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Internal bridge flow affected by both ratio settings

Open KD7LRJ opened this issue 4 months ago • 1 comments

Is there an existing issue for this problem?

  • [X] I have searched the existing issues

OrcaSlicer Version

2.1.0-dev (2024-04-18 nightly)

Operating System (OS)

Windows

OS Version

Win 11

Additional system information

n/a

Printer

Bambu Lab P1P

How to reproduce

  1. Add a cube primitive and slice with bridge flow ratios set to 1.0
  2. Change "Bridge flow ratio" to 0.9 and observe that the flow of internal infill changes when it should not.
  3. Change "Internal bridge flow ration" to 0.9 and observe that the flow of internal infill changes as it should.

Actual results

At best, internal bridges don't support subsequent layers very well. At worst, the bridges clump together and stick up above the current layer causing head crash failures.

image

image

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Expected results

It seems like the two flow ratio settings should not stack and should affect the two different bridge types separately.

You'll likely note that in my project file, the line widths are set to 0.6mm even though I am using a 0.4mm nozzle. Layer height is also set rather high at 0.28mm for the same reason. I use this technique with PETG to keep it from pulling loose from previous layers when changing directions and keeping flow rates as high as possible.

Project file & Debug log uploads

Internal bridge flow ratio test.zip

Checklist of files to include

  • [ ] Log file
  • [X] Project file

Anything else?

No response

KD7LRJ avatar Apr 20 '24 21:04 KD7LRJ