aframe.js 51 KB

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  1. "use strict";
  2. // VWF & A-Frame model driver
  3. // Copyright 2017 Krestianstvo.org project
  4. //
  5. // Copyright 2012 United States Government, as represented by the Secretary of Defense, Under
  6. // Secretary of Defense (Personnel & Readiness).
  7. //
  8. // Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
  9. // in compliance with the License. You may obtain a copy of the License at
  10. //
  11. // http://www.apache.org/licenses/LICENSE-2.0
  12. //
  13. // Unless required by applicable law or agreed to in writing, software distributed under the License
  14. // is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
  15. // or implied. See the License for the specific language governing permissions and limitations under
  16. // the License.
  17. /// vwf/model/scenejs.js is a placeholder for a 3-D scene manager.
  18. ///
  19. /// @module vwf/model/aframe
  20. /// @requires vwf/model
  21. define(["module", "vwf/model", "vwf/utility"], function (module, model, utility) {
  22. var self;
  23. return model.load(module, {
  24. // == Module Definition ====================================================================
  25. // -- initialize ---------------------------------------------------------------------------
  26. initialize: function () {
  27. self = this;
  28. this.state = {
  29. nodes: {},
  30. scenes: {},
  31. prototypes: {},
  32. createLocalNode: function (nodeID, childID, childExtendsID, childImplementsIDs,
  33. childSource, childType, childIndex, childName, callback) {
  34. return {
  35. "parentID": nodeID,
  36. "ID": childID,
  37. "extendsID": childExtendsID,
  38. "implementsIDs": childImplementsIDs,
  39. "source": childSource,
  40. "type": childType,
  41. "name": childName,
  42. "prototypes": undefined,
  43. "aframeObj": undefined,
  44. "scene": undefined,
  45. "componentName": undefined,
  46. "events": {
  47. "clickable": false
  48. }
  49. };
  50. },
  51. isAFrameClass: function (prototypes, classID) {
  52. if (prototypes) {
  53. for (var i = 0; i < prototypes.length; i++) {
  54. if (prototypes[i] === classID) {
  55. //console.info( "prototypes[ i ]: " + prototypes[ i ] );
  56. return true;
  57. }
  58. }
  59. }
  60. return false;
  61. },
  62. isAFrameComponent: function (prototypes) {
  63. var found = false;
  64. if (prototypes) {
  65. for (var i = 0; i < prototypes.length && !found; i++) {
  66. found = (prototypes[i] === "http://vwf.example.com/aframe/node.vwf");
  67. }
  68. }
  69. return found;
  70. },
  71. setAFrameProperty: function (propertyName, propertyValue, aframeObject) {
  72. //console.log(propertyValue);
  73. if (propertyValue.hasOwnProperty('x')) {
  74. aframeObject.setAttribute(propertyName, propertyValue)
  75. } else
  76. if (Array.isArray(propertyValue)) {
  77. aframeObject.setAttribute(propertyName, { x: propertyValue[0], y: propertyValue[1], z: propertyValue[2] })
  78. } else if (typeof propertyValue === 'string') {
  79. aframeObject.setAttribute(propertyName, AFRAME.utils.coordinates.parse(propertyValue))
  80. }
  81. }
  82. };
  83. this.state.kernel = this.kernel.kernel.kernel;
  84. this.aframeDef = {
  85. 'A-BOX': [
  86. 'depth', 'height', 'segments-depth',
  87. 'segments-height', 'segments-width',
  88. 'width'],
  89. 'A-SPHERE': [
  90. 'phi-length', 'phi-start', 'radius',
  91. 'segments-depth',
  92. 'segments-height', 'segments-width',
  93. 'theta-length', 'theta-start'
  94. ],
  95. 'A-CYLINDER': [
  96. 'height', 'radius',
  97. 'open-ended', 'radius-bottom', 'radius-top',
  98. 'segments-height', 'segments-radial',
  99. 'theta-length', 'theta-start'
  100. ],
  101. 'A-CONE': [
  102. 'height',
  103. 'open-ended', 'radius-bottom', 'radius-top',
  104. 'segments-height', 'segments-radial',
  105. 'theta-length', 'theta-start'
  106. ],
  107. 'A-PLANE': [
  108. 'height', 'segments-height', 'segments-width','width'
  109. ],
  110. 'A-TEXT': [
  111. 'align', 'alpha-test', 'anchor',
  112. 'baseline', 'color', 'font',
  113. 'font-image', 'height',
  114. 'letter-spacing', 'line-height',
  115. 'opacity', 'shader',
  116. 'side', 'tab-size',
  117. 'transparent', 'value',
  118. 'white-space', 'width',
  119. 'wrap-count', 'wrap-pixels',
  120. 'z-offset'
  121. ],
  122. 'A-SKY': [
  123. 'phi-length', 'phi-start', 'radius','segments-height',
  124. 'segments-width',
  125. 'theta-length', 'theta-start',
  126. ],
  127. 'A-LIGHT': [
  128. 'angle', 'color', 'decay', 'distance',
  129. 'ground-color', 'intensity', 'penumbra',
  130. 'type', 'target'
  131. ]
  132. }
  133. },
  134. // == Model API ============================================================================
