kopia lustrzana https://github.com/villares/sketch-a-day
95 wiersze
2.9 KiB
Python
95 wiersze
2.9 KiB
Python
# Alexandre B A Villares - https://abav.lugaralgum.com/sketch-a-day
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SKETCH_NAME = "s105" # 180415
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add_library('serial') # import processing.serial.*;
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add_library('arduino') # import cc.arduino.*;
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#add_library('gifAnimation')
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#from gif_exporter import *
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from inputs import *
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def setup():
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global input, GIF_EXPORT, ELEMENTS
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size(600, 600)
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noFill() # sem contorno
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frameRate(30)
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strokeWeight(3)
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ELEMENTS = []
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GIF_EXPORT = False
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# Ask user for Arduino port, uses slider if none is selected`
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input = Input(Arduino, slider_pins=[1, 2, 3, 4])
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def draw():
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background(127) # fundo cinza claro
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grid_elem = int(input.analog(1) / 16) # 0 a 63 linhas e colunas na grade
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elem_size = int(input.analog(2) / 16) # 0 a 63 tamanho base dos quadrados
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rand_size = int(input.analog(3) / 16) # escala a randomização do tamanho
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rand_posi = int(input.analog(4) / 16) # escala a randomização da posição
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# trava a random entre os ciclos de draw
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# mas varia com o número de colunas na grade
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randomSeed(int(input.analog(1)) / 4)
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# espaçamento entre os elementos
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spac_size = width / (grid_elem + 1)
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v = spac_size * 1.5
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h = spac_size * sqrt(3)
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for ix in range(-1, grid_elem + 1):
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for iy in range(-1, grid_elem + 1):
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if iy % 2:
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x = ix * h + h / 4
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else:
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x = ix * h - h / 4
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y = iy * v
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for i in range(3):
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final_size = elem_size * (i+0.5)
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C = map(final_size, 0, 63, 0, 255)
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ELEMENTS.append((C, x, y, final_size))
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# three layers of elements
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for i in range(3):
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offsetX = rand_posi * random(-1, 1)
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offsetY = rand_posi * random(-1, 1)
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for elem in ELEMENTS[i::3]:
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st, x, y, es = elem
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fs = es + rand_size * random(-1, 1)
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stroke(st)
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ellipse(x + offsetX, y + offsetY, fs, fs)
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# for _ in range(grid_elem):
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# stroke1, x1, y1, es1 = rnd_choice(ELEMENTS)
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# stroke2, x2, y2, es2 = rnd_choice(ELEMENTS)
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# #stroke(stroke1)
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# line(x1, y1, x2, y2)
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# empty list
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ELEMENTS[:] = []
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# uncomment next lines to export GIF
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# global GIF_EXPORT
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# if not frameCount % 20 and GIF_EXPORT:
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# GIF_EXPORT = gif_export(GifMaker,
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# frames=1000,
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# delay=300,
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# filename=SKETCH_NAME)
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# Updates reading or draws sliders and checks mouse dragging / keystrokes
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input.update()
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def keyPressed():
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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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if key == 'h':
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input.help()
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input.keyPressed()
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def keyReleased():
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input.keyReleased()
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def rnd_choice(collection):
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i = int(random(len(collection)))
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return collection[i]
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