kopia lustrzana https://github.com/villares/sketch-a-day
Day 123
Alexandre B A Villares
rodzic
b473a39462
commit
aaef8191c2
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"""
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Alexandre B A Villares http://abav.lugaralgum.com - GPL v3
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A helper for the Processing gifAnimation library (https://github.com/jordanorelli)
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ported to Processing 3 by 01010101 (https://github.com/01010101)
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Download the library from https://github.com/01010101/GifAnimation/archive/master.zip
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This helper was inspired by an example by Art Simon https://github.com/APCSPrinciples/AnimatedGIF/
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Put at the start of your sketch:
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add_library('gifAnimation')
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from gif_exporter import gif_export
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and at the end of draw():
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gif_export(GifMaker)
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"""
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def gif_export(GifMaker, # gets a reference to the library
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filename="exported", # .gif will be added
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repeat=0, # 0 makes it an "endless" animation
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quality=100, # quality range 0 - 255
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delay=170, # this is quick
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frames=0): # 0 will stop on keyPressed or frameCount >= 100000
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global gifExporter
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try:
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gifExporter
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except NameError:
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gifExporter = GifMaker(this, filename + ".gif")
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gifExporter.setRepeat(repeat)
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gifExporter.setQuality(quality)
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gifExporter.setDelay(delay)
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gif_export._frame = frameCount
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print("gif start")
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gifExporter.addFrame()
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if (frames == 0 and keyPressed or frameCount - gif_export._frame >= 100000) \
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or (frames != 0 and frameCount - gif_export._frame >= frames):
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gifExporter.finish()
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background(255)
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print("gif saved")
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del(gifExporter)
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return False
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else:
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return True
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@ -0,0 +1,193 @@
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# -*- coding: utf-8 -*-
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from __future__ import unicode_literals
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from javax.swing import JOptionPane
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"""
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This will hpefully switch between Arduino (Firmata) variable input and
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nice sliders based on Peter Farell's Sliders htts://twitter.com/hackingmath
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https://github.com/hackingmath/python-sliders http://farrellpolymath.com/
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"""
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class Input:
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def __init__(self, Arduino, slider_pins):
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self.select_source(Arduino)
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if self.source > 0:
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self.arduino = Arduino(this, Arduino.list()[self.source], 57600)
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else:
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# start, end, default
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A = Slider(0, 1023, 128)
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B = Slider(0, 1023, 128)
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C = Slider(0, 1023, 128)
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D = Slider(0, 1023, 128)
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A.position(40, height - 70)
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B.position(40, height - 30)
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C.position(width - 140, height - 70)
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D.position(width - 140, height - 30)
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a, b, c, d = slider_pins
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self.sliders = {a: A, b: B, c: C, d: D}
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def analog(self, pin):
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if self.source:
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return self.arduino.analogRead(pin)
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else:
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return self.sliders[pin].val
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def update(self):
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if not self.source:
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for pin, slider in self.sliders.iteritems():
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slider.update()
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def keyPressed(self):
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if key == 'a':
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self.sliders[1].down = True
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if key == 'd':
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self.sliders[1].up = True
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if key == 's':
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self.sliders[2].down = True
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if key == 'w':
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self.sliders[2].up = True
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if keyCode == LEFT:
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self.sliders[3].down = True
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if keyCode == RIGHT:
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self.sliders[3].up = True
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if keyCode == DOWN:
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self.sliders[4].down = True
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if keyCode == UP:
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self.sliders[4].up = True
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def keyReleased(self):
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if key == 'a':
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self.sliders[1].down = False
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if key == 'd':
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self.sliders[1].up = False
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if key == 's':
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self.sliders[2].down = False
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if key == 'w':
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self.sliders[2].up = False
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if keyCode == LEFT:
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self.sliders[3].down = False
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if keyCode == RIGHT:
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self.sliders[3].up = False
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if keyCode == DOWN:
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self.sliders[4].down = False
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if keyCode == UP:
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self.sliders[4].up = False
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def digital(self, pin):
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space_pressed = keyPressed and key == ' '
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if self.source:
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if pin == 13:
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return self.arduino.digitalRead(13) or space_pressed
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else:
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return arduino.digitalRead(pin)
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else:
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return space_pressed
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def select_source(self, Arduino):
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# Input.Arduino = Arduino # to make available on this module
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port_list = [str(num) + ": " + port for num, port
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in enumerate(Arduino.list())]
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if not port_list:
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port_list.append(None)
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self.source = option_pane("O seu Arduino está conectado?",
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"Escolha a porta ou pressione Cancel\npara usar 'sliders':",
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port_list,
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-1) # index for default option
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self.help()
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def help(self):
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if self.source:
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message = """ Teclas:
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'h' para esta ajuda
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'p' para salvar uma imagem
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'g' para salvar um GIF
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Tombe a lousa para lousa para limpar o desenho!"""
