private List <Vector2> GetParticalWayTo(Partical partical, Vector2 destination)
{
List <Vector2> way = new List <Vector2>();
way.Add(new Vector2(partical.rect.X, partical.rect.Y));
Vector2 node;
while (true)
{
node = way[way.Count - 1];
if (partical.SimulateGoTo(node, destination, out node))
{
way.Add(node);
}
else
{
break;
}
}
return(way);
}
private void AddDestinationAndAvoidHoles(Partical partical, Vector2 startingPoint)
{
while (true)
{
Vector2 randomDestination = GetRandomDestination(startingPoint);
bool intersects = false;
foreach (Vector2 node in GetParticalWayTo(partical, randomDestination))
{
Rectangle particalRect = new Rectangle((int)node.X, (int)node.Y, partical.rect.Width, partical.rect.Height);
intersects = CheckForParticalCollision(particalRect);
if (intersects)
{
break;
}
}
if (!intersects)
{
partical.destinationsList.Add(randomDestination);
break;
}
}
}
public ParticalManager(ParticalsMovement particalsMovement, int maxParticals, Rectangle rect, Vector2 particalSize, int randomParticalSize, int speed, Color color, Color randomColor, int opacity, int randomOpacity)
{
this.rect = rect;
this.particalsMovement = particalsMovement;
snakes = new Partical[maxParticals];
int randomColorR = 0;
int randomColorG = 0;
int randomColorB = 0;
if (color.R > randomColor.R)
{
randomColorR = randomColor.R - color.R;
}
if (color.R < randomColor.R)
{
randomColorR = randomColor.R - color.R;
}
if (color.G > randomColor.G)
{
randomColorG = randomColor.G - color.G;
}
if (color.G < randomColor.G)
{
randomColorG = randomColor.G - color.G;
}
if (color.B > randomColor.B)
{
randomColorB = randomColor.B - color.B;
}
if (color.B < randomColor.B)
{
randomColorB = randomColor.B - color.B;
}
for (int i = 0; i < snakes.Length; i++)
{
int randomSize;
if (randomParticalSize < 0)
{
randomSize = random.Next(randomParticalSize * -1);
randomParticalSize *= -1;
}
else
{
randomSize = random.Next(randomParticalSize);
}
Vector2 startingPoint = new Vector2(rect.X + random.Next(rect.Width), rect.Y + random.Next(rect.Height));
snakes[i] = new Partical(new Rectangle((int)startingPoint.X, (int)startingPoint.Y, (int)particalSize.X + randomSize, (int)particalSize.Y + randomSize), speed, new Color(color.R + RandomColor(randomColorR), color.G + RandomColor(randomColorG), color.B + RandomColor(randomColorB)), (opacity + random.Next(randomOpacity)) / 100f);//i, 255, i //random.Next(70) / 100f);
switch (particalsMovement)
{
case ParticalsMovement.xy:
snakes[i].destinationsList.Add(new Vector2(rect.X + random.Next(rect.Width), rect.Y + random.Next(rect.Height)));
snakes[i].destinationsList.Add(new Vector2(rect.X + random.Next(rect.Width), rect.Y + random.Next(rect.Height)));
snakes[i].destinationsList.Add(startingPoint);
break;
case ParticalsMovement.y:
snakes[i].destinationsList.Add(new Vector2(startingPoint.X, rect.Y + random.Next(rect.Height)));
snakes[i].destinationsList.Add(new Vector2(startingPoint.X, rect.Y + random.Next(rect.Height)));
snakes[i].destinationsList.Add(startingPoint);
break;
case ParticalsMovement.x:
snakes[i].destinationsList.Add(new Vector2(rect.X + random.Next(rect.Width), startingPoint.Y));
snakes[i].destinationsList.Add(new Vector2(rect.X + random.Next(rect.Width), startingPoint.Y));
snakes[i].destinationsList.Add(startingPoint);
break;
}
}
}