When I copy the drawing from INkscape into Lightburn, half the fills and layers are not copied across

The drawing below is in Inkscape
Blue = cut 1500/100
Purple = inset fill 1500/25
Red = inset fill 1500/50
And anything white gets left alone
Inkscape drawing

But when I copy it to Lightburn, some of the settings are missing in particular the “white” area, as in no cut or fill
copied to lightburn

What am I doing wrong?

In order to fill in and engrave the fuschia area, I think you will need to duplicate the blue line path, assign it a different layer color, then change that line mode to engrave…or offset fill. When you say inset fill, are you referring to offset fill?

Hi Jess,
Yes I am reffering to offset fill, sorry my mistake
I tried your suggestion (see photo below) but a duplicated blue line (asigned yellow) just fills everything in and ignores the red and white areas
clip

What does your preview window and cuts/layers window show? Your cut line may not be immediately visible. Here’s an example on my end:

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Mine looks like this

If I copy this image from Inkscape into Lightburn


It turns into this

class 31 bogie 2nd revision
This is the inkscape file

Do you want this output:

However for the laser the Blue and the Red are Fill and if set to same Speed and Power they become indistinguishable from each other.

You are using a white fill, and that is not recommended in LB. There are some other design issues with the red fill and a duplicate shape.

This might be close enough for you. The purple fill is still bleeding a bit around the oval.
Fixed

Thank you for the advice,
The white is not supposed to be a fill, its the part of the piece that I want to not be cut or filled, so that it will remain raised above the purple fill

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Not to worry, I’ve done in the old fashioned way by cutting out separate details and gluing them together, instead of trying to be a smartarse and engrave and cut everything from one piece,
Good learning curve though

Are you exporting a “plain SVG” from inkscape, or using their inkscape SVG format (the default)?

That’s an interesting question, I have no idea to be honest.
All I do in Inkscape is highlight the object I want to cut, right click and then copy, then paste into LB

Ah! Might be worth saving it as a plain SVG and importing that into LightBurn to see if you get a different result.

HI Billie,
Thanks for the suggestion,
You were right in that the image was being copied as a default Inkscape SVG
unfortunately when I changed the setting to plain SVG that didn’t work either,
Good idea though, Thx

I redrew the file and got LB to cut and fill as required, however now LB just gets stuck trying to generate offset fills?

Thanks for sharing your experience! From our docs on offset fill mode:

Offset Fill is very computationally expensive, and the more complex the design, or the smaller the Line Interval set, the more potential there is for the computation to cause LightBurn to hang. Sometimes graphics with stray nodes or unusual paths can confuse the calculation interminably.

Hi Jess,
Thank you for that answer, again down to my bad cad
Just out of interest, what is the difference between offset fill and fill?
Rgds, S

You’re gaining experience points! :slight_smile:

Offset Fill is intended for designs with a lot of space in between graphics, to cut down on the amount of travel time necessary to fill large, hollow shapes.

Learn more here: Offset Fill Mode - LightBurn Documentation

Fill Mode tells your laser to etch parallel lines within the boundaries of vector graphics.

Learn more here: Fill Mode - LightBurn Documentation

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