public virtual void Update()
{
velocity += acceleration;
position += velocity;
acceleration *= 0;
}
public Firework(double x, double y, int size, Color color)
{
firework = new Particle(x, y, size, color);
lastPosition = new ParticleVector(x, y);
isBurntOut = false;;
}
public Particle(ParticleVector initialPosition, int size, Color color)
{
random = new Random();
position = new ParticleVector(initialPosition.X, initialPosition.Y);
velocity = new ParticleVector(y: random.Next(-12, -8));
acceleration = new ParticleVector();
this.size = size;
}
public Particle(double x, double y, int size, Color color)
{
random = new Random();
position = new ParticleVector(x, y);
velocity = new ParticleVector(0, random.Next(-12, -8));
acceleration = new ParticleVector(0, 0);
Color = color;
this.size = size;
}
public override void Update()
{
ParticleVector gravity;
gravity = new ParticleVector(y: 0.15);
firework.ApplyForce(gravity);
firework.Update();
if (firework.Velocity.Y >= 0)
{
isBurntOut = true;
}
}
public ExplosionParticle(Random randomSeed, ParticleVector initialPosition, int size, Color color) : base(initialPosition, size, color)
{
double randomX;
double randomY;
random = randomSeed;
position = new ParticleVector(initialPosition.X, initialPosition.Y);
randomX = Math.Cos(random.NextDouble() * (Math.PI * 2));
randomY = Math.Sin(random.NextDouble() * (Math.PI * 2));
velocity = new ParticleVector(randomX, randomY);
velocity *= random.Next(1, 6);
acceleration = new ParticleVector();
alpha = 255;
this.color = color;
this.size = size;
}
public void ApplyForce(ParticleVector force)
{
acceleration += force;
}