769 lines
21 KiB
JavaScript
769 lines
21 KiB
JavaScript
globalThis.entityreport = {};
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function obj_unique_name(name, obj) {
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name = name.replaceAll('.', '_');
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if (!(name in obj)) return name;
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var t = 1;
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var n = name + t;
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while (n in obj) {
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t++;
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n = name + t;
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}
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return n;
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}
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function unique_name(list, name = "new_object") {
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var str = name.replaceAll('.', '_');
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var n = 1;
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var t = str;
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while (list.indexOf(t) !== -1) {
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t = str + n;
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n++;
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}
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return t;
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};
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var entity = {
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get_comp_by_name(name) {
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var comps = [];
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for (var c of Object.values(this.components))
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if (c.comp === name) comps.push(c);
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if (comps.length) return comps;
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return undefined;
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},
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rigidify() {
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this.body = os.make_body(this.transform);
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},
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path_from(o) {
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var p = this.toString();
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var c = this.master;
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while (c && c !== o && c !== world) {
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p = c.toString() + "." + p;
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c = c.master;
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}
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if (c === world) p = "world." + p;
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return p;
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},
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drawlayer: 0,
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full_path() { return this.path_from(world); },
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clear() {
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for (var k in this.objects) {
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this.objects[k].kill();
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};
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this.objects = {};
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},
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sync() {
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this.components.forEach(function(x) { x.sync?.(); });
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this.objects.forEach(function(x) { x.sync(); });
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},
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delay(fn, seconds) {
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var timers = this.timers;
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var stop = function() {
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timers.remove(stop);
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execute = undefined;
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stop = undefined;
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rm?.();
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rm = undefined;
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update = undefined;
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}
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function execute() {
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fn();
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stop?.();
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}
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stop.remain = seconds;
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stop.seconds = seconds;
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stop.pct = function() { return 1 - (stop.remain/stop.seconds); };
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function update(dt) {
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stop.remain -= dt;
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if (stop.remain <= 0) execute();
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}
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var rm = Register.update.register(update);
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timers.push(stop);
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return stop;
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},
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cry(file) { return audio.cry(file); },
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get pos() { return this.transform.pos; },
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set pos(x) { this.transform.pos = x; },
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get angle() { return this.transform.angle; },
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set angle(x) { this.transform.angle = x; },
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get scale() { return this.transform.scale; },
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set scale(x) { this.transform.scale = x; },
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move(vec) { this.pos = this.pos.add(vec); },
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rotate(x) { this.transform.rotate(x, [0,0,-1]); },
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grow(vec) {
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if (typeof vec === 'number') vec = [vec,vec];
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this.scale = this.scale.map((x,i) => x*vec[i]);
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},
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/* Reparent 'this' to be 'parent's child */
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reparent(parent) {
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assert(parent, `Tried to reparent ${this.toString()} to nothing.`);
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console.spam(`parenting ${this.toString()} to ${parent.toString()}`);
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if (this.master === parent) {
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console.warn("not reparenting ...");
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console.warn(`${this.master} is the same as ${parent}`);
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return;
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}
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var name = unique_name(Object.keys(parent), this.name);
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this.name = name;
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this.master?.remove_obj(this);
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this.master = parent;
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parent.objects[this.guid] = this;
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parent[name] = this;
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Object.hide(parent, name);
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},
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remove_obj(obj) {
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delete this.objects[obj.guid];
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delete this[obj.name];
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Object.unhide(this, obj.name);
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},
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spawn(text, config, callback) {
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var st = profile.now();
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var ent = Object.create(entity);
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ent.transform = os.make_transform();
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ent.guid = prosperon.guid();
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ent.components = {};
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ent.objects = {};
