public void CantileverShellBenchmark()
{
Model model = new Model();
var filename = "CantileverShell";
string filepath = $"..\\..\\..\\MGroup.IGA.Tests\\InputFiles\\{filename}.iga";
IgaFileReader modelReader = new IgaFileReader(model, filepath);
modelReader.CreateTSplineShellsModelFromFile();
model.PatchesDictionary[0].Material = new ElasticMaterial2D(StressState2D.PlaneStress)
{
PoissonRatio = 0.0,
YoungModulus = 100
};
model.PatchesDictionary[0].Thickness = 1;
foreach (var controlPoint in model.ControlPointsDictionary.Values.Where(cp => cp.X < 3))
{
model.ControlPointsDictionary[controlPoint.ID].Constraints.Add(new Constraint()
{
DOF = StructuralDof.TranslationX
});
model.ControlPointsDictionary[controlPoint.ID].Constraints.Add(new Constraint()
{
DOF = StructuralDof.TranslationY
});
model.ControlPointsDictionary[controlPoint.ID].Constraints.Add(new Constraint()
{
DOF = StructuralDof.TranslationZ
});
}
foreach (var controlPoint in model.ControlPointsDictionary.Values.Where(cp => cp.X > 49.8))
{
model.Loads.Add(new Load()
{
Amount = -0.5,
Node = model.ControlPointsDictionary[controlPoint.ID],
DOF = StructuralDof.TranslationZ
});
}
var solverBuilder = new DenseMatrixSolver.Builder();
solverBuilder.DofOrderer = new DofOrderer(
new NodeMajorDofOrderingStrategy(), new NullReordering());
ISolver solver = solverBuilder.BuildSolver(model);
// Structural problem provider
var provider = new ProblemStructural(model, solver);
// Linear static analysis
var childAnalyzer = new LinearAnalyzer(model, solver, provider);
var parentAnalyzer = new StaticAnalyzer(model, solver, provider, childAnalyzer);
// Run the analysis
parentAnalyzer.Initialize();
parentAnalyzer.Solve();
//var paraview = new ParaviewTsplineShells(model, solver.LinearSystems[0].Solution, filename);
//paraview.CreateParaviewFile();
var expectedSolutionVector = Vector.CreateFromArray(new double[]
{
0, 0, -306.122431, 0, 0, -1552.478121, 0, 0, -3454.810388, 0, 0, -5881.924153, 0, 0, -8702.62361, 0, 0,
-11785.71439, 0, 0, -13928.57064, 0, 0, -15000.0008, 0, 0, -306.1224369, 0, 0, -1552.47811, 0, 0,
-3454.810407, 0, 0, -5881.924117, 0, 0, -8702.623683, 0, 0, -11785.71423, 0, 0, -13928.57093, 0, 0,
-15000.00025, 0, 0, -306.1224493, 0, 0, -1552.478088, 0, 0, -3454.810449, 0, 0, -5881.924038, 0, 0,
-8702.623837, 0, 0, -11785.71389, 0, 0, -13928.57157, 0, 0, -14999.99909, 0, 0, -306.1224494, 0, 0,
-1552.478088, 0, 0, -3454.810449, 0, 0, -5881.924038, 0, 0, -8702.623837, 0, 0, -11785.71389, 0, 0,
-13928.57157, 0, 0, -14999.99909, 0, 0, -306.1224369, 0, 0, -1552.47811, 0, 0, -3454.810407, 0, 0,
-5881.924117, 0, 0, -8702.623683, 0, 0, -11785.71423, 0, 0, -13928.57093, 0, 0, -15000.00025, 0, 0,
-306.122431, 0, 0, -1552.478121, 0, 0, -3454.810388, 0, 0, -5881.924154, 0, 0, -8702.62361, 0, 0,
-11785.71439, 0, 0, -13928.57064, 0, 0, -15000.0008
});
for (int i = 0; i < expectedSolutionVector.Length; i++)
{
Assert.True(Utilities.AreValuesEqual(expectedSolutionVector[i], solver.LinearSystems[0].Solution[i],
1e-8));
}
}
//[Fact]
public void SimpleHoodBenchmarkMKL()
{
Model model = new Model();
var filename = "attempt2";
string filepath = $"..\\..\\..\\InputFiles\\{filename}.iga";
IgaFileReader modelReader = new IgaFileReader(model, filepath);
var thickness = 1.0;
modelReader.CreateTSplineShellsModelFromFile(TSplineShellType.Thickness, new ShellElasticMaterial2D()
