frand
tx = frand() * 30.0f - 15.0f;
ty = frand() * 30.0f - 15.0f;
tz = frand() * 10.0f - 5.0f;
tx = frand() * 20.0f - 10.0f;
ty = frand() * 20.0f - 10.0f;
tz = frand() * 10.0f - 5.0f;
p->x = frand() * 30.0f - 15.0f;
p->y = frand() * 30.0f - 15.0f;
p->z = frand() * 5.0f;
p->r = frand() * 360.0f;
p->vx = frand() - 0.5f;
p->vy = frand() - 0.5f;
p->vz = frand() - 0.5f;
p->vr = (frand() - 0.5f) * 180.0f;
p->red = 0.1f + frand() * 0.2f;
p->blue = frand() * 0.05f;
p->green = 0.1f + frand() * 0.2f;
p->blue = frand() * 0.05f;
p->green = frand() * 0.05f;
p->blue = 0.1f + frand() * 0.2f;
p->red = 0.1f + frand() * 0.1f;
p->green = 0.05f + frand() * 0.1f;
p->red = 0.1f + frand() * 0.2f;
p->blue = 0.1f + frand() * 0.2f;
p->red = p->green = p->blue = 0.1f + frand() * 0.2f;
p->red = 0.1f + frand() * 0.2f;
p->green = 0.1f + frand() * 0.2f;
p->blue = 0.1f + frand() * 0.2f;