  135. // -- creatingNode -------------------------------------------------------------------------
  136. creatingNode: function (nodeID, childID, childExtendsID, childImplementsIDs,
  137. childSource, childType, childIndex, childName, callback /* ( ready ) */) {
  138. // If the parent nodeID is 0, this node is attached directly to the root and is therefore either
  139. // the scene or a prototype. In either of those cases, save the uri of the new node
  140. var childURI = (nodeID === 0 ? childIndex : undefined);
  141. var appID = this.kernel.application();
  142. // If the node being created is a prototype, construct it and add it to the array of prototypes,
  143. // and then return
  144. var prototypeID = utility.ifPrototypeGetId(appID, this.state.prototypes, nodeID, childID);
  145. if (prototypeID !== undefined) {
  146. this.state.prototypes[prototypeID] = {
  147. parentID: nodeID,
  148. ID: childID,
  149. extendsID: childExtendsID,
  150. implementsID: childImplementsIDs,
  151. source: childSource,
  152. type: childType,
  153. name: childName
  154. };
  155. return;
  156. }
  157. var protos = getPrototypes(this.kernel, childExtendsID);
  158. //var kernel = this.kernel.kernel.kernel;
  159. var node;
  160. if (this.state.isAFrameComponent(protos)) {
  161. // Create the local copy of the node properties
  162. if (this.state.nodes[childID] === undefined) {
  163. this.state.nodes[childID] = this.state.createLocalNode(nodeID, childID, childExtendsID, childImplementsIDs,
  164. childSource, childType, childIndex, childName, callback);
  165. }
  166. node = this.state.nodes[childID];
  167. node.prototypes = protos;
  168. // if (childType == "component") {
  169. // if (nodeID !== undefined) {
  170. // node.aframeObj = setAFrameObjectComponents(node);
  171. // addNodeToHierarchy(node);
  172. // }
  173. // } else {
  174. node.aframeObj = createAFrameObject(node);
  175. addNodeToHierarchy(node);
  176. //notifyDriverOfPrototypeAndBehaviorProps();
  177. // }
  178. //addNodeToHierarchy(node);
  179. }
  180. },
  181. // initializingNode: function( nodeID, childID, childExtendsID, childImplementsIDs,
  182. // childSource, childType, childIndex, childName ) {
  183. // var node = this.state.nodes[childID];
  184. // if ( node && childType == "component" ) {
  185. // }
  186. // },
  187. // -- initializingProperty -----------------------------------------------------------------
  188. initializingProperty: function (nodeID, propertyName, propertyValue) {
  189. var value = undefined;
  190. var node = this.state.nodes[nodeID];
  191. if (node !== undefined) {
  192. value = this.settingProperty(nodeID, propertyName, propertyValue);
  193. }
  194. return value;
  195. },
  196. // -- creatingProperty ---------------------------------------------------------------------
  197. creatingProperty: function (nodeID, propertyName, propertyValue) {
  198. return this.initializingProperty(nodeID, propertyName, propertyValue);
  199. },
  200. // -- callingMethod ------------------------------------------------------------------------
  201. callingMethod: function( nodeID, methodName, methodParameters ) {
  202. var node = this.state.nodes[nodeID];
  203. if(!node) return;
  204. if (node && node.aframeObj ) {
  205. if (methodName == 'lookAt') {
  206. console.log('lookAt: ' + methodParameters[0]);
  207. let target = methodParameters[0];
  208. node.aframeObj.object3D.lookAt(new THREE.Vector3(target.x, target.y, target.z));
  209. let newRotation = node.aframeObj.getAttribute('rotation');
  210. self.kernel.setProperty(nodeID, "rotation", {x: 0, y: newRotation.y, z: 0});
  211. }
  212. }
  213. },
  214. // -- deletingNode -------------------------------------------------------------------------
  215. //deletingNode: function( nodeID ) {
  216. //},
  217. // -- deletingNode -------------------------------------------------------------------------
  218. deletingNode: function (nodeID) {
  219. if (nodeID) {
  220. var childNode = this.state.nodes[nodeID];
  221. if (!childNode) return;
  222. if (childNode !== undefined) {
  223. if (childNode.children) {
  224. for (var i = 0; i < childNode.children.length; i++) {
  225. this.deletingNode(childNode.children[i]);
  226. }
  227. }
  228. if (childNode.aframeObj !== undefined) {
  229. // removes and destroys object
  230. childNode.aframeObj.parentNode.removeChild(childNode.aframeObj);
  231. childNode.aframeObj = undefined;
  232. }
  233. delete this.state.nodes[nodeID];
  234. }
  235. }
  236. },
  237. // -- settingProperty ----------------------------------------------------------------------
