kopia lustrzana https://github.com/villares/sketch-a-day
105 wiersze
2.5 KiB
Python
105 wiersze
2.5 KiB
Python
# Alexandre B A Villares - https://abav.lugaralgum.com/sketch-a-day
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# Trying some combinatorics...
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add_library('VideoExport')
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from random import choice, shuffle
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from itertools import product, permutations, combinations
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from forms import b_poly_arc_augmented
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from line_geometry import *
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NUM_POINTS = 5
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BORDER = 100
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SIZE = 150
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RDS = 50
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save_frame = True
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ensambles = []
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st = 0
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def setup():
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size(500, 500)
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ensambles[:] = create_points()
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blendMode(MULTIPLY)
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# Video Export
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global ve
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ve = VideoExport(this)
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ve.setFrameRate(20)
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ve.startMovie()
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def create_points():
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""" non intersecting poly """
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global grid
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good = False
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grid = list(product(range(BORDER, width - BORDER + 1, SIZE),
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range(BORDER, height - BORDER + 1, SIZE)))
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combos = set(permutations(grid, NUM_POINTS))
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for pts in combos:
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for _ in range(len(pts)-1):
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pts = pts[1:] + (pts[0],)
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combos.discard(pts)
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ens = []
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for pts in combos:
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if not intersecting(pts):
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ens.append(pts)
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print(len(ens))
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shuffle(ens)
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return ens
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def draw():
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global st, pts
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background(200)
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t = (frameCount % 100) / 100.
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if t == 0:
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st = (st + 1) % len(ensambles)
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pts0, pts1, pts2 = ensambles[st - 2], ensambles[st - 1], ensambles[st]
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# pts, rds = [], []
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# for i in range(NUM_POINTS):
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# pt = lerp(pts0[i][0], pts1[i][0], t), lerp(pts0[i][1], pts1[i][1], t)
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# pts.append(pt)
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noStroke()
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fill(200, 0, 100)
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b_poly_arc_augmented(pts0, [RDS] * NUM_POINTS)
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fill(0, 200, 100)
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b_poly_arc_augmented(pts1, [RDS] * NUM_POINTS)
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fill(0, 0, 200)
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b_poly_arc_augmented(pts2, [RDS] * NUM_POINTS)
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# global save_frame
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if not frameCount % 100:
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ve.saveFrame()
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def keyPressed():
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if key == "p":
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saveFrame("####.png")
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if key == " ":
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ensambles[:] = create_points()
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# if key == "m":
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# global save_frame
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# save_frame = True
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if key == "e":
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ve.endMovie()
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def settings():
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""" print markdown to add at the sketc-a-day page"""
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from os import path
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global SKETCH_NAME
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SKETCH_NAME = path.basename(sketchPath())
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OUTPUT = ".png"
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println(
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"""
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[{0}](https://github.com/villares/sketch-a-day/tree/master/{2}/{0}) [[Py.Processing](https://villares.github.io/como-instalar-o-processing-modo-python/index-EN)]
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""".format(SKETCH_NAME, OUTPUT, year())
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)
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