public void FixedUpdate()
{
HSBColor floorBodyColor, floorLeftColor, floorRightColor;
floorBodyColor = map.GetColor((int)transform.position.x, (int)transform.position.y);
floorLeftColor = map.GetColor((int)left.position.x, (int)left.position.y);
floorRightColor = map.GetColor((int)right.position.x, (int)right.position.y);
Collider2D leftCol = Physics2D.OverlapPoint(left.position);
Collider2D rightCol = Physics2D.OverlapPoint(left.position);
if (leftCol != null)
{
floorLeftColor = HSBColor.FromColor(leftCol.GetComponent <Renderer>().material.color);
}
if (rightCol != null)
{
floorRightColor = HSBColor.FromColor(rightCol.GetComponent <Renderer>().material.color);
}
float[] previousOutput = brain.GetOutput();
float[] input = new float[] { floorBodyColor.h, floorBodyColor.s, floorBodyColor.b,
floorLeftColor.h, floorLeftColor.s, floorLeftColor.b,
floorRightColor.h, floorRightColor.s, floorRightColor.b,
brain.GetSize(), previousOutput[5], previousOutput[6] };
float[] output = brain.feedforward(input);
Vector2 veloCheck = rBody.velocity;
veloCheck += (Vector2)transform.up * output[0] * 1f * Time.fixedDeltaTime;
if (veloCheck.magnitude < 0.5f)
{
rBody.velocity = veloCheck;
}
float angularCheck = rBody.angularVelocity;
angularCheck += output[1];
if (Mathf.Abs(angularCheck) < 25f)
{
rBody.angularVelocity = angularCheck;
}
//float[] output = brain.GetOutput();
float h1 = output[2] < 0 ? 1f + output[2] : output[2];
float h2 = output[3] < 0 ? 1f + output[3] : output[3];
bodyMat.color = new HSBColor(h1, 1f, 1f).ToColor();
noseMat.color = new HSBColor(h2, 1f, 1f).ToColor();
//Energy calculations
brain.ResetDeltaEnergy();
// Eat food?
if (output[7] > 0)
{
Vector3 pos = transform.position;
float energy = map.Eat((int)transform.position.x, (int)transform.position.y);
brain.Eat(energy); //eat energy
}
if (output[4] > 0 && brain.GetEnergy() > 255f)
{
brain.BirthEnergyLoss();
BirthCreature();
}
if (map.GetTileType((int)transform.position.x, (int)transform.position.y) == Tile.TILE_WATER)
{
brain.NaturalEnergyLoss(10f);
}
else
{
brain.NaturalEnergyLoss(1f); //natural body energy loss over time (starvation)
}
brain.Move(output[0]); //use energy porpotional to the accelration
brain.ApplyDeltaEnergy(); //apply delta
//Calculate new size of creature
float size = brain.CalculateSize();
transform.localScale = new Vector3(size, size, size);
}