// select function by Roulette
public static GAObject[] RouletteSelector(GAObject[] pGAObject, float pDyingRate, Type pGAObjectType)
{
int nowLength = (int)(pGAObject.Length * pDyingRate);
if (nowLength == pGAObject.Length && nowLength != 0)
{
nowLength--;
}
GAObject[] nowObject = new GAObject[nowLength];
int index = 0;
int RSIndex = UnityEngine.Random.Range(0, pGAObject.Length);
float maxfitness = -1.0f;
float minfitness = 999.0f;
for (int i = 0; i < pGAObject.Length; i++)
{
if (pGAObject [i].mfitness > maxfitness)
{
maxfitness = pGAObject [i].mfitness;
}
if (pGAObject [i].mfitness < minfitness)
{
minfitness = pGAObject [i].mfitness;
}
}
List <int> succeedIndex = new List <int> ();
while (index < nowLength)
{
if (succeedIndex.Contains(RSIndex))
{
RSIndex++;
RSIndex = RSIndex % pGAObject.Length;
continue;
}
float trate = (pGAObject [RSIndex].mfitness - minfitness) / (maxfitness - minfitness);
if (UnityEngine.Random.Range(0.0f, 1.0f) < trate)
{
nowObject [index++] = pGAObject [RSIndex];
succeedIndex.Add(RSIndex);
RSIndex++;
RSIndex = RSIndex % pGAObject.Length;
}
else
{
RSIndex++;
RSIndex = RSIndex % pGAObject.Length;
}
}
//Debug.Log (s);
return(nowObject);
}
// add a object new
public void Add(SimpleAI pSimpleAI)
{
GAObject[] tGAObjects = new GAObject[mGAObjectSet.Length + 1];
SimpleAI[] tSimpleAIs = new SimpleAI[mRTObjectSet.Length + 1];
for (int i = 0; i < mGAObjectSet.Length; i++)
{
tGAObjects [i] = mGAObjectSet [i];
tSimpleAIs [i] = mRTObjectSet [i];
}
tGAObjects [tGAObjects.Length - 1] = pSimpleAI.mCharacter;
tSimpleAIs [tGAObjects.Length - 1] = pSimpleAI;
mGAObjectSet = tGAObjects;
mRTObjectSet = tSimpleAIs;
}
// destroy a AI should be delete in GAPopulation
public void Delete(SimpleAI pSimpleAI)
{
GAObject[] tGAObjects = new GAObject[mGAObjectSet.Length - 1];
SimpleAI[] tSimpleAIs = new SimpleAI[mRTObjectSet.Length - 1];
int index = 0;
for (int i = 0; i < mGAObjectSet.Length; i++)
{
if (mRTObjectSet [i] == pSimpleAI)
{
continue;
}
tGAObjects [index] = mGAObjectSet [i];
tSimpleAIs [index] = mRTObjectSet [i];
index++;
}
mGAObjectSet = tGAObjects;
mRTObjectSet = tSimpleAIs;
// Debug.Log (mRTObjectSet.Length);
}
// breed by single point insert
public static GAObject[] SinglePointInsertBreedor(GAObject[] pGAObject, float pIncreseseRate, Type pGAObjectType)
{
int nowLength = (int)(pGAObject.Length * pIncreseseRate);
if (nowLength % 2 == 1)
{
nowLength++;
}
GAObject[] nowObject = new GAObject[nowLength];
for (int i = 0; i < nowLength; i++)
{
nowObject [i] = (GAObject)pGAObjectType.Assembly.CreateInstance(pGAObjectType.FullName);
}
int index = 0;
while (index < nowLength)
{
GAObject mother = pGAObject[UnityEngine.Random.Range(0, pGAObject.Length)];
GAObject father = pGAObject[UnityEngine.Random.Range(0, pGAObject.Length)];
bool[] bitbunch1 = new bool[mother.mbitbunch.Length];
bool[] bitbunch2 = new bool[father.mbitbunch.Length];
for (int i = 0; i < bitbunch1.Length; i++)
{
if (i < bitbunch1.Length / 2)
{
bitbunch1 [i] = mother.mbitbunch [i];
bitbunch2 [i] = father.mbitbunch [i];
}
else
{
bitbunch1 [i] = father.mbitbunch [i];
bitbunch2 [i] = mother.mbitbunch [i];
}
}
nowObject [index].mbitbunch = bitbunch1;
nowObject [index + 1].mbitbunch = bitbunch2;
index = index + 2;
}
return(nowObject);
}
