1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/content/canvas/test/webgl-mochitest/driver-info.js Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,169 @@
1.4 +DriverInfo = (function() {
1.5 + // ---------------------------------------------------------------------------
1.6 + // Debug info handling
1.7 +
1.8 + function defaultInfoFunc(str) {
1.9 + console.log('Info: ' + str);
1.10 + }
1.11 +
1.12 + var gInfoFunc = defaultInfoFunc;
1.13 + function setInfoFunc(func) {
1.14 + gInfoFunc = func;
1.15 + }
1.16 +
1.17 + function info(str) {
1.18 + gInfoFunc(str);
1.19 + }
1.20 +
1.21 + // ---------------------------------------------------------------------------
1.22 + // OS and driver identification
1.23 + // Stolen from content/canvas/test/webgl/test_webgl_conformance_test_suite.html
1.24 + function detectDriverInfo() {
1.25 + try {
1.26 + var cc = SpecialPowers.Cc;
1.27 + } catch (e) {
1.28 + throw 'No SpecialPowers!';
1.29 + }
1.30 +
1.31 + const Cc = SpecialPowers.Cc;
1.32 + const Ci = SpecialPowers.Ci;
1.33 + var doc = Cc["@mozilla.org/xmlextras/domparser;1"].createInstance(Ci.nsIDOMParser).parseFromString("<html/>", "text/html");
1.34 +
1.35 + var canvas = doc.createElement("canvas");
1.36 + canvas.width = 1;
1.37 + canvas.height = 1;
1.38 +
1.39 + var type = "";
1.40 + var gl = null;
1.41 + try {
1.42 + gl = canvas.getContext("experimental-webgl");
1.43 + } catch(e) {}
1.44 +
1.45 + if (!gl) {
1.46 + info('Failed to create WebGL context for querying driver info.');
1.47 + throw 'WebGL failed';
1.48 + }
1.49 +
1.50 + var ext = gl.getExtension("WEBGL_debug_renderer_info");
1.51 + // this extension is unconditionally available to chrome. No need to check.
1.52 +
1.53 + var webglRenderer = gl.getParameter(ext.UNMASKED_RENDERER_WEBGL);
1.54 + var webglVendor = gl.getParameter(ext.UNMASKED_VENDOR_WEBGL);
1.55 + return [webglVendor, webglRenderer];
1.56 + }
1.57 +
1.58 + function detectOSInfo() {
1.59 + try {
1.60 + var cc = SpecialPowers.Cc;
1.61 + } catch (e) {
1.62 + throw 'No SpecialPowers!';
1.63 + }
1.64 +
1.65 + const Cc = SpecialPowers.Cc;
1.66 + const Ci = SpecialPowers.Ci;
1.67 +
1.68 + // From reftest.js:
1.69 + var runtime = Cc['@mozilla.org/xre/app-info;1'].getService(Ci.nsIXULRuntime);
1.70 +
1.71 + var os = null;
1.72 + var version = null;
1.73 + if (navigator.platform.indexOf('Win') == 0) {
1.74 + os = OS.WINDOWS;
1.75 +
1.76 + // code borrowed from browser/modules/test/browser_taskbar_preview.js
1.77 + version = SpecialPowers.Services.sysinfo.getProperty('version');
1.78 + version = parseFloat(version);
1.79 + // Version 6.0 is Vista, 6.1 is 7.
1.80 +
1.81 + } else if (navigator.platform.indexOf('Mac') == 0) {
1.82 + os = OS.MAC;
1.83 +
1.84 + var versionMatch = /Mac OS X (\d+.\d+)/.exec(navigator.userAgent);
1.85 + version = versionMatch ? parseFloat(versionMatch[1]) : null;
1.86 +
1.87 + } else if (runtime.widgetToolkit == 'gonk') {
1.88 + os = OS.B2G;
1.89 +
1.90 + } else if (navigator.appVersion.indexOf('Android') != -1) {
1.91 + os = OS.ANDROID;
1.92 + // From layout/tools/reftest/reftest.js:
1.93 + version = SpecialPowers.Services.sysinfo.getProperty('version');
1.94 +
1.95 + } else if (navigator.platform.indexOf('Linux') == 0) {
1.96 + // Must be checked after android, as android also has a 'Linux' platform string.
1.97 + os = OS.LINUX;
1.98 + }
1.99 +
1.100 + return [os, version];
1.101 + }
1.102 +
1.103 + var OS = {
1.104 + WINDOWS: 'windows',
1.105 + MAC: 'mac',
1.106 + LINUX: 'linux',
1.107 + ANDROID: 'android',
1.108 + B2G: 'b2g',
1.109 + };
1.110 +
1.111 + var DRIVER = {
1.112 + MESA: 'mesa',
1.113 + NVIDIA: 'nvidia',
1.114 + ANDROID_X86_EMULATOR: 'android x86 emulator',
1.115 + ANGLE: 'angle',
1.116 + };
1.117 +
1.118 + var kOS = null;
1.119 + var kOSVersion = null;
1.120 + var kDriver = null;
1.121 +
1.122 + try {
1.123 + [kOS, kOSVersion] = detectOSInfo();
1.124 + } catch (e) {
1.125 + // Generally just fails when we don't have SpecialPowers.
1.126 + }
1.127 +
1.128 + try {
1.129 + var glVendor, glRenderer;
1.130 + [glVendor, glRenderer] = detectDriverInfo();
1.131 + info('GL vendor: ' + glVendor);
1.132 + info('GL renderer: ' + glRenderer);
1.133 +
1.134 + if (glRenderer.contains('llvmpipe')) {
1.135 + kDriver = DRIVER.MESA;
1.136 + } else if (glRenderer.contains('Android Emulator')) {
1.137 + kDriver = DRIVER.ANDROID_X86_EMULATOR;
1.138 + } else if (glRenderer.contains('ANGLE')) {
1.139 + kDriver = DRIVER.ANGLE;
1.140 + } else if (glVendor.contains('NVIDIA')) {
1.141 + kDriver = DRIVER.NVIDIA;
1.142 + }
1.143 + } catch (e) {
1.144 + // detectDriverInfo is fallible where WebGL fails.
1.145 + }
1.146 +
1.147 + if (kOS) {
1.148 + info('OS detected as: ' + kOS);
1.149 + info(' Version: ' + kOSVersion);
1.150 + } else {
1.151 + info('OS not detected.');
1.152 + info(' `platform`: ' + navigator.platform);
1.153 + info(' `appVersion`: ' + navigator.appVersion);
1.154 + info(' `userAgent`: ' + navigator.userAgent);
1.155 + }
1.156 + if (kDriver) {
1.157 + info('GL driver detected as: ' + kDriver);
1.158 + } else {
1.159 + info('GL driver not detected.');
1.160 + }
1.161 +
1.162 + return {
1.163 + setInfoFunc: setInfoFunc,
1.164 +
1.165 + OS: OS,
1.166 + DRIVER: DRIVER,
1.167 + getOS: function() { return kOS; },
1.168 + getDriver: function() { return kDriver; },
1.169 + getOSVersion: function() { return kOSVersion; },
1.170 + };
1.171 +})();
1.172 +
