Alexandre B A Villares 2019-02-06 22:49:06 -02:00
rodzic 1f1cc43ec8
commit 6566789ffa
19 zmienionych plików z 321 dodań i 10 usunięć

Wyświetl plik

@ -28,22 +28,22 @@ def half_circle(x, y, radius, quadrant):
def circle_arc(x, y, radius, start_ang, sweep_ang):
arc(x, y, radius * 2, radius * 2, start_ang, start_ang + sweep_ang)
def poly_arc(x, y, radius, start_ang, sweep_ang, num_points=2):
angle = sweep_ang / int(num_points)
a = start_ang
with beginShape():
with beginShape():
while a <= start_ang + sweep_ang:
sx = x + cos(a) * radius
sy = y + sin(a) * radius
vertex(sx, sy)
a += angle
def arc_poly(x, y, d, _, start_ang, end_ang, num_points=5):
sweep_ang = end_ang - start_ang
angle = sweep_ang / int(num_points)
a = start_ang
with beginShape():
with beginShape():
while a <= end_ang:
sx = x + cos(a) * d / 2
sy = y + sin(a) * d / 2
@ -102,5 +102,5 @@ def var_bar(p1x, p1y, p2x, p2y, r1, r2=None):
arc(d, 0, r2 * 2, r2 * 2,
beta - PI, PI - beta)
else:
ellipse(x1, y1, r1*2, r1*2)
ellipse(x2, y2, r2*2, r2*2)
ellipse(p1x, p1y, r1 * 2, r1 * 2)
ellipse(p2y, p2x, r2 * 2, r2 * 2)

Plik binarny nie jest wyświetlany.

Po

Szerokość:  |  Wysokość:  |  Rozmiar: 1.6 MiB

Wyświetl plik

@ -32,9 +32,9 @@ def setup():
def keyPressed():
global save_frames
if key == 's':
saveFrame("####.png")
# save_frames = not save_frames
# print "Saving "+repr(save_frames)
# saveFrame("####.png")
save_frames = not save_frames
print "Saving "+repr(save_frames)
if key == 'r':
make_nodes_point(desenho_atual)
if key == 'n':
@ -90,6 +90,7 @@ def draw():
desenho = desenho_atual
if not mousePressed:
make_nodes_point(outro_desenho)
print("will reset")
else:
outro_desenho[:] = cp.deepcopy(desenho_inicial)
@ -117,7 +118,7 @@ def draw():
var_bar(node.x, node.y, other.x, other.y,
node.t_size, node.s_weight * 5)
if save_frames and fc % 2:
if save_frames and frameCount % 10 == 0:
saveFrame("####.tga")

Plik binarny nie jest wyświetlany.

Po

Szerokość:  |  Wysokość:  |  Rozmiar: 56 KiB

Plik binarny nie jest wyświetlany.

Po

Szerokość:  |  Wysokość:  |  Rozmiar: 69 KiB

Plik binarny nie jest wyświetlany.

Po

Szerokość:  |  Wysokość:  |  Rozmiar: 64 KiB

Plik binarny nie jest wyświetlany.

Po

Szerokość:  |  Wysokość:  |  Rozmiar: 59 KiB

Plik binarny nie jest wyświetlany.

Po

Szerokość:  |  Wysokość:  |  Rozmiar: 64 KiB

Plik binarny nie jest wyświetlany.

Po

Szerokość:  |  Wysokość:  |  Rozmiar: 68 KiB

Plik binarny nie jest wyświetlany.

Po

Szerokość:  |  Wysokość:  |  Rozmiar: 70 KiB

Plik binarny nie jest wyświetlany.

Po

Szerokość:  |  Wysokość:  |  Rozmiar: 57 KiB

Plik binarny nie jest wyświetlany.

Po

Szerokość:  |  Wysokość:  |  Rozmiar: 68 KiB

Plik binarny nie jest wyświetlany.

