sketch-a-day/2019/sketch_190212a/sketch_190212a.pyde

147 wiersze
4.8 KiB
Python

# Alexandre B A Villares - https://abav.lugaralgum.com/sketch-a-day
SKETCH_NAME, OUTPUT = "sketch_190212a", ".gif"
"""
New rounded poly take
"""
from collections import namedtuple
import copy as cp
add_library('GifAnimation')
from gif_exporter import gif_export
#add_library('peasycam')
from arcs import var_bar, poly_rounded
import random as rnd
SPACING, MARGIN = 100, 100
X_LIST, Y_LIST = [], [] # listas de posições para elementos
desenho_atual, outro_desenho, desenho_inter, desenho_inicial = [], [], [], []
NUM_NODES = 4 # 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)
colorMode(HSB)
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 == 'g':
gif_export(GifMaker, filename=SKETCH_NAME)
# 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
# rnd.choice([True, False]), # is_special? (se é seta ou 'linha')
True,
[] # 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[:] = []
node.points_to.append(new_node())
node.points_to.append(new_node())
def draw():
#translate(-width/2, -height/2)
global desenho_atual, outro_desenho
background(0)
# 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)
# then draws black specials
for node in desenho_atual:
p1, p2 = node.points_to # se estiver apontando para alguém
# strokeWeight(node.s_weight)
with pushMatrix():
for i in range(-1, 2):
stroke(128 + i * 64, 200, 200)
translate(0, 0, node.s_weight)
poly_rounded([node, p1, p2], (node.s_weight + i)* 5)
#if frameCount % 4 == 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)
)