  238. settingProperty: function (nodeID, propertyName, propertyValue) {
  239. var node = this.state.nodes[nodeID];
  240. var value = undefined;
  241. // if (node.componentName == 'line') {
  242. // console.log(node.aframeObj);
  243. // }
  244. if (node && node.aframeObj && utility.validObject(propertyValue)) {
  245. var aframeObject = node.aframeObj;
  246. if (isNodeDefinition(node.prototypes)) {
  247. // 'id' will be set to the nodeID
  248. value = propertyValue;
  249. switch (propertyName) {
  250. default:
  251. value = undefined;
  252. break;
  253. }
  254. }
  255. if (value === undefined && isAEntityDefinition(node.prototypes)) {
  256. value = propertyValue;
  257. switch (propertyName) {
  258. case "worldPosition":
  259. break;
  260. case "position":
  261. this.state.setAFrameProperty('position', propertyValue, aframeObject);
  262. break;
  263. case "rotation":
  264. this.state.setAFrameProperty('rotation', propertyValue, aframeObject);
  265. break;
  266. case "scale":
  267. this.state.setAFrameProperty('scale', propertyValue, aframeObject);
  268. break;
  269. case "clickable":
  270. if (propertyValue) {
  271. aframeObject.setAttribute('class', 'intersectable');
  272. } else {
  273. aframeObject.setAttribute('class', 'nonintersectable');
  274. }
  275. node.events.clickable = propertyValue;
  276. break;
  277. case "visible":
  278. aframeObject.setAttribute('visible', propertyValue);
  279. break;
  280. // case "clickable":
  281. // console.log("set clickable!");
  282. // value = propertyValue;
  283. // break;
  284. // case "clickable":
  285. // if (propertyValue) {
  286. // aframeObject.addEventListener('click', function (evt) {
  287. // console.log("click!");
  288. // vwf_view.kernel.fireEvent(node.ID, "clickEvent",evt.detail.cursorEl.id);
  289. // });
  290. // }
  291. // break;
  292. // case "look-controls-enabled":
  293. // aframeObject.setAttribute('look-controls', 'enabled', propertyValue);
  294. // break;
  295. case "wasd-controls":
  296. aframeObject.setAttribute('wasd-controls', 'enabled', propertyValue);
  297. break;
  298. default:
  299. value = undefined;
  300. break;
  301. }
  302. }
  303. if (value === undefined && aframeObject.nodeName == "A-ASSET-ITEM") {
  304. value = propertyValue;
  305. switch (propertyName) {
  306. case "itemID":
  307. aframeObject.setAttribute('id', propertyValue);
  308. break;
  309. case "itemSrc":
  310. aframeObject.setAttribute('src', propertyValue);
  311. break;
  312. default:
  313. value = undefined;
  314. break;
  315. }
  316. }
  317. if (value === undefined && aframeObject.nodeName == "IMG") {
  318. value = propertyValue;
  319. switch (propertyName) {
  320. case "itemID":
  321. aframeObject.setAttribute('id', propertyValue);
  322. break;
  323. case "itemSrc":
  324. aframeObject.setAttribute('src', propertyValue);
  325. break;
  326. // case "width":
  327. // aframeObject.width = propertyValue;
  328. // break;
  329. // case "height":
  330. // aframeObject.height = propertyValue;
  331. // break;
  332. default:
  333. value = undefined;
  334. break;
  335. }
  336. }
  337. if (value === undefined && aframeObject.nodeName == "AUDIO") {
  338. value = propertyValue;
  339. switch (propertyName) {
  340. case "itemID":
  341. aframeObject.setAttribute('id', propertyValue);
  342. break;
  343. case "itemSrc":
  344. aframeObject.setAttribute('src', propertyValue);
  345. break;
  346. default:
  347. value = undefined;
  348. break;
  349. }
  350. }
  351. if (value === undefined && aframeObject.nodeName == "VIDEO") {
  352. value = propertyValue;
  353. switch (propertyName) {
  354. case "itemID":
  355. aframeObject.setAttribute('id', propertyValue);
  356. break;
  357. case "itemSrc":
  358. aframeObject.setAttribute('src', propertyValue);
  359. break;
  360. default:
  361. value = undefined;
  362. break;
  363. }
  364. }
  365. if (value === undefined && aframeObject.nodeName == "A-SKY") {
  366. value = propertyValue;
  367. self.aframeDef['A-SKY'].forEach(element => {
  368. element == propertyName ? aframeObject.setAttribute(element, propertyValue) :
  369. value = undefined;
  370. })
  371. }
  372. if (value === undefined && aframeObject.nodeName == "A-TEXT") {
  373. value = propertyValue;
  374. self.aframeDef['A-TEXT'].forEach(element => {
  375. element == propertyName ? aframeObject.setAttribute(element, propertyValue) :
  376. value = undefined;
  377. })
  378. }
  379. if (value === undefined && aframeObject.nodeName == "A-SCENE") {
  380. value = propertyValue;
  381. switch (propertyName) {
  382. case "color":
  383. aframeObject.setAttribute('background', {'color': propertyValue} );
  384. break;
