silphius/app/ecs-systems/reset-forces.js

import {System} from '@/ecs/index.js';

export default class ResetForces extends System {

  static get priority() {
    return {phase: 'post'};
  }

  static queries() {
    return {
      default: ['Forces'],
    };
  }

  tick() {
    for (const {Forces} of this.select('default')) {
      Forces.impulseX = 0;
      Forces.impulseY = 0;
    }
  }

}