another dfs visual version

This commit is contained in:
Bibin Muttappillil 2022-10-14 12:52:46 +02:00
parent 1085220b67
commit 39684289b0
1 changed files with 11 additions and 17 deletions

View File

@ -3,33 +3,27 @@ from manim import *
class Main(Scene): class Main(Scene):
def construct(self): def construct(self):
# change
adj_list = [[1, 2], [0, 3], [0, 3], [1, 2, 4], [3]] adj_list = [[1, 2], [0, 3], [0, 3], [1, 2, 4], [3]]
vertices = [v for v, _ in enumerate(adj_list)]
edges = [(v, u) for v, neighs in enumerate(adj_list) for u in neighs]
adj_vis = Graph(vertices, edges, labels=True, layout='spring', vertex_config={"fill_color": WHITE, "fill_opacity": 0.5})
self.play(Create(adj_vis))
self.wait()
visited = [False for _ in adj_list] visited = [False for _ in adj_list]
print(adj_vis[0])
def dfs(v): def dfs(v):
self.play(Indicate(adj_vis[v]))
if visited[v]: if visited[v]:
return return
visited[v] = True visited[v] = True
self.play(ApplyMethod(adj_vis[v].set_opacity, 1.0))
for u in adj_list[v]: for u in adj_list[v]:
self.play(Indicate(adj_vis.edges[(v, u)]), Indicate(adj_vis.edges[(u, v)]))
dfs(u) dfs(u)
self.play(ApplyMethod(adj_vis[v].set_color, BLUE))
dfs(0) dfs(0)
vertices = [v for v, _ in enumerate(adj_list)]
edges = [(v, u) for v, neighs in enumerate(adj_list) for u in neighs]
adj_vis = Graph(vertices, edges, labels=True, layout='spring').move_to(3*LEFT)
code = Code(file_name="dfs-manim.py", language="python").move_to(3*RIGHT).scale(0.5)
#self.play(Create(adj_vis), Create(code))
#self.wait()
self.add(adj_vis, code)