advent-of-code/2021/python/anim.py
2022-12-09 18:03:06 -05:00

50 lines
1.4 KiB
Python

from matrix import get_size, pmx
import imageio
import matplotlib.pyplot as plt
import numpy as np
from copy import deepcopy
class Animate:
def __init__(self, mx, day="CHANGEME"):
self.mx= mx
_size = get_size(mx)
self.height = _size[0]
self.width = _size[1]
self.day = day
self.frames = [deepcopy(mx)]
def add_frame(self, frame):
self.frames.append(deepcopy(frame))
def print(self):
for f in self.frames:
pmx(f)
print("-")
def animate(self, save=False, or_frames=False):
last_file = 0
for f_idx, frame in enumerate(self.frames):
current = np.zeros_like(self.mx)
for y, row in enumerate(frame):
for x, col in enumerate(row):
current[y][x] = frame[y][x]
pmx(current)
fig, ax = plt.subplots()
ax.imshow(current, cmap=plt.cm.gray)
ax.axis("off")
if save:
plt.savefig(f"{self.day}/{f_idx:03}.png")
plt.close()
with imageio.get_writer(f"{self.day}/day{self.day}.gif", mode="I") as writer:
names = [f"{self.day}/{x:03}.png" for x in range(len(self.frames))]
for filename in names:
try:
image = imageio.imread(filename)
writer.append_data(image)
except FileNotFoundError:
pass