public override void Mutate(Random random, ExecutionEnvironment.Arr <int> field, int mutations)
{
ExecutionEnvironment.Arr <int> f = field.Clone();
int validPositionCount = 0;
int pos = 0;
for (int x = 0; x < field.W; x++)
{
for (int y = 0; y < field.H; y++)
{
if (8 > f.SimilarNeighbors(x, y, IncludeFieldBorders))
{
f[pos] = -1;
validPositionCount++;
}
pos++;
}
}
mutations = Math.Min(mutations, validPositionCount);
for (int i = 0; i < mutations; i++)
{
field.Swap(f.FreePosition(random.Next(0, validPositionCount), -1), f.FreePosition(random.Next(0, validPositionCount), -1));
}
}
public override void Mutate(Random random, ExecutionEnvironment.Arr <int> field, int mutations)
{
for (int i = 0; i < mutations; i++)
{
ExecutionEnvironment.Arr <int> f = field.Clone();
int validPositionCount = 0;
int pos = 0;
for (int y = 0; y < field.H; y++)
{
for (int x = 0; x < field.W; x++)
{
if (8 > f.SimilarNeighbors(x, y, IncludeFieldBorders))
{
f[pos] = -1;
validPositionCount++;
}
pos++;
}
}
int steps = random.Next(1, validPositionCount);
int position = f.FreePosition(random.Next(0, validPositionCount), -1);
int xPos = position % field.W;
int yPos = position / field.W;
int processor = f[position];
for (int i2 = 0; i2 < steps; i2++)
{
f[position] = -1;
int next = f.NextPosition(random, processor, -1, xPos, yPos);
if (next == -1)
{
break;
}
field.Swap(position, next);
position = next;
}
}
}
