test_velocity_smoothing.cpp

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/**
 * Test code for the Velocity Smoothing library
 * Build and run using: make && ./test_velocity_smoothing
 */

#include "VelocitySmoothing.hpp"
#include <cstdio>
#include <matrix/matrix/math.hpp>

int main(int argc, char *argv[])
{
    VelocitySmoothing trajectory[3];

    float a0[3] = {0.f, 0.f, 0.f};
    float v0[3] = {0.f, 0.f, 0.f};
    float x0[3] = {0.f, 0.f, 0.f};

    float j_max = 55.2f;
    float a_max = 6.f;
    float v_max = 6.f;

    for (int i = 0; i < 3; i++) {
        trajectory[i].setMaxJerk(j_max);
        trajectory[i].setMaxAccel(a_max);
        trajectory[i].setMaxVel(v_max);
        trajectory[i].setCurrentAcceleration(a0[i]);
        trajectory[i].setCurrentVelocity(v0[i]);
    }

    const float dt = 0.01f;

    float velocity_setpoint[3] = {1.f, 0.f, -1.f};

    for (int i = 0; i < 3; i++) {
        trajectory[i].updateDurations(velocity_setpoint[i]);
    }

    float t123 = trajectory[0].getTotalTime();
    int nb_steps = ceil(t123 / dt);
    printf("Nb steps = %d\n", nb_steps);

    for (int i = 0; i < nb_steps; i++) {
        for (int i = 0; i < 3; i++) {
            trajectory[i].updateTraj(dt);
        }

        for (int i = 0; i < 3; i++) {
            trajectory[i].updateDurations(velocity_setpoint[i]);
        }

        VelocitySmoothing::timeSynchronization(trajectory, 2);

        for (int i = 0; i < 1; i++) {
            printf("Traj[%d]\n", i);
            printf("jerk = %.3f\taccel = %.3f\tvel = %.3f\tpos = %.3f\n",
                   trajectory[i].getCurrentJerk(),
                   trajectory[i].getCurrentAcceleration(),
                   trajectory[i].getCurrentVelocity(),
                   trajectory[i].getCurrentPosition());
            printf("T1 = %.3f\tT2 = %.3f\tT3 = %.3f\n", trajectory[i].getT1(), trajectory[i].getT2(), trajectory[i].getT3());
            printf("\n");
        }
    }

    return 0;
}