LCOV - code coverage report
Current view: top level - src/materials/crystal_plasticity - ComputeUpdatedEulerAngle.C (source / functions) Hit Total Coverage
Test: idaholab/moose solid_mechanics: f45d79 Lines: 21 25 84.0 %
Date: 2025-07-25 05:00:39 Functions: 4 5 80.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : //* This file is part of the MOOSE framework
       2             : //* https://mooseframework.inl.gov
       3             : //*
       4             : //* All rights reserved, see COPYRIGHT for full restrictions
       5             : //* https://github.com/idaholab/moose/blob/master/COPYRIGHT
       6             : //*
       7             : //* Licensed under LGPL 2.1, please see LICENSE for details
       8             : //* https://www.gnu.org/licenses/lgpl-2.1.html
       9             : 
      10             : #include "ComputeUpdatedEulerAngle.h"
      11             : 
      12             : registerMooseObject("SolidMechanicsApp", ComputeUpdatedEulerAngle);
      13             : 
      14             : InputParameters
      15         146 : ComputeUpdatedEulerAngle::validParams()
      16             : {
      17         146 :   InputParameters params = Material::validParams();
      18         146 :   params.addClassDescription(
      19             :       "This class computes the updated Euler angle for crystal plasticity simulations. This needs "
      20             :       "to be used together with the  ComputeMultipleCrystalPlasticityStress class, where the "
      21             :       "updated rotation material property is computed. ");
      22         292 :   params.addParam<bool>(
      23         292 :       "radian_to_degree", true, "Whether to convert euler angles from radian to degree.");
      24         146 :   return params;
      25           0 : }
      26             : 
      27         108 : ComputeUpdatedEulerAngle::ComputeUpdatedEulerAngle(const InputParameters & parameters)
      28             :   : Material(parameters),
      29         108 :     _updated_rotation(getMaterialProperty<RankTwoTensor>("updated_rotation")),
      30         216 :     _updated_euler_angle(declareProperty<RealVectorValue>("updated_Euler_angle"))
      31             : {
      32         108 : }
      33             : 
      34             : void
      35           0 : ComputeUpdatedEulerAngle::initQpStatefulProperties()
      36             : {
      37           0 :   _updated_euler_angle[_qp].zero();
      38           0 : }
      39             : 
      40             : void
      41      223184 : ComputeUpdatedEulerAngle::computeQpProperties()
      42             : {
      43      223184 :   computeEulerAngleFromRotationMatrix(_updated_rotation[_qp], _updated_euler_angle[_qp]);
      44      223184 : }
      45             : 
      46             : void
      47      223184 : ComputeUpdatedEulerAngle::computeEulerAngleFromRotationMatrix(const RankTwoTensor & rot,
      48             :                                                               RealVectorValue & euler_angle)
      49             : {
      50             :   // transform RankTwoTensor to Eigen::Matrix
      51             :   Eigen::Matrix<Real, 3, 3> rot_mat;
      52             : 
      53      892736 :   for (unsigned int i = 0; i < 3; ++i)
      54     2678208 :     for (unsigned int j = 0; j < 3; ++j)
      55     2008656 :       rot_mat(i, j) = rot(i, j);
      56             : 
      57             :   // compute Quaternion from rotation matrix
      58             :   Eigen::Quaternion<Real> q(rot_mat);
      59             :   // construct Euler angle from Quaternion
      60      223184 :   EulerAngles ea(q);
      61             :   // convert EulerAngles to RealVectorValue
      62      223184 :   euler_angle = (RealVectorValue)ea;
      63             : 
      64      446368 :   if (!getParam<bool>("radian_to_degree"))
      65             :     euler_angle *= libMesh::pi / 180.0;
      66      223184 : }

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