# Copyright 2021 TerraPower, LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Some constants associated with DIF3D"""
from enum import Enum
from armi.physics import neutronics
GENERALIZED_BC = [
neutronics.EXTRAPOLATED,
neutronics.ZERO_INWARD_CURRENT,
neutronics.GENERAL_BC,
]
[docs]class SolutionType(Enum):
"""Type of flux computed."""
REAL = 0
ADJOINT = 1
REAL_AND_ADJOINT = 2
[docs] @staticmethod
def fromGlobalFluxOpts(opts):
"""Infer solution type from GlobalFluxOptions object."""
if opts.real and opts.adjoint:
return SolutionType.REAL_AND_ADJOINT
elif opts.real:
return SolutionType.REAL
else:
return SolutionType.ADJOINT
[docs]class ProblemType(Enum):
"""Problem type."""
KEFF = 0
FIXED_SOURCE = 1