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Refactor ParticleType to use PDG Monte Carlo numbering scheme #3756

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Merged
paulromano merged 29 commits into from
Feb 3, 2026
Merged

Refactor ParticleType to use PDG Monte Carlo numbering scheme #3756

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e2f47cc
Initial cut at PDG number implementation
paulromano Jan 23, 2026
ab23ed3
Fix broken build and update one test
paulromano Jan 23, 2026
49e189c
Rename ParticlePdg to PDGNumber
paulromano Jan 27, 2026
cb76a45
Rename header/source to pdg_number.h/cpp
paulromano Jan 27, 2026
a6ca46c
Rename function names
paulromano Jan 27, 2026
e79a082
More renaming
paulromano Jan 27, 2026
e80e742
Remove duplicate declarations
paulromano Jan 27, 2026
fa7942e
Rename ParticleType to PDGNumber on Python side
paulromano Jan 27, 2026
c942f59
Refactor back to ParticleType that stores PDG number
paulromano Jan 28, 2026
f8840b9
Use factory methods
paulromano Jan 28, 2026
2896db5
Introduce is_neutron and is_photon methods
paulromano Jan 28, 2026
1615818
Cleanup
paulromano Jan 28, 2026
9bef229
Clean up validation
paulromano Jan 28, 2026
3c31ec6
More cleanup
paulromano Jan 28, 2026
1b2b9fe
Simplifications around ParticleType on Python side
paulromano Jan 28, 2026
dccd52c
Clean up Python ParticleType
paulromano Jan 28, 2026
b84ebd3
No bump for weight windows file format
paulromano Jan 28, 2026
4310612
Better use of ParticleType in tracks.py
paulromano Jan 28, 2026
505d65c
Use ParticleType for WeightWindows.particle_type
paulromano Jan 28, 2026
d44eb2e
Use ParticleType for IndependentSource.particle
paulromano Jan 28, 2026
81b01b0
Move ParticleType to its own file
paulromano Jan 29, 2026
ceb5ed9
Change ParticleType to normal class on Python side
paulromano Jan 29, 2026
6885c8b
Remove extra dunder methods
paulromano Jan 29, 2026
70a199d
Add tests for ParticleType
paulromano Jan 29, 2026
4d629b4
Merge branch 'develop' into particle-type-pdg
paulromano Jan 29, 2026
73cae62
Fix C++ style formatting
paulromano Jan 29, 2026
67561a0
Fix failing tests
paulromano Jan 29, 2026
7d830ab
Update openmc/weight_windows.py
GuySten Jan 29, 2026
46d05d3
Update include/openmc/particle_type.h per @amandalund suggestion
paulromano Feb 3, 2026
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Use ParticleType for IndependentSource.particle
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@paulromano
paulromano committed Jan 28, 2026
commit d44eb2e6daab274dd12c21767f2e704b98c408b5
6 changes: 3 additions & 3 deletions openmc/source.py
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Original file line number Diff line number Diff line change
Expand Up @@ -406,12 +406,12 @@ def time(self, time):
self._time = time

@property
def particle(self):
def particle(self) -> ParticleType:
return self._particle

@particle.setter
def particle(self, particle):
self._particle = ParticleType(particle).name
self._particle = ParticleType(particle)

def populate_xml_element(self, element):
"""Add necessary source information to an XML element
Expand All @@ -422,7 +422,7 @@ def populate_xml_element(self, element):
XML element containing source data

"""
element.set("particle", self.particle)
element.set("particle", str(self.particle))
if self.space is not None:
element.append(self.space.to_xml_element())
if self.angle is not None:
Expand Down