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else:
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message = """ Teclas:
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'h' para esta ajuda
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'p' para salvar uma imagem
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'g' para salvar um GIF
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'a' (-) ou 'd' (+) para o slider 1
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's' (-) ou 'w' (+) para o slider 2
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←(-) ou → (+) para o slider 3
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↓ (-) ou ↑ (+) para o slider 4
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[barra de espaço] para limpar o desenho"""
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ok = JOptionPane.showMessageDialog(None, message)
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def option_pane(title, message, options, default=None, index_only=True):
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if default == None:
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default = options[0]
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elif index_only:
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default = options[default]
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selection = JOptionPane.showInputDialog(
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frame,
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message,
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title,
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JOptionPane.INFORMATION_MESSAGE,
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None, # for Java null
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options,
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default) # must be in options, otherwise 1st is shown
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if selection:
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if index_only:
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return options.index(selection)
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else:
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return selection
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class Slider:
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SLIDERS = []
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def __init__(self, low, high, default):
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'''slider has range from low to high
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and is set to default'''
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self.low = low
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self.high = high
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self.val = default
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self.clicked = False
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self.up, self.down = False, False
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Slider.SLIDERS.append(self)
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def position(self, x, y):
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'''slider's position on screen'''
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self.x = x
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self.y = y
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# the position of the rect you slide:
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self.rectx = self.x + map(self.val, self.low, self.high, 0, 120)
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self.recty = self.y - 10
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def update(self):
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'''updates the slider'''
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pushStyle()
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rectMode(CENTER)
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# black translucid rect behind slider
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fill(0, 100)
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noStroke()
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rect(self.x + 60, self.y, 130, 20)
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# gray line behind slider
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strokeWeight(4)
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stroke(200)
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line(self.x, self.y, self.x + 120, self.y)
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# press mouse to move slider
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if (self.x < mouseX < self.x + 120 and
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self.y < mouseY < self.y + 20):
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fill(250)
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textSize(10)
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text(str(int(self.val)), self.rectx, self.recty + 35)
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if mousePressed:
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self.rectx = mouseX
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# key usage
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if self.up:
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self.rectx += 1
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if self.down:
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self.rectx -= 1
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# constrain rectangle
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self.rectx = constrain(self.rectx, self.x, self.x + 120)
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# draw rectangle
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strokeWeight(1)
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fill(255)
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rect(self.rectx, self.recty + 10, 10, 20)
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self.val = map(self.rectx, self.x, self.x + 120, self.low, self.high)
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popStyle()
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Plik binarny nie jest wyświetlany.
