gecko-dev/widget/nsIGfxInfo.idl

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/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsISupports.idl"
/* NOTE: this interface is completely undesigned, not stable and likely to change */
[scriptable, uuid(1accd618-4c80-4703-9d29-ecf257d397c8)]
interface nsIGfxInfo : nsISupports
{
/*
* These are win32-specific
*/
readonly attribute boolean D2DEnabled;
readonly attribute boolean DWriteEnabled;
readonly attribute boolean usingGPUProcess;
readonly attribute DOMString DWriteVersion;
readonly attribute DOMString cleartypeParameters;
/*
* These are valid across all platforms.
*/
readonly attribute DOMString ContentBackend;
readonly attribute boolean WebRenderEnabled;
// XXX: Switch to a list of devices, rather than explicitly numbering them.
/**
* The name of the display adapter.
*/
readonly attribute DOMString adapterDescription;
readonly attribute DOMString adapterDescription2;
readonly attribute DOMString adapterDriver;
readonly attribute DOMString adapterDriver2;
/* These types are inspired by DXGI_ADAPTER_DESC */
readonly attribute DOMString adapterVendorID;
readonly attribute DOMString adapterVendorID2;
readonly attribute DOMString adapterDeviceID;
readonly attribute DOMString adapterDeviceID2;
readonly attribute DOMString adapterSubsysID;
readonly attribute DOMString adapterSubsysID2;
/**
* The amount of RAM in MB in the display adapter.
*/
readonly attribute DOMString adapterRAM;
readonly attribute DOMString adapterRAM2;
readonly attribute DOMString adapterDriverVersion;
readonly attribute DOMString adapterDriverVersion2;
readonly attribute DOMString adapterDriverDate;
readonly attribute DOMString adapterDriverDate2;
readonly attribute boolean isGPU2Active;
/**
* Returns an array of objects describing each monitor. Guaranteed properties
* are "screenWidth" and "screenHeight". This is only implemented on Desktop.
*
* Windows additionally supplies "refreshRate" and "pseudoDisplay".
*
* OS X additionally supplies "scale".
*/
[implicit_jscontext]
jsval getMonitors();
void getFailures(
out unsigned long failureCount,
[optional, array, size_is(failureCount)] out long indices,
[retval, array, size_is(failureCount)] out string failures);
[noscript, notxpcom] void logFailure(in ACString failure);
/*
* A set of constants for features that we can ask this GfxInfo object
* about via GetFeatureStatus
*/
/* Don't assign any value <= 0 */
/* 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;
/* Whether WebGL antialiasing is supported. */
const long FEATURE_WEBGL_MSAA = 8;
/* Whether Stagefright is supported, starting in 17. */
const long FEATURE_STAGEFRIGHT = 9;
/* Whether Webrtc Hardware acceleration is supported, starting in 31. */
const long FEATURE_WEBRTC_HW_ACCELERATION = 10;
/* Whether Direct3D 11 is supported for layers, starting in 32. */
const long FEATURE_DIRECT3D_11_LAYERS = 11;
/* Whether hardware accelerated video decoding is supported, starting in 36. */
const long FEATURE_HARDWARE_VIDEO_DECODING = 12;
/* Whether Direct3D 11 is supported for ANGLE, starting in 38. */
const long FEATURE_DIRECT3D_11_ANGLE = 13;
/* Whether Webrtc Hardware acceleration is supported, starting in 42. */
const long FEATURE_WEBRTC_HW_ACCELERATION_ENCODE = 14;
/* Whether Webrtc Hardware acceleration is supported, starting in 42. */
const long FEATURE_WEBRTC_HW_ACCELERATION_DECODE = 15;
/* Whether Canvas acceleration is supported, starting in 45 */
const long FEATURE_CANVAS2D_ACCELERATION = 16;
/* Whether hardware VP8 decoding is supported, starting in 48. */
const long FEATURE_VP8_HW_DECODE = 17;
/* Whether hardware VP9 decoding is supported, starting in 48. */
const long FEATURE_VP9_HW_DECODE = 18;
/* Whether NV_dx_interop2 is supported, starting in 50. */
const long FEATURE_DX_INTEROP2 = 19;
/* Whether the GPU process is supported, starting in 52. */
const long FEATURE_GPU_PROCESS = 20;
/* Whether the WebGL2 is supported, starting in 54 */
const long FEATURE_WEBGL2 = 21;
/* Whether Advanced Layers is supported, starting in 56 */
const long FEATURE_ADVANCED_LAYERS = 22;
