Add multipole bindings - #32

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jlogan-cfs wants to merge 174 commits into

jlogan/rat-bindings

Commits on Jan 15, 2026

add vendored rat at v2.020.4
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172e663
continuing wip to collect vendored deps
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e519c5d
add boost submodule and set up cpp build
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936c7b9
vendor armadillo as a tarball
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a3b06c9
don't add armadillo unpacked
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63c8f0e
tests
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1153877
vector potential and more tests
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85d539d
set up build flag passthroughs
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edc44b5
get release and test builds both working
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bab3c7d

Commits on Jan 16, 2026

replace hard vendored packages with git submodules
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54c7083
use a zip instead of tar for armadillo. statically link jsoncpp. rename rust module to mlfmm.
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33968e7
statically link armadillo
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603a5d1
statically link blas/lapack when possible
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5c01418
update readme. add first cut of script for cross-platform dll packaging.
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0236dc3
exclude vendor folder from pytest
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be96b6c
first cut updating CI
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73ef1fd
calculate B and A in one pass. transpose inputs and outputs.
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f7400cc
cleanup
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fa48a8b
add python bindings
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93ee6fd
use dynamic version for python package
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186b43b
update python configuration to build with mlfmm by default. ignore vendor directory when running ruff.
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cd2de5d
first pass of python layer
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f2a72f5
get static build working through python tests
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9c4b272
wip to set up tests
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ac0b2f5
update mlfmm api to use the same geometric form as the cfsem api
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f4655fd
test harder
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288003c

Commits on Jan 17, 2026

link c++ runtime explicitly. clamp direct threshold.
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871bb97
wip to troubleshoot error
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5faa557
resolve test failures
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9b49bea

Commits on Jan 18, 2026

wip to set up finite segment formula
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6e1f55b
rename old filament functions to
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6162206
add test comparing to point segment discretization
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b73d8f8
update bench
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568325e
take slice of wire radius
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dac674f

Commits on Jan 20, 2026

pull B-field calcs out of the branch
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47224e5
add python bindings for point segment functions
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2609934
add point segment comparison to plots
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467a979
add mlfmm to biot-savart plot
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a5f014b
use perpendicular radius vector for calculating field direction
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c4cb3c4
discretize more
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4b0e739
set ylim
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501fb24
add timing info to example
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39d7bce
add plot of mlfmm direct van lanen
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e5242b4
plot labeling
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fc830fd
plot formatting
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44fa1b4
relative error in plots
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f76e38f
cite zahn
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67261ea
remove unused midpoint
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6f5841a

Commits on Jan 21, 2026

wip to update vector potential calc for finite length and thickness
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96e173f
add wire radius to vector potential interface
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0def19b
wip to add vector potential example
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0b7f147
handle wire radius defaulting in python
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8795e10
use consistent term for mlfmm linear kernel
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98bae58
improve regularization. wip to troubleshoot vector potential.
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b17ee92
test vector potential against point-segment discretization
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612a747
tighten tolerance on point segment discretization tests
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09a8214
update plots
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3ccbc24
first working tests
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b30a88b
eliminate mixed precision from linear filament flux density calc. update changelog.
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fc528e0
update changelog
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a1101f1
put mixed precision back for flux density
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89ada30
remove mixed precision for linear filament again
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8f1dd9e
remove mixed precision for point segment variant
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632840c
update body_force_density methods to take wire_radius as a slice. update python unit tests to point to new methods. remove biot_savart backwards compatibility module.
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1716b44
pull tclap via https
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585987d
fmt
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cache vendor/
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4f57410

Commits on Jan 22, 2026

add armadillo config version
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8f7a64e
shallow fetch
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8a7e3c0
print timing in helmholz example
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bdacb0c
depth 1 checkout for build.rs as well
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ca666e5
improve parallel heuristics. add include folder.
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ded6c2e
combine files to simplify linking
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48e925c
specifically expose error type
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239e098
parallel heuristic update. link whole archive on linux.
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7bd571c
install blas on linux and windows for release workflow. statically link harder.
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94e70e8
different static linking approach for linux with ordering
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8131e51
fail fast on undefined symbols
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8777d67
different approach to linking whole archive on linux
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cec52b6
more targeted build time error on undefined symbols to not catch python
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0f39bb4

Commits on Jan 23, 2026

yet another attempt to fix link order on linux
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efc8002
whole archive for c lib
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9ec7eb1
use cc to manage C build
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f66d189
force link more on linux
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563a4e6
only pull in librat once
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b2f3482
try whole archive linking for all 3 rat lib deps on linux
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370e747
remove duplicate link for linux
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2a4ce66
set fpic
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53a55e6
link openblas specifically on linux
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fmt
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c969594
set link group on linux to avoid duplication
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d5be603
pic for boost
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36be7cf
add rat libraries to link group
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1661bc7
enforce deterministic link order on linux
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57b3876
force load rat libs on linux
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more pic on linux
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486b44f

Commits on Jan 24, 2026

Commits on Jan 26, 2026

turn off cc's cargo metadata link directives so we handle all the link directives
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5496d1d
explicitly link c++ runtime on linux
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2370a99
commentary
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use link directive modifiers to try to ensure ordering in python builds on linux
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61f6826
capture more includes as cache deps
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f90bf64
only cache vendor/ on successful build
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afba9ba
dynamically link rat libraries on linux when building for python extension
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92fecca
pull python feature detection to top of build.rs
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05752a8
another approach to enforcing whole archive static linking
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19cbda9
set no-as-needed for linux static archives
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4adc704
use clang+lld on linux
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b308c74
use lld on linux only for linking step
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c3f0e97
WORKING BUILDS ON MAC AND LINUX. add linux clang system deps to test and release workflows.
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e03eae2
add lld to linux build deps
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5735c17
always run submodule update to repair cache
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4a8c112
add more boost headers to dep checks
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3160c9e
only use clang/lld for C and leave the rust linker as-is (lld included in rustc)
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b8cf9ea
more boost headers
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6c034b1
bump cache key in CI
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6e8d072
initialize boost headers as part of build
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395fc1c
add install of openblas to test_python workflow
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25fa9a8
remove debris from debugging missing headers one at a time
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07868f3
print missing line numbers in coverage
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0e352be
improve coverage of new methods in python
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607617a

Commits on Jan 27, 2026

Commits on Jan 28, 2026

turn off more optional boost features
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97db217
only run linux before-script on platforms that need to build the c bindings
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e1d52c6
don't exit 0 from before script because this skips the whole build
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604d8ae
specific c++ stdlib version for aarch64 linux. More boost feature flags for Windows.
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3bb7567
diagnostics for linux aarch64 build
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868f961
more boost feature flags for windows
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66bb133
cargo debug logging for windows
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a4274a6
point clang to cstdlib
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11b3155
more robust method for setting cxxflags. manually set cxxflags to point linux build to libstdc++ in CI.
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98e73a9
cc logging for Windows
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f947dad