#31/01/2024
from random import*
import time
# point au hasard sur un segment:
def pt_hasard(A,B):
t = random()
C = Point(A.x+t*(B.x-A.x),A.y+t*(B.y-A.y),is_visible=False)
return C
def motif(n,m):
for y in range (0,m):
for x in range(0,n):
L = []
r=0
A=pt_hasard(Point(x+r,y+r,is_visible=False),Point(x+1-r,y-r,is_visible=False))
B=pt_hasard(Point(x+1+r,y+r,is_visible=False),Point(x+1-r,y+1-r,is_visible=False))
C=pt_hasard(Point(x+1+r,y+1+r,is_visible=False),Point(x-r,y+1-r,is_visible=False))
D=pt_hasard(Point(x-r,y+1-r,is_visible=False),Point(x-r,y-r,is_visible=False))
coul=[[0,0,0],[1,1,1]]
L1=[Point(x,y,is_visible=False),A,D]
p1=Polygon(L1)
p1.opacity=1
p1.color=choice(coul)
p1.line_thickness=2
L2=[A,Point(x+1,y,is_visible=False),B]
p2=Polygon(L2)
p2.opacity=1
p2.color=choice(coul)
p2.line_thickness=2
L3=[B,Point(x+1,y+1,is_visible=False),C]
p3=Polygon(L3)
p3.opacity=1
p3.color=choice(coul)
p3.line_thickness=2
L4=[C,Point(x,y+1,is_visible=False),D]
p4=Polygon(L4)
p4.opacity=1
p4.color=choice(coul)
p4.line_thickness=2
L.append(A)
L.append(B)
L.append(C)
L.append(D)
p = Polygon(L)
p.opacity=1
p.color=[x/n,y/m,1-(x+y)/(m+n)]
p.line_thickness=0
time.sleep(0.001)
#Exécution:
n=10
m=10
# fond / background
A = Point(-1,-1,is_visible=False)
B = Point(n+1,-1,is_visible=False)
b = Polygon(A,B,4)
b.color = "black"
b.opacity = 1
motif(n,m)