  385. case "transparent":
  386. aframeObject.setAttribute('background', {'transparent': propertyValue} );
  387. break;
  388. // case "fog":
  389. // aframeObject.setAttribute('fog', propertyValue);
  390. // break;
  391. case "assets":
  392. let assetsEl = document.querySelector('a-assets');
  393. if (!assetsEl) {
  394. let newAssetsEl = document.createElement('a-assets');
  395. aframeObject.appendChild(newAssetsEl);
  396. }
  397. var assetsElement = document.querySelector('a-assets');
  398. if (propertyValue) {
  399. httpGetJson(propertyValue).then(function (response) {
  400. console.log(JSON.parse(response));
  401. let assets = JSON.parse(response);
  402. for (var prop in assets) {
  403. var elm = document.createElement(assets[prop].tag);
  404. elm.setAttribute('id', prop);
  405. elm.setAttribute('src', assets[prop].src);
  406. assetsElement.appendChild(elm);
  407. }
  408. }).catch(function (error) {
  409. console.log(error);
  410. });
  411. }
  412. break;
  413. default:
  414. value = undefined;
  415. break;
  416. }
  417. }
  418. if (value === undefined && aframeObject.nodeName == "A-BOX") {
  419. value = propertyValue;
  420. self.aframeDef['A-BOX'].forEach(element => {
  421. element == propertyName ? aframeObject.setAttribute(element, propertyValue) :
  422. value = undefined;
  423. })
  424. }
  425. if (value === undefined && aframeObject.nodeName == "A-LIGHT") {
  426. value = propertyValue;
  427. self.aframeDef['A-LIGHT'].forEach(element => {
  428. element == propertyName ? aframeObject.setAttribute(element, propertyValue) :
  429. value = undefined;
  430. })
  431. switch (propertyName) {
  432. case "castShadow":
  433. aframeObject.setAttribute('light', 'castShadow', propertyValue);
  434. break;
  435. case "shadowCameraVisible":
  436. aframeObject.setAttribute('light', 'shadowCameraVisible', propertyValue);
  437. break;
  438. default:
  439. value = undefined;
  440. break;
  441. }
  442. }
  443. if (value === undefined && aframeObject.nodeName == "A-GLTF-MODEL") {
  444. value = propertyValue;
  445. switch (propertyName) {
  446. case "src":
  447. aframeObject.setAttribute('src', propertyValue);
  448. break;
  449. default:
  450. value = undefined;
  451. break;
  452. }
  453. }
  454. if (value === undefined && aframeObject.nodeName == "A-COLLADA-MODEL") {
  455. value = propertyValue;
  456. switch (propertyName) {
  457. case "src":
  458. aframeObject.setAttribute('src', propertyValue);
  459. break;
  460. default:
  461. value = undefined;
  462. break;
  463. }
  464. }
  465. if (value === undefined && aframeObject.nodeName == "A-OBJ-MODEL") {
  466. value = propertyValue;
  467. switch (propertyName) {
  468. case "src":
  469. aframeObject.setAttribute('src', propertyValue);
  470. break;
  471. case "mtl":
  472. aframeObject.setAttribute('mtl', propertyValue);
  473. break;
  474. default:
  475. value = undefined;
  476. break;
  477. }
  478. }
  479. if (value === undefined && aframeObject.nodeName == "A-PLANE") {
  480. value = propertyValue;
  481. self.aframeDef['A-PLANE'].forEach(element => {
  482. element == propertyName ? aframeObject.setAttribute(element, propertyValue) :
  483. value = undefined;
  484. })
  485. }
  486. if (value === undefined && aframeObject.nodeName == "A-SPHERE") {
  487. value = propertyValue;
  488. self.aframeDef['A-SPHERE'].forEach(element => {
  489. element == propertyName ? aframeObject.setAttribute(element, propertyValue) :
  490. value = undefined;
  491. })
  492. }
  493. if (value === undefined && aframeObject.nodeName == "A-CYLINDER") {
  494. value = propertyValue;
  495. self.aframeDef['A-CYLINDER'].forEach(element => {
  496. element == propertyName ? aframeObject.setAttribute(element, propertyValue) :
  497. value = undefined;
  498. })
  499. }
  500. if (value === undefined && aframeObject.nodeName == "A-CONE") {
  501. value = propertyValue;
  502. self.aframeDef['A-CONE'].forEach(element => {
  503. element == propertyName ? aframeObject.setAttribute(element, propertyValue) :
  504. value = undefined;
  505. })
  506. }
  507. if (value === undefined && aframeObject.nodeName == "A-ANIMATION") {
  508. value = propertyValue;
  509. switch (propertyName) {
  510. // attribute:
  511. // dur:
  512. // from:
  513. // to:
  514. // repeat:
  515. case "dur":
  516. aframeObject.setAttribute('dur', propertyValue);
  517. break;
  518. case "from":
  519. aframeObject.setAttribute('from', propertyValue);
  520. break;
  521. case "to":
  522. aframeObject.setAttribute('to', propertyValue);
  523. break;
  524. case "repeat":
  525. aframeObject.setAttribute('repeat', propertyValue);
  526. break;
  527. case "attribute":
