private void RenderLiveBitmap()
{
_bmpLive?.Dispose();
_bmpLive = new Bitmap(pictureBox1.Width, pictureBox1.Height);
using Graphics graphics = Graphics.FromImage(_bmpLive);
graphics.FillRectangle(_backgroundBrush, 0, 0, _bmpLive.Width, _bmpLive.Height);
foreach (var obstacle in Obstacles.Get())
{
graphics.FillRectangle(_obstacleBrush, obstacle.X, obstacle.Y, obstacle.Width, obstacle.Height);
}
graphics.FillEllipse(_goalBrush, _goal.X - 4, _goal.Y - 4, 8, 8);
foreach (var dotPosition in _population.GetDotPositions())
{
if (dotPosition.IsBest)
{
graphics.FillEllipse(_dotBrush, dotPosition.X - DotPosition.Radius, dotPosition.Y - DotPosition.Radius, DotPosition.Diameter, DotPosition.Diameter);
}
else
{
graphics.DrawEllipse(_dotPen, dotPosition.X - DotPosition.Radius, dotPosition.Y - DotPosition.Radius, DotPosition.Diameter, DotPosition.Diameter);
}
}
}
public void Update()
{
if (!_brain.HasDirections)
{
IsDead = true;
return;
}
var acceleration = _brain.GetNextDirection();
_velocity = _velocity.Add(acceleration);
while (_velocity.HasValue())
{
if (IsDead || _reachedGoal)
{
return;
}
if (!_brain.HasDirections && !_velocity.HasValue())
{
IsDead = true;
return;
}
var(velocityX, velocityY) = _velocity.GetNext();
_positionX += velocityX;
_positionY += velocityY;
if (DistanceToGoalSquared() <= DotPosition.Diameter)
{
_reachedGoal = true;
IsDead = true;
return;
}
var dotPosition = GetDotPosition();
foreach (var obstacle in Obstacles.Get().Where(obstacle => obstacle.Hits(dotPosition)))
{
_obstaclesHit++;
obstacle.UpdateVelocity(dotPosition, _velocity);
}
}
}