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ent.timers = [];
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if (!text)
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ent.ur = emptyur;
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else if (typeof text === 'object' && text) {// assume it's an ur
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ent.ur = text;
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text = ent.ur.text;
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config = [ent.ur.data, config].filter(x => x).flat();
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}
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else {
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ent.ur = getur(text, config);
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text = ent.ur.text;
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config = [ent.ur.data, config];
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}
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if (typeof text === 'string')
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use(text, ent);
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else if (Array.isArray(text))
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text.forEach(path => use(path,ent));
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if (typeof config === 'string')
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Object.merge(ent, json.decode(Resources.replstrs(config)));
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else if (Array.isArray(config))
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config.forEach(function(path) {
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if (typeof path === 'string') {
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console.info(`ingesting ${path} ...`);
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Object.merge(ent, json.decode(Resources.replstrs(path)));
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}
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else if (typeof path === 'object')
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Object.merge(ent,path);
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});
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ent.reparent(this);
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for (var [prop, p] of Object.entries(ent)) {
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if (!p) continue;
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if (typeof p !== 'object') continue;
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if (!p.comp) continue;
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ent[prop] = component[p.comp](ent);
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Object.merge(ent[prop], p);
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ent.components[prop] = ent[prop];
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};
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check_registers(ent);
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if (typeof ent.load === 'function') ent.load();
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if (sim.playing())
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if (typeof ent.start === 'function') ent.start();
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Object.hide(ent, 'ur', 'components', 'objects', 'timers', 'guid', 'master');
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ent._ed = {
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selectable: true,
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dirty: false,
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inst: false,
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urdiff: {}
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};
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Object.hide(ent, '_ed');
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ent.sync();
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if (!Object.empty(ent.objects)) {
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var o = ent.objects;
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delete ent.objects;
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ent.objects = {};
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for (var i in o) {
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console.info(`creating ${i} on ${ent.toString()}`);
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var newur = o[i].ur;
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delete o[i].ur;
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var n = ent.spawn(ur[newur], o[i]);
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ent.rename_obj(n.toString(), i);
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}
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}
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if (ent.tag) game.tag_add(ent.tag, ent);
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if (callback) callback(ent);
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ent.ur.fresh ??= json.decode(json.encode(ent));
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ent.ur.fresh.objects = {};
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for (var i in ent.objects)
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ent.ur.fresh.objects[i] = ent.objects[i].instance_obj();
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profile.addreport(entityreport, ent.ur.name, st);
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return ent;
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},
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disable() { this.components.forEach(function(x) { x.disable(); }); },
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enable() { this.components.forEach(function(x) { x.enable(); }); },
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this2screen(pos) { return game.camera.world2view(this.this2world(pos)); },
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screen2this(pos) { return this.world2this(game.camera.view2world(pos)); },
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/* Make a unique object the same as its prototype */
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revert() { Object.merge(this, this.ur.fresh); },
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name: "new_object",
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toString() { return this.name; },
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width() {
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var bb = this.boundingbox();
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return bb.r - bb.l;
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},
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height() {
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var bb = this.boundingbox();
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return bb.t - bb.b;
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},
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flipx() { return this.scale.x < 0; },
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flipy() { return this.scale.y < 0; },
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mirror(plane) { this.scale = Vector.reflect(this.scale, plane); },
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/* Bounding box of the object in world dimensions */
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boundingbox() {
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var boxes = [];
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boxes.push({
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t: 0,
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r: 0,
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b: 0,
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l: 0
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});
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for (var key in this.components) {
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if ('boundingbox' in this.components[key])
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boxes.push(this.components[key].boundingbox());
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}
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for (var key in this.objects)
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boxes.push(this.objects[key].boundingbox());
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var bb = boxes.shift();
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boxes.forEach(function(x) { bb = bbox.expand(bb, x); });
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bb = bbox.move(bb, this.pos);
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return bb ? bb : bbox.fromcwh([0, 0], [0, 0]);
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},
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/* The unique components of this object. Its diff. */
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json_obj(depth=0) {
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var fresh = this.ur.fresh;
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var thiso = json.decode(json.encode(this)); // TODO: SLOW. Used to ignore properties in toJSON of components.
