SmoothAnalysis Class Reference

#include <SmoothAnalysis.h>

Inheritance diagram for SmoothAnalysis:

Public Member Functions
void	CreateConstraints (Constraints *constraints, IoModel *iomodel)
void	CreateLoads (Loads *loads, IoModel *iomodel)
void	CreateNodes (Nodes *nodes, IoModel *iomodel, bool isamr=false)
int	DofsPerNode (int **doflist, int domaintype, int approximation)
void	UpdateElements (Elements *elements, Inputs2 *inputs2, IoModel *iomodel, int analysis_counter, int analysis_type)
void	UpdateParameters (Parameters *parameters, IoModel *iomodel, int solution_enum, int analysis_enum)
void	Core (FemModel *femmodel)
ElementVector *	CreateDVector (Element *element)
ElementMatrix *	CreateJacobianMatrix (Element *element)
ElementMatrix *	CreateKMatrix (Element *element)
ElementVector *	CreatePVector (Element *element)
void	GetSolutionFromInputs (Vector< IssmDouble > *solution, Element *element)
void	GradientJ (Vector< IssmDouble > *gradient, Element *element, int control_type, int control_index)
void	InputUpdateFromSolution (IssmDouble *solution, Element *element)
void	UpdateConstraints (FemModel *femmodel)
Public Member Functions inherited from Analysis
virtual	~Analysis ()

Detailed Description

Definition at line 11 of file SmoothAnalysis.h.

Member Function Documentation

CreateConstraints()

void SmoothAnalysis::CreateConstraints ( Constraints *  constraints, IoModel *  iomodel  )

virtual

Implements Analysis.

Definition at line 8 of file SmoothAnalysis.cpp.

                                                                               {/*{{{*/
}/*}}}*/

CreateLoads()

void SmoothAnalysis::CreateLoads ( Loads *  loads, IoModel *  iomodel  )

virtual

Implements Analysis.

Definition at line 10 of file SmoothAnalysis.cpp.

                                                              {/*{{{*/
}/*}}}*/

CreateNodes()

void SmoothAnalysis::CreateNodes ( Nodes *  nodes, IoModel *  iomodel, bool  isamr = false  )

virtual

Implements Analysis.

Definition at line 12 of file SmoothAnalysis.cpp.

                                                                        {/*{{{*/
 
   ::CreateNodes(nodes,iomodel,SmoothAnalysisEnum,P1Enum);
 
}/*}}}*/

DofsPerNode()

int SmoothAnalysis::DofsPerNode ( int **  doflist, int  domaintype, int  approximation  )

virtual

Implements Analysis.

Definition at line 17 of file SmoothAnalysis.cpp.

                                                                              {/*{{{*/
   return 1;
}/*}}}*/

UpdateElements()

void SmoothAnalysis::UpdateElements ( Elements *  elements, Inputs2 *  inputs2, IoModel *  iomodel, int  analysis_counter, int  analysis_type  )

virtual

Implements Analysis.

Definition at line 20 of file SmoothAnalysis.cpp.

                                                                                                                              {/*{{{*/
 
   /*Update elements: */
   int counter=0;
   for(int i=0;i<iomodel->numberofelements;i++){
      if(iomodel->my_elements[i]){
         Element* element=(Element*)elements->GetObjectByOffset(counter);
         element->Update(inputs2,i,iomodel,analysis_counter,analysis_type,P1Enum);
         counter++;
      }
   }
}/*}}}*/

UpdateParameters()

void SmoothAnalysis::UpdateParameters ( Parameters *  parameters, IoModel *  iomodel, int  solution_enum, int  analysis_enum  )

virtual

Implements Analysis.

Definition at line 32 of file SmoothAnalysis.cpp.

                                                                                                                {/*{{{*/
}/*}}}*/

Core()

void SmoothAnalysis::Core ( FemModel *  femmodel )

virtual

Implements Analysis.

Definition at line 36 of file SmoothAnalysis.cpp.

                                                     {/*{{{*/
   _error_("not implemented");
}/*}}}*/

CreateDVector()

ElementVector * SmoothAnalysis::CreateDVector ( Element *  element )

virtual

Implements Analysis.

Definition at line 39 of file SmoothAnalysis.cpp.

                                                            {/*{{{*/
   /*Default, return NULL*/
   return NULL;
}/*}}}*/

CreateJacobianMatrix()

ElementMatrix * SmoothAnalysis::CreateJacobianMatrix ( Element *  element )

virtual

Implements Analysis.

