Added aeroOpt test (#755)

* Added unit test for primal.

* Added the aeroOpt test.

* Deleted the rhoSimple test.

* Minor changes to the primal test.

Author: friedenhe

tests/runRegTests_DASimpleFoam.py tests/backup_runRegTests_DASimpleFoam.py

@@ -0,0 +1,4 @@
+Dictionary Key: CD
+@value         0.0167462707303083 1e-05 1e-10
+Dictionary Key: CL
+@value         0.2992242625146929 1e-05 1e-10

tests/refs/DAFoam_Test_AeroOptRef.txt

@@ -0,0 +1,233 @@
+#!/usr/bin/env python
+"""
+Run Python tests for optimization integration
+"""
+
+from mpi4py import MPI
+import os
+import numpy as np
+from testFuncs import *
+
+import openmdao.api as om
+from mphys.multipoint import Multipoint
+from dafoam.mphys import DAFoamBuilder, OptFuncs
+from mphys.scenario_aerodynamic import ScenarioAerodynamic
+from pygeo.mphys import OM_DVGEOCOMP
+from pygeo import geo_utils
+
+gcomm = MPI.COMM_WORLD
+
+os.chdir("./reg_test_files-main/NACA0012")
+if gcomm.rank == 0:
+    os.system("rm -rf 0 system processor* *.bin")
+    os.system("cp -r 0.incompressible 0")
+    os.system("cp -r system.incompressible system")
+    os.system("cp -r constant/turbulenceProperties.sa constant/turbulenceProperties")
+    replace_text_in_file("system/fvSchemes", "meshWave;", "meshWaveFrozen;")
+
+# aero setup
+U0 = 10.0
+p0 = 0.0
+A0 = 0.1
+twist0 = 3.0
+LRef = 1.0
+nuTilda0 = 4.5e-5
+
+daOptions = {
+    "designSurfaces": ["wing"],
+    "solverName": "DASimpleFoam",
+    "primalMinResTol": 1.0e-10,
+    "primalMinResTolDiff": 1e4,
+    "writeDeformedFFDs": True,
+    "writeDeformedConstraints": True,
+    "primalBC": {
+        "U0": {"variable": "U", "patches": ["inout"], "value": [U0, 0.0, 0.0]},
+        "p0": {"variable": "p", "patches": ["inout"], "value": [p0]},
+        "nuTilda0": {"variable": "nuTilda", "patches": ["inout"], "value": [nuTilda0]},
+        "useWallFunction": True,
+        "transport:nu": 1.5e-5,
+    },
+    "function": {
+        "CD": {
+            "type": "force",
+            "source": "patchToFace",
+            "patches": ["wing"],
+            "directionMode": "parallelToFlow",
+            "patchVelocityInputName": "patchV",
+            "scale": 1.0 / (0.5 * U0 * U0 * A0),
+        },
+        "CL": {
+            "type": "force",
+            "source": "patchToFace",
+            "patches": ["wing"],
+            "directionMode": "normalToFlow",
+            "patchVelocityInputName": "patchV",
+            "scale": 1.0 / (0.5 * U0 * U0 * A0),
+        },
+        "skewness": {
+            "type": "meshQualityKS",
+            "source": "allCells",
+            "coeffKS": 10.0,
+            "metric": "faceSkewness",
+            "scale": 1.0,
+        },
+        "nonOrtho": {
+            "type": "meshQualityKS",
+            "source": "allCells",
+            "coeffKS": 1.0,
+            "metric": "nonOrthoAngle",
+            "scale": 1.0,
+        },
+    },
+    "adjEqnOption": {"gmresRelTol": 1.0e-10, "pcFillLevel": 1, "jacMatReOrdering": "rcm"},
+    "normalizeStates": {"U": U0, "p": U0 * U0 / 2.0, "phi": 1.0, "nuTilda": 1e-3},
+    "inputInfo": {
+        "aero_vol_coords": {"type": "volCoord", "components": ["solver", "function"]},
+        "patchV": {
+            "type": "patchVelocity",
+            "patches": ["inout"],
+            "flowAxis": "x",
+            "normalAxis": "y",
+            "components": ["solver", "function"],
+        },
+    },
+}
+
+meshOptions = {
+    "gridFile": os.getcwd(),
+    "fileType": "OpenFOAM",
+    # point and normal for the symmetry plane
+    "symmetryPlanes": [[[0.0, 0.0, 0.0], [0.0, 0.0, 1.0]], [[0.0, 0.0, 0.1], [0.0, 0.0, 1.0]]],
+}
+
+
+class Top(Multipoint):
+    def setup(self):
+        dafoam_builder = DAFoamBuilder(daOptions, meshOptions, scenario="aerodynamic")
+        dafoam_builder.initialize(self.comm)
+
+        ################################################################################
+        # MPHY setup
+        ################################################################################
+
+        # ivc to keep the top level DVs
+        self.add_subsystem("dvs", om.IndepVarComp(), promotes=["*"])
+
+        # create the mesh and cruise scenario because we only have one analysis point
+        self.add_subsystem("mesh", dafoam_builder.get_mesh_coordinate_subsystem())
+
+        # add the geometry component, we dont need a builder because we do it here.
+        self.add_subsystem("geometry", OM_DVGEOCOMP(file="FFD/wingFFD.xyz", type="ffd"))
+
+        self.mphys_add_scenario("cruise", ScenarioAerodynamic(aero_builder=dafoam_builder))
+
