def explode(self):
def emitter(t):
while True:
dx = 2.*random.random()-1.
dy = 2.*random.random()-1.
dz = 2.*random.random()-1.
r = dx*dx+dy*dy+dz*dz
if r < 1.0 and r>0.5:
d = (dx,dy,dz)
return self._pos - (dx*3,dy*3,dz*3), d
p = ParticleGenerator("billboard","particle4.png")
p.setEmitter(emitter)
p.setEvolveTime(1)
p.setAcceleration(0)
p.setSpawnSpeed(100)
p.setEasing(0.5,0.8,0,0.5,0.5)
p.setMode("ONCE")
self._scene.getParticleManager().manageGenerator(p)
self.close(self.DESTROYED)
def explode(self):
self.destroy()
p = ParticleGenerator("billboard","particle3.png")
p.setPosition(self._pos)
p.setEvolveTime(0.5)
p.setAcceleration(0)
p.setSpawnSpeed(100)
p.setMode("ONCE")
self._scene.getParticleManager().manageGenerator(p)
