internal void SetType(ParticleType type)
{
Type = type;
Scale = Type.ScaleModifier.Random;
Angle = Type.AngleModifier.Random;
Alpha = Type.AlphaModifier.Random;
LifeMax = (int)Math.Round(Type.realLife.Random);
Life = 0;
LifePercent = 0;
if (Type.Mode == ParticleType.FrameMode.Random)
Frame = (int)Calc.Random.Next(Type.Sprite.Length);
else
Frame = 0;
if (Type.BlendWithTime)
Color = Type.Blend[0];
else
Color = Calc.Random.Choose(Type.Blend);
Velocity = new Angle(Type.Direction.Random, true).ToVector(Type.Speed.Random);
DrawScale = new Vector2(Type.ScaleX.Min, Type.ScaleY.Min) * Type.Size.Min * Scale;
DrawAngle = new Angle(Type.Angle.Min + Angle, true);
}
/// <summary>
/// Adds a particle to the system within a given radius.
/// </summary>
/// <param name="x">X center of the circle.</param>
/// <param name="y">Y center of the circle.</param>
/// <param name="radius">Radius of the circle.</param>
/// <param name="type">The type of particle to add.</param>
/// <param name="amount">The amount of particles to add.</param>
public void AddParticleCircle(float x, float y, float radius, ParticleType type, int amount = 1)
{
Vector2 vector = new Vector2();
for (int i = 0; i < amount; ++i)
{
vector = Calc.Random.NextAngle().ToVector(Calc.Random.NextFloat(radius));
AddParticle(x + vector.X, y + vector.Y, type);
}
}
public ParticleType SetStep(ParticleType type, int numParticles = 1, float chance = 1.0f)
{
StepParticle = type;
StepParticleAmount = numParticles;
StepParticleChance = chance;
return this;
}
public ParticleType SetDeath(ParticleType type, int numParticles = 1, float chance = 1.0f)
{
DeathParticle = type;
DeathParticleAmount = numParticles;
DeathParticleChance = chance;
return this;
}
public ParticleRecord(string name, string subtexture, SpriteRecord record)
{
TextureName = name;
SubtextureName = subtexture;
Record = record;
Type = new ParticleType();
}
/// <summary>
/// Adds a particle to the system.
/// </summary>
/// <param name="x">The x position to add the particle at.</param>
/// <param name="y">The y position to add the particle at.</param>
/// <param name="type">The type of particle to add.</param>
/// <param name="amount">The amount of particles to add.</param>
public void AddParticle(float x, float y, ParticleType type, int amount = 1)
{
for(int i = 0; i < amount; ++i)
AddParticle(x, y, type);
}
private void AddParticle(float x, float y, ParticleType type)
{
while (ParticlesActive >= MaxParticles)
RemoveParticle(0);
Particle particle = particles[ParticlesActive++];
particle.SetType(type);
particle.Position.X = x;
particle.Position.Y = y;
}