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Po Szerokość: | Wysokość: | Rozmiar: 5.2 MiB |
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@ -0,0 +1,157 @@
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# Alexandre B A Villares - https://abav.lugaralgum.com/sketch-a-day
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# inspired by a Processing implementation of Game of Life By Joan Soler-Adillon
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SKETCH_NAME = "s122b" # 180502
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add_library('gifAnimation')
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from gif_exporter import *
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cellSize = 16 # Size of cells
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# How likely for a cell to be alive at start (in percentage)
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probabilityOfAliveAtStart = 20
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# Variables for timer
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interval = 150
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lastRecordedTime = 0
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pause = False # Pause
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GIF_EXPORT = False
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def setup():
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global input
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global grid_w, grid_h
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global cells # Array of cells
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global cellsBuffer # Buffer while changing the others in the interations
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size(500, 500)
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colorMode(HSB)
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strokeWeight(3)
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background(0)
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# Instantiate arrays
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grid_w, grid_h = int(width / cellSize), int(height / cellSize)
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cells = [[None] * grid_w for _ in range(grid_h)]
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cellsBuffer = [[None] * grid_w for _ in range(grid_h)]
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# This stroke will draw the background grid
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noFill() # stroke(48)
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# Initialization of cells
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for x in range(grid_w):
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for y in range(grid_h):
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state = random(100)
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if state > probabilityOfAliveAtStart:
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state = 0
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else:
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state = 1
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cells[x][y] = state # Save state of each cell
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def draw():
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global lastRecordedTime
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fill(0,30)
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rect(0, 0, width, height)
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# Draw grid
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for x in range(grid_w):
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for y in range(grid_h):
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n = calc_neighbours(x, y)
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if cells[x][y] == 1:
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stroke((n*25 + frameCount) % 256, 255, 255) # If alive
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else:
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noStroke() # fill(dead) # If dead
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noFill()
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pointy_hexagon(x * cellSize, y * cellSize, cellSize)
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# Iterate if timer ticks
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if millis() - lastRecordedTime > interval:
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if not pause:
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iteration()
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lastRecordedTime = millis()
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global GIF_EXPORT
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if GIF_EXPORT:
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GIF_EXPORT = gif_export(GifMaker,
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frames=100,
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filename=SKETCH_NAME)
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# Create new cells manually on pause
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if pause and mousePressed:
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# Map and adef out of bound errors
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xCellOver = int(map(mouseX, 0, width, 0, width / cellSize))
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xCellOver = constrain(xCellOver, 0, width / cellSize - 1)
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yCellOver = int(map(mouseY, 0, height, 0, height / cellSize))
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yCellOver = constrain(yCellOver, 0, height / cellSize - 1)
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# Check against cells in buffer
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if cellsBuffer[xCellOver][yCellOver] == 1: # Cell is alive
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cells[xCellOver][yCellOver] = 0 # Kill
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else: # Cell is dead
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cells[xCellOver][yCellOver] = 1 # Make alive
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# And then save to buffer once mouse goes up
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elif pause and not mousePressed:
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# Save cells to buffer
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# (so we opeate with one array keeping the other intact)
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for x in range(grid_w):
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for y in range(grid_h):
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cellsBuffer[x][y] = cells[x][y]
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def iteration(): # When the clock ticks
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global n
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# Save cells to buffer
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# (so we opeate with one array keeping the other intact)
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for x in range(grid_w):
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for y in range(grid_h):
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cellsBuffer[x][y] = cells[x][y]
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# Visit each cell:
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for x in range(grid_w):
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for y in range(grid_h):
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# And visit all the neighbours of each cell
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n = calc_neighbours(x, y)
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if cellsBuffer[x][y] == 1:
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if n < 2 or n > 3:
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cells[x][y] = 0 # Die unless it has 2 or 3 neighbours
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else: # The cell is dead: make it live if necessary
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if n == 3:
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cells[x][y] = 1 # Only if it has 3 neighbours
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def calc_neighbours(x, y):
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neighbours = 0 # We'll count the neighbours
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for xx in range(x - 1, x + 2):
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for yy in range(y - 1, y + 2):
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# Make sure you are not out of bounds
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if 0 <= xx < grid_w and 0 <= yy < grid_w:
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# Make sure to check against self
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if not (xx == x and yy == y):
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if cellsBuffer[xx][yy] == 1:
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# Check alive neighbours and count them
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neighbours = neighbours + 1
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return neighbours
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def keyPressed():
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global pause
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if key == 'r' or key == 'R':
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# Restart: reinitialization of cells
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for x in range(grid_w):
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for y in range(grid_h):
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state = random(100)
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if state > probabilityOfAliveAtStart:
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state = 0
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else:
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state = 1
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cells[x][y] = state # Save state of each cell
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if key == ' ': # On/off of pause
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pause = not pause
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if (key == 'c' or key == 'C'): # Clear all
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for x in range(grid_w):
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for y in range(grid_h):
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cells[x][y] = 0 # Save all to zero
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global GIF_EXPORT
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if key == 'p': # save PNG
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saveFrame("####.png")
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if key == 'g': # save GIF
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GIF_EXPORT = True
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def item_at_x_y(x, y, collenction, width_):
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return collection[x + y * width_]
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def pointy_hexagon(x, y, r):
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with pushMatrix():
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translate(x, y)
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rotate(radians(30)) # pointy, comment out for "flat_hexagon()"
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beginShape()
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for i in range(6):
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sx = cos(i * TWO_PI / 6) * r
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sy = sin(i * TWO_PI / 6) * r
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vertex(sx, sy)
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endShape(CLOSE)
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Ładowanie…
Reference in New Issue