Load.hpp

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//==============================================================================
//
//                       Seismo Virtual Laboratory
//             Module for Serial and Parallel Analysis of seismic 
//         wave propagation and soil-structure interaction simulation
//         Copyright (C) 2018-2021, The California Institute of Technology
//                         All Rights Reserved.
//
// Commercial use of this program without express permission of the California
// Institute of Technology, is strictly  prohibited. See  file "COPYRIGHT"  in
// main  directory  for  information on  usage  and  redistribution, and for a
// DISCLAIMER OF ALL WARRANTIES.
//
//==============================================================================
//
// Written by:
//   Danilo S. Kusanovic (dkusanov@caltech.edu)
//   Elnaz E. Seylabi    (elnaze@unr.edu)
//
// Supervised by:
//   Domniki M. Asimaki  (domniki@caltech.edu)
//
// References : 
//   [1]
//
// Information:
//   The load formulation are given as,
//       [1] Static point-load.
//       [2] Dynamic point-load.
//       [3] Static body point-load.
//       [4] Dynamic body point-load.
//       [5] Static surface-load.
//       [6] Dynamic surface-load.
//       [7] Static body-load.
//       [8] Dynamic body-load.
//       [9] Dynamic user's define wave load.
//       [10] Static/Dynamic displacement support motion.
//
// Description:   
//------------------------------------------------------------------------------

#ifndef _LOAD_HPP_
#define _LOAD_HPP_

#include <map>
#include <vector>
#include <Eigen/Dense>

class Load{

    public:
        Load(unsigned int type);

        Load(Eigen::VectorXd dir, std::vector<double> val, unsigned int type);

        ~Load();

        void AddNodes(std::vector<unsigned int> tags);

        void AddFaces(std::vector<unsigned int> tags);

        void AddElements(std::vector<unsigned int> tags);

        void AddDRMCondition(unsigned int tag, bool cond);

        unsigned int GetClassification() const;

        std::vector<unsigned int> GetNodes() const;

        std::vector<unsigned int> GetFaces() const;

        std::vector<unsigned int> GetElements() const;

        Eigen::VectorXd GetLoadVector(unsigned int step=0) const;

        bool GetDRMCondition(unsigned int tag);

    private:
        unsigned int Classification;

        Eigen::VectorXd ForceDirection;

        std::vector<unsigned int> Tags; 

        std::vector<unsigned int> Faces;

        std::vector<double> ForceAmplitude;

        std::map<unsigned int, bool> DRMConditions;
};

#endif