public void Update(ParticleSystem system, long delta)
{
timer -= delta;
if (timer <= 0)
{
timer = interval;
Particle p = system.GetNewParticle(this, 1000);
p.SetColor(1, 1, 1, 0.5f);
p.SetPosition(x, y);
p.SetSize(size);
float vx = (-0.02f + (MathUtils.Random() * 0.04f));
float vy = (-(MathUtils.Random() * 0.15f));
p.SetVelocity(vx, vy, 1.1f);
}
}
public bool UsePoints(ParticleSystem system)
{
return (this.usePoints == Particle.INHERIT_POINTS)
&& (system.UsePoints())
|| (this.usePoints == Particle.USE_POINTS);
}
public bool UsePoints(ParticleSystem system)
{
return false;
}
public void Update(ParticleSystem system, long delta)
{
this.engine = system;
if (!adjust) {
adjustx = 0;
adjusty = 0;
} else {
adjust = false;
}
if (updateImage) {
updateImage = false;
string name = (relativePath + imageName).Trim();
if (name.Length > 0) {
try {
image = LTextures.LoadTexture(name);
} catch (Exception e) {
image = null;
Log.Exception(e);
}
}
}
if ((wrapUp) || ((length.IsEnabled()) && (timeout < 0))
|| ((emitCount.IsEnabled() && (leftToEmit <= 0)))) {
if (particleCount == 0) {
completed = true;
}
}
particleCount = 0;
if (wrapUp) {
return;
}
if (length.IsEnabled()) {
if (timeout < 0) {
return;
}
timeout -= delta;
}
if (emitCount.IsEnabled()) {
if (leftToEmit <= 0) {
return;
}
}
nextSpawn -= delta;
if (nextSpawn < 0) {
nextSpawn = (int) spawnInterval.Random();
int count = (int) spawnCount.Random();
for (int i = 0; i < count; i++) {
Particle p = system.GetNewParticle(this, initialLife.Random());
p.SetSize(initialSize.Random());
p.SetPosition(x + xOffset.Random(), y + yOffset.Random());
p.SetVelocity(0, 0, 0);
float dist = initialDistance.Random();
float power = speed.Random();
if ((dist != 0) || (power != 0)) {
float s = spread.GetValue(0);
float ang = (s + angularOffset.GetValue(0) - (spread
.GetValue() / 2)) - 90;
float xa = MathUtils.Cos(MathUtils.ToRadians(ang)) * dist;
float ya = MathUtils.Sin(MathUtils.ToRadians(ang)) * dist;
p.AdjustPosition(xa, ya);
float xv = MathUtils.Cos(MathUtils.ToRadians(ang));
float yv = MathUtils.Sin(MathUtils.ToRadians(ang));
p.SetVelocity(xv, yv, power * 0.001f);
}
if (image != null) {
p.SetImage(image);
}
ColorRecord start = (ColorRecord) colors[0];
p.SetColor(start.col.r, start.col.g, start.col.b,
startAlpha.GetValue(0) / 255.0f);
p.SetUsePoint(usePoints);
p.SetOriented(useOriented);
if (emitCount.IsEnabled()) {
leftToEmit--;
if (leftToEmit <= 0) {
break;
}
}
}
}
}
public Particle(ParticleSystem engine)
{
this.engine = engine;
}
public void Reset(ParticleSystem system)
{
available.Clear();
for (int i = 0; i < particles.Length; i++)
{
available.Add(particles[i]);
}
}
public ParticlePool(ParticleSystem system, int maxParticles)
{
particles = new Particle[maxParticles];
available = new List<Particle>();
for (int i = 0; i < particles.Length; i++)
{
particles[i] = CreateParticle(system);
}
Reset(system);
}
protected internal static Particle CreateParticle(ParticleSystem system)
{
return new Particle(system);
}