Mesh Bed Leveling within the print area only
Is it possible to confine mesh bed leveling to the print area only? I know it would only save a few minutes, but over many prints, it can add up. I heard of someone doing this... maybe on an Ender? I cannot find the article, blog, or anything about it. I searched on these forums too. If you know of how to do it, please kindly provide a link.
RE: Mesh Bed Leveling within the print area only
The mesh bed leveling is done by the firmware which does not "know" the area the print to come will use (only the slicer does), so it can not adjust accordingly.
But technically the mesh bed leveling is not required prior each print. If you have several prints with the same sheet, the same temperatures planned, you can just mesh bed level once and print several times without it. Just remove the "G80 ;mesh bed leveling" from the Start g-code and save as new printer Profile "no mesh bed leveling" and use it for the sequential prints.
But you really need a lot of prints before you start saving minutes with omitting the mesh bed leveling...
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RE: Mesh Bed Leveling within the print area only
Simple answer is no. More complicated answer is that while its possible to use Prusa Slicer to configure for such things (for example https://github.com/prusa3d/PrusaSlicer/issues/5181 ) I don't think its possible to use that with the Mk3. For the Mk3 that would require a printer firmware update to make use of the extra parameters as the Mk3 uses G80 for mesh levelling/probing and not G29 like standard Marlin ) https://github.com/prusa3d/Prusa-Firmware/issues/61 )
RE: Mesh Bed Leveling within the print area only
Thank you both for your replies. I switched to 7x7 mesh, It is taking a touch longer. I thought of this when doing a few very small prints in the corner. No worries though. It is good to know I can disable it for subsequent prints. Leveling only where you are going to print just seems logical. Perhaps they can enable this in the firmware in the future.
RE: Mesh Bed Leveling within the print area only
I seem to recall they were planning on doing that with the XL (whenever its finally gets released) as the bed on that is a lot bigger but the mk3 hardware has very limited free space in the memory so the chances of it happening are slim in my estimation.
Theres a sticky thread at the top of the general forum from awhile a go that was soliciting ideas for what to do change wise on the mk3. No one knows what the outcome on what will be done is though so you never know.