{
PoissonRatio = 0.3,
YoungModulus = 10000
}, thickness);
for (int i = 0; i < 100; i++)
{
var id = model.ControlPointsDictionary[i].ID;
model.ControlPointsDictionary[id].Constraints.Add(new Constraint()
{
DOF = StructuralDof.TranslationX
});
model.ControlPointsDictionary[id].Constraints.Add(new Constraint()
{
DOF = StructuralDof.TranslationY
});
model.ControlPointsDictionary[id].Constraints.Add(new Constraint()
{
DOF = StructuralDof.TranslationZ
});
}
for (int i = model.ControlPointsDictionary.Count - 100; i < model.ControlPointsDictionary.Count; i++)
{
var id = model.ControlPointsDictionary[i].ID;
model.Loads.Add(new Load()
{
Amount = 100,
Node = model.ControlPointsDictionary[id],
DOF = StructuralDof.TranslationZ
});
}
var solverBuilder = new SkylineSolver.Builder();
//solverBuilder.DofOrderer = new DofOrderer(
// new NodeMajorDofOrderingStrategy(), AmdReordering.CreateWithSuiteSparseAmd());
ISolver solver = solverBuilder.BuildSolver(model);
// Structural problem provider
var provider = new ProblemStructural(model, solver);
// Linear static analysis
var childAnalyzer = new LinearAnalyzer(model, solver, provider);
var parentAnalyzer = new StaticAnalyzer(model, solver, provider, childAnalyzer);
// Run the analysis
parentAnalyzer.Initialize();
parentAnalyzer.Solve();
//var paraview = new ParaviewTsplineShells(model, solver.LinearSystems[0].Solution, filename);
//paraview.CreateParaviewFile();
}
//[Fact]
public void SimpleHoodBenchmark()
{
Model model = new Model();
var filename = "attempt2";
string filepath = $"..\\..\\..\\InputFiles\\{filename}.iga";
IgaFileReader modelReader = new IgaFileReader(model, filepath);
//var thickness = 1.0;
//modelReader.CreateTSplineShellsModelFromFile(IgaFileReader.TSplineShellTypes.LinearMaterial,new ShellElasticMaterial2D
//{
// PoissonRatio = 0.3,
// YoungModulus = 1e5,
//}, thickness);
modelReader.CreateTSplineShellsModelFromFile();
model.PatchesDictionary[0].Material = new ElasticMaterial2D(StressState2D.PlaneStress)
{
PoissonRatio = 0.3,
YoungModulus = 10000
};
model.PatchesDictionary[0].Thickness = 1;
for (int i = 0; i < 100; i++)
{
var id = model.ControlPointsDictionary[i].ID;
model.ControlPointsDictionary[id].Constraints.Add(new Constraint()
{
DOF = StructuralDof.TranslationX
});
model.ControlPointsDictionary[id].Constraints.Add(new Constraint()
{
DOF = StructuralDof.TranslationY
});
model.ControlPointsDictionary[id].Constraints.Add(new Constraint()
{
DOF = StructuralDof.TranslationZ
});
}
for (int i = model.ControlPointsDictionary.Count - 100; i < model.ControlPointsDictionary.Count; i++)
{
var id = model.ControlPointsDictionary[i].ID;
model.Loads.Add(new Load()
{
Amount = 100,
Node = model.ControlPointsDictionary[id],
DOF = StructuralDof.TranslationZ
});
}
var solverBuilder = new SkylineSolver.Builder();
ISolver solver = solverBuilder.BuildSolver(model);
// Structural problem provider
var provider = new ProblemStructural(model, solver);
// Linear static analysis
var childAnalyzer = new LinearAnalyzer(model, solver, provider);
var parentAnalyzer = new StaticAnalyzer(model, solver, provider, childAnalyzer);
// Run the analysis
parentAnalyzer.Initialize();
parentAnalyzer.Solve();
var paraview = new ParaviewTsplineShells(model, solver.LinearSystems[0].Solution, filename);
paraview.CreateParaviewFile();
}