  528. aframeObject.setAttribute('attribute', propertyValue);
  529. break;
  530. case "begin":
  531. aframeObject.setAttribute('begin', propertyValue);
  532. break;
  533. default:
  534. value = undefined;
  535. break;
  536. }
  537. }
  538. if (value === undefined && aframeObject.nodeName == "A-CAMERA") {
  539. value = propertyValue;
  540. switch (propertyName) {
  541. case "user-height":
  542. aframeObject.setAttribute('user-height', propertyValue);
  543. break;
  544. case "look-controls-enabled":
  545. aframeObject.setAttribute('look-controls-enabled', propertyValue);
  546. break;
  547. case "wasd-controls-enabled":
  548. aframeObject.setAttribute('wasd-controls-enabled', propertyValue);
  549. break;
  550. // case "active":
  551. // aframeObject.setAttribute('camera', 'active', propertyValue);
  552. // break;
  553. default:
  554. value = undefined;
  555. break;
  556. }
  557. }
  558. if (value === undefined && aframeObject.nodeName == "A-SUN-SKY") {
  559. value = propertyValue;
  560. switch (propertyName) {
  561. case "sunPosition":
  562. aframeObject.setAttribute('material', 'sunPosition', propertyValue);
  563. break;
  564. // case "active":
  565. // aframeObject.setAttribute('camera', 'active', propertyValue);
  566. // break;
  567. default:
  568. value = undefined;
  569. break;
  570. }
  571. }
  572. }
  573. return value;
  574. },
  575. // -- gettingProperty ----------------------------------------------------------------------
  576. gettingProperty: function (nodeID, propertyName, propertyValue) {
  577. var node = this.state.nodes[nodeID];
  578. var value = undefined;
  579. if (node && node.aframeObj) {
  580. var aframeObject = node.aframeObj;
  581. if (isNodeDefinition(node.prototypes)) {
  582. switch (propertyName) {
  583. }
  584. }
  585. if (value === undefined && isAEntityDefinition(node.prototypes)) {
  586. switch (propertyName) {
  587. case "worldPosition":
  588. var pos = aframeObject.object3D.getWorldPosition();
  589. if (pos !== undefined) {
  590. value = pos;
  591. }
  592. break;
  593. case "position":
  594. var pos = aframeObject.getAttribute('position');
  595. if (pos !== undefined) {
  596. value = pos//[pos.x, pos.y, pos.z]//AFRAME.utils.coordinates.stringify(pos);
  597. }
  598. break;
  599. case "scale":
  600. var scale = aframeObject.getAttribute('scale');
  601. if (scale !== undefined) {
  602. value = scale//AFRAME.utils.coordinates.stringify(scale);
  603. }
  604. break;
  605. case "rotation":
  606. var rot = aframeObject.getAttribute('rotation');
  607. if (rot !== undefined) {
  608. value = rot//AFRAME.utils.coordinates.stringify(rot);
  609. }
  610. break;
  611. case "clickable":
  612. value = node.events.clickable;
  613. break;
  614. // case "look-controls-enabled":
  615. // var look = aframeObject.getAttribute('look-controls-enabled');
  616. // if (look !== null && look !== undefined) {
  617. // value = aframeObject.getAttribute('look-controls').enabled;
  618. // }
  619. // break;
  620. // case "wasd-controls":
  621. // var wasd = aframeObject.getAttribute('wasd-controls');
  622. // if (wasd !== null && wasd !== undefined) {
  623. // value = aframeObject.getAttribute('wasd-controls').enabled;
  624. // }
  625. // break;
  626. case "visible":
  627. value = aframeObject.getAttribute('visible');
  628. break;
  629. }
  630. }
  631. if (value === undefined && aframeObject.nodeName == "A-ASSET-ITEM") {
  632. switch (propertyName) {
  633. case "itemID":
  634. value = aframeObject.getAttribute('id');
  635. break;
  636. case "itemSrc":
  637. value = aframeObject.getAttribute('src');
  638. break;
  639. }
  640. }
  641. if (value === undefined && aframeObject.nodeName == "IMG") {
  642. switch (propertyName) {
  643. case "itemID":
  644. value = aframeObject.getAttribute('id');
  645. break;
  646. case "itemSrc":
  647. value = aframeObject.getAttribute('src');
  648. break;
  649. case "width":
  650. value = aframeObject.width;
  651. break;
  652. case "height":
  653. value = aframeObject.height;
  654. break;
  655. }
  656. }
  657. if (value === undefined && aframeObject.nodeName == "AUDIO") {
  658. switch (propertyName) {
  659. case "itemID":
  660. value = aframeObject.getAttribute('id');
  661. break;
  662. case "itemSrc":
  663. value = aframeObject.getAttribute('src');
  664. break;
  665. }
  666. }
  667. if (value === undefined && aframeObject.nodeName == "VIDEO") {
  668. switch (propertyName) {
  669. case "itemID":
  670. value = aframeObject.getAttribute('id');
  671. break;
  672. case "itemSrc":
  673. value = aframeObject.getAttribute('src');
  674. break;
  675. case "videoWidth":
