tsparticles
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Easily create highly customizable particle, confetti and fireworks animations and use them as animated backgrounds for your website. Ready to use components available also for React, Vue.js (2.x and 3.x), Angular, Svelte, jQuery, Preact, Riot.js, Inferno.
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JavaScript
import { ParticlesInteractorBase } from "../../../Core";
import { getDistances } from "../../../Utils";
export class Attractor extends ParticlesInteractorBase {
constructor(container) {
super(container);
}
async interact(p1) {
var _a;
const container = this.container, distance = (_a = p1.retina.attractDistance) !== null && _a !== void 0 ? _a : container.retina.attractDistance, pos1 = p1.getPosition(), query = container.particles.quadTree.queryCircle(pos1, distance);
for (const p2 of query) {
if (p1 === p2 || !p2.options.move.attract.enable || p2.destroyed || p2.spawning) {
continue;
}
const pos2 = p2.getPosition(), { dx, dy } = getDistances(pos1, pos2), rotate = p1.options.move.attract.rotate, ax = dx / (rotate.x * 1000), ay = dy / (rotate.y * 1000), p1Factor = p2.size.value / p1.size.value, p2Factor = 1 / p1Factor;
p1.velocity.x -= ax * p1Factor;
p1.velocity.y -= ay * p1Factor;
p2.velocity.x += ax * p2Factor;
p2.velocity.y += ay * p2Factor;
}
}
isEnabled(particle) {
return particle.options.move.attract.enable;
}
reset() {
}
}