61 lines
1.3 KiB
JavaScript
61 lines
1.3 KiB
JavaScript
import Emitter from '@/particles/emitter.js';
|
|
import createEcs from '@/server/create/ecs.js';
|
|
|
|
import ClientEcs from './client-ecs.js';
|
|
|
|
const ecs = createEcs(ClientEcs);
|
|
ecs.$$caret = Math.pow(2, 31);
|
|
|
|
const emitter = new Emitter(ecs);
|
|
|
|
addEventListener('message', (particle) => {
|
|
if (!ecs.get(1)) {
|
|
ecs.createManySpecific([[1, particle.data]]);
|
|
return;
|
|
}
|
|
emitter.emit(particle.data)
|
|
.onEnd(() => {});
|
|
});
|
|
|
|
const memory = new Set();
|
|
|
|
let last = performance.now();
|
|
function tick(now) {
|
|
const elapsed = (now - last) / 1000;
|
|
last = now;
|
|
requestAnimationFrame(tick);
|
|
if (!ecs.get(1)) {
|
|
return;
|
|
}
|
|
ecs.tick(elapsed);
|
|
emitter.tick(elapsed);
|
|
const update = {};
|
|
const lastNearby = new Set(memory.values());
|
|
for (const id in ecs.$$entities) {
|
|
const entity = ecs.$$entities[id];
|
|
if (ecs.$$detached.has(entity.id)) {
|
|
continue;
|
|
}
|
|
lastNearby.delete(id);
|
|
if (!memory.has(id)) {
|
|
update[id] = entity.toJSON();
|
|
}
|
|
else if (ecs.diff[id]) {
|
|
update[id] = ecs.diff[id];
|
|
}
|
|
memory.add(id);
|
|
}
|
|
for (const id of lastNearby) {
|
|
memory.delete(id);
|
|
update[id] = false;
|
|
}
|
|
if ('1' in update) {
|
|
delete update['1'];
|
|
}
|
|
if (Object.keys(update).length > 0) {
|
|
postMessage(update);
|
|
}
|
|
ecs.setClean();
|
|
}
|
|
requestAnimationFrame(tick);
|