Three Laws

/* Any copyright is dedicated to the Public Domain. http://creativecommons.org/publicdomain/zero/1.0/ */ "use strict"; let {devtools} = Components.utils.import("resource://gre/modules/devtools/Loader.jsm", {}); let TiltManager = devtools.require("devtools/tilt/tilt").TiltManager; let TiltGL = devtools.require("devtools/tilt/tilt-gl"); let {EPSILON, TiltMath, vec3, mat3, mat4, quat4} = devtools.require("devtools/tilt/tilt-math"); let TiltUtils = devtools.require("devtools/tilt/tilt-utils"); let {TiltVisualizer} = devtools.require("devtools/tilt/tilt-visualizer"); let tempScope = {}; Components.utils.import("resource://gre/modules/devtools/LayoutHelpers.jsm", tempScope); let LayoutHelpers = tempScope.LayoutHelpers; const DEFAULT_HTML = "data:text/html," + "" + "" + "" + "" + "Three Laws" + "" + "" + "

" + "A robot may not injure a human being or, through inaction, allow a " + "human being to come to harm." + "

" + "

" + "A robot must obey the orders given to it by human beings, except " + "where such orders would conflict with the First Law." + "

" + "

" + "A robot must protect its own existence as long as such protection " + "does not conflict with the First or Second Laws." + "

" + "

" + "I like bacon." + "

" + "" + ""; let Tilt = TiltManager.getTiltForBrowser(window); const STARTUP = Tilt.NOTIFICATIONS.STARTUP; const INITIALIZING = Tilt.NOTIFICATIONS.INITIALIZING; const INITIALIZED = Tilt.NOTIFICATIONS.INITIALIZED; const DESTROYING = Tilt.NOTIFICATIONS.DESTROYING; const BEFORE_DESTROYED = Tilt.NOTIFICATIONS.BEFORE_DESTROYED; const DESTROYED = Tilt.NOTIFICATIONS.DESTROYED; const SHOWN = Tilt.NOTIFICATIONS.SHOWN; const HIDDEN = Tilt.NOTIFICATIONS.HIDDEN; const HIGHLIGHTING = Tilt.NOTIFICATIONS.HIGHLIGHTING; const UNHIGHLIGHTING = Tilt.NOTIFICATIONS.UNHIGHLIGHTING; const NODE_REMOVED = Tilt.NOTIFICATIONS.NODE_REMOVED; const TILT_ENABLED = Services.prefs.getBoolPref("devtools.tilt.enabled"); gDevTools.testing = true; SimpleTest.registerCleanupFunction(() => { gDevTools.testing = false; }); function isTiltEnabled() { info("Apparently, Tilt is" + (TILT_ENABLED ? "" : " not") + " enabled."); return TILT_ENABLED; } function isWebGLSupported() { let supported = !TiltGL.isWebGLForceEnabled() && TiltGL.isWebGLSupported() && TiltGL.create3DContext(createCanvas()); info("Apparently, WebGL is" + (supported ? "" : " not") + " supported."); return supported; } function isApprox(num1, num2, delta) { if (Math.abs(num1 - num2) > (delta || EPSILON)) { info("isApprox expected " + num1 + ", got " + num2 + " instead."); return false; } return true; } function isApproxVec(vec1, vec2, delta) { vec1 = Array.prototype.slice.call(vec1); vec2 = Array.prototype.slice.call(vec2); if (vec1.length !== vec2.length) { return false; } for (let i = 0, len = vec1.length; i < len; i++) { if (!isApprox(vec1[i], vec2[i], delta)) { info("isApproxVec expected [" + vec1 + "], got [" + vec2 + "] instead."); return false; } } return true; } function isEqualVec(vec1, vec2) { vec1 = Array.prototype.slice.call(vec1); vec2 = Array.prototype.slice.call(vec2); if (vec1.length !== vec2.length) { return false; } for (let i = 0, len = vec1.length; i < len; i++) { if (vec1[i] !== vec2[i]) { info("isEqualVec expected [" + vec1 + "], got [" + vec2 + "] instead."); return false; } } return true; } function createCanvas() { return document.createElementNS("http://www.w3.org/1999/xhtml", "canvas"); } function createTab(callback, location) { info("Creating a tab, with callback " + typeof callback + ", and location " + location + "."); let tab = gBrowser.selectedTab = gBrowser.addTab(); gBrowser.selectedBrowser.addEventListener("load", function onLoad() { gBrowser.selectedBrowser.removeEventListener("load", onLoad, true); callback(tab); }, true); gBrowser.selectedBrowser.contentWindow.location = location || DEFAULT_HTML; return tab; } function createTilt(callbacks, close, suddenDeath) { info("Creating Tilt, with callbacks {" + Object.keys(callbacks) + "}" + ", autoclose param " + close + ", and sudden death handler " + typeof suddenDeath + "."); handleFailure(suddenDeath); Services.prefs.setBoolPref("webgl.verbose", true); TiltUtils.Output.suppressAlerts = true; info("Attempting to start Tilt."); Services.obs.addObserver(onTiltOpen, INITIALIZING, false); Tilt.toggle(); function onTiltOpen() { info("Tilt was opened."); Services.obs.removeObserver(onTiltOpen, INITIALIZING); executeSoon(function() { if ("function" === typeof callbacks.onTiltOpen) { info("Calling 'onTiltOpen'."); callbacks.onTiltOpen(Tilt.visualizers[Tilt.currentWindowId]); } if (close) { executeSoon(function() { info("Attempting to close Tilt."); Services.obs.addObserver(onTiltClose, DESTROYED, false); Tilt.destroy(Tilt.currentWindowId); }); } }); } function onTiltClose() { info("Tilt was closed."); Services.obs.removeObserver(onTiltClose, DESTROYED); executeSoon(function() { if ("function" === typeof callbacks.onTiltClose) { info("Calling 'onTiltClose'."); callbacks.onTiltClose(); } if ("function" === typeof callbacks.onEnd) { info("Calling 'onEnd'."); callbacks.onEnd(); } }); } function handleFailure(suddenDeath) { Tilt.failureCallback = function() { info("Tilt FAIL."); Services.obs.removeObserver(onTiltOpen, INITIALIZING); info("Now relying on sudden death handler " + typeof suddenDeath + "."); suddenDeath && suddenDeath(); } } } function getPickablePoint(presenter) { let vertices = presenter._meshStacks[0].vertices.components; let topLeft = vec3.create([vertices[0], vertices[1], vertices[2]]); let bottomRight = vec3.create([vertices[6], vertices[7], vertices[8]]); let center = vec3.lerp(topLeft, bottomRight, 0.5, []); let renderer = presenter._renderer; let viewport = [0, 0, renderer.width, renderer.height]; return vec3.project(center, viewport, renderer.mvMatrix, renderer.projMatrix); }