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var d = ediff(thiso, fresh);
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d ??= {};
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fresh.objects ??= {};
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var curobjs = {};
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for (var o in this.objects)
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curobjs[o] = this.objects[o].instance_obj();
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var odiff = ediff(curobjs, fresh.objects);
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if (odiff)
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d.objects = curobjs;
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delete d.pos;
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delete d.angle;
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delete d.scale;
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delete d.velocity;
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delete d.angularvelocity;
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return d;
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},
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/* The object needed to store an object as an instance of a master */
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instance_obj() {
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var t = this.transform();
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t.ur = this.ur.name;
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return t;
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},
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transform() {
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var t = {};
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t.pos = this.get_pos(this.master).map(x => Math.places(x, 0));
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t.angle = Math.places(this.get_angle(this.master), 4);
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t.scale = this.get_scale(this.master).map(x => Math.places(x, 2));;
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return t;
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},
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dup(diff) {
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var n = this.master.spawn(this.ur);
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Object.totalmerge(n, this.transform());
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return n;
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},
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kill() {
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if (this.__kill) return;
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this.__kill = true;
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console.spam(`Killing entity of type ${this.ur}`);
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this.timers.forEach(t => t());
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this.timers = [];
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Event.rm_obj(this);
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input.do_uncontrol(this);
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if (this.master) {
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this.master.remove_obj(this);
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this.master = undefined;
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}
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for (var key in this.components) {
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this.components[key].kill?.();
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this.components[key].gameobject = undefined;
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this.components[key].enabled = false;
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delete this.components[key];
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}
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delete this.components;
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this.clear();
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if (typeof this.stop === 'function') this.stop();
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game.tag_clear_guid(this.guid);
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for (var i in this) {
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if (typeof this[i] === 'object') delete this[i];
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if (typeof this[i] === 'function') delete this[i];
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}
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},
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make_objs(objs) {
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for (var prop in objs) {
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say(`spawning ${json.encode(objs[prop])}`);
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var newobj = this.spawn(objs[prop]);
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}
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},
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rename_obj(name, newname) {
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if (!this.objects[name]) {
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console.warn(`No object with name ${name}. Could not rename to ${newname}.`);
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return;
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}
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if (name === newname) {
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Object.hide(this, name);
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return;
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}
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if (this.objects[newname])
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return;
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this.objects[newname] = this.objects[name];
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this[newname] = this[name];
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this[newname].toString = function() { return newname; };
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Object.hide(this, newname);
