1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
|
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef GPU_CONFIG_GPU_INFO_H_
#define GPU_CONFIG_GPU_INFO_H_
// Provides access to the GPU information for the system
// on which chrome is currently running.
#include <string>
#include <vector>
#include "base/basictypes.h"
#include "base/time/time.h"
#include "base/version.h"
#include "build/build_config.h"
#include "gpu/config/dx_diag_node.h"
#include "gpu/config/gpu_performance_stats.h"
#include "gpu/gpu_export.h"
namespace gpu {
struct GPU_EXPORT GPUInfo {
struct GPU_EXPORT GPUDevice {
GPUDevice();
~GPUDevice();
// The DWORD (uint32) representing the graphics card vendor id.
uint32 vendor_id;
// The DWORD (uint32) representing the graphics card device id.
// Device ids are unique to vendor, not to one another.
uint32 device_id;
// The strings that describe the GPU.
// In Linux these strings are obtained through libpci.
// In Win/MacOSX, these two strings are not filled at the moment.
// In Android, these are respectively GL_VENDOR and GL_RENDERER.
std::string vendor_string;
std::string device_string;
};
GPUInfo();
~GPUInfo();
bool SupportsAccelerated2dCanvas() const {
return !can_lose_context && !software_rendering;
}
// Whether more GPUInfo fields might be collected in the future.
bool finalized;
// The amount of time taken to get from the process starting to the message
// loop being pumped.
base::TimeDelta initialization_time;
// Computer has NVIDIA Optimus
bool optimus;
// Computer has AMD Dynamic Switchable Graphics
bool amd_switchable;
// Lenovo dCute is installed. http://crbug.com/181665.
bool lenovo_dcute;
// Version of DisplayLink driver installed. Zero if not installed.
// http://crbug.com/177611.
base::Version display_link_version;
// Primary GPU, for exmaple, the discrete GPU in a dual GPU machine.
GPUDevice gpu;
// Secondary GPUs, for example, the integrated GPU in a dual GPU machine.
std::vector<GPUDevice> secondary_gpus;
// On Windows, the unique identifier of the adapter the GPU process uses.
// The default is zero, which makes the browser process create its D3D device
// on the primary adapter. Note that the primary adapter can change at any
// time so it is better to specify a particular LUID. Note that valid LUIDs
// are always non-zero.
uint64 adapter_luid;
// The vendor of the graphics driver currently installed.
std::string driver_vendor;
// The version of the graphics driver currently installed.
std::string driver_version;
// The date of the graphics driver currently installed.
std::string driver_date;
// The version of the pixel/fragment shader used by the gpu.
std::string pixel_shader_version;
// The version of the vertex shader used by the gpu.
std::string vertex_shader_version;
// The machine model identifier with format "name major.minor".
// Name should not contain any whitespaces.
std::string machine_model;
// The version of OpenGL we are using.
// TODO(zmo): should be able to tell if it's GL or GLES.
std::string gl_version;
// The GL_VERSION string. "" if we are not using OpenGL.
std::string gl_version_string;
// The GL_VENDOR string. "" if we are not using OpenGL.
std::string gl_vendor;
// The GL_RENDERER string. "" if we are not using OpenGL.
std::string gl_renderer;
// The GL_EXTENSIONS string. "" if we are not using OpenGL.
std::string gl_extensions;
// GL window system binding vendor. "" if not available.
std::string gl_ws_vendor;
// GL window system binding version. "" if not available.
std::string gl_ws_version;
// GL window system binding extensions. "" if not available.
std::string gl_ws_extensions;
// GL reset notification strategy as defined by GL_ARB_robustness. 0 if GPU
// reset detection or notification not available.
uint32 gl_reset_notification_strategy;
// The device semantics, i.e. whether the Vista and Windows 7 specific
// semantics are available.
bool can_lose_context;
// By default all values are 0.
GpuPerformanceStats performance_stats;
bool software_rendering;
// Whether the gpu process is running in a sandbox.
bool sandboxed;
#if defined(OS_WIN)
// The information returned by the DirectX Diagnostics Tool.
DxDiagNode dx_diagnostics;
#endif
// Note: when adding new members, please remember to update EnumerateFields
// in gpu_info.cc.
// In conjunction with EnumerateFields, this allows the embedder to
// enumerate the values in this structure without having to embed
// references to its specific member variables. This simplifies the
// addition of new fields to this type.
class Enumerator {
public:
// The following methods apply to the "current" object. Initially this
// is the root object, but calls to BeginGPUDevice/EndGPUDevice and
// BeginAuxAttributes/EndAuxAttributes change the object to which these
// calls should apply.
virtual void AddInt64(const char* name, int64 value) = 0;
virtual void AddInt(const char* name, int value) = 0;
virtual void AddString(const char* name, const std::string& value) = 0;
virtual void AddBool(const char* name, bool value) = 0;
virtual void AddTimeDeltaInSecondsF(const char* name,
const base::TimeDelta& value) = 0;
// Markers indicating that a GPUDevice is being described.
virtual void BeginGPUDevice() = 0;
virtual void EndGPUDevice() = 0;
// Markers indicating that "auxiliary" attributes of the GPUInfo
// (according to the DevTools protocol) are being described.
virtual void BeginAuxAttributes() = 0;
virtual void EndAuxAttributes() = 0;
protected:
virtual ~Enumerator() {}
};
// Outputs the fields in this structure to the provided enumerator.
void EnumerateFields(Enumerator* enumerator) const;
};
} // namespace gpu
#endif // GPU_CONFIG_GPU_INFO_H_
|
