gpu/config/gpu_info.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef GPU_CONFIG_GPU_INFO_H_
   6 #define GPU_CONFIG_GPU_INFO_H_
   7
   8 // Provides access to the GPU information for the system
   9 // on which chrome is currently running.
  10
  11 #include <string>
  12 #include <vector>
  13
  14 #include "base/basictypes.h"
  15 #include "base/time/time.h"
  16 #include "base/version.h"
  17 #include "build/build_config.h"
  18 #include "gpu/config/dx_diag_node.h"
  19 #include "gpu/gpu_export.h"
  20 #include "ui/gfx/geometry/size.h"
  21
  22 namespace gpu {
  23
  24 // Result for the various Collect*Info* functions below.
  25 // Fatal failures are for cases where we can't create a context at all or
  26 // something, making the use of the GPU impossible.
  27 // Non-fatal failures are for cases where we could gather most info, but maybe
  28 // some is missing (e.g. unable to parse a version string or to detect the exact
  29 // model).
  30 enum CollectInfoResult {
  31   kCollectInfoNone = 0,
  32   kCollectInfoSuccess = 1,
  33   kCollectInfoNonFatalFailure = 2,
  34   kCollectInfoFatalFailure = 3
  35 };
  36
  37 // Video profile.  This *must* match media::VideoCodecProfile.
  38 enum VideoCodecProfile {
  39   VIDEO_CODEC_PROFILE_UNKNOWN = -1,
  40   VIDEO_CODEC_PROFILE_MIN = VIDEO_CODEC_PROFILE_UNKNOWN,
  41   H264PROFILE_BASELINE = 0,
  42   H264PROFILE_MAIN = 1,
  43   H264PROFILE_EXTENDED = 2,
  44   H264PROFILE_HIGH = 3,
  45   H264PROFILE_HIGH10PROFILE = 4,
  46   H264PROFILE_HIGH422PROFILE = 5,
  47   H264PROFILE_HIGH444PREDICTIVEPROFILE = 6,
  48   H264PROFILE_SCALABLEBASELINE = 7,
  49   H264PROFILE_SCALABLEHIGH = 8,
  50   H264PROFILE_STEREOHIGH = 9,
  51   H264PROFILE_MULTIVIEWHIGH = 10,
  52   VP8PROFILE_ANY = 11,
  53   VP9PROFILE_ANY = 12,
  54   VIDEO_CODEC_PROFILE_MAX = VP9PROFILE_ANY,
  55 };
  56
  57 // Specification of an encoding profile supported by a hardware encoder.
  58 struct GPU_EXPORT VideoEncodeAcceleratorSupportedProfile {
  59   VideoCodecProfile profile;
  60   gfx::Size max_resolution;
  61   uint32 max_framerate_numerator;
  62   uint32 max_framerate_denominator;
  63 };
  64
  65 struct GPU_EXPORT GPUInfo {
  66   struct GPU_EXPORT GPUDevice {
  67     GPUDevice();
  68     ~GPUDevice();
  69
  70     // The DWORD (uint32) representing the graphics card vendor id.
  71     uint32 vendor_id;
  72
  73     // The DWORD (uint32) representing the graphics card device id.
  74     // Device ids are unique to vendor, not to one another.
  75     uint32 device_id;
  76
  77     // Whether this GPU is the currently used one.
  78     // Currently this field is only supported and meaningful on OS X.
  79     bool active;
  80
  81     // The strings that describe the GPU.
  82     // In Linux these strings are obtained through libpci.
  83     // In Win/MacOSX, these two strings are not filled at the moment.
  84     // In Android, these are respectively GL_VENDOR and GL_RENDERER.
  85     std::string vendor_string;
  86     std::string device_string;
  87   };
  88
  89   GPUInfo();
  90   ~GPUInfo();
  91
  92   bool SupportsAccelerated2dCanvas() const {
  93     return !can_lose_context && !software_rendering;
  94   }
  95
  96   // The amount of time taken to get from the process starting to the message
  97   // loop being pumped.
  98   base::TimeDelta initialization_time;
  99
 100   // Computer has NVIDIA Optimus
 101   bool optimus;
 102
 103   // Computer has AMD Dynamic Switchable Graphics
 104   bool amd_switchable;
 105
 106   // Lenovo dCute is installed. http://crbug.com/181665.
 107   bool lenovo_dcute;
 108
 109   // Version of DisplayLink driver installed. Zero if not installed.
 110   // http://crbug.com/177611.
 111   Version display_link_version;
 112
 113   // Primary GPU, for exmaple, the discrete GPU in a dual GPU machine.
 114   GPUDevice gpu;
 115
 116   // Secondary GPUs, for example, the integrated GPU in a dual GPU machine.
 117   std::vector<GPUDevice> secondary_gpus;
 118
 119   // On Windows, the unique identifier of the adapter the GPU process uses.
 120   // The default is zero, which makes the browser process create its D3D device
 121   // on the primary adapter. Note that the primary adapter can change at any
 122   // time so it is better to specify a particular LUID. Note that valid LUIDs
 123   // are always non-zero.
 124   uint64 adapter_luid;
 125
 126   // The vendor of the graphics driver currently installed.