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delete this.objects[name];
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delete this[name];
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return this.objects[newname];
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},
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add_component(comp, data) {
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var name = prosperon.guid();
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this.components[name] = comp(this);
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if (data) {
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Object.assign(this.components[name], data);
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this.components[name].sync?.();
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}
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return this.components[name];
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},
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};
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var gameobject = {
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check_dirty() {
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this._ed.urdiff = this.json_obj();
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this._ed.dirty = !Object.empty(this._ed.urdiff);
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return; // TODO: IMPLEMENT
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var lur = this.master.ur;
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if (!lur) return;
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var lur = lur.objects[this.toString()];
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var d = ediff(this._ed.urdiff, lur);
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if (!d || Object.empty(d))
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this._ed.inst = true;
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else
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this._ed.inst = false;
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},
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namestr() {
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var s = this.toString();
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if (this._ed?.dirty)
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if (this._ed.inst) s += "#";
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else s += "*";
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return s;
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},
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urstr() {
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var str = this.ur.name;
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if (this._ed.dirty) str = "*" + str;
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return str;
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},
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/* pin this object to the to object */
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pin(to) {
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var p = joint.pin(this,to);
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},
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slide(to, a = [0,0], b = [0,0], min = 0, max = 50) {
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var p = joint.slide(this, to, a, b, min, max);
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p.max_force = 500;
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p.break();
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},
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pivot(to, piv = this.pos) {
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var p = joint.pivot(this, to, piv);
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},
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/* groove is on to, from local points a and b, anchored to this at local anchor */
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groove(to, a, b, anchor = [0,0]) {
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var p = joint.groove(to, this, a, b, anchor);
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},
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damped_spring(to, length = Vector.length(this.pos,to.pos), stiffness = 1, damping = 1) {
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var dc = 2 * Math.sqrt(stiffness * this.mass);
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var p = joint.damped_spring(this, to, [0, 0], [0, 0], stiffness, damping * dc);
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},
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damped_rotary_spring(to, angle = 0, stiffness = 1, damping = 1) {
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/* calculate actual damping value from the damping ratio */
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/* damping = 1 is critical */
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var dc = 2 * Math.sqrt(stiffness * this.get_moi()); /* critical damping number */
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/* zeta = actual/critical */
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var p = joint.damped_rotary(this, to, angle, stiffness, damping * dc);
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},
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rotary_limit(to, min, max) {
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var p = joint.rotary(this, to, Math.turn2rad(min), Math.turn2rad(max));
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},
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ratchet(to, ratch) {
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var phase = this.angle - to.angle;
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var p = joint.ratchet(this, to, phase, Math.turn2rad(ratch));
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},
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gear(to, ratio = 1, phase = 0) {
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var phase = this.angle - to.angle;
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var p = joint.gear(this, to, phase, ratio);
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},
