public IntegrationForCrackPropagation2D(
IIntegrationStrategy2D <XContinuumElement2D> integrationForEnrichedElements,
IIntegrationStrategy2D <XContinuumElement2D> integrationForTipBlendingElements)
{
this.integrationForEnrichedElements = integrationForEnrichedElements;
this.integrationForTipBlendingElements = integrationForTipBlendingElements;
}
public XContinuumElement2DFactory(IIntegrationStrategy2D <XContinuumElement2D> xIntegrationStrategy,
IIntegrationStrategy2D <XContinuumElement2D> jIntegralStrategy, IMaterialField2D commonMaterial)
{
this.commonMaterial = commonMaterial;
this.xIntegrationStrategy = xIntegrationStrategy;
this.jIntegralStrategy = jIntegralStrategy;
}
public DoubleCantileverBeam()
{
this.material = HomogeneousElasticMaterial2D.CreateMaterialForPlaneStrain(E, v);
this.integration = new IntegrationForCrackPropagation2D(
new RectangularSubgridIntegration2D <XContinuumElement2D>(8, GaussLegendre2D.GetQuadratureWithOrder(2, 2)),
new RectangularSubgridIntegration2D <XContinuumElement2D>(8, GaussLegendre2D.GetQuadratureWithOrder(2, 2)));
this.jIntegration =
new RectangularSubgridIntegration2D <XContinuumElement2D>(8, GaussLegendre2D.GetQuadratureWithOrder(4, 4));
this.beamBoundary = new Rectangular2DBoundary(0, beamLength, 0, beamHeight);
}
private readonly IDofType[][] standardDofTypes; //TODO: this should not be stored for each element. Instead store it once for each Quad4, Tri3, etc. Otherwise create it on the fly.
public XContinuumElement2D(int id, IReadOnlyList <XNode> nodes, IIsoparametricInterpolation2D interpolation,
IGaussPointExtrapolation2D gaussPointExtrapolation, IQuadrature2D standardQuadrature,
IIntegrationStrategy2D <XContinuumElement2D> integrationStrategy,
IIntegrationStrategy2D <XContinuumElement2D> jIntegralStrategy, IMaterialField2D material)
{
this.id = id;
this.Nodes = nodes;
this.Interpolation = interpolation;
this.GaussPointExtrapolation = gaussPointExtrapolation;
this.StandardQuadrature = standardQuadrature;
this.IntegrationStrategy = integrationStrategy;
this.JintegralStrategy = jIntegralStrategy;
this.Material = material;
this.NumStandardDofs = 2 * nodes.Count;
standardDofTypes = new IDofType[nodes.Count][];
for (int i = 0; i < nodes.Count; ++i)
{
standardDofTypes[i] = new IDofType[] { StructuralDof.TranslationX, StructuralDof.TranslationY };
}
//OBSOLETE: Elements access their enrichments from nodes now.
//this.EnrichmentItems = new List<IEnrichmentItem2D>();
}
