sketch-a-day/2018/s049/s049.pyde

104 wiersze
2.9 KiB
Python

"""
sketch 49 180218 - Alexandre B A Villares
https://abav.lugaralgum.com/sketch-a-day
"""
import random as rnd
LIST = []
SRINK = .50
OFFSET = .25
SIZE = 236 # base size
SAVE_FRAME = False
NODE_DRAW = [rect,
ellipse,
lambda x, y, w, h: rect(x, y, w, h, w/4),
lambda x, y, w, h: triangle(x-w/2,y-w/2,x+w/2,y-w/2,x+w/2,y+w/2)
]
def setup():
size(512 + 200, 512 + 200)
rectMode(CENTER)
colorMode(HSB)
strokeWeight(2)
LIST.append(Cell())
def draw():
translate(width / 2, height / 2)
background(200)
for cell in LIST:
cell.update()
save_frame() # saves frame if SAVE_FRAME is set True
def keyPressed():
global SAVE_FRAME, DRAW_F, SRINK, OFFSET
if key == " ":
LIST[:] = [Cell()]
SRINK = .50
OFFSET = .25
if key == "r":
NODE_DRAW.append(NODE_DRAW.pop(0)) # circles drawing functions list
SAVE_FRAME = True
class Cell():
def __init__(self, x=0, y=0, gen=0):
self.LIST = []
self.x, self.y = x, y
self.gen = gen
self.color = color(random(0, 200), 200, 200, 200)
def s(self): # size
return SIZE * (SRINK ** self.gen)
def update(self):
global SAVE_FRAME
self.draw() # draws itself
if not self.LIST:
# if random(100) < 7 / (self.gen + 1):
# self.divide()
# SAVE_FRAME = True
if mousePressed and self.on_mouse():
self.divide() # will create new sub-cells
#SAVE_FRAME = True
# otherwise will recursively update sub-cells and draw a line to them
else:
for sub_cell in self.LIST:
sub_cell.update()
stroke(0)
line(self.x, self.y, sub_cell.x, sub_cell.y)
def draw(self):
noStroke()
fill(self.color)
s = self.gen % len(NODE_DRAW)
NODE_DRAW[s](self.x, self.y, self.s(), self.s())
fill(0)
NODE_DRAW[s](self.x, self.y, 4, 4)
#text(str(self.gen), self.x, self.y)
def divide(self):
if self.gen < 6:
x, y = self.x, self.y
new_gen = self.gen + 1
o = self.s() * OFFSET * new_gen
self.LIST.append(Cell(x + o, y + o, gen=new_gen))
self.LIST.append(Cell(x + o, y - o, gen=new_gen))
self.LIST.append(Cell(x - o, y + o, gen=new_gen))
self.LIST.append(Cell(x - o, y - o, gen=new_gen))
#self.gen = new_gen
def on_mouse(self):
x, y = self.x + width / 2, self.y + height / 2
r = self.s() / 2
if (x - r < mouseX < x + r and
y - r < mouseY < y + r):
return True
def save_frame():
global SAVE_FRAME
if SAVE_FRAME:
SAVE_FRAME = False
#if frameCount < 600: #and not frameCount % 3:
saveFrame("49-######.tga")