Po

Szerokość:  |  Wysokość:  |  Rozmiar: 66 KiB

Plik binarny nie jest wyświetlany.

Po

Szerokość:  |  Wysokość:  |  Rozmiar: 64 KiB

Plik binarny nie jest wyświetlany.

Po

Szerokość:  |  Wysokość:  |  Rozmiar: 61 KiB

Plik binarny nie jest wyświetlany.

Po

Szerokość:  |  Wysokość:  |  Rozmiar: 57 KiB

Wyświetl plik

@ -0,0 +1,106 @@
# -*- coding: utf-8 -*-
ROTATION = {0: 0,
BOTTOM: 0,
DOWN: 0,
1: HALF_PI,
LEFT: HALF_PI,
2: PI,
TOP: PI,
UP: PI,
3: PI + HALF_PI,
RIGHT: PI + HALF_PI,
BOTTOM + RIGHT: 0,
DOWN + RIGHT: 0,
DOWN + LEFT: HALF_PI,
BOTTOM + LEFT: HALF_PI,
TOP + LEFT: PI,
UP + LEFT: PI,
TOP + RIGHT: PI + HALF_PI,
UP + RIGHT: PI + HALF_PI,
}
def quarter_circle(x, y, radius, quadrant):
circle_arc(x, y, radius, ROTATION[quadrant], HALF_PI)
def half_circle(x, y, radius, quadrant):
circle_arc(x, y, radius, ROTATION[quadrant], PI)
def circle_arc(x, y, radius, start_ang, sweep_ang):
arc(x, y, radius * 2, radius * 2, start_ang, start_ang + sweep_ang)
def poly_arc(x, y, radius, start_ang, sweep_ang, num_points=2):
angle = sweep_ang / int(num_points)
a = start_ang
with beginShape():
while a <= start_ang + sweep_ang:
sx = x + cos(a) * radius
sy = y + sin(a) * radius
vertex(sx, sy)
a += angle
def arc_poly(x, y, d, _, start_ang, end_ang, num_points=5):
sweep_ang = end_ang - start_ang
angle = sweep_ang / int(num_points)
a = start_ang
with beginShape():
while a <= end_ang:
sx = x + cos(a) * d / 2
sy = y + sin(a) * d / 2
vertex(sx, sy)
a += angle
def bar(x1, y1, x2, y2, thickness=None, shorter=0, ends=(1, 1)):
"""
O código para fazer as barras, dois pares (x, y),
um parâmetro de encurtamento: shorter
"""
L = dist(x1, y1, x2, y2)
if not thickness:
thickness = 10
with pushMatrix():
translate(x1, y1)
angle = atan2(x1 - x2, y2 - y1)
rotate(angle)
offset = shorter / 2
line(thickness / 2, offset, thickness / 2, L - offset)
line(-thickness / 2, offset, -thickness / 2, L - offset)
if ends[0]:
half_circle(0, offset, thickness / 2, UP)
if ends[1]:
half_circle(0, L - offset, thickness / 2, DOWN)
def var_bar(p1x, p1y, p2x, p2y, r1, r2=None):
if r2 is None:
r2 = r1
d = dist(p1x, p1y, p2x, p2y)
if d > 0:
with pushMatrix():
translate(p1x, p1y)
angle = atan2(p1x - p2x, p2y - p1y)
rotate(angle + HALF_PI)
ri = r1 - r2
beta = asin(ri / d) + HALF_PI
x1 = cos(beta) * r1
y1 = sin(beta) * r1
x2 = cos(beta) * r2
y2 = sin(beta) * r2
# with pushStyle():
# noStroke()
# beginShape()
# vertex(-x1, -y1)
# vertex(d - x2, -y2)
# vertex(d, 0)
# #vertex(d - x2, +y2, 0)
# #vertex(-x1, +y1, 0)
# #vertex(0, 0, 0)
# endShape()
line(-x1, -y1, d - x2, -y2)
line(-x1, +y1, d - x2, +y2)
arc(0, 0, r1 * 2, r1 * 2,
-beta - PI, beta - PI)
arc(d, 0, r2 * 2, r2 * 2,
beta - PI, PI - beta)
else:
ellipse(p1x, p1y, r1 * 2, r1 * 2)
ellipse(p2y, p2x, r2 * 2, r2 * 2)