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motor(to, rate) {
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var p = joint.motor(this, to, rate);
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},
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set_pos(x, relative = world) {
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var newpos = relative.this2world(x);
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var move = newpos.sub(this.pos);
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this.rpos = newpos;
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this.objects.forEach(x => x.move(move));
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},
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set_angle(x, relative = world) {
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var newangle = relative.angle + x;
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var diff = newangle - this.angle;
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this.rangle = newangle;
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this.objects.forEach(obj => {
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obj.rotate(diff);
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obj.set_pos(Vector.rotate(obj.get_pos(obj.master), diff), obj.master);
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});
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},
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set_scale(x, relative = world) {
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if (typeof x === 'number') x = [x,x,x];
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var newscale = relative.scale.map((s,i) => x[i]*s);
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var pct = this.scale.map((s,i) => newscale[i]/s);
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this.rscale = newscale;
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this.objects.forEach(obj => {
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obj.grow(pct);
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obj.set_pos(obj.get_pos(obj.master).map((x,i) => x*pct[i]), obj.master);
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});
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},
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get_pos(relative = world) {
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if (relative === world) return this.pos;
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return relative.world2this(this.pos);
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//return this.pos.sub(relative.pos);
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},
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get_angle(relative = world) {
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if (relative === world) return this.angle;
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return this.angle - relative.angle;
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},
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get_scale(relative = world) {
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if (relative === world) return this.scale;
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var masterscale = relative.scale;
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return this.scale.map((x,i) => x/masterscale[i]);
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},
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in_air() { return this.in_air(); },
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/* Velocity and angular velocity of the object */
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phys_obj() {
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var phys = {};
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phys.velocity = this.velocity;
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phys.angularvelocity = this.angularvelocity;
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return phys;
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},
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set category(n) {
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if (n === 0) {
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this.categories = n;
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return;
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}
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var cat = (1 << (n-1));
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this.categories = cat;
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},
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get category() {
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if (this.categories === 0) return 0;
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var pos = 0;
|
|
var num = this.categories;
|
|
while (num > 0) {
|
|
if (num & 1) {
|
|
break;
|
|
}
|
|
pos++;
|
|
num >>>= 1;
|
|
}
|
|
|
|
return pos+1;
|
|
}
|
|
}
|
|
|
|
entity.spawn.doc = `Spawn an entity of type 'ur' on this entity. Returns the spawned entity.`;
|
|
|
|
gameobject.doc = {
|
|
doc: "All objects in the game created through spawning have these attributes.",
|
|
pos: "Position of the object, relative to its master.",
|
|
angle: "Rotation of this object, relative to its master.",
|
|
velocity: "Velocity of the object, relative to world.",
|
|
angularvelocity: "Angular velocity of the object, relative to the world.",
|
|
scale: "Scale of the object, relative to its master.",
|
|
flipx: "Check if the object is flipped on its x axis.",
|
|
flipy: "Check if the object is flipped on its y axis.",
|
|
elasticity: `When two objects collide, their elasticities are multiplied together. Their velocities are then multiplied by this value to find √their resultant velocities.`,
|
|
friction: `When one object touches another, friction slows them down.`,
|
|
mass: `The higher the mass of the object, the less forces will affect it.`,
|
|
phys: `Set to 0, 1, or 2, representing dynamic, kinematic, and static.`,
|
|
worldpos: `Function returns the world position of the object.`,
|
|
set_pos: `Function to set the position of the object in world coordinates.`,
|
|
worldangle: `Function to get the angle of the entity in the world.`,
|
|
rotate: `Function to rotate this object by x degrees.`,
|
|
