react-simple-game-engine/lib/classes/particle-system.js

[WIP] not able to use in currently. <!-- Document cumming soon... -->

var __extends = (this && this.__extends) || (function () {
    var extendStatics = function (d, b) {
        extendStatics = Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
        return extendStatics(d, b);
    };
    return function (d, b) {
        if (typeof b !== "function" && b !== null)
            throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
var __assign = (this && this.__assign) || function () {
    __assign = Object.assign || function(t) {
        for (var s, i = 1, n = arguments.length; i < n; i++) {
            s = arguments[i];
            for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
                t[p] = s[p];
        }
        return t;
    };
    return __assign.apply(this, arguments);
};
var __rest = (this && this.__rest) || function (s, e) {
    var t = {};
    for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
        t[p] = s[p];
    if (s != null && typeof Object.getOwnPropertySymbols === "function")
        for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
            if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i]))
                t[p[i]] = s[p[i]];
        }
    return t;
};
import p5 from "p5";
import { copyProperties } from "../utils";
import { Particle } from "./particle";
import { EntitySuit } from "./entities/entity-suit";
var ParticleSystem = /** @class */ (function (_super) {
    __extends(ParticleSystem, _super);
    function ParticleSystem() {
        var _this = _super !== null && _super.apply(this, arguments) || this;
        _this.particles = [];
        _this.forces = [];
        _this.particleOptions = {
            x: 0,
            y: 0,
        };
        _this.particleClass = Particle;
        _this.quantityPerFrame = 50;
        _this.vecWeight = 5;
        return _this;
    }
    ParticleSystem.prototype.initial = function (_a) {
        var _b;
        var forces = _a.forces, _c = _a.particleOptions, particleOptions = _c === void 0 ? {} : _c, params = __rest(_a, ["forces", "particleOptions"]);
        copyProperties(this.particleOptions, particleOptions);
        copyProperties(this, params);
        if (forces) {
            (_b = this.forces).push.apply(_b, forces);
        }
    };
    ParticleSystem.prototype.update = function () {
        var ParticleClass = this.particleClass;
        var _a = this.particleOptions, x = _a.x, y = _a.y, particleOptions = __rest(_a, ["x", "y"]);
        for (var _i = 0, _b = Array.from({ length: this.quantityPerFrame }); _i < _b.length; _i++) {
            var _ = _b[_i];
            var p = new ParticleClass(x, y);
            var vec = p5.Vector.random2D();
            vec.mult(Renderer.random(this.vecWeight));
            var angle = Renderer.random(Renderer.TWO_PI);
            p.initial(__assign(__assign({}, particleOptions), { simpleCamera: this.simpleCamera, vec: vec, angle: angle }));
            this.particles.push(p);
        }
        for (var i = this.particles.length - 1; i > -1; i--) {
            var p = this.particles[i];
            for (var _c = 0, _d = this.forces; _c < _d.length; _c++) {
                var force = _d[_c];
                p.applyForce(force);
            }
            p.update();
            if (p.isDead()) {
                this.particles.splice(i, 1);
            }
        }
    };
    ParticleSystem.prototype.draw = function () {
        for (var _i = 0, _a = this.particles; _i < _a.length; _i++) {
            var particle = _a[_i];
            particle.draw();
        }
    };
    return ParticleSystem;
}(EntitySuit));
export { ParticleSystem };