Wyświetl plik

@ -0,0 +1,40 @@
"""
Alexandre B A Villares http://abav.lugaralgum.com - GPL v3
A helper for the Processing gifAnimation library https://github.com/extrapixel/gif-animation/tree/3.0
Download from https://github.com/villares/processing-play/blob/master/export_GIF/unzip_and_move_to_libraries_GifAnimation.zip
This helper was inspired by an example by Art Simon https://github.com/APCSPrinciples/AnimatedGIF/
# add at the start of your sketch:
add_library('gifAnimation')
from gif_exporter import gif_export
# add at the end of draw():
gif_export(GifMaker)
"""
def gif_export(GifMaker, # gets a reference to the library
filename="exported", # .gif will be added
repeat=0, # 0 makes it an "endless" animation
quality=255, # quality range 0 - 255
delay=200, # this is quick
frames=0, # 0 will stop on keyPressed or frameCount >= 100000
finish=False): # force stop
global gifExporter
try:
gifExporter
except NameError:
gifExporter = GifMaker(this, filename + ".gif")
gifExporter.setRepeat(repeat)
gifExporter.setQuality(quality)
gifExporter.setDelay(delay)
gifExporter.addFrame()
if frames == 0:
if keyPressed and key == "e":
finish = True
if finish:
gifExporter.finish()
print("gif saved")
exit()

