Ejemplo n.º 1
0
int move(float angle, float radius_or_distance, float max_speed, float end_speed)
{
    pid_loop.start_state = FALSE;

    encoderResetDistance(&left_encoder);
    encoderResetDistance(&right_encoder);
    GyroResetAngle();

    float distance;
    float slip_compensation;
    float distance_per_wheel;

    speed_params.sign = SIGN(radius_or_distance);
    radius_or_distance = fabsf(radius_or_distance);

    position_params.sign = SIGN(angle);
    angle = fabsf(angle);

    /* Apply the correction factor, delete function with the future gyro compensation */
    slip_compensation = 1.0;

    speed_params.end_speed  = end_speed;
    speed_params.max_speed 	= max_speed;
    speed_params.accel 		= MAX_ACCEL;
    speed_params.decel 		= MAX_ACCEL;

    control_params.speed_state = TRUE;

    if (angle == 0)
    {
//		position_control.position_type = ENCODERS;
        position_control.position_type = GYRO;

        speedProfileCompute(radius_or_distance);
        positionProfileCompute(0,0);
    }
    else
    {
        position_control.position_type = GYRO;
//		position_control.position_type = ENCODERS;
        control_params.wall_follow_state = FALSE;

        distance_per_wheel = (2.00 * PI * ROTATION_DIAMETER * (angle / 360.00)) * slip_compensation;
        distance = fabsf((PI * (2.00 * radius_or_distance) * (angle / 360.00)));

        positionProfileCompute(distance_per_wheel, speedProfileCompute(distance));
    }

    pid_loop.start_state = TRUE;
    return POSITION_CONTROL_E_SUCCESS;
}
Ejemplo n.º 2
0
int speedControlInit(void)
{
    memset(&speed_control, 0, sizeof(speed_control_struct));
    memset(&speed_params, 0, sizeof(speed_params_struct));
    speedProfileCompute(0, 0, 0, 0);

    encoder_pid_instance.Kp = 700;//638.00;
    encoder_pid_instance.Ki = 0;//0.02666 / CONTROL_TIME_FREQ;
    encoder_pid_instance.Kd = 2 * CONTROL_TIME_FREQ;

    speed_control.speed_pid.instance = &encoder_pid_instance;

    pidControllerInit(speed_control.speed_pid.instance);

    return SPEED_CONTROL_E_SUCCESS;
}