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# Just van Rossumjustvanrossum

Created Sep 23, 2016
DrawBot: Generate a progress-spinner-like animation with growing circles.
View GrowingCircles.py
 # Result: # http://dailydrawbot.tumblr.com/post/150807743869/growing-circles def circle(pt, radius): diameter = 2 * radius x, y = pt oval(x - radius, y - radius, diameter, diameter) nFrames = 50 canvasSize = 500
Created May 3, 2016
DrawBot: Create a simple animation with a grid of rotating squares.
View SquareVsLozenge.py
 # http://dailydrawbot.tumblr.com/post/143801148619/square-vs-lozenge def rotatedSquare(x, y, squareSize, angle): offsetSin = squareSize * sin(radians(angle)) save() translate(x + offsetSin, 0) rotate(angle) rect(0, 0, squareSize, squareSize) restore()
Last active Mar 24, 2016
DrawBot: Generate an animation simulating an oscilloscope showing a Lissajous curve.
View OscilloscopeLissajous.py
 # http://dailydrawbot.tumblr.com/post/141565208389/oscilloscope-lissajous canvasSize = 500 nFrames = 20 nSteps = 20 radius = 195 nEchoes = 20 nScopeLines = 10 xFrequency = 3 yFrequency = 4
Last active Feb 10, 2016
DrawBot: Create an animated flower-like pattern by drawing circles on a donut.
View PsychoDonut.py
 # nCirclesH = 18; nCirclesV = 6: # http://dailydrawbot.tumblr.com/post/138985675364/psychodonut-2 # nCirclesH = 38; nCirclesV = 28: # http://dailydrawbot.tumblr.com/post/139047595845/psychodonut-3 def project(x, y, innerR, outerR, phase): # convert from "donut space" to normal space angle = 2 * pi * x f = (cos(phase + pi * y) + 1) / 2 R = innerR + f * (outerR - innerR)
Created Feb 4, 2016
DrawBot: An Archimedean Spherical Spiral animation.
View SphericalSpiral.py
 # This borrows heavily from: # http://jsfiddle.net/Rebug/5uLr7s6o/ # # Resulting gif: # http://dailydrawbot.tumblr.com/post/134989689114/an-archimedean-spherical-spiral import math import colorsys def circle(pt, radius):
Last active Jan 30, 2016
DrawBot: Generate a moving interpretation of works by Victor Vasarely.
View VasarelyCircles.py
 # http://dailydrawbot.tumblr.com/post/136811506080/circles-after-victor-vasarely-source-code # # Based on works by Victor Vasarely # https://s-media-cache-ak0.pinimg.com/originals/a6/df/1f/a6df1fc5d2dd07d79a44c3aea5172b59.jpg # https://s-media-cache-ak0.pinimg.com/736x/1e/38/82/1e38820f1304c8750de216a31a5f5abe.jpg # http://interiorator.com/wp-content/uploads/2013/07/Vasarely-01.jpg def circle(pt, radius): diameter = 2 * radius x, y = pt
Last active Mar 10, 2020
DrawBot: Generate a jellyfish-like pulsating blobby animation.
View Jellyfish.py
 # Generate a jellyfish-like pulsating blobby animation. from random import seed def varyPoint(pt, radius, phase): x, y = pt dx = radius * cos(phase) dy = radius * sin(phase) return x + dx, y + dy
Last active Jan 5, 2016
DrawBot: A moving tribute to Ellsworth Kelly's "Seine" (1951).
View EllsworthKellySeine.py
 # A moving tribute to Ellsworth Kelly's "Seine" (1951). from random import seed # seed() allows us to get repeatable pseudo-noise def expandGrid(pixels): assert len(pixels) % 2 mid = len(pixels) // 2 midColumn = pixels[mid] pixels.insert(mid + 1, list(midColumn)) pixels.insert(mid + 0, list(midColumn))
Last active Feb 14, 2018
DrawBot: Emulate some of Marcel Duchamp's Rotoreliefs.
View MarcelDuchampRotoRelief.py
 # An interpretation of Marcel Duchamp's Rotoreliefs, as seen in his 1926 movie Anemic Cinema: # https://www.youtube.com/watch?v=dXINTf8kXCc def circle(pt, radius): diameter = 2 * radius x, y = pt oval(x - radius, y - radius, diameter, diameter) canvasSize = 500 nFrames = 64 # 64
Last active Aug 1, 2020
Create a simple animation with Python in DrawBot
View StackOfSquares.py
 # This script is part of a tutorial screencast: https://vimeo.com/149247423 CANVAS = 500 SQUARESIZE = 158 NSQUARES = 50 SQUAREDIST = 6 width = NSQUARES * SQUAREDIST NFRAMES = 50
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