Wyświetl plik

@ -0,0 +1,164 @@
# Alexandre B A Villares - https://abav.lugaralgum.com/sketch-a-day
SKETCH_NAME, OUTPUT = "sketch_190204a", ".gif"
"""
A retake of sketch 58 180228 + work from 190201 :)
"""
add_library('GifAnimation')
add_library('peasycam')
from arcs import var_bar
from collections import namedtuple
import random as rnd
import copy as cp
SPACING, MARGIN = 120, 0
X_LIST, Y_LIST = [], [] # listas de posições para elementos
desenho_atual, outro_desenho, desenho_inter, desenho_inicial = [], [], [], []
NUM_NODES = 32 # número de elementos do desenho / number of nodes
Node = namedtuple(
'Node', 'x y t_size s_weight is_special points_to')
save_frames = False
def setup():
smooth(16)
size(600, 600, P3D)
rectMode(CENTER)
noFill()
cam = PeasyCam(this, 500)
X_LIST[:] = [x for x in range(MARGIN, 1 + width - MARGIN, SPACING)]
Y_LIST[:] = [y for y in range(MARGIN, 1 + height - MARGIN, SPACING)]
novo_desenho(desenho_atual)
desenho_inicial[:] = cp.deepcopy(desenho_atual)
println("'s' to save, and 'n' for a new drawing")
def keyPressed():
global save_frames
if key == 's':
saveFrame("####.png")
# save_frames = not save_frames
# print "Saving "+repr(save_frames)
if key == 'r':
make_nodes_point(desenho_atual)
if key == 'n':
novo_desenho(desenho_atual)
if key == ' ':
background(200)
def novo_desenho(desenho):
"""
esvazia a lista elementos (setas e linhas) do desenho anterior
clears the list of nodes and creates a a new drawing appending desenho_atual,
a list of nodes/drawing elements: specials, connecting lines and lonely nodes
"""
desenho[:] = []
for _ in range(NUM_NODES):
desenho.append(new_node())
make_nodes_point(desenho)
outro_desenho[:] = cp.deepcopy(desenho)
make_nodes_point(outro_desenho)
def new_node():
return Node( # elemento/"nó" uma namedtuple com:
rnd.choice(X_LIST), # x
rnd.choice(Y_LIST), # y
rnd.choice([10, 20, 30]), # t_size (tail/circle size)
rnd.choice([2, 4, 6]), # s_weight
True, #rnd.choice([True, False]), # is_special? (se é seta ou 'linha')
[] # points_to... (lista com ref. a outro elem.))
)
def make_nodes_point(desenho):
for node in desenho: # para cada elemento do desenho
node.points_to[:] = []
random_node = rnd.choice(desenho) # sorteia o,utro elemento
if ((node.x, node.y) != (random_node.x, random_node.y)
and dist(node.x, node.y, random_node.x, random_node.y) <= SPACING * 3):
# 'aponta' para este elemento, acrescenta na sub_lista
node.points_to.append(random_node)
else:
node.points_to.append(node)
def draw():
translate(-width/2, -height/2)
global desenho_atual, outro_desenho
background(200)
fc = frameCount % 300 - 150
if fc < 0:
desenho = desenho_atual
elif 0 <= fc < 149:
if frameCount % 10 == 0:
make_inter_nodes(map(fc, 0, 150, 0, 1))
desenho = desenho_inter
elif fc == 149:
desenho_atual, outro_desenho = outro_desenho, desenho_atual
desenho = desenho_atual
if not mousePressed:
make_nodes_point(outro_desenho)
print("will reset")
else:
outro_desenho[:] = cp.deepcopy(desenho_inicial)
# draws white 'lines', non-specials, first.
for node in (n for n in desenho if not n.is_special):
for other in node.points_to: # se estiver apontando para alguém
#strokeWeight(node.s_weight)
stroke(255)
line(node.x, node.y, other.x, other.y)
# desenha o círculo (repare que só em nós que 'apontam')
ellipse(node.x, node.y, node.t_size, node.t_size)
# then draws 'lonely nodes' in red (nodes that do not point anywhere)
for node in (n for n in desenho if not n.points_to):
#strokeWeight(node.s_weight)
stroke(100) # grey stroke for lonely nodes
if node.is_special:
ellipse(node.x, node.y, node.t_size*2, node.t_size*2)
else:
ellipse(node.x, node.y, node.t_size, node.t_size)
# then draws black specials
for node in (n for n in desenho if n.is_special):
for other in node.points_to: # se estiver apontando para alguém
#strokeWeight(node.s_weight)
stroke(0)
#fill(255, 100)
with pushMatrix():
for i in range(-5, 10, 2):
translate(0, 0, node.s_weight)
var_bar(node.x, node.y, other.x, other.y,
node.t_size-i, node.s_weight * 5-i)
if save_frames and frameCount % 10 == 0:
saveFrame("####.tga")
def make_inter_nodes(amt):
desenho_inter[:] = []
for n1, n2 in zip(desenho_atual, outro_desenho):
if n1.points_to:
p1x, p1y = n1.points_to[0].x, n1.points_to[0].y
else:
p1x, p1y = n1.x, n1.y
if n2.points_to:
p2x, p2y = n2.points_to[0].x, n2.points_to[0].y
else:
p2x, p2y = n2.x, n2.y
desenho_inter.append(Node( # elemento/"nó" uma namedtuple com:
n1.x, # x
n1.y, # y
n1.t_size, # t_size (tail/circle size)
n1.s_weight, # s_weight (espessura da linha)
n1.is_special, # is_special? (se é barra ou 'linha')
# cp.deepcopy(n1.points_to)
[PVector(lerp(p1x, p2x, amt), lerp(p1y, p2y, amt))]
))
# print text to add to the project's README.md
def settings():
println(
"""
![{0}](2019/{0}/{0}{1})
[{0}](https://github.com/villares/sketch-a-day/tree/master/2019/{0}) [[Py.Processing](https://villares.github.io/como-instalar-o-processing-modo-python/index-EN)]
""".format(SKETCH_NAME, OUTPUT)
)