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1 // Copyright 2015 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 #include "components/mus/gles2/gpu_state.h" | |
6 | |
7 #include "base/bind.h" | |
8 #include "base/command_line.h" | |
9 #include "base/synchronization/waitable_event.h" | |
10 #include "base/threading/thread_restrictions.h" | |
11 #include "gpu/config/gpu_info_collector.h" | |
12 #include "ui/gl/gl_implementation.h" | |
13 #include "ui/gl/init/gl_factory.h" | |
14 | |
15 #if defined(USE_OZONE) | |
16 #include "ui/ozone/public/ozone_platform.h" | |
17 #endif | |
18 | |
19 namespace mus { | |
20 | |
21 GpuState::GpuState() | |
22 : gpu_thread_("gpu_thread"), | |
23 control_thread_("gpu_command_buffer_control"), | |
24 gpu_driver_bug_workarounds_(base::CommandLine::ForCurrentProcess()), | |
25 hardware_rendering_available_(false) { | |
26 base::ThreadRestrictions::ScopedAllowWait allow_wait; | |
27 gpu_thread_.Start(); | |
28 control_thread_.Start(); | |
29 control_thread_task_runner_ = control_thread_.task_runner(); | |
30 base::WaitableEvent event(base::WaitableEvent::ResetPolicy::MANUAL, | |
31 base::WaitableEvent::InitialState::NOT_SIGNALED); | |
32 gpu_thread_.task_runner()->PostTask( | |
33 FROM_HERE, base::Bind(&GpuState::InitializeOnGpuThread, | |
34 base::Unretained(this), &event)); | |
35 event.Wait(); | |
36 } | |
37 | |
38 GpuState::~GpuState() {} | |
39 | |
40 void GpuState::StopThreads() { | |
41 control_thread_.Stop(); | |
42 gpu_thread_.task_runner()->PostTask( | |
43 FROM_HERE, | |
44 base::Bind(&GpuState::DestroyGpuSpecificStateOnGpuThread, this)); | |
45 gpu_thread_.Stop(); | |
46 } | |
47 | |
48 void GpuState::InitializeOnGpuThread(base::WaitableEvent* event) { | |
49 #if defined(USE_OZONE) | |
50 ui::OzonePlatform::InitializeForGPU(); | |
51 #endif | |
52 hardware_rendering_available_ = gl::init::InitializeGLOneOff(); | |
53 command_buffer_task_runner_ = new CommandBufferTaskRunner; | |
54 driver_manager_.reset(new CommandBufferDriverManager); | |
55 sync_point_manager_.reset(new gpu::SyncPointManager(true)); | |
56 share_group_ = new gl::GLShareGroup; | |
57 mailbox_manager_ = new gpu::gles2::MailboxManagerImpl; | |
58 | |
59 // TODