Three Laws

diff -r 000000000000 -r 6474c204b198 browser/devtools/tilt/test/head.js --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/browser/devtools/tilt/test/head.js Wed Dec 31 06:09:35 2014 +0100 @@ -0,0 +1,210 @@ +/* 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); +}