from c4d import *
import math
import random
#strange attractor for Py4D by smart-page.net

particles = 10000

tps = []


def create_particles():
    for x in xrange(0, particles):
        p = TParticle(doc)
        tps.append(p)
        p.set_life(BaseTime(10000))

def main():

    global tp
    global doc
    global res
    
    frame = doc.get_time().get_frame(doc.get_fps())
      
    _a = 2.24
    _b = 0.43
    _c = -0.65
    _d = -2.43
    _e = 1.0
    cx = 1
    cy = 1
    cz = 1
    mx = 0
    my = 0
    mz = 0  
    
    if frame==0:
        tp.free_all_particles()

    if frame==1:
        create_particles()    
        for i, myvertice in enumerate(tp.get_particles()):
           mx = math.sin(_a*cy)-cz*math.cos(_b*cx)
           my = cz*math.sin(_c*cx)-math.cos(_d*cy)
           mz = _e*math.sin(cx)
           cx = mx
           cy = my
           cz = mz
           v = Vector()
           v.x=mx*50
           v.y=my*50
           v.z=mz*50
           myvertice.set_pos(v)