+        self.connect("mesh.x_aero0", "geometry.x_aero_in")
+        self.connect("geometry.x_aero0", "cruise.x_aero")
+
+        self.add_subsystem("LoD", om.ExecComp("val=CL/CD"))
+
+    def configure(self):
+
+        # create geometric DV setup
+        points = self.mesh.mphys_get_surface_mesh()
+
+        # add pointset
+        self.geometry.nom_add_discipline_coords("aero", points)
+
+        # create constraint DV setup
+        tri_points = self.mesh.mphys_get_triangulated_surface()
+        self.geometry.nom_setConstraintSurface(tri_points)
+
+        # add the dv_geo object to the builder solver. This will be used to write deformed FFDs
+        self.cruise.coupling.solver.add_dvgeo(self.geometry.DVGeo)
+
+        # add the dv_con object to the builder solver. This will be used to write deformed constraints
+        self.cruise.coupling.solver.add_dvcon(self.geometry.DVCon)
+
+        # geometry setup
+
+        # Select all points
+        pts = self.geometry.DVGeo.getLocalIndex(0)
+        indexList = pts[:, :, :].flatten()
+        PS = geo_utils.PointSelect("list", indexList)
+        nShapes = self.geometry.nom_addLocalDV(dvName="shape", pointSelect=PS)
+
+        # setup the symmetry constraint to link the y displacement between k=0 and k=1
+        nFFDs_x = pts.shape[0]
+        nFFDs_y = pts.shape[1]
+        indSetA = []
+        indSetB = []
+        for i in range(nFFDs_x):
+            for j in range(nFFDs_y):
+                indSetA.append(pts[i, j, 0])
+                indSetB.append(pts[i, j, 1])
+        self.geometry.nom_addLinearConstraintsShape("linearcon", indSetA, indSetB, factorA=1.0, factorB=-1.0)
+
+        # setup the volume and thickness constraints
+        leList = [[1e-4, 0.0, 1e-4], [1e-4, 0.0, 0.1 - 1e-4]]
+        teList = [[0.998 - 1e-4, 0.0, 1e-4], [0.998 - 1e-4, 0.0, 0.1 - 1e-4]]
+        self.geometry.nom_addThicknessConstraints2D("thickcon", leList, teList, nSpan=2, nChord=10)
+        self.geometry.nom_addVolumeConstraint("volcon", leList, teList, nSpan=2, nChord=10)
+        # add the LE/TE constraints
+        self.geometry.nom_add_LETEConstraint("lecon", volID=0, faceID="iLow", topID="k")
+        self.geometry.nom_add_LETEConstraint("tecon", volID=0, faceID="iHigh", topID="k")
+
+        # add the design variables to the dvs component's output
+        self.dvs.add_output("shape", val=np.zeros(nShapes))
+        self.dvs.add_output("patchV", val=np.array([10.0, 3.0]))
+        # manually connect the dvs output to the geometry and cruise
+        self.connect("shape", "geometry.shape")
+        self.connect("patchV", "cruise.patchV")
+
+        # define the design variables to the top level
+        self.add_design_var("shape", lower=-0.1, upper=0.1, scaler=1.0)
+        self.add_design_var("patchV", lower=-50.0, upper=50.0, scaler=1.0, indices=[1])
+
+        # add constraints and the objective
+        self.connect("cruise.aero_post.CD", "LoD.CD")
+        self.connect("cruise.aero_post.CL", "LoD.CL")
+        self.add_objective("LoD.val", scaler=-1.0)
+        self.add_constraint("cruise.aero_post.CL", equals=0.3)
+        self.add_constraint("cruise.aero_post.skewness", upper=4.0)
+        self.add_constraint("cruise.aero_post.nonOrtho", upper=70.0)
+        self.add_constraint("geometry.thickcon", lower=0.5, upper=3.0, scaler=1.0)
+        self.add_constraint("geometry.volcon", lower=1.0, scaler=1.0)
+        self.add_constraint("geometry.tecon", equals=0.0, scaler=1.0, linear=True)
+        self.add_constraint("geometry.lecon", equals=0.0, scaler=1.0, linear=True)
+        self.add_constraint("geometry.linearcon", equals=0.0, scaler=1.0, linear=True)
+
+
+prob = om.Problem()
+prob.model = Top()
+
+prob.driver = om.pyOptSparseDriver()
+prob.driver.options["optimizer"] = "IPOPT"
+prob.driver.opt_settings = {
+    "tol": 1.0e-5,
+    "constr_viol_tol": 1.0e-5,
+    "max_iter": 2,
+    "print_level": 5,
+    "mu_strategy": "adaptive",
+    "limited_memory_max_history": 10,
+    "nlp_scaling_method": "none",
+    "alpha_for_y": "full",
+    "recalc_y": "yes",
+}
+prob.driver.options["debug_print"] = ["nl_cons", "objs", "desvars"]
+
+prob.setup(mode="rev")
+om.n2(prob, show_browser=False, outfile="mphys_aero.html")
+
+optFuncs = OptFuncs(daOptions, prob)
+
+optFuncs.findFeasibleDesign(
+    ["cruise.aero_post.CL"], ["patchV"], designVarsComp=[1], targets=[0.3]
+)
+
+prob.run_driver()
+
+if gcomm.rank == 0:
+    funcDict = {}
+    funcDict["CD"] = prob.get_val("cruise.aero_post.CD")
+    funcDict["CL"] = prob.get_val("cruise.aero_post.CL")
+    reg_write_dict(funcDict, 1e-5, 1e-10)