"""2025-03-11
Rotatio XXIV
Rotações de retângulos com grade e diversos níveis
png
Sketch,py5,CreativeCoding
"""
from collections import deque
import py5
from utils import helpers
from utils.draw import cria_grade_ex, gera_paleta
sketch = helpers.info_for_sketch(__file__, __doc__)
def rotatio(
paleta: list | deque,
rot: int,
rot_passo: int,
diametro: float,
larg: float,
alt: float,
xc: float,
yc: float,
razao_larg_alt: float,
voltas: float,
passo: float,
) -> py5.Py5Graphics:
pg = py5.create_graphics(larg, alt, py5.P3D)
pg.rect_mode(py5.CENTER)
pg.ellipse_mode(py5.CENTER)
direcao = 1
tamanho_paleta = len(paleta)
angulo_final = voltas * 360
with pg.begin_draw():
pg.no_stroke()
for idx, profundidade in enumerate(range(-50, -10, 10), 1):
with pg.push_matrix():
pg.translate(xc, yc, profundidade)
idx = 0
razao_larg_alt_ = razao_larg_alt * (1 + (idx / 10))
while diametro > 5:
if idx and idx % tamanho_paleta == 0:
direcao *= -1
rot += rot_passo
angulo = 0
cor = paleta[tamanho_paleta // 2]
paleta.rotate(direcao)
pg.fill(cor)
while angulo < angulo_final:
pg.rotate_z(py5.radians(rot))
altura = diametro * razao_larg_alt_
pg.rect(0, 0, diametro, altura)
angulo += abs(rot)
idx += 1
diametro *= passo
return pg
def setup():
py5.size(helpers.LARGURA, helpers.ALTURA, py5.P3D)
py5.background(0)
py5.color_mode(py5.HSB, 360, 100, 100)
py5.rect_mode(py5.CORNER)
py5.blend_mode(py5.BLEND)
alt = 80
larg = 80
grade = cria_grade_ex(py5.width, py5.height, 0, 0, alt, larg, False)
paleta = gera_paleta("Navy-Orange", True)
rot = py5.random_gaussian(42, 5)
rot_passo = py5.random_gaussian(-5, 2)
razao_larg_alt = py5.random(0.4, 0.6)
voltas = py5.random_int(3, 8)
passo = py5.random(0.75, 0.90)
diametro = 1400
idt = 0
for idx, x, idy, y in grade:
if (idx + idy % 2) == 0:
paleta.rotate()
xf = x + larg
yf = y + alt
params = [
paleta,
rot,
rot_passo,
diametro,
py5.width,
py5.height,
400,
400,
razao_larg_alt,
voltas,
passo,
]
with py5.push_matrix():
py5.translate(0, 0, -40)
with py5.push_style():
img_array = rotatio(*params).get_np_pixels()[y:yf, x:xf]
image = py5.create_image_from_numpy(img_array)
py5.image(image, x, y, larg, alt)
with py5.push_style():
py5.stroke("#222")
py5.stroke_weight(3)
py5.no_fill()
py5.rect(x, y, larg, alt)
idt += 1
helpers.write_legend(sketch=sketch, frame="#000", cor="#FFF")
def key_pressed():
key = py5.key
if key == " ":
save_and_close()
def save_and_close():
py5.no_loop()
helpers.save_sketch_image(sketch)
py5.exit_sketch()
if __name__ == "__main__":
py5.run_sketch()