def random_vortex():
a = settings.get_uniform('a')
b = settings.get_uniform('b')
# theta_step = settings['delta-theta']
theta_step = settings['delta-theta'] / a
# z_step = settings['delta-z']
z_step = settings['delta-z'] / a
return Vortex(a, b, theta_step, z_step)
def __init__(self, lifetime, vortex):
self.lifetime = lifetime
self.vortex = vortex
self.age = 0
c = settings.get_uniform('particle-color-range')
self.color = [c, 0.8, 0.3, 0.65]
def __init__(self):
lifetime = randint(300, 500) # 400, 600
vortex = Vortex.random_vortex()
BaseItem.__init__(self, lifetime, vortex)
c = [settings.get_uniform('particle-red-range'), \
settings.get_uniform('particle-green-range'), \
settings.get_uniform('particle-blue-range'), \
settings['particle-transparency']]
self.color = c
# set transform for z to be 1 above floor
self.transforms = [[0.,0.,1.],[0.,0.,0.],1.]
self.pos = [0.,0.,0.]
RandPlay()
def random_vortex():
a = settings.get_uniform("a")
b = settings.get_uniform("b")
dr = settings["delta-theta"]
dz = settings["delta-z"]
return Vortex(a, b, dr, dz)
def random_strip(steps):
vortex = Vortex.random_vortex()
height = settings.get_uniform("height")
points = list(Vortex.strip_generator(steps, vortex, height))
coords = list(Vortex.texcoord_generator(len(points)))
return points, coords
def __init__(self, lifetime, vortex):
BaseParticle.__init__(self, lifetime, vortex)
c = settings.get_uniform('particle-color-range')
self.color = [c, 0.8, 0.3, 0.65]