HookeMaterial::HookeMaterial(double rho, double YOUNGS, double POSSION)
:MechMaterial(rho, MarterialType(Marterial_Isotropic | Marterial_Linear)),
youngs(YOUNGS), possion(POSSION){
//Lame prameters
double lambda = possion*youngs / ((1.0 + possion)*(1.0 - 2.0*possion));
double mu = youngs / (2.0*(1.0 + possion));
D[0] = lambda + 2.0 * mu;
D[1] = lambda;
D[2] = mu;
}
CorotationalPlasticMaterial::CorotationalPlasticMaterial(Scalar rho, Scalar youngs, Scalar possion,
Scalar yieldCri, Scalar creep, Scalar maxStrain, Scalar compressingTreshold)
: FullOrderNonlinearMaterial(rho, MarterialType(Marterial_Isotropic | Marterial_Corotational | Marterial_Plastic)) {
yieldCrierion = yieldCri;
creepRatio = creep;
maxPlasticStrain = maxStrain;
threshold = compressingTreshold;
//Lame prameters
Scalar lambda = possion * youngs / ((Scalar(1.0) + possion) * (Scalar(1.0) - Scalar(2.0) * possion));
Scalar mu = youngs / (Scalar(2.0) * (Scalar(1.0) + possion));
D[0] = lambda + Scalar(2.0) * mu;
D[1] = lambda;
D[2] = mu;
}
