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
|
// Copyright 2016 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 "ui/gl/gl_angle_util_win.h"
#include "base/trace_event/trace_event.h"
#include "third_party/angle/include/EGL/egl.h"
#include "third_party/angle/include/EGL/eglext.h"
#include "ui/gl/gl_surface_egl.h"
namespace gl {
void* QueryDeviceObjectFromANGLE(int object_type) {
EGLDisplay egl_display = nullptr;
intptr_t egl_device = 0;
intptr_t device = 0;
{
TRACE_EVENT0("gpu", "QueryDeviceObjectFromANGLE. GetHardwareDisplay");
egl_display = gl::GLSurfaceEGL::GetHardwareDisplay();
}
if (!gl::GLSurfaceEGL::HasEGLExtension("EGL_EXT_device_query"))
return nullptr;
PFNEGLQUERYDISPLAYATTRIBEXTPROC QueryDisplayAttribEXT = nullptr;
{
TRACE_EVENT0("gpu", "QueryDeviceObjectFromANGLE. eglGetProcAddress");
QueryDisplayAttribEXT = reinterpret_cast<PFNEGLQUERYDISPLAYATTRIBEXTPROC>(
eglGetProcAddress("eglQueryDisplayAttribEXT"));
if (!QueryDisplayAttribEXT)
return nullptr;
}
PFNEGLQUERYDEVICEATTRIBEXTPROC QueryDeviceAttribEXT = nullptr;
{
TRACE_EVENT0("gpu", "QueryDeviceObjectFromANGLE. eglGetProcAddress");
QueryDeviceAttribEXT = reinterpret_cast<PFNEGLQUERYDEVICEATTRIBEXTPROC>(
eglGetProcAddress("eglQueryDeviceAttribEXT"));
if (!QueryDeviceAttribEXT)
return nullptr;
}
{
TRACE_EVENT0("gpu", "QueryDeviceObjectFromANGLE. QueryDisplayAttribEXT");
if (!QueryDisplayAttribEXT(egl_display, EGL_DEVICE_EXT, &egl_device))
return nullptr;
}
if (!egl_device)
return nullptr;
{
TRACE_EVENT0("gpu", "QueryDeviceObjectFromANGLE. QueryDisplayAttribEXT");
if (!QueryDeviceAttribEXT(reinterpret_cast<EGLDeviceEXT>(egl_device),
object_type, &device)) {
return nullptr;
}
}
return reinterpret_cast<void*>(device);
}
base::win::ScopedComPtr<ID3D11Device> QueryD3D11DeviceObjectFromANGLE() {
base::win::ScopedComPtr<ID3D11Device> d3d11_device;
d3d11_device = reinterpret_cast<ID3D11Device*>(
QueryDeviceObjectFromANGLE(EGL_D3D11_DEVICE_ANGLE));
return d3d11_device;
}
base::win::ScopedComPtr<IDirect3DDevice9> QueryD3D9DeviceObjectFromANGLE() {
base::win::ScopedComPtr<IDirect3DDevice9> d3d9_device;
d3d9_device = reinterpret_cast<IDirect3DDevice9*>(
QueryDeviceObjectFromANGLE(EGL_D3D9_DEVICE_ANGLE));
return d3d9_device;
}
} // namespace gl
|
