つぶやきProcessing (2024/12/10)

https://scrapbox.io/files/675718f09c92a9fb59455187.mp4

code:processing

//#つぶやきProcessing

float r, i, a, b, t, x, y, c=5, d=2, f=400, n;

void setup() {

size(800, 800);

}

void draw() {

for (x=-f; x<f; x++)for (y=-f; y<f; y++) {

r=i=n=0;

a=x/f-1;

b=y/f;

while ((r*r+c*c*c*i*i<4)&n<256) {

t=r*r-i*i+a;

i=d*r*i+b;

r=t;

n++;

}

stroke(sq(n)%256);

point(x+f, y+f);

}

if (c>-5)c-=.1;

else d*=1.01;

}