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- import cv2
- import math
- import numpy as np
- import random
- stars = []
- w,h = 1920, 1080
- center = w/2,h/2
- while True:
- img = np.zeros((h,w,3),np.uint8)
- color = random.randint(0,255),random.randint(0,255),random.randint(0,255)
- stars.append((center[0]+160*random.random()-80, center[1]+90*random.random()-45, color, random.randint(1,5)))
- old_stars = stars
- stars = []
- for f in old_stars:
- distance = math.sqrt((f[0]-center[0])**2+(f[1]-center[1])**2)
- dx = 15*math.sin((f[0]-center[0])/distance)
- dy = 15*math.sin((f[1]-center[1])/distance)
- g = f[0]+dx, f[1]+dy,f[2], f[3]
- if distance < 2000: stars.append(g)
- for f in stars:
- cv2.circle(img,(int(f[0]),int(f[1])), f[3], f[2], thickness=-1)
- cv2.imshow('img', img)
- cv2.waitKey(1)
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