cl_IF_IntegrationData.hpp

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//
// Created by Christian Messe on 18.01.22.
//
 
#ifndef BELFEM_CL_IF_INTEGRATIONDATA_HPP
#define BELFEM_CL_IF_INTEGRATIONDATA_HPP
 
#include "typedefs.hpp"
#include "cl_Vector.hpp"
#include "cl_Matrix.hpp"
#include "cl_Cell.hpp"
#include "Mesh_Enums.hpp"
#include "en_IntegrationScheme.hpp"
#include "cl_IF_InterpolationFunction.hpp"
#include "cl_Facet.hpp"
 
namespace belfem
{
    namespace fem
    {
        class IntegrationData
        {
            const ElementType mElementType ;
 
            bool mOwnShapeFunction = false ;
            InterpolationFunction * mShapeFunction ;
 
            Vector< real > mWeights ;
            Matrix< real > mPoints ;
 
            // nodal shape function
            Cell< Vector< real > > mPhi ;
            Cell< Vector< real > > mdPhidxi ; // line elements only
            Cell< Matrix< real > > mN ;
            Cell< Matrix< real > > mNvector ;
            Cell< Matrix< real > > mdNdXi;
            Cell< Matrix< real > > md2NdXi2;
 
            uint mNumberOfIntegrationPoints = 0 ;
 
//------------------------------------------------------------------------------
        public:
//------------------------------------------------------------------------------
 
            IntegrationData( const ElementType aElementType,
                             const InterpolationType aType = InterpolationType::LAGRANGE,
                             InterpolationFunction * aShapeFunction = nullptr );
 
//------------------------------------------------------------------------------
 
            IntegrationData( const ElementType aElementType,
                             InterpolationFunction * aShapeFunction,
                             const bool aClaimOwnership );
 
//------------------------------------------------------------------------------
 
            ~IntegrationData();
 
//------------------------------------------------------------------------------

            void
            populate( const uint aIntegrationOrder=0,
                      const IntegrationScheme aScheme = IntegrationScheme::GAUSS  );
 
//------------------------------------------------------------------------------

            void
            populate_for_master( const uint aMasterIndex,
                                 const uint aIntegrationOrder=0,
                                 const IntegrationScheme aScheme = IntegrationScheme::GAUSS );
 
//------------------------------------------------------------------------------

            void
            populate_for_slave( const uint aSlaveIndex,
                                const uint aOrientation=0,
                                const uint aIntegrationOrder=0,
                                const IntegrationScheme aScheme = IntegrationScheme::GAUSS  );
 
 
//------------------------------------------------------------------------------

             const InterpolationFunction *
             function() const ;
 
//------------------------------------------------------------------------------

            uint
            number_of_integration_points() const ;
 
//------------------------------------------------------------------------------

             const Vector< real > &
             weights() const ;
 
//------------------------------------------------------------------------------

             const Matrix< real > &
             points() const ;
 
//------------------------------------------------------------------------------

             const Vector< real > &
             phi( const uint aIndex ) const ;
 
//------------------------------------------------------------------------------

            const Vector< real > &
            dphidxi( const uint aIndex ) const ;
 
//------------------------------------------------------------------------------

             const Matrix< real > &
             N( const uint aIndex ) const ;
 
//------------------------------------------------------------------------------

            const Matrix< real > &
            Nvector( const uint aIndex ) const ;
 
//------------------------------------------------------------------------------

             const Matrix< real > &
             dNdXi( const uint aIndex ) const ;
 
//------------------------------------------------------------------------------

             const Matrix< real > &
             d2NdXi2( const uint aIndex ) const ;
 
//------------------------------------------------------------------------------
        private :
//------------------------------------------------------------------------------
 
 
//------------------------------------------------------------------------------

            void
            populate_for_slave_tri( const uint aFaceIndex,
                                    const uint aIntegrationOrder,
                                    const IntegrationScheme aScheme  );
 
//------------------------------------------------------------------------------

            void
            populate_for_slave_quad(
                    const uint aSlaveIndex,
                    const uint aOrientation,
                    const uint aIntegrationOrder,
                    const IntegrationScheme aScheme );
 
//------------------------------------------------------------------------------

            void
            populate_for_slave_tet(
                    const uint aSlaveIndex,
                    const uint aOrientation,
                    const uint aIntegrationOrder,
                    const IntegrationScheme aScheme );
 
//------------------------------------------------------------------------------

            void
            populate_for_slave_penta(
                    const uint aSlaveIndex,
                    const uint aOrientation,
                    const uint aIntegrationOrder,
                    const IntegrationScheme aScheme );
 
//------------------------------------------------------------------------------

            void
            populate_for_slave_hex(
                    const uint aSlaveIndex,
                    const uint aOrientation,
                    const uint aIntegrationOrder,
                    const IntegrationScheme aScheme );
 
//------------------------------------------------------------------------------
 
            void
            evaluate_function();
 
//------------------------------------------------------------------------------
        };
 
//------------------------------------------------------------------------------
 
            inline const InterpolationFunction *
            IntegrationData::function() const
            {
                return mShapeFunction ;
            }
 
//------------------------------------------------------------------------------
 
             inline uint
             IntegrationData::number_of_integration_points() const
             {
                return mNumberOfIntegrationPoints ;
             }
 
//------------------------------------------------------------------------------
 
            inline const Vector< real > &
            IntegrationData::weights() const
            {
                return mWeights ;
            }
 
//------------------------------------------------------------------------------
 
            inline const Matrix< real > &
            IntegrationData::points() const
            {
                return mPoints ;
            }
 
//------------------------------------------------------------------------------
 
            inline const Vector< real > &
            IntegrationData::phi( const uint aIndex ) const
            {
                return mPhi( aIndex ) ;
            }
//------------------------------------------------------------------------------
 
            inline const Vector< real > &
            IntegrationData::dphidxi( const uint aIndex ) const
            {
                BELFEM_ASSERT( mdPhidxi.size() > 0,
                "dphidxi can only be called for line elements" );
 
                return mdPhidxi( aIndex ) ;
            }
 
//------------------------------------------------------------------------------
 
            inline const Matrix< real > &
            IntegrationData::N( const uint aIndex ) const
            {
                return mN( aIndex ) ;
            }
 
//------------------------------------------------------------------------------
 
            inline const Matrix< real > &
            IntegrationData::Nvector( const uint aIndex ) const
            {
                return mNvector( aIndex ) ;
            }
 
//------------------------------------------------------------------------------
 
            inline const Matrix< real > &
            IntegrationData::dNdXi( const uint aIndex ) const
            {
                return mdNdXi( aIndex );
            }
 
//------------------------------------------------------------------------------
 
            inline const Matrix< real > &
            IntegrationData::d2NdXi2( const uint aIndex ) const
            {
                return md2NdXi2( aIndex );
            }
 
//------------------------------------------------------------------------------
    }
}
#endif //BELFEM_CL_IF_INTEGRATIONDATA_HPP