 127   std::string driver_vendor;
 128
 129   // The version of the graphics driver currently installed.
 130   std::string driver_version;
 131
 132   // The date of the graphics driver currently installed.
 133   std::string driver_date;
 134
 135   // The version of the pixel/fragment shader used by the gpu.
 136   std::string pixel_shader_version;
 137
 138   // The version of the vertex shader used by the gpu.
 139   std::string vertex_shader_version;
 140
 141   // The maximum multisapling sample count, either through ES3 or
 142   // EXT_multisampled_render_to_texture MSAA.
 143   std::string max_msaa_samples;
 144
 145   // The machine model identifier. They can contain any character, including
 146   // whitespaces.  Currently it is supported on MacOSX and Android.
 147   // Android examples: "Naxus 5", "XT1032".
 148   // On MacOSX, the version is stripped out of the model identifier, for
 149   // example, the original identifier is "MacBookPro7,2", and we put
 150   // "MacBookPro" as machine_model_name, and "7.2" as machine_model_version.
 151   std::string machine_model_name;
 152
 153   // The version of the machine model. Currently it is supported on MacOSX.
 154   // See machine_model_name's comment.
 155   std::string machine_model_version;
 156
 157   // The GL_VERSION string.
 158   std::string gl_version;
 159
 160   // The GL_VENDOR string.
 161   std::string gl_vendor;
 162
 163   // The GL_RENDERER string.
 164   std::string gl_renderer;
 165
 166   // The GL_EXTENSIONS string.
 167   std::string gl_extensions;
 168
 169   // GL window system binding vendor.  "" if not available.
 170   std::string gl_ws_vendor;
 171
 172   // GL window system binding version.  "" if not available.
 173   std::string gl_ws_version;
 174
 175   // GL window system binding extensions.  "" if not available.
 176   std::string gl_ws_extensions;
 177
 178   // GL reset notification strategy as defined by GL_ARB_robustness. 0 if GPU
 179   // reset detection or notification not available.
 180   uint32 gl_reset_notification_strategy;
 181
 182   // The device semantics, i.e. whether the Vista and Windows 7 specific
 183   // semantics are available.
 184   bool can_lose_context;
 185
 186   bool software_rendering;
 187
 188   // Whether the driver uses direct rendering. True on most platforms, false on
 189   // X11 when using remote X.
 190   bool direct_rendering;
 191
 192   // Whether the gpu process is running in a sandbox.
 193   bool sandboxed;
 194
 195   // Number of GPU process crashes recorded.
 196   int process_crash_count;
 197
 198   // The state of whether the basic/context/DxDiagnostics info is collected and
 199   // if the collection fails or not.
 200   CollectInfoResult basic_info_state;
 201   CollectInfoResult context_info_state;
 202 #if defined(OS_WIN)
 203   CollectInfoResult dx_diagnostics_info_state;
 204
 205   // The information returned by the DirectX Diagnostics Tool.
 206   DxDiagNode dx_diagnostics;
 207 #endif
 208
 209   std::vector<VideoEncodeAcceleratorSupportedProfile>
 210       video_encode_accelerator_supported_profiles;
 211   // Note: when adding new members, please remember to update EnumerateFields
 212   // in gpu_info.cc.
 213
 214   // In conjunction with EnumerateFields, this allows the embedder to
 215   // enumerate the values in this structure without having to embed
 216   // references to its specific member variables. This simplifies the
 217   // addition of new fields to this type.
 218   class Enumerator {
 219    public:
 220     // The following methods apply to the "current" object. Initially this
 221     // is the root object, but calls to BeginGPUDevice/EndGPUDevice and
 222     // BeginAuxAttributes/EndAuxAttributes change the object to which these
 223     // calls should apply.
 224     virtual void AddInt64(const char* name, int64 value) = 0;
 225     virtual void AddInt(const char* name, int value) = 0;
 226     virtual void AddString(const char* name, const std::string& value) = 0;
 227     virtual void AddBool(const char* name, bool value) = 0;
 228     virtual void AddTimeDeltaInSecondsF(const char* name,
 229                                         const base::TimeDelta& value) = 0;
 230
 231     // Markers indicating that a GPUDevice is being described.
 232     virtual void BeginGPUDevice() = 0;
 233     virtual void EndGPUDevice() = 0;
 234
 235     // Markers indicating that a VideoEncodeAcceleratorSupportedProfile is
 236     // being described.
 237     virtual void BeginVideoEncodeAcceleratorSupportedProfile() = 0;
 238     virtual void EndVideoEncodeAcceleratorSupportedProfile() = 0;
 239
 240     // Markers indicating that "auxiliary" attributes of the GPUInfo
 241     // (according to the DevTools protocol) are being described.
 242     virtual void BeginAuxAttributes() = 0;
 243     virtual void EndAuxAttributes() = 0;
 244
 245    protected:
 246     virtual ~Enumerator() {}
 247   };
 248
 249   // Outputs the fields in this structure to the provided enumerator.
 250   void EnumerateFields(Enumerator* enumerator) const;
 251 };
 252
 253 }  // namespace gpu
 254
 255 #endif  // GPU_CONFIG_GPU_INFO_H_