public Fractal2DByLSystem(
[NotNull] string startSystemСondition,
double rotateAngle,
[NotNull, ItemNotNull] IReadOnlyList <GenerativeRules> generativeRules)
{
_startSystemСondition = startSystemСondition ?? throw new Exception($"NotNull parameter {startSystemСondition} exception");
_generativeRules = generativeRules ?? throw new Exception($"NotNull parameter {generativeRules} exception");
_rotateAngle = GeometricExtensions.ToRadians(rotateAngle);
_state = null;
}
public IReadOnlyList <PointF> Points(int stepCount)
{
IReadOnlyList <PointF> points;
if (_state == null || stepCount != _state.StepCount)
{
points = GetNewPoints(stepCount);
_state = new _2SLSystemState(stepCount, points);
}
points = _state.Points;
if (_state.Equals(stepCount))
{
return(points);
}
_state = new _2SLSystemState(stepCount, points);
return(points);
}