bug in carving algo

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sebmay
Posts: 7
Joined: Sun Mar 05, 2017 2:13 pm
Model of CNC Machine: self build on Isel frame
Location: Bessèges, France
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bug in carving algo

Post by sebmay »

Hello,

I vcarve some board, including QR code.

Look at the attachment : the QR code on the left is just a mirrored copy of the right one.

I need to mirror: i engrave on the back of a plexiglas.

The left reversed one is scrambled when calculating the vcarve path.

Sebastien
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Adrian
Vectric Archimage
Posts: 14656
Joined: Thu Nov 23, 2006 2:19 pm
Model of CNC Machine: ShopBot PRS Alpha 96x48
Location: Surrey, UK

Re: bug in carving algo

Post by Adrian »

It's just luck that the other one worked ok. You can't have overlapping or touching vectors in a VCarve toolpath or you will get unexpected results.

You will need to edit the image to remove the overlaps etc.

It seems to be quite a rough image, did you generate it by tracing? There are a few QR generators on the internet that will generate SVG files that can be imported directly into VCarve and are a lot cleaner.

sebmay
Posts: 7
Joined: Sun Mar 05, 2017 2:13 pm
Model of CNC Machine: self build on Isel frame
Location: Bessèges, France
Contact:

Re: bug in carving algo

Post by sebmay »

Thanks for the hint, i will look for SVG generator

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