Definition at line 43 of file SmoothAnalysis.cpp.

                                                                   {/*{{{*/
_error_("Not implemented");
}/*}}}*/

CreateKMatrix()

ElementMatrix * SmoothAnalysis::CreateKMatrix ( Element *  element )

virtual

Implements Analysis.

Definition at line 46 of file SmoothAnalysis.cpp.

                                                            {/*{{{*/
 
   /* Intermediaries */
   int         domaintype;
   IssmDouble  Jdet,thickness,l;
   IssmDouble *xyz_list = NULL;
 
   /*Check dimension*/
   element->FindParam(&domaintype,DomainTypeEnum);
   switch(domaintype){
      case Domain2DhorizontalEnum:
         break;
      default: _error_("mesh "<<EnumToStringx(domaintype)<<" not supported yet");
   }
 
   /*Fetch number of nodes and dof for this finite element*/
   int numnodes = element->GetNumberOfNodes();
 
   /*Initialize Element matrix and vectors*/
   ElementMatrix* Ke     = element->NewElementMatrix();
   IssmDouble*    dbasis = xNew<IssmDouble>(2*numnodes);
   IssmDouble*    basis  = xNew<IssmDouble>(numnodes);
 
   /*Retrieve all inputs and parameters*/
   element->FindParam(&l,SmoothThicknessMultiplierEnum); _assert_(l>0.);
   element->GetVerticesCoordinates(&xyz_list);
   Input2* thickness_input = element->GetInput2(ThicknessEnum); _assert_(thickness_input);
 
   /* Start looping on the number of gaussian points: */
   Gauss* gauss=element->NewGauss(2);
   for(int ig=gauss->begin();ig<gauss->end();ig++){
      gauss->GaussPoint(ig);
 
      element->JacobianDeterminant(&Jdet,xyz_list,gauss);
      thickness_input->GetInputValue(&thickness,gauss);
      if(thickness<50.) thickness=50.;
 
      element->NodalFunctions(basis,gauss);
      element->NodalFunctionsDerivatives(dbasis,xyz_list,gauss);
 
      for(int i=0;i<numnodes;i++){
         for(int j=0;j<numnodes;j++){
            Ke->values[i*numnodes+j] += gauss->weight*Jdet*(
                     basis[i]*basis[j]
                     +(l*thickness)*(l*thickness)*(dbasis[0*numnodes+i]*dbasis[0*numnodes+j] + dbasis[1*numnodes+i]*dbasis[1*numnodes+j])
                     );
         }
      }
   }
 
   /*Clean up and return*/
   delete gauss;
   xDelete<IssmDouble>(dbasis);
   xDelete<IssmDouble>(basis);
   xDelete<IssmDouble>(xyz_list);
   return Ke;
}/*}}}*/

CreatePVector()

ElementVector * SmoothAnalysis::CreatePVector ( Element *  element )

virtual

Implements Analysis.

Definition at line 103 of file SmoothAnalysis.cpp.

                                                            {/*{{{*/
 
   /*Get basal element*/
   int domaintype;
   element->FindParam(&domaintype,DomainTypeEnum);
   switch(domaintype){
      case Domain2DhorizontalEnum:
         break;
      default: _error_("mesh "<<EnumToStringx(domaintype)<<" not supported yet");
   }
 
   /*Intermediaries */
   int         input_enum;
   IssmDouble  Jdet,value;
   IssmDouble *xyz_list  = NULL;
   Input2     *input = NULL;
 
   /*SPECIFICS: Driving stress for balance velocities*/
   Input2*      H_input = NULL, *surface_input = NULL, *vx_input = NULL, *vy_input = NULL;
   IssmDouble  taud_x,norms,normv,vx,vy;
   IssmDouble  rho_ice,gravity,slope[2],thickness;
 
   /*Fetch number of nodes and dof for this finite element*/
   int numnodes = element->GetNumberOfNodes();
 
   /*Initialize Element vector*/
   ElementVector* pe    = element->NewElementVector();
   IssmDouble*    basis = xNew<IssmDouble>(numnodes);
 