  676. value = aframeObject.videoWidth;
  677. break;
  678. case "videoHeight":
  679. value = aframeObject.videoHeight;
  680. break;
  681. }
  682. }
  683. if (value === undefined && aframeObject.nodeName == "A-SCENE") {
  684. switch (propertyName) {
  685. // case "fog":
  686. // value = aframeObject.getAttribute('fog');
  687. // break;
  688. case "color":
  689. if (aframeObject.getAttribute('background')) {
  690. value = aframeObject.getAttribute('background').color;
  691. }
  692. break;
  693. case "transparent":
  694. if (aframeObject.getAttribute('background')) {
  695. value = aframeObject.getAttribute('background').transparent;
  696. }
  697. break;
  698. }
  699. }
  700. if (value === undefined && aframeObject.nodeName == "A-SKY") {
  701. self.aframeDef['A-SKY'].forEach(element => {
  702. if (element == propertyName) {
  703. value = aframeObject.getAttribute(element);
  704. }
  705. })
  706. }
  707. if (value === undefined && aframeObject.nodeName == "A-LIGHT") {
  708. self.aframeDef['A-LIGHT'].forEach(element => {
  709. if (element == propertyName) {
  710. value = aframeObject.getAttribute(element);
  711. }
  712. })
  713. switch (propertyName) {
  714. case "castShadow":
  715. value = aframeObject.getAttribute('light').castShadow;
  716. break;
  717. case "shadowCameraVisible":
  718. value = aframeObject.getAttribute('light').shadowCameraVisible;
  719. break;
  720. }
  721. }
  722. if (value === undefined && aframeObject.nodeName == "A-BOX") {
  723. self.aframeDef['A-BOX'].forEach(element => {
  724. if (element == propertyName) {
  725. value = aframeObject.getAttribute(element);
  726. }
  727. })
  728. }
  729. if (value === undefined && aframeObject.nodeName == "A-PLANE") {
  730. self.aframeDef['A-PLANE'].forEach(element => {
  731. if (element == propertyName) {
  732. value = aframeObject.getAttribute(element);
  733. }
  734. })
  735. }
  736. if (value === undefined && aframeObject.nodeName == "A-SPHERE") {
  737. self.aframeDef['A-SPHERE'].forEach(element => {
  738. if (element == propertyName) {
  739. value = aframeObject.getAttribute(element);
  740. }
  741. })
  742. }
  743. if (value === undefined && aframeObject.nodeName == "A-CYLINDER") {
  744. self.aframeDef['A-CYLINDER'].forEach(element => {
  745. if (element == propertyName) {
  746. value = aframeObject.getAttribute(element);
  747. }
  748. })
  749. }
  750. if (value === undefined && aframeObject.nodeName == "A-CONE") {
  751. self.aframeDef['A-CONE'].forEach(element => {
  752. if (element == propertyName) {
  753. value = aframeObject.getAttribute(element);
  754. }
  755. })
  756. }
  757. if (value === undefined && aframeObject.nodeName == "A-TEXT") {
  758. self.aframeDef['A-TEXT'].forEach(element => {
  759. if (element == propertyName) {
  760. value = aframeObject.getAttribute(element);
  761. }
  762. })
  763. }
  764. if (value === undefined && aframeObject.nodeName == "A-ANIMATION") {
  765. switch (propertyName) {
  766. case "attribute":
  767. value = aframeObject.getAttribute('attribute');
  768. break;
  769. case "dur":
  770. value = aframeObject.getAttribute('dur');
  771. break;
  772. case "from":
  773. value = aframeObject.getAttribute('from');
  774. break;
  775. case "to":
  776. value = aframeObject.getAttribute('to');
  777. break;
  778. case "repeat":
  779. value = aframeObject.getAttribute('repeat');
  780. break;
  781. case "begin":
  782. value = aframeObject.getAttribute('begin');
  783. break;
  784. }
  785. }
  786. if (value === undefined && aframeObject.nodeName == "A-CAMERA") {
  787. switch (propertyName) {
  788. case "user-height":
  789. value = aframeObject.getAttribute('user-height');
  790. break;
  791. case "look-controls-enabled":
  792. value = aframeObject.getAttribute('look-controls-enabled');
  793. break;
  794. case "wasd-controls-enabled":
  795. value = aframeObject.getAttribute('wasd-controls-enabled');
  796. break;
  797. }
  798. // switch (propertyName) {
  799. // case "active":
  800. // value = aframeObject.getAttribute('camera').active;
  801. // break;
  802. // }
  803. }
  804. if (value === undefined && aframeObject.nodeName == "A-SUN-SKY") {
  805. switch (propertyName) {
  806. case "sunPosition":
  807. value = aframeObject.getAttribute('material').sunPosition;
  808. break;
  809. }
  810. // switch (propertyName) {
  811. // case "active":
  812. // value = aframeObject.getAttribute('camera').active;
  813. // break;
  814. // }
  815. }
  816. if (value === undefined && aframeObject.nodeName == "A-COLLADA-MODEL") {
  817. switch (propertyName) {
  818. case "src":
  819. value = aframeObject.getAttribute('src');
  820. break;
  821. }
  822. }
