gecko/widget/public/nsIGfxInfo.idl

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/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corp.
* Portions created by the Initial Developer are Copyright (C) 2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsISupports.idl"
/* NOTE: this interface is completely undesigned, not stable and likely to change */
[scriptable, uuid(5c5de1e7-f7f4-46b4-9ced-03ab1f869eaf)]
interface nsIGfxInfo : nsISupports
{
/*
* These are win32-specific
*/
readonly attribute boolean D2DEnabled;
readonly attribute boolean DWriteEnabled;
readonly attribute DOMString DWriteVersion;
/**
* The name of the display adapter.
*/
readonly attribute DOMString adapterDescription;
readonly attribute DOMString adapterDriver;
/* These types are inspired by DXGI_ADAPTER_DESC */
readonly attribute unsigned long adapterVendorID;
readonly attribute unsigned long adapterDeviceID;
/**
* The amount of RAM in MB in the display adapter.
*/
readonly attribute DOMString adapterRAM;
readonly attribute DOMString adapterDriverVersion;
readonly attribute DOMString adapterDriverDate;
/*
* A set of constants for features that we can ask this GfxInfo object
* about via GetFeatureStatus
*/
/* Don't assign 0 or -1 */
/* Whether Direct2D is supported for content rendering. */
const long FEATURE_DIRECT2D = 1;
/* Whether Direct3D 9 is supported for layers. */
const long FEATURE_DIRECT3D_9_LAYERS = 2;
/* Whether Direct3D 10.0 is supported for layers. */
const long FEATURE_DIRECT3D_10_LAYERS = 3;
/* Whether Direct3D 10.1 is supported for layers. */
const long FEATURE_DIRECT3D_10_1_LAYERS = 4;
/* Whether OpenGL is supported for layers */
const long FEATURE_OPENGL_LAYERS = 5;
/* Whether WebGL is supported via OpenGL. */
const long FEATURE_WEBGL_OPENGL = 6;
/* Whether WebGL is supported via ANGLE (D3D9 -- does not check for the presence of ANGLE libs). */
const long FEATURE_WEBGL_ANGLE = 7;
/*
* A set of return values from GetFeatureStatus
*/
/* We don't explicitly block or discourage the feature. Which means we'll try getting it from the
* hardware, and see what happens. */
const long FEATURE_NO_INFO = 1;
/* This feature is blocked on this driver version. Updating driver will typically unblock it. */
const long FEATURE_BLOCKED_DRIVER_VERSION = 2;
/* This feature is blocked on this device, regardless of driver version.
* Typically means we hit too many driver crashes without a good reason to hope for them to
* get fixed soon. */
const long FEATURE_BLOCKED_DEVICE = 3;
/* This feature is available and can be used, but is not suggested (e.g. shouldn't be used by default */
const long FEATURE_DISCOURAGED = 4;
/* This feature is blocked on this OS version. */
const long FEATURE_BLOCKED_OS_VERSION = 5;
/**
* Ask about a feature, and return the status of that feature
*/
long getFeatureStatus(in long aFeature);
/*
* Ask about a feature, return the minimum driver version required for it if its status is
* FEATURE_BLOCKED_DRIVER_VERSION, otherwise return an empty string.
*/
DOMString getFeatureSuggestedDriverVersion(in long aFeature);
/**
* WebGL info; valid params are "full-renderer", "vendor", "renderer", "version",
* "shading_language_version", "extensions". These return info from
* underlying GL impl that's used to implement WebGL.
*/
DOMString getWebGLParameter(in DOMString aParam);
};