as_problem_param.cpp

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/****************************************
 * INCLUDES 
 ****************************************/

#include "as_problem_param.h"

/****************************************
 * FUNCTIONS 
 ****************************************/
namespace AS
{
    problem_parameters::problem_parameters (
        const int N_,
        const double gain_position,
        const double gain_velocity,
        const double gain_acceleration,
        const double gain_jerk)
    {
        N = N_;

        i2Q[0] = 1/(2*(gain_position/2));
        i2Q[1] = 1/(2*(gain_velocity/2));
        i2Q[2] = 1/(2*(gain_acceleration/2));

        i2P = 1/(2 * (gain_jerk/2));

        spar = new state_parameters[N];
    }



    problem_parameters::~problem_parameters()
    {
        if (spar != NULL)
            delete [] spar;
    }



    void problem_parameters::set_state_parameters (
        const double* T_,
        const double* h_,
        const double h_initial_)
    {
        h_initial = h_initial_;

        for (int i = 0; i < N; i++)
        {
            if (i == 0)
            {
                spar[i].A6 = T_[i]*T_[i]/2 - (h_[0] - h_initial);
            }
            else
            {
                spar[i].A6 = T_[i]*T_[i]/2 - (h_[i] - h_[i-1]);
            }

            spar[i].T = T_[i];
            spar[i].h = h_[i];

            spar[i].B[2] = T_[i];
            spar[i].B[1] = T_[i]*T_[i]/2;
            spar[i].B[0] = spar[i].B[1]*T_[i]/3 - h_[i]*T_[i];

            spar[i].A3 = T_[i];
        }
    }
}