widget/nsIGfxInfo.idl

   1 /* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
   2  *
   3  * This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "nsISupports.idl"
   8
   9 /* NOTE: this interface is completely undesigned, not stable and likely to change */
  10
  11 [scriptable, uuid(f5b38c7d-142e-4a94-8097-b2e083f8c19b)]
  12 interface nsIGfxInfo : nsISupports
  13 {
  14   /*
  15    * These are win32-specific
  16    */
  17   readonly attribute boolean D2DEnabled;
  18   readonly attribute boolean DWriteEnabled;
  19   readonly attribute DOMString DWriteVersion;
  20   readonly attribute DOMString cleartypeParameters;
  21
  22   // XXX: Switch to a list of devices, rather than explicitly numbering them.
  23
  24   /**
  25    * The name of the display adapter.
  26    */
  27   readonly attribute DOMString adapterDescription;
  28   readonly attribute DOMString adapterDescription2;
  29
  30   readonly attribute DOMString adapterDriver;
  31   readonly attribute DOMString adapterDriver2;
  32
  33   /* These types are inspired by DXGI_ADAPTER_DESC */
  34   readonly attribute DOMString adapterVendorID;
  35   readonly attribute DOMString adapterVendorID2;
  36
  37   readonly attribute DOMString adapterDeviceID;
  38   readonly attribute DOMString adapterDeviceID2;
  39
  40   readonly attribute DOMString adapterSubsysID;
  41   readonly attribute DOMString adapterSubsysID2;
  42
  43   /**
  44    * The amount of RAM in MB in the display adapter.
  45    */
  46   readonly attribute DOMString adapterRAM;
  47   readonly attribute DOMString adapterRAM2;
  48
  49   readonly attribute DOMString adapterDriverVersion;
  50   readonly attribute DOMString adapterDriverVersion2;
  51
  52   readonly attribute DOMString adapterDriverDate;
  53   readonly attribute DOMString adapterDriverDate2;
  54
  55   readonly attribute boolean isGPU2Active;
  56
  57   void getFailures(
  58                [optional] out unsigned long failureCount,
  59                [retval, array, size_is(failureCount)] out string failures);
  60
  61   [noscript, notxpcom] void logFailure(in ACString failure);
  62   /*
  63    * A set of constants for features that we can ask this GfxInfo object
  64    * about via GetFeatureStatus
  65    */
  66   /* Don't assign 0 or -1 */
  67   /* Whether Direct2D is supported for content rendering. */
  68   const long FEATURE_DIRECT2D = 1;
  69   /* Whether Direct3D 9 is supported for layers. */
  70   const long FEATURE_DIRECT3D_9_LAYERS = 2;
  71   /* Whether Direct3D 10.0 is supported for layers. */
  72   const long FEATURE_DIRECT3D_10_LAYERS = 3;
  73   /* Whether Direct3D 10.1 is supported for layers. */
  74   const long FEATURE_DIRECT3D_10_1_LAYERS = 4;
  75   /* Whether OpenGL is supported for layers */
  76   const long FEATURE_OPENGL_LAYERS = 5;
  77   /* Whether WebGL is supported via OpenGL. */
  78   const long FEATURE_WEBGL_OPENGL = 6;
  79   /* Whether WebGL is supported via ANGLE (D3D9 -- does not check for the presence of ANGLE libs). */
  80   const long FEATURE_WEBGL_ANGLE = 7;
  81   /* Whether WebGL antialiasing is supported. */
  82   const long FEATURE_WEBGL_MSAA = 8;
  83   /* Whether Stagefright is supported */
  84   const long FEATURE_STAGEFRIGHT = 9;
  85   /* Whether Webrtc Hardware acceleration is supported */
  86   const long FEATURE_WEBRTC_HW_ACCELERATION = 10;
  87   /* Whether Direct3D 11 is supported for layers. */
  88   const long FEATURE_DIRECT3D_11_LAYERS = 11;
  89   /* Whether DXVA is supported for video decoding. */
  90   const long FEATURE_DXVA = 12;
  91
  92   /*
  93    * A set of return values from GetFeatureStatus
  94    */
  95
  96   /* The driver is save to the best of our knowledge */
  97   const long FEATURE_STATUS_OK = 1;
  98   /* We don't know the status of the feature yet. The analysis probably hasn't finished yet. */
  99   const long FEATURE_STATUS_UNKNOWN = 2;
 100   /* This feature is blocked on this driver version. Updating driver will typically unblock it. */
 101   const long FEATURE_BLOCKED_DRIVER_VERSION = 3;
 102   /* This feature is blocked on this device, regardless of driver version.
 103    * Typically means we hit too many driver crashes without a good reason to hope for them to
 104    * get fixed soon. */
 105   const long FEATURE_BLOCKED_DEVICE = 4;
 106   /* This feature is available and can be used, but is not suggested (e.g. shouldn't be used by default */
 107   const long FEATURE_DISCOURAGED = 5;
 108   /* This feature is blocked on this OS version. */
 109   const long FEATURE_BLOCKED_OS_VERSION = 6;
 110
 111   /**
 112    * Ask about a feature, and return the status of that feature
 113    */
 114   long getFeatureStatus(in long aFeature);
 115
 116   /*
 117    * Ask about a feature, return the minimum driver version required for it if its status is
 118    * FEATURE_BLOCKED_DRIVER_VERSION, otherwise return an empty string.
 119    */
 120   DOMString getFeatureSuggestedDriverVersion(in long aFeature);
 121
 122   /**
 123    * WebGL info; valid params are "full-renderer", "vendor", "renderer", "version",
 124    * "shading_language_version", "extensions".  These return info from
 125    * underlying GL impl that's used to implement WebGL.
 126    */
 127   DOMString getWebGLParameter(in DOMString aParam);
 128
 129   // only useful on X11
 130   [noscript, notxpcom] void GetData();
 131
 132   [implicit_jscontext]
 133   jsval getInfo();
 134 };
 135