構造 (2024/10/31)

https://scrapbox.io/files/67238166493c1de847ab87ba.mp4

code:processing

//#Processing

float t;

void setup() {

size(800, 800, P3D);

}

void draw() {

background(0);

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

lights();

a(0, 0, 300);

t+=.01;

}

void a(float x, float y, float d) {

if (d>10) {

push();

translate(x, y);

rotateX(t);

rotateY(t);

if (d>20) {

stroke(-1);

strokeWeight(3);

noFill();

circle(0, 0, d);

} else {

noStroke();

fill(-1);

sphere(d/2);

}

float s=d*sin(t)/2;

a(s, s, d/2);

a(s, -s, d/2);

a(-s, s, d/2);

a(-s, -s, d/2);

pop();

}

}