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// Copyright (c) 2006-2010 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.
#include "chrome/gpu/gpu_info.h"
#include <windows.h>
#include <d3d9.h>
#include "base/logging.h"
#include "base/scoped_native_library.h"
#include "base/string_util.h"
uint32 GPUInfo::vendor_id() const {
return vendor_id_;
}
uint32 GPUInfo::device_id() const {
return device_id_;
}
std::wstring GPUInfo::driver_version() const {
return driver_version_;
}
uint32 GPUInfo::pixel_shader_version() const {
return pixel_shader_version_;
}
uint32 GPUInfo::vertex_shader_version() const {
return vertex_shader_version_;
}
bool GPUInfo::CollectGraphicsInfo() {
FilePath d3d_path(base::GetNativeLibraryName(L"d3d9"));
base::ScopedNativeLibrary d3dlib(d3d_path);
typedef IDirect3D9* (WINAPI *Direct3DCreate9Proc)(UINT);
Direct3DCreate9Proc d3d_create_proc =
static_cast<Direct3DCreate9Proc>(
d3dlib.GetFunctionPointer("Direct3DCreate9"));
if (!d3d_create_proc) {
return false;
}
IDirect3D9 *d3d = d3d_create_proc(D3D_SDK_VERSION);
if (!d3d) {
return false;
}
return CollectGraphicsInfoD3D(d3d);
}
bool GPUInfo::CollectGraphicsInfoD3D(IDirect3D9* d3d) {
// Get device information
D3DADAPTER_IDENTIFIER9 identifier;
HRESULT hr = d3d->GetAdapterIdentifier(D3DADAPTER_DEFAULT, 0, &identifier);
if (hr != D3D_OK) {
d3d->Release();
return false;
}
vendor_id_ = identifier.VendorId;
device_id_ = identifier.DeviceId;
// Get version information
D3DCAPS9 d3d_caps;
HRESULT caps_result = d3d->GetDeviceCaps(D3DADAPTER_DEFAULT,
D3DDEVTYPE_HAL,
&d3d_caps);
if (caps_result != D3D_OK) {
d3d->Release();
return false;
}
uint32 driver_major_version_hi = HIWORD(identifier.DriverVersion.HighPart);
uint32 driver_major_version_lo = LOWORD(identifier.DriverVersion.HighPart);
uint32 driver_minor_version_hi = HIWORD(identifier.DriverVersion.LowPart);
uint32 driver_minor_version_lo = LOWORD(identifier.DriverVersion.LowPart);
driver_version_ = StringPrintf(L"%d.%d.%d.%d",
driver_major_version_hi,
driver_major_version_lo,
driver_minor_version_hi,
driver_minor_version_lo);
d3d->Release();
// Get shader versions
pixel_shader_version_ = d3d_caps.PixelShaderVersion;
vertex_shader_version_ = d3d_caps.VertexShaderVersion;
return true;
}
bool GPUInfo::CollectGraphicsInfoGL() {
// Taken from http://developer.nvidia.com/object/device_ids.html
DISPLAY_DEVICE dd;
dd.cb = sizeof(DISPLAY_DEVICE);
int i = 0;
std::wstring id;
for (int i = 0; EnumDisplayDevices(NULL, i, &dd, 0); ++i) {
if (dd.StateFlags & DISPLAY_DEVICE_PRIMARY_DEVICE) {
id = dd.DeviceID;
break;
}
}
if (id.empty()) {
return false;
}
std::wstring vendorid = id.substr(8, 4);
std::wstring deviceid = id.substr(17, 4);
swscanf_s(vendorid.c_str(), L"%x", &vendor_id_);
swscanf_s(deviceid.c_str(), L"%x", &device_id_);
return true;
// TODO(rlp): Add driver and pixel versions
}
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