sketch-a-day/s175/s175.pyde

96 wiersze
2.7 KiB
Python

# Alexandre B A Villares - https://abav.lugaralgum.com/sketch-a-day
# s175 180622
from random import choice
from gif_export_wrapper import *
add_library('gifAnimation')
GRID_SIZE = 40
SKETCH_NAME = "s175"
OUTPUT = ".gif"
def setup():
size(500, 500)
print_text_for_readme(SKETCH_NAME, OUTPUT)
border = 25
spacing = (width - border * 2) / GRID_SIZE
Node.spacing = spacing
for x in range(GRID_SIZE):
for y in range(GRID_SIZE):
Node.nodes.append(Node(border + spacing / 2 + x * spacing,
border + spacing / 2 + y * spacing))
for node in Node.nodes:
node.set_nbs()
Node.nodes[0].current = True
def draw():
background(100)
for node in Node.nodes:
node.plot_links()
node.update()
if frameCount % 2:
gif_export(GifMaker, filename=SKETCH_NAME)
class Node():
nodes = []
def __init__(self, x, y):
self.x = x
self.y = y
self.visited = False
self.current = False
self.links = []
def plot_links(self):
for node in self.links:
stroke(255)
strokeWeight(5)
line(node.x, node.y, self.x, self.y)
def set_nbs(self):
self.nbs, self.unvisited_nbs = [], []
for node in Node.nodes:
if node != self and dist(node.x, node.y,
self.x, self.y) <= Node.spacing:
self.nbs.append(node)
self.unvisited_nbs.append(node)
def set_unvisited_nbs(self):
self.unvisited_nbs = [node for node in self.nbs
if not node.visited]
def update(self):
self.set_unvisited_nbs()
if self.current:
self.visited = True
if self.unvisited_nbs:
rnd_choice = choice(self.unvisited_nbs)
self.links.append(rnd_choice)
self.current = False
rnd_choice.current = True
rnd_choice.visited = True
else:
branch_nodes = [node for node in Node.nodes
if node.visited and node.unvisited_nbs]
if branch_nodes:
print(len(branch_nodes))
rnd_choice = choice(branch_nodes)
self.current = False
rnd_choice.current = True
else:
print("finished")
gif_export(GifMaker, finish=True)
def print_text_for_readme(name, output):
println("""
![{0}]({0}/{0}{2})
{1}: [code](https://github.com/villares/sketch-a-day/tree/master/{0}) [[Py.Processing](https://villares.github.io/como-instalar-o-processing-modo-python/index-EN)]
""".format(name, name[1:], output)
)