爆発 (2025/11/13)

https://scrapbox.io/files/6915efd855dd37e745344b64.mp4

code:processing

//#Processing

float r, i, a, b, t, x, y, n, p;

void setup() {

size(800, 800, P3D);

}

void draw() {

background(0);

camera(0, 0, 300, 600, 400, 0, 0, 0, -1);

for (x=0; x<800; x++)for (y=0; y<800; y++) {

r=i=0;

a=x/200-3;

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, p*r*n/99);

}

p++;

}