DNP drift (regular mesh only) - #3944

Draft

JoffreyDorville wants to merge 151 commits into

openmc-dev:developfrom

JoffreyDorville:dnp_drift_integration

Commits on Dec 15, 2025

First prototype for temperature field
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282ba43
Clean event identifiers for history-based transport
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cf19709
New particle attribute for the next event
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032275a
Cleaning
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8a138da
Common update function for the particle temperature
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d29e700
Cleaning
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2e5e0c9
Cleaning
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ba02d46

Commits on Dec 17, 2025

Add temperature values during the initialization for thermal scattering data
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5c52c5f

Commits on Dec 19, 2025

Clean Python API
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06f27c7
Regression test
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d20e3ea

Commits on Dec 20, 2025

Update documentation
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6c9b918
Create a main C++ ScalarField class
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4b660d6
Check that size of mesh and size of values are consistent in the field - C++ side
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3b3b32f
Formatting
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6dd684d
Manage incompatibility with event-based mode
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76cdf20
Unit test for the distance to next boundary method
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49bfb76

Commits on Jan 15, 2026

Missing init file in new regression test
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5e79b7b
Formatting
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0c67016

Commits on Mar 24, 2026

Commits on Apr 1, 2026

C API documentation update
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68d8d9c
Remove unused function in Python API
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614564b
Test that the number of temperature values given is consistent with the number of cells in the mesh
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7bee829
Fix XML reader
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78529b5
Define equality function for ScalarFields
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d91a64d
Unit test for temperature field - Python API
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068b92b
Change fatal_error to throw
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027c35c
Unit test temperature field - C++ side
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1bd1b5c
Merge branch 'develop' into temperate_from_mesh
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9bd31c1

Commits on Apr 2, 2026

Commits on Apr 21, 2026

Commits on Apr 23, 2026

Commits on Apr 30, 2026

Commits on May 1, 2026

Manage temperature field bins with boundary conditions
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e020118
Clean the temperature field interface
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9949c56
Update DAGMC part of transport
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de054db

Commits on May 4, 2026

Commits on May 5, 2026

Commits on May 6, 2026

Regression test - box with reflective BC
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cd906d7
Regression test - box with vacuum BC
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6a8f4a8
Simplify the implementation and remove tf_bin_last
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549beb0
Fix regular mesh index calculation when point is on the lower boundary
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a9fff5a
Formatting
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2e10a5d
Regression test - box with periodic BC
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8f9f44a
Regression test - surrounding box with reflective BC
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1ed498a
Regression test - surrounding box with vacuum BC
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2966590
Regression test - surrounding box with periodic BC
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2155926

Commits on May 14, 2026

Commits on May 15, 2026

Commits on May 18, 2026

Commits on May 19, 2026

Commits on May 20, 2026

Prepare mesh features for DNP transport
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acb857a
Field refactoring + velocity field
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ebed0ba
Add streamline integrator
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f6cefc8
Retrieve settings
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98082d5
DNP transport function
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3f165c8
Add DNP transport to the main transport solver
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1dd9a27
Formatting
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c39fd56
Cleaning
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5512ba5
Remove nodal evaluation settings
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d11757a
Initial regression tests using regular mesh
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39edb05
Cleaning
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0a4eda9
Fix inconsistencies after rebase
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33489e6
Update regular mesh cell based regression test
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a726599
Remove abstraction layer for nested field data
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fd57b75
Formatting
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baf20c8
Simplify value accessors
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52da5be

Commits on May 22, 2026

Commits on May 26, 2026

Commits on May 27, 2026

Commits on May 28, 2026

Unit tests - dnp_drift linear adjustment functions
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9509b8d
Use base constructor for fields
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e83c75e
Reset velocity field to default
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2aeeff0

Commits on Jun 2, 2026

cpp unit tests - Field
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9aab1ff
cpp unit tests - VelocityField
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f737d61
Update field.h documentation
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720d5ab

Commits on Jun 4, 2026

Use bin as parameter in normalize_coordinates instead of using a call to get_bin
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c8b022b
Rename Field.get_mesh_bin() to Field.get_bin()
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6abb6c3
Rename Field.evaluate(r, bin) to Field.evaluate_in_mesh(r, bin)
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45c6c10
Rename full_raytracing to bins_and_surface_bins_crossed
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3c655ec
Rename randomly_place_on_physical_group to sample_on_physical_groups
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c52cc67
Rename get_last_bin_inside_mesh to get_bin_clamped
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b59809d
Rename Field.evaluate(r0, r1, bin) to Field.evaluate_clamped(r0, r1, bin0)
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47e78d9
Cleaning
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2caa02d
Code documentation
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f8baa84
Use mesh fixture in cpp tests
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86b032e
Use mesh fixture in field cpp tests
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3769846
Test RegularMesh.face_area()
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9d95e18
Test RegularMesh.sample_on_face()
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0956a78
Test RegularMesh.return_vertex_unique_id()
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16e0389
Cleaning
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42d8fd4
Formatting
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d7262e4
Test RegularMesh.connectivity()
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664c675

Commits on Jun 5, 2026