Problem with Interpolate

Post questions on how to use or achieve an effect in Inkscape.
Lucille
Posts: 52
Joined: Wed Aug 27, 2008 3:30 am

Problem with Interpolate

Postby Lucille » Mon Oct 19, 2009 9:15 pm

I'm having a problem with Interpolate, I've attached a screen shot showing what I want to achieve and what I'm getting. I've checked all the settings I can think of, but can't see anything obviously wrong with them, does anyone know what I'm doing wrong?

I'm using Windows XP and I get the same results in .46 and .47

Perhaps I should add that the top line of stars are 3 stars a friend sent me copied from her document to mine and the 3 underneath are 3 stars I drew with the star tool, to me this implies the problem lies in the drawing of the stars, but I can't think why this should be, surely the size and positioning can't make a difference.
Attachments
Capture Selection-20091019-121042-1.jpg
Capture Selection-20091019-121042-1.jpg (34.95 KiB) Viewed 1488 times
Last edited by Lucille on Tue Oct 20, 2009 12:41 am, edited 1 time in total.

~suv
Posts: 2272
Joined: Sun May 10, 2009 2:07 am

Re: Problem with Interpolate

Postby ~suv » Mon Oct 19, 2009 10:45 pm

WFM with Inkscape 0.47pre and these settings (screenshot attached):
f_interpolate-settings-0.47pre.png
f_interpolate-settings-0.47pre.png (25.75 KiB) Viewed 1481 times

Lucille
Posts: 52
Joined: Wed Aug 27, 2008 3:30 am

Re: Problem with Interpolate

Postby Lucille » Tue Oct 20, 2009 12:38 am

Tried those setting and it doesn't work either.

~suv
Posts: 2272
Joined: Sun May 10, 2009 2:07 am

Re: Problem with Interpolate

Postby ~suv » Tue Oct 20, 2009 1:10 am

How do you create the 3 initial stars? (I could achieve the effect on your screenshot only by first interpolating between 'right red star' and 'left blue star', and then a second interpolation between 'middle smaller yellow start' and 'right red star'; all stars are converted to paths prior to interpolation)

Can you attach an SVG file with your basic layout of the stars you want to interpolate and that always results in interpolating the shapes but not the styles?

Lucille
Posts: 52
Joined: Wed Aug 27, 2008 3:30 am

Re: Problem with Interpolate

Postby Lucille » Tue Oct 20, 2009 2:00 am

No problem, the top 3 stars are from my friends file and the bottom 3 are the ones I drew.

1 with the star tool, which I applied 'Object to Path' then i duplicated that for the other 2 resizing 1 of them to get the smaller star.
Attachments
Colour Interpolation experimant.svg
(5.71 KiB) Downloaded 163 times

~suv
Posts: 2272
Joined: Sun May 10, 2009 2:07 am

Re: Problem with Interpolate

Postby ~suv » Tue Oct 20, 2009 2:19 am

You have your preferences set to use color names instead of hex numbers. Obviously the extension isn't prepared for this and can't read or calculate the colors to interpolate properly.

Workaround: toggle your preferences on the tab 'SVG Output' -> '[x] Use named colors' off, re-open the drawing and re-assign the red, green and yellow fill colors of the bottom stars.

[ seems like a missing feature of the UI (there is no way in the user interface to notice the difference except in the XML Editor) combined with a small bug in the extension ;-) ]

Lucille
Posts: 52
Joined: Wed Aug 27, 2008 3:30 am

Re: Problem with Interpolate

Postby Lucille » Tue Oct 20, 2009 2:31 am

:D :D you are a star, that's fixed it. Thank you for your help I would never have found that in a million years.


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