public void AddExplosion(Vector2 location, Vector2 momentum, ParticleConfig config)
{
Rectangle rect = _explosionTileSheet.TileAt(0, 0);
Vector2 pieceLocation = location - new Vector2(rect.Width / 2, rect.Height / 2);
int piecesToGenerate = _rand.Next(config.MinPieceCount, config.MaxPieceCount + 1);
GeneratePieces(pieceLocation, momentum, piecesToGenerate, config);
int pointsToGenerate = _rand.Next(config.MinPointCount, config.MaxPointCount + 1);
GeneratePoints(pieceLocation, momentum, pointsToGenerate, config);
}
public void AddExplosion(Vector2 location, Vector2 momentum)
{
ParticleConfig config = new ParticleConfig
{
MinPointCount = 15,
MaxPointCount = 20,
MinPieceCount = 2,
MaxPieceCount = 4,
PieceSpeedScale = 6,
Duration = 90,
InitialColor = new Color(1, 3, 0, 0.5f),
FinalColor = new Color(1, 3, 0, 0)
};
AddExplosion(location, momentum, config);
}
public void AddLargeExplosion(Vector2 location)
{
ParticleConfig config = new ParticleConfig
{
MinPointCount = 15,
MaxPointCount = 20,
MinPieceCount = 4,
MaxPieceCount = 6,
PieceSpeedScale = 30,
Duration = 90,
InitialColor = new Color(1, 3, 0, 0.5f),
FinalColor = new Color(1, 3, 0, 0)
};
AddExplosion(location, Vector2.Zero, config);
}
private void GeneratePieces(Vector2 pieceLocation, Vector2 momentum, int piecesToGenerate, ParticleConfig config)
{
for (int i = 0; i < piecesToGenerate; i++)
{
Sprite s = _explosionTileSheet.SpriteAnimation();
Particle p = new Particle(s, Vector2.Zero, ExplosionMaxSpeed, config.Duration, config.InitialColor, config.FinalColor);
p.Location = pieceLocation;
p.Velocity = RandomDirection(config.PieceSpeedScale) + momentum;
_particles.Add(p);
}
}
private void GeneratePoints(Vector2 pointLocation, Vector2 momentum, int pointsToGenerate, ParticleConfig config)
{
int pointSpeedMin = (int)config.PieceSpeedScale * 2;
int pointSpeedMax = (int)config.PieceSpeedScale * 3;
for (int i = 0; i < pointsToGenerate; i++)
{
Sprite s = _particleTileSheet.SpriteAnimation();
Particle p = new Particle(s, Vector2.Zero, ExplosionMaxSpeed, config.Duration, config.InitialColor, config.FinalColor);
p.Location = pointLocation;
int pointSpeed = _rand.Next(pointSpeedMin, pointSpeedMax);
p.Velocity = RandomDirection(pointSpeed) + momentum;
_particles.Add(p);
}
}