advanced-python-homework-2023/time_execution/mandelbrot.py
2023-10-13 00:25:35 +03:00

82 lines
2.6 KiB
Python

def linspace(start, stop, n):
if n == 1:
yield stop
return
h = (stop - start) / (n - 1)
for i in range(n):
yield start + h * i
def mandelbrot_1(pmin = -2.5, pmax= 1.5, qmin = -2, qmax= 2,
ppoints = 200, qpoints = 200, max_iterations = 300, infinity_border = 100):
image = [[0 for i in range(qpoints)] for j in range(ppoints)]
for ip, p in enumerate(linspace(pmin, pmax, ppoints)):
for iq, q in enumerate(linspace(qmin, qmax, qpoints)):
c = p + 1j * q
z = 0
for k in range(max_iterations):
z = z ** 2 + c
if abs(z) > infinity_border:
image[ip][iq] = 1
break
return image
def linspace(start, stop, n):
if n == 1:
yield stop
return
h = (stop - start) / (n - 1)
for i in range(n):
yield start + h * i
def mandelbrot_2(pmin: float = -2.5, pmax: float = 1.5, qmin: float = -2, qmax: float = 2,
ppoints: int = 200, qpoints: int = 200, max_iterations: int = 300, infinity_border: float = 100) -> list[list[int]]:
image: list[list[int]] = [[0 for i in range(qpoints)] for j in range(ppoints)]
for ip, p in enumerate(linspace(pmin, pmax, ppoints)):
for iq, q in enumerate(linspace(qmin, qmax, qpoints)):
c: complex = p + 1j * q
z: complex = 0
for k in range(max_iterations):
z = z ** 2 + c
if abs(z) > infinity_border:
image[ip][iq] = 1
break
return image
import numpy as np
def mandelbrot_3(pmin = -2.5, pmax = 1.5, qmin = -2, qmax = 2,
ppoints = 200, qpoints = 200, max_iterations = 300, infinity_border= 100):
image = np.zeros((ppoints, qpoints))
for ip, p in enumerate(np.linspace(pmin, pmax, ppoints)):
for iq, q in enumerate(np.linspace(qmin, qmax, qpoints)):
c = p + 1j * q
z = 0
for k in range(max_iterations):
z = z ** 2 + c
if abs(z) > infinity_border:
image[ip, iq] = 1
break
return image
import time
if __name__ == '__main__':
tic = time.perf_counter_ns()
image = mandelbrot_1()
toc = time.perf_counter_ns()
print((toc - tic)/1_000_000_000, "s - checked_1")
tic = time.perf_counter_ns()
image = mandelbrot_2()
toc = time.perf_counter_ns()
print((toc - tic)/1_000_000_000, "s - checked_2")
tic = time.perf_counter_ns()
image = mandelbrot_3()
toc = time.perf_counter_ns()
print((toc - tic)/1_000_000_000, "s - checked_3")