  823. if (value === undefined && aframeObject.nodeName == "A-OBJ-MODEL") {
  824. switch (propertyName) {
  825. case "src":
  826. value = aframeObject.getAttribute('src');
  827. break;
  828. case "mtl":
  829. value = aframeObject.getAttribute('mtl');
  830. break;
  831. }
  832. }
  833. if (value === undefined && aframeObject.nodeName == "A-GLTF-MODEL") {
  834. switch (propertyName) {
  835. case "src":
  836. value = aframeObject.getAttribute('src');
  837. break;
  838. }
  839. }
  840. }
  841. if (value !== undefined) {
  842. propertyValue = value;
  843. }
  844. return value;
  845. }
  846. });
  847. function createAFrameObject(node, config) {
  848. var protos = node.prototypes;
  849. var aframeObj = undefined;
  850. if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/ascene.vwf")) {
  851. aframeObj = document.createElement('a-scene');
  852. let assetsElement = document.createElement('a-assets');
  853. aframeObj.appendChild(assetsElement);
  854. self.state.scenes[node.ID] = aframeObj;
  855. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/a-asset-item.vwf")) {
  856. let assets = document.querySelector('a-assets');
  857. if (assets){
  858. aframeObj = document.createElement('a-asset-item');
  859. aframeObj.setAttribute('id', "item-"+GUID());
  860. aframeObj.setAttribute('src', "");
  861. aframeObj.setAttribute('crossorigin', "anonymous");
  862. assets.appendChild(aframeObj);
  863. }
  864. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/a-asset-image-item.vwf")) {
  865. let assets = document.querySelector('a-assets');
  866. if (assets){
  867. aframeObj = document.createElement('img');
  868. aframeObj.setAttribute('id', "item-"+GUID());
  869. aframeObj.setAttribute('src', "");
  870. aframeObj.setAttribute('crossorigin', "anonymous");
  871. assets.appendChild(aframeObj);
  872. }
  873. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/a-asset-audio-item.vwf")) {
  874. let assets = document.querySelector('a-assets');
  875. if (assets){
  876. aframeObj = document.createElement('audio');
  877. aframeObj.setAttribute('id', "item-"+GUID());
  878. aframeObj.setAttribute('src', "");
  879. aframeObj.setAttribute('crossorigin', "anonymous");
  880. assets.appendChild(aframeObj);
  881. }
  882. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/a-asset-video-item.vwf")) {
  883. let assets = document.querySelector('a-assets');
  884. if (assets){
  885. aframeObj = document.createElement('video');
  886. aframeObj.setAttribute('id', "item-"+GUID());
  887. aframeObj.setAttribute('src', "");
  888. aframeObj.setAttribute('crossorigin', "anonymous");
  889. aframeObj.setAttribute('autoplay', "");
  890. aframeObj.setAttribute('loop', true);
  891. assets.appendChild(aframeObj);
  892. }
  893. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/asky.vwf")) {
  894. aframeObj = document.createElement('a-sky');
  895. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/acamera.vwf")) {
  896. aframeObj = document.createElement('a-camera');
  897. aframeObj.setAttribute('camera', 'active', false);
  898. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/alight.vwf")) {
  899. aframeObj = document.createElement('a-light');
  900. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/acursor.vwf")) {
  901. aframeObj = document.createElement('a-cursor');
  902. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/a-sun-sky.vwf")) {
  903. aframeObj = document.createElement('a-sun-sky');
  904. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/abox.vwf")) {
  905. aframeObj = document.createElement('a-box');
  906. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/aplane.vwf")) {
  907. aframeObj = document.createElement('a-plane');
  908. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/acylinder.vwf")) {
  909. aframeObj = document.createElement('a-cylinder');
  910. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/acone.vwf")) {
  911. aframeObj = document.createElement('a-cone');
  912. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/atext.vwf")) {
  913. aframeObj = document.createElement('a-text');
  914. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/acolladamodel.vwf")) {
  915. aframeObj = document.createElement('a-collada-model');
  916. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/aobjmodel.vwf")) {
  917. aframeObj = document.createElement('a-obj-model');
  918. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/agltfmodel.vwf")) {
  919. aframeObj = document.createElement('a-gltf-model');
  920. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/asphere.vwf")) {
  921. aframeObj = document.createElement('a-sphere');
