def __setupGravity(self):
base.particlesEnabled = True
base.enableParticles()
gravityFN = ForceNode('world-forces')
gravityFNP = render.attachNewNode(gravityFN)
gravityForce = LinearVectorForce(0, 0,
-6) #gravity acceleration ft/s^2
gravityFN.addForce(gravityForce)
base.physicsMgr.addLinearForce(gravityForce)
def __init__(self, name=None):
"""__init__(self)"""
if (name == None):
self.name = 'ForceGroup-%d' % ForceGroup.id
ForceGroup.id += 1
else:
self.name = name
self.node = ForceNode.ForceNode(self.name)
self.nodePath = NodePath(self.node)
self.fEnabled = 0
self.particleEffect = None