/* Whether D3D11 keyed mutex is supported, starting in 56 */
const long FEATURE_D3D11_KEYED_MUTEX = 23;
/* the maximum feature value. */
const long FEATURE_MAX_VALUE = FEATURE_D3D11_KEYED_MUTEX;
/*
* A set of return values from GetFeatureStatus
*/
/* The driver is safe to the best of our knowledge */
const long FEATURE_STATUS_OK = 1;
/* We don't know the status of the feature yet. The analysis probably hasn't finished yet. */
const long FEATURE_STATUS_UNKNOWN = 2;
/* This feature is blocked on this driver version. Updating driver will typically unblock it. */
const long FEATURE_BLOCKED_DRIVER_VERSION = 3;
/* 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 = 4;
/* This feature is available and can be used, but is not suggested (e.g. shouldn't be used by default */
const long FEATURE_DISCOURAGED = 5;
/* This feature is blocked on this OS version. */
const long FEATURE_BLOCKED_OS_VERSION = 6;
/* This feature is blocked because of mismatched driver versions. */
const long FEATURE_BLOCKED_MISMATCHED_VERSION = 7;
/**
* Ask about a feature, and return the status of that feature.
* If the feature is not ok then aFailureId will give a unique failure Id
* otherwise it will be empty.
*/
long getFeatureStatus(in long aFeature, [optional] out ACString aFailureId);
/*
* 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);
// only useful on X11
[noscript, notxpcom] void GetData();
[implicit_jscontext]
jsval getInfo();
// Return an object describing all features that have been configured:
//
// "features": [
// // For each feature:
// {
// "name": <string>,
// "description": <string>,
// "status": <string>,
// "log": [
// // One or more log entries, the first denotes the default value.
// {
// "type": <string>, // "base", "user", "env", or "runtime"
// "status": <string>,
// "message": <string> // Set unless type is "base" and status is "available".
// }
// ]
// }
// ]
// "fallbacks": [
// // For each workaround:
// {
// "name:" <string>,
// "description": <string>,
// "message": <string>
// ]
// }
//
// When a message is prefixed with a '#', it is a special status code. Status
// codes are unique identifiers that can be searched in the codebase to find
// which line of code caused the message. Some codes are standardized to
// improve about:support messaging:
//
// "[CONTEXT_]FEATURE_FAILURE_BUG_<number>"
// CONTEXT is optional and can currently only be "BLOCKLIST".
// <number> refers to a bug number in Bugzilla.
//
[implicit_jscontext]
jsval getFeatureLog();
// Returns an object containing information about graphics features. It is
// intended to be directly included into the Telemetry environment.
//
// "layers":
// {
// "compositor": "d3d9", "d3d11", "opengl", "basic", or "none"
// // ("none" indicates no compositors have been created)
// // Feature is one of "d3d9", "d3d11", "opengl", "basic", or "d2d".
// "<feature>": {
// // Each backend can have one of the following statuses:
// // "unused" - This feature has not been requested.
// // "unavailable" - OS version or restriction prevents use.
// // "blocked" - An internal condition (such as safe mode) prevents use.
// // "blacklisted" - Blocked due to a blacklist restriction.
// // "disabled" - User explicitly disabled this default feature.
// // "failed" - Feature failed to initialize.
// // "available" - User has this feature available by default.
// "status": "<status>",
// "version": "<version>",
// "warp": true|false, // D3D11 only.
// "textureSharing": true|false, // D3D11 only.
// }
// }
[implicit_jscontext]
jsval getFeatures();
// Returns an array listing any active crash guards.
//
// [
// {
// // Type is one of "d3d11layers", "d3d9video", "glcontext",
// // or "d3d11video".
// "type": "<identifier>",
//
// // Preference that must be deleted/reset to retrigger the guard.
// "prefName": "<preference>",
// }
// ]
[implicit_jscontext]
jsval getActiveCrashGuards();
// Forces the GPU process to start or shutdown. This is intended only for
// xpcshell-tests.
boolean controlGPUProcessForXPCShell(in boolean aEnable);
};