice
>when these variants could be supported too.
>
>In the PDF-Specs i found no direct support, but since Gimp
>has also only the two colors and the path there must exist
>a function to calculate this. Maybe this function can be
>"borrowed" from Gimp and implemented as Type1 shading.
>Or if somebody has Adobe Illustrator and if it supports
>that fill style after PDF-Export it can be found, how
>to implement it.

i do have illustrator but i'm not fluent [i will have a look later]; rev 
engeneering is indeed the way to here

Hans

BTW, since i have now cmyk shades too, transparent shades are next on my 
agenda
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