Regression tests: Fixing interpolation to match v3 - #2812
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erikvansebille merged 8 commits intoAug 13, 2026
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This matters for C-grid interpolation, which is non-continuous
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VeckoTheGecko
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Looks good to me! One question
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Description
This PR makes some fixes to v4 so that the regression tests of all four interpolation schemes tested in v3 pass. Note that I had to add a "NearestNeighbour Velocity" interpolation; but since I don't see any use-cases for it I put it in the tests directory instead of _xinterpolators
Checklist
mainfor normal development,v3-supportfor v3 support)AI Disclosure
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