root/sphere-electrons
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

mini changes

Browse source
This commit is contained in:
root 2025-04-26 12:31:25 +00:00
parent eeb1beaea3
commit 2655d15bc9
2 changed files with 5 additions and 11 deletions
Download patch file Download diff file Expand all files Collapse all files

10
sketch.js
View file

@ -118,8 +118,8 @@ function draw_faces(radius) {
push();
strokeWeight(2);
stroke(0x00);
for ([p1, p2, p3] of faces) {
fill(0xbf, 0x7f);
for ([p1, p2, p3] of faces) {
beginShape(TRIANGLES);
vertex(p1.x * radius, p1.y * radius, p1.z * radius);
vertex(p2.x * radius, p2.y * radius, p2.z * radius);
@ -155,13 +155,7 @@ function make_charges(n) {
if (i === 0) {
position = createVector(0, -1, 0);
} else {
const lat = random(-TAU / 4, TAU / 4);
const lon = random(0, TAU);
position = createVector(
cos(lat) * cos(lon),
sin(lat),
cos(lat) * sin(lon),
);
position = p5.Vector.random3D();
}
charges.push({
position: position,

6
thomson-problem.js
View file

@ -11,11 +11,11 @@ function move_charges(charges) {
let acceleration_mag = 1 / displacement.mag() * 0.001;
let ai;
if (acceleration_mag === Infinity) {
ai = createVector(random(-1, 1), random(-1, 1), random(-1, 1));
ai = p5.Vector.random3D();
} else {
ai = displacement.copy();
ai = displacement.copy().normalize();
}
ai = ai.normalize().mult(acceleration_mag);
ai.mult(acceleration_mag);
let aj = p5.Vector.mult(ai, -1);
project_onto_plane(ai, charges[i].position);
project_onto_plane(aj, charges[j].position);