  922. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/aanimation.vwf")) {
  923. aframeObj = document.createElement('a-animation');
  924. } else if (self.state.isAFrameClass(protos, "http://vwf.example.com/aframe/aentity.vwf")) {
  925. aframeObj = document.createElement('a-entity');
  926. }
  927. if (aframeObj.nodeName !== "A-ASSET-ITEM" &&
  928. aframeObj.nodeName !== "IMG" &&
  929. aframeObj.nodeName !== "AUDIO" &&
  930. aframeObj.nodeName !== "VIDEO"
  931. ){
  932. aframeObj.setAttribute('id', node.ID);
  933. }
  934. return aframeObj;
  935. }
  936. function addNodeToHierarchy(node) {
  937. if (node.aframeObj) {
  938. if (self.state.nodes[node.parentID] !== undefined) {
  939. var parent = self.state.nodes[node.parentID];
  940. if (parent.aframeObj) {
  941. if (parent.children === undefined) {
  942. parent.children = [];
  943. }
  944. parent.children.push(node.ID);
  945. //console.info( "Adding child: " + childID + " to " + nodeID );
  946. if (node.aframeObj.nodeName !== "A-ASSET-ITEM" &&
  947. node.aframeObj.nodeName !== "IMG" &&
  948. node.aframeObj.nodeName !== "AUDIO" &&
  949. node.aframeObj.nodeName !== "VIDEO"
  950. ){
  951. parent.aframeObj.appendChild(node.aframeObj);
  952. }
  953. }
  954. }
  955. if (node.aframeObj.nodeName !== "A-SCENE") {
  956. node.scene = self.state.scenes[self.kernel.application()];
  957. }
  958. }
  959. }
  960. function getPrototypes(kernel, extendsID) {
  961. var prototypes = [];
  962. var id = extendsID;
  963. while (id !== undefined) {
  964. prototypes.push(id);
  965. id = kernel.prototype(id);
  966. }
  967. return prototypes;
  968. }
  969. function isNodeDefinition(prototypes) {
  970. var found = false;
  971. if (prototypes) {
  972. for (var i = 0; i < prototypes.length && !found; i++) {
  973. found = (prototypes[i] == "http://vwf.example.com/aframe/node.vwf");
  974. }
  975. }
  976. return found;
  977. }
  978. function isAEntityDefinition(prototypes) {
  979. var found = false;
  980. if (prototypes) {
  981. for (var i = 0; i < prototypes.length && !found; i++) {
  982. found = (prototypes[i] == "http://vwf.example.com/aframe/aentity.vwf");
  983. }
  984. }
  985. return found;
  986. }
  987. // Changing this function significantly from the GLGE code
  988. // Will search hierarchy down until encountering a matching child
  989. // Will look into nodes that don't match.... this might not be desirable
  990. function FindChildByName(obj, childName, childType, recursive) {
  991. var child = undefined;
  992. if (recursive) {
  993. // TODO: If the obj itself has the child name, the object will be returned by this function
  994. // I don't think this this desirable.
  995. if (nameTest.call(this, obj, childName)) {
  996. child = obj;
  997. } else if (obj.children && obj.children.length > 0) {
  998. for (var i = 0; i < obj.children.length && child === undefined; i++) {
  999. child = FindChildByName(obj.children[i], childName, childType, true);
  1000. }
  1001. }
  1002. } else {
  1003. if (obj.children) {
  1004. for (var i = 0; i < obj.children.length && child === undefined; i++) {
  1005. if (nameTest.call(this, obj.children[i], childName)) {
  1006. child = obj.children[i];
  1007. }
  1008. }
  1009. }
  1010. }
  1011. return child;
  1012. }
  1013. function nameTest(obj, name) {
  1014. if (obj.name == "") {
  1015. return (obj.parent.name + "Child" == name);
  1016. } else {
  1017. return (obj.name == name || obj.id == name || obj.vwfID == name);
  1018. }
  1019. }
  1020. function httpGet(url) {
  1021. return new Promise(function (resolve, reject) {
  1022. // do the usual Http request
  1023. let request = new XMLHttpRequest();
  1024. request.open('GET', url);
  1025. request.onload = function () {
  1026. if (request.status == 200) {
  1027. resolve(request.response);
  1028. } else {
  1029. reject(Error(request.statusText));
  1030. }
  1031. };
  1032. request.onerror = function () {
  1033. reject(Error('Network Error'));
  1034. };
  1035. request.send();
  1036. });
  1037. }
  1038. async function httpGetJson(url) {
  1039. // check if the URL looks like a JSON file and call httpGet.
  1040. let regex = /\.(json)$/i;
  1041. if (regex.test(url)) {
  1042. // call the async function, wait for the result
  1043. return await httpGet(url);
  1044. } else {
  1045. throw Error('Bad Url Format');
  1046. }
  1047. }
  1048. function GUID() {
  1049. var S4 = function () {
  1050. return Math.floor(
  1051. Math.random() * 0x10000 /* 65536 */
  1052. ).toString(16);
  1053. };
  1054. return (
  1055. S4() + S4() + "-" +
  1056. S4() + "-" +
  1057. S4() + "-" +
  1058. S4() + "-" +
  1059. S4() + S4() + S4()
  1060. );
  1061. }
  1062. });