   /*Retrieve all inputs and parameters*/
   element->GetVerticesCoordinates(&xyz_list);
   element->FindParam(&input_enum,InputToSmoothEnum);
 
   switch(input_enum){
      case DrivingStressXEnum:
      case DrivingStressYEnum:{
         rho_ice       = element->FindParam(MaterialsRhoIceEnum);
         gravity       = element->FindParam(ConstantsGEnum);
         H_input       = element->GetInput2(ThicknessEnum); _assert_(H_input);
         surface_input = element->GetInput2(SurfaceEnum);   _assert_(surface_input);
         vx_input      = element->GetInput2(VxEnum);
         vy_input      = element->GetInput2(VyEnum);
         }
         break;
      case SurfaceSlopeXEnum:
      case SurfaceSlopeYEnum:{
         surface_input = element->GetInput2(SurfaceEnum);   _assert_(surface_input);
         }
         break;
      default: input = element->GetInput2(input_enum);
   }
 
   /* Start  looping on the number of gaussian points: */
   Gauss* gauss=element->NewGauss(2);
   for(int ig=gauss->begin();ig<gauss->end();ig++){
      gauss->GaussPoint(ig);
 
      element->JacobianDeterminant(&Jdet,xyz_list,gauss);
      element->NodalFunctions(basis,gauss);
 
      switch(input_enum){
         case DrivingStressXEnum: 
         case DrivingStressYEnum:{
            H_input->GetInputValue(&thickness,gauss);
            surface_input->GetInputDerivativeValue(&slope[0],xyz_list,gauss);
            if(vx_input && vy_input){
               vx_input->GetInputValue(&vx,gauss);
               vy_input->GetInputValue(&vy,gauss);
               norms = sqrt(slope[0]*slope[0]+slope[1]*slope[1]+1.e-10);
               normv = sqrt(vx*vx + vy*vy);
               if(normv>15./(365.*24.*3600.)){
                  slope[0] = -vx/normv*norms;
                  slope[1] = -vy/normv*norms;
               }
            }
            if(input_enum==DrivingStressXEnum)
             value = rho_ice*gravity*thickness*slope[0];
            else
             value = rho_ice*gravity*thickness*slope[1];
         }
         break;
         case SurfaceSlopeXEnum: 
            surface_input->GetInputDerivativeValue(&slope[0],xyz_list,gauss);
            value = slope[0];
            break;
         case SurfaceSlopeYEnum:
            surface_input->GetInputDerivativeValue(&slope[0],xyz_list,gauss);
            value = slope[1];
            break;
         default:
            input->GetInputValue(&value,gauss);
      }
 
      for(int i=0;i<numnodes;i++) pe->values[i]+=Jdet*gauss->weight*value*basis[i];
   }
 
   /*Clean up and return*/
   xDelete<IssmDouble>(xyz_list);
   xDelete<IssmDouble>(basis);
   delete gauss;
   return pe;
}/*}}}*/

GetSolutionFromInputs()

void SmoothAnalysis::GetSolutionFromInputs ( Vector< IssmDouble > *  solution, Element *  element  )

virtual

Implements Analysis.

Definition at line 205 of file SmoothAnalysis.cpp.

                                                                                                 {/*{{{*/
      _error_("not implemented yet");
}/*}}}*/

GradientJ()

void SmoothAnalysis::GradientJ ( Vector< IssmDouble > *  gradient, Element *  element, int  control_type, int  control_index  )

virtual

Implements Analysis.

Definition at line 208 of file SmoothAnalysis.cpp.

                                                                                                                        {/*{{{*/
   _error_("Not implemented yet");
}/*}}}*/

InputUpdateFromSolution()

void SmoothAnalysis::InputUpdateFromSolution ( IssmDouble *  solution, Element *  element  )

virtual

Implements Analysis.

Definition at line 211 of file SmoothAnalysis.cpp.

                                                                                           {/*{{{*/
   int inputenum,domaintype,elementtype;
 
   element->FindParam(&inputenum,InputToSmoothEnum);
   element->FindParam(&domaintype,DomainTypeEnum);
   switch(domaintype){
      case Domain2DhorizontalEnum:
         element->InputUpdateFromSolutionOneDof(solution,inputenum);
         break;
      default: _error_("mesh "<<EnumToStringx(domaintype)<<" not supported yet");
   }
}/*}}}*/

UpdateConstraints()

void SmoothAnalysis::UpdateConstraints ( FemModel *  femmodel )

virtual

Implements Analysis.

Definition at line 223 of file SmoothAnalysis.cpp.

                                                                  {/*{{{*/
   /*Default, do nothing*/
   return;
}/*}}}*/

---

The documentation for this class was generated from the following files:

• src/c/analyses/SmoothAnalysis.h
• src/c/analyses/SmoothAnalysis.cpp