sketch-a-day/2020/sketch_200105a/sketch_200105a.pyde

64 wiersze
1.7 KiB
Python

from random import shuffle
from collections import namedtuple
Ponto = namedtuple('Ponto', 'x y size')
pontos_ini, pontos_fim = [], []
a = 0 # animation control
def setup():
global ini, fim
size(400, 400)
colorMode(HSB)
ini = draw_text('SP', 200, 250, text_size=140)
pontos_ini[:] = set_points(ini, shuffle_points=True)
print(len(pontos_ini))
fim = draw_text('PCD', 200, 100,text_size=100)
pontos_fim[:] = set_points(fim, shuffle_points=True)
print(len(pontos_fim))
def draw_text(txt, x, y, text_size=120):
img = createGraphics(width, height)
img.beginDraw()
img.textAlign(CENTER, CENTER)
img.textSize(text_size)
img.text(txt, x, y)
img.endDraw()
return img
def draw():
global a
background(100)
for a in range(0, 256, 10):
t = map(a, 0, 256, -.2, 1.2)
for p0, p1 in zip(pontos_ini, pontos_fim):
p_x, p_y = lerp(p0.x, p1.x, t), lerp(p0.y, p1.y, t)
p_size = lerp(p0.size, p1.size, t)
stroke(a, 255, 255, 100)
noFill()
square(p_x, p_y, p_size)
def set_points(p_graphics, bg_points=False, shuffle_points=True):
pontos = []
step = 4
i = 0
for y in range(0, width, step):
for x in range(0, width, step):
bc = p_graphics.get(x, y)
if bc != 0:
pontos.append(Ponto(x, y, random(5, 10)))
else:
if bg_points:
pontos.append(Ponto(x, y, random(1, 5)))
if shuffle_points:
shuffle(pontos)
return pontos
def keyPressed():
if key == 's':
saveFrame("s####.png")