Beispiel #1
0
    public void Update()
    {
        //Create a raycast and returns the distance between the origin and the collide point
        _ins[0] = MonoUtils.GetDistance(leftSensor.position, leftSensor.forward);
        _ins[1] = MonoUtils.GetDistance(rightSensor.position, rightSensor.forward);

        //Returns the percentage of the sensor between the minimalDistance and the maximalDistance,
        //if less than the minimal returns 0, it greater that the maximal returns 1, the idea is give
        //the neural net values between 0 and 1, is the only way it works
        _ins[0] = MathUtils.Range(0, 5, _ins[0]);
        _ins[1] = MathUtils.Range(0, 5, _ins[1]);

        //Check the neural net return value
        neuralNet.Calculate(_ins, out _outs);

        //Get the only value that in this case the neural net return
        //Check the MonoNeuralNet script in the gameobject IA in the
        //gameObject car and see where it specifies one
        float val = _outs[0];

        //Turns base in the the direction that the neural net says
        if (val < 0.2f)
        {
            transform.Rotate(0, (1 - MathUtils.Range(0, 0.2f, val)) *  -100 * Time.deltaTime, 0);
        }
        else if (val > 0.8f)
        {
            transform.Rotate(0, MathUtils.Range(0.8f, 1, val) * 100 * Time.deltaTime, 0);
        }

        /* USE THIS IF YOU WANT A NON SMOOTH TURN
         *
         * if (val < 0.2f)
         *  transform.Rotate(0, -100 * Time.deltaTime, 0);
         * else if (val > 0.8f)
         *  transform.Rotate(0, 100 * Time.deltaTime, 0);
         *
         */

        //Constant move forward
        transform.Translate(0, 0, 0.2f);
    }
Beispiel #2
0
    public void Update()
    {
        //Create a raycast and returns the distance between the origin and the collide point
        _ins[0] = MonoUtils.GetDistance(leftSensor.position, leftSensor.forward);
        _ins[1] = MonoUtils.GetDistance(rightSensor.position, rightSensor.forward);

        //Returns the percentage of the sensor between the minimalDistance and the maximalDistance,
        //if less than the minimal returns 0, it greater that the maximal returns
        _ins[0] = MathUtils.Range(minimalDistance, maximalDistance, _ins[0]);
        _ins[1] = MathUtils.Range(minimalDistance, maximalDistance, _ins[1]);

        //If the sensors reaches 0, that means that the neural net doesnt return the correct value,
        //so we need to train in every hit so the next time wont fail, also relocates to the initial
        //position and stops the current update to prevent undesired behaviours
        if (_ins[0] == 0)
        {
            for (int i = 0; i < trainLoops; i++)
            {
                neuralNet.Train(_ins, new float[] { 1f });
            }

            transform.position = startPos;
            transform.rotation = startRot;
            return;
        }
        else if (_ins [1] == 0)
        {
            for (int i = 0; i < trainLoops; i++)
            {
                neuralNet.Train(_ins, new float[] { 0f });
            }

            transform.position = startPos;
            transform.rotation = startRot;
            return;
        }


        //Check the neural net return value
        neuralNet.Calculate(_ins, out _outs);


        //Get the only value that in this case the neural net return
        //Check the MonoNeuralNet script in the gameobject IA in the
        //gameObject car and see where it specifies one
        float val = _outs[0];

        //Turns base in the the direction that the neural net says
        if (val < 0.3f)
        {
            transform.Rotate(0, (1 - MathUtils.Range(0, 0.2f, val)) * -100 * Time.deltaTime, 0);
        }
        else if (val > 0.7f)
        {
            transform.Rotate(0, MathUtils.Range(0.8f, 1, val) * 100 * Time.deltaTime, 0);
        }

        /* USE THIS IF YOU WANT A NON SMOOTH TURN
         *
         * if (val < 0.2f)
         * transform.Rotate(0, -100 * Time.deltaTime, 0);
         * else if (val > 0.8f)
         * transform.Rotate(0, 100 * Time.deltaTime, 0);
         *
         */

        //Constant move forward
        transform.Translate(0, 0, 0.2f);
    }