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Flow Field Drawer

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Justin
Pinkney
Particles additively blend to the current frame as they move around under the influence of a vector force field calculated using Perlin noise. Click and drag the mouse to add new particles. Controls: r - reset c - clear all particles p - pause f - toggle fade t - toggle time evolution of flow field a - toggle flow field arrows Set colour with 1, 2, 3 Generate preset particle distribution with !,",£,$,%,^,& With a class borrowed and adapted from Daniel Shiffman's wonderful Nature of Code tutorials.
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