()
| 44 | machine_time += 1 |
| 45 | |
| 46 | def pull(): |
| 47 | global buffer_space, params_space, machine_time, \ |
| 48 | K, m, t |
| 49 | |
| 50 | # PRNG (Xorshift by George Marsaglia) |
| 51 | def xorshift(X, Y): |
| 52 | X ^= Y >> 13 |
| 53 | Y ^= X << 17 |
| 54 | X ^= Y >> 5 |
| 55 | return X |
| 56 | |
| 57 | # Choosing Dynamical Systems (Increment) |
| 58 | key = machine_time % m |
| 59 | |
| 60 | # Evolution (Time Length) |
| 61 | for i in range(0, t): |
| 62 | # Variables (Position + Parameters) |
| 63 | r = params_space[key] |
| 64 | value = buffer_space[key] |
| 65 | |
| 66 | # Modification (Transition Function) - Flow |
| 67 | buffer_space[key] = \ |
| 68 | round(float(r * value * (1 - value)), 10) |
| 69 | params_space[key] = \ |
| 70 | (machine_time * 0.01 + r * 1.01) % 1 + 3 |
| 71 | |
| 72 | # Choosing Chaotic Data |
| 73 | X = int(buffer_space[(key + 2) % m] * (10 ** 10)) |
| 74 | Y = int(buffer_space[(key - 2) % m] * (10 ** 10)) |
| 75 | |
| 76 | # Machine Time |
| 77 | machine_time += 1 |
| 78 | |
| 79 | return xorshift(X, Y) % 0xFFFFFFFF |
| 80 | |
| 81 | def reset(): |
| 82 | global buffer_space, params_space, machine_time, \ |
no test coverage detected