move: 'Move an object by x,y,z. If the first parameter is an array, uses up to the first three array values.',
|
|
pulse: `Apply an impulse to this body in world coordinates. Impulse is a short force.`,
|
|
shove: `Apply a force to this body in world coordinates. Should be used over many frames.`,
|
|
shove_at: 'Apply a force to this body, at a position relative to itself.',
|
|
max_velocity: 'The max linear velocity this object can travel.',
|
|
max_angularvelocity: 'The max angular velocity this object can rotate.',
|
|
on_ground: `Return true if the object is on the ground.`,
|
|
spawn: `Create an instance of a supplied ur-type on this object. Optionally provide a data object to modify the created entity.`,
|
|
hide: `Make this object invisible.`,
|
|
show: `Make this object visible.`,
|
|
width: `The total width of the object and all its components.`,
|
|
height: `The total height of the object.`,
|
|
move: `Move this object the given amount.`,
|
|
boundingbox: `The boundingbox of the object.`,
|
|
dup: `Make an exact copy of this object.`,
|
|
transform: `Return an object representing the transform state of this object.`,
|
|
kill: `Remove this object from the world.`,
|
|
master: "The entity this entity belongs to.",
|
|
delay: 'Run the given function after the given number of seconds has elapsed.',
|
|
cry: 'Make a sound. Can only make one at a time.',
|
|
add_component: 'Add a component to the object by name.',
|
|
pin: 'Pin joint to another object. Acts as if a rigid rod is between the two objects.',
|
|
slide: 'Slide joint, similar to a pin but with min and max allowed distances.',
|
|
pivot: 'Pivot joint to an object, with the pivot given in world coordinates.',
|
|
groove: 'Groove joint. The groove is on to, from to local coordinates a and b, with this object anchored at anchor.',
|
|
damped_spring: 'Damped spring to another object. Length is the distance it wants to be, stiffness is the spring constant, and damping is the damping ratio. 1 is critical, < 1 is underdamped, > 1 is overdamped.',
|
|
damped_rotary_spring: 'Similar to damped spring but for rotation. Rest angle is the attempted angle.',
|
|
rotary_limit: 'Limit the angle relative to the to body between min and max.',
|
|
ratchet: 'Like a socket wrench, relative to to. ratch is the distance between clicks.',
|
|
gear: 'Keeps the angular velocity ratio of this body and to constant. Ratio is the gear ratio.',
|
|
motor: 'Keeps the relative angular velocity of this body to to at a constant rate. The most simple idea is for one of the bodies to be static, to the other is kept at rate.',
|
|
layer: 'Bitmask for collision layers.',
|
|
drawlayer: 'Layer for drawing. Higher numbers draw above lower ones.',
|
|
warp_filter: 'Bitmask for selecting what warps should affect this entity.',
|
|
};
|
|
|
|
global.ur = {};
|
|
|
|
if (io.exists(`${io.dumpfolder}/ur.json`))
|
|
ur = json.decode(io.slurp(`${io.dumpfolder}/ur.json`));
|
|
else {
|
|
ur = {};
|
|
ur._list = [];
|
|
}
|
|
|
|
/* UR OBJECT
|
|
ur {
|
|
name: fully qualified name of ur
|
|
text: file path to the script
|
|
data: file path to data
|
|
proto: resultant object of a freshly made entity
|
|
}
|
|
*/
|
|
|
|
/* Apply an ur u to an entity e */
|
|
/* u is given as */
|
|
function apply_ur(u, ent) {
|
|
if (typeof u !== 'string') {
|
|
console.warn("Must give u as a string.");
|
|
return;
|
|
}
|
|
|
|
var urs = u.split('.');
|
|
if (!urs.every(u => ur[u])) {
|
|
console.error(`Attempted to make ur combo ${u} but not every ur in the chain exists.`);
|
|
return;
|
|
}
|
|
|
|
for (var u of urs) {
|
|
var text = u.text;
|
|
var data = u.data;
|
|
if (typeof text === 'string')
|
|
use(text, ent);
|
|
else if (Array.isArray(text))
|
|
text.forEach(path => use(path,ent));
|
|
|
|
if (typeof data === 'string')
|
|
Object.merge(ent, json.decode(Resources.replstrs(data)));
|
|
else if (Array.isArray(data)) {
|
|
data.forEach(function(path) {
|
|
if (typeof path === 'string')
|
|
Object.merge(ent, json.decode(Resources.replstrs(data)));
|
|
else if (typeof path === 'object')
|
|
Object.merge(ent,path);
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
var emptyur = {
|
|
name: "empty"
|
|
}
|
|
|
|
var getur = function(text, data)
|
|
{
|
|
if (!text && !data) {
|
|
console.info('empty ur');
|
|
return {
|
|
name: "empty"
|
|
};
|
|
}
|
|
var urstr = text + "+" + data;
|
|
if (!ur[urstr]) {
|
|
ur[urstr] = {
|
|
name: urstr,
|
|
text: text,
|
|
data: data
|
|
}
|
|
}
|
|
return ur[urstr];
|
|
}
|
|
|
|
var ur_from_file = function(file) {
|
|
var urname = file.name();
|
|
if (ur[urname]) {
|
|
console.warn(`Tried to make another ur with the name ${urname} from ${file}, but it already exists.`);
|
|
return undefined;
|
|
}
|
|
var newur = {
|
|
name: urname
|
|
};
|
|
ur[urname] = newur;
|
|
ur._list.push(urname);
|
|
return newur;
|
|
}
|
|
|
|
game.loadurs = function() {
|
|
ur = {};
|
|
ur._list = [];
|
|
/* FIND ALL URS IN A PROJECT */
|
|
for (var file of io.glob("**.ur")) {
|
|
var newur = ur_from_file(file);
|
|
if (!newur) continue;
|
|
var uur = Resources.replstrs(file);
|
|
var urjson = json.decode(uur);
|
|
Object.assign(newur, urjson);
|
|
}
|
|
|
|
for (var file of io.glob("**.jso").filter(f => !ur[f.name()])) {
|
|
if (file[0] === '.' || file[0] === '_') continue;
|
|
var newur = ur_from_file(file);
|
|
if (!newur) continue;
|
|
newur.text = file;
|
|
|
|
var data = file.set_ext(".json");
|
|
if (io.exists(data)) {
|
|
console.info(`Found matching json ${data} for ${file}`);
|
|
newur.data = data;
|
|
}
|
|
}
|
|
|
|
return;
|
|
for (var file of io.glob("**.json").filter(f => !ur[f.name()])) {
|
|
if (file[0] === '.' || file[0] === '_') continue;
|
|
var newur = ur_from_file(file);
|
|
if (!newur) continue;
|
|
Object.assign(newur, {
|
|
data: file
|
|
});
|
|
}
|
|
};
|
|
|
|
game.ur = {};
|
|
game.ur.load = function(str) {}
|
|
game.ur.add_data = function(str, data)
|
|
{
|
|
var nur = ur[str];
|
|
if (!nur) {
|
|
console.warn(`Cannot add data to the ur ${str}.`);
|
|
return;
|
|
}
|
|
if (!Array.isArray(ur.data)) {
|
|
var arr = [];
|
|
if (ur.data) arr.push(ur.data);
|
|
ur.data = arr;
|
|
}
|
|
|
|
ur.data.push(data);
|
|
}
|
|
|
|
game.ur.save = function(str)
|
|
{
|
|
var nur = ur[str];
|
|
if (!nur) {
|
|
console.warn(`Cannot save ur ${str}.`);
|
|
return;
|
|
}
|
|
}
|
|
|
|
return { entity }
|