public void Mutate(IDnaDrawing drawing)
{
if (Tools.WillMutate(Settings.ActiveRedMutationRate))
{
Red = Tools.GetRandomNumber(Settings.ActiveRedRangeMin, Settings.ActiveRedRangeMax);
drawing.SetDirty();
}
if (Tools.WillMutate(Settings.ActiveGreenMutationRate))
{
Green = Tools.GetRandomNumber(Settings.ActiveGreenRangeMin, Settings.ActiveGreenRangeMax);
drawing.SetDirty();
}
if (Tools.WillMutate(Settings.ActiveBlueMutationRate))
{
Blue = Tools.GetRandomNumber(Settings.ActiveBlueRangeMin, Settings.ActiveBlueRangeMax);
drawing.SetDirty();
}
if (Tools.WillMutate(Settings.ActiveAlphaMutationRate))
{
Alpha = Tools.GetRandomNumber(Settings.ActiveAlphaRangeMin, Settings.ActiveAlphaRangeMax);
drawing.SetDirty();
}
}
public void Mutate(IDnaDrawing drawing)
{
if (Tools.WillMutate(Settings.ActiveMovePointMaxMutationRate))
{
X = Tools.GetRandomNumber(0, Tools.MaxWidth);
Y = Tools.GetRandomNumber(0, Tools.MaxHeight);
drawing.SetDirty();
}
if (Tools.WillMutate(Settings.ActiveMovePointMidMutationRate))
{
X =
Math.Min(
Math.Max(0,
X +
Tools.GetRandomNumber(-Settings.ActiveMovePointRangeMid,
Settings.ActiveMovePointRangeMid)), Tools.MaxWidth);
Y =
Math.Min(
Math.Max(0,
Y +
Tools.GetRandomNumber(-Settings.ActiveMovePointRangeMid,
Settings.ActiveMovePointRangeMid)), Tools.MaxHeight);
drawing.SetDirty();
}
if (Tools.WillMutate(Settings.ActiveMovePointMinMutationRate))
{
X =
Math.Min(
Math.Max(0,
X +
Tools.GetRandomNumber(-Settings.ActiveMovePointRangeMin,
Settings.ActiveMovePointRangeMin)), Tools.MaxWidth);
Y =
Math.Min(
Math.Max(0,
Y +
Tools.GetRandomNumber(-Settings.ActiveMovePointRangeMin,
Settings.ActiveMovePointRangeMin)), Tools.MaxHeight);
drawing.SetDirty();
}
}
private void RemovePoint(IDnaDrawing drawing)
{
if (Points.Count > Settings.ActivePointsPerPolygonMin)
{
if (drawing.PointCount > Settings.ActivePointsMin)
{
int index = Tools.GetRandomNumber(0, Points.Count);
Points.RemoveAt(index);
drawing.SetDirty();
}
}
}
private void AddPoint(IDnaDrawing drawing)
{
if (Points.Count < Settings.ActivePointsPerPolygonMax)
{
if (drawing.PointCount < Settings.ActivePointsMax)
{
var newPoint = new DnaPoint();
int index = Tools.GetRandomNumber(1, Points.Count - 1);
DnaPoint prev = Points[index - 1];
DnaPoint next = Points[index];
newPoint.X = (prev.X + next.X) / 2;
newPoint.Y = (prev.Y + next.Y) / 2;
Points.Insert(index, newPoint);
drawing.SetDirty();
}
}
}