public void resurrect() {
for (int i = particles.size() - 1; i >= 0; i--) {
LingerParticle p = particles.get(i);
if (p.shouldDestroy()) {
particles.remove(i);
// create a new one to replace the old (or resurrect it?)
createParticle(640, 360);
}
}
}
public void birth() {
for (int i = particles.size() - 1; i >= 0; i--) {
LingerParticle p = particles.get(i);
if (p.isDead() && !p.hasBirthed) {
// create a new ones where the old one died
int numParticles = (int) (random(2, 4));
for (int j = 0; j < numParticles; j++) birthParticle(p);
p.hasBirthed = true;
}
if (p.shouldDestroy()) {
particles.remove(i);
}
}
}
public void birthParticle(LingerParticle p) {
if (p.lifetime >= 10) {
float angle = 0;
angle = random(-HALF_PI / 2, HALF_PI / 2); // random turns
// if ((int)(random(0,2))==0) angle = -HALF_PI; else angle = HALF_PI; //orthogonal turns
LingerParticle n =
(LingerParticle)
p.rotatedCopy(
p.pos,
1F + pRandom(-0.1F, 0.1F, 30),
angle,
0.7F + pRandom(-0.05F, 0.05F, 10),
p.color,
0.75F + pRandom(-0.15F, 0.15F, 20));
particles.add(n);
}
}
