つぶやきProcessing (2024/6/17)

https://scrapbox.io/files/66701346dc8949001c2233e9.mp4

code:processing

//#つぶやきProcessing

float r, i, a, b, t, x, y, k=-1.5, n;

void setup() {

size(1000, 600);

}

void draw() {

k+=.01;

for (x=0; x<1000; x++)for (y=0; y<600; y++) {

r=k<0?0:k;

i=k<0?k:0;

a=x/200-3.5;

b=y/200-1.5;

n=0;

while ((r*r+i*i<9)&&n++<256) {

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

i=2*r*i+b;

r=t;

}

stroke(r*n*5);

point(x, y);

}

}