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Added the RegPar derivs for v3. #585

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Feb 12, 2024
Merged

Added the RegPar derivs for v3. #585

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31 changes: 31 additions & 0 deletions dafoam/mphys/mphys_dafoam.py
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Original file line number Diff line number Diff line change
Expand Up @@ -659,6 +659,9 @@ def setup(self):
self.add_input(dvName, distributed=False, shape=nACTDVars, tags=["mphys_coupling"])
elif dvType == "Field": # add field variables
self.add_input(dvName, distributed=True, shape_by_conn=True, tags=["mphys_coupling"])
elif dvType == "RegPar":
nParameters = self.DASolver.solver.getNRegressionParameters()
self.add_input(dvName, distributed=False, shape=nParameters, tags=["mphys_coupling"])
else:
raise AnalysisError("designVarType %s not supported! " % dvType)

Expand Down Expand Up @@ -893,6 +896,19 @@ def apply_linear(self, inputs, outputs, d_inputs, d_outputs, d_residuals, mode):
fieldBar = DASolver.vec2Array(prodVec)
d_inputs[inputName] += fieldBar

elif self.dvType[inputName] == "RegPar":
volCoords = DASolver.vec2Array(DASolver.xvVec)
states = outputs["%s_states" % self.discipline]
parameters = inputs[inputName]
product = np.zeros_like(parameters)
seeds = d_residuals["%s_states" % self.discipline]

DASolver.solverAD.calcdRdRegParTPsiAD(volCoords, states, parameters, seeds, product)

# reduce to make sure all procs get the same product
product = self.comm.allreduce(product, op=MPI.SUM)

d_inputs[inputName] += product
else:
raise AnalysisError("designVarType %s not supported! " % self.dvType[inputName])

Expand Down Expand Up @@ -1205,6 +1221,9 @@ def setup(self):
self.add_input(dvName, distributed=False, shape=nACTDVars, tags=["mphys_coupling"])
elif dvType == "Field": # add field variables
self.add_input(dvName, distributed=True, shape_by_conn=True, tags=["mphys_coupling"])
elif dvType == "RegPar":
nParameters = self.DASolver.solver.getNRegressionParameters()
self.add_input(dvName, distributed=False, shape=nParameters, tags=["mphys_coupling"])
else:
raise AnalysisError("designVarType %s not supported! " % dvType)

Expand Down Expand Up @@ -1405,6 +1424,18 @@ def compute_jacvec_product(self, inputs, d_inputs, d_outputs, mode):
fieldBar = DASolver.vec2Array(dFdField)
d_inputs[inputName] += fieldBar * fBar

elif self.dvType[inputName] == "RegPar":
volCoords = DASolver.vec2Array(DASolver.xvVec)
states = inputs["%s_states" % self.discipline]
parameters = inputs[inputName]
product = np.zeros_like(parameters)

DASolver.solverAD.calcdFdRegParAD(
volCoords, states, parameters, objFuncName.encode(), inputName.encode(), product
)

d_inputs[inputName] += product * fBar

else:
raise AnalysisError("designVarType %s not supported! " % self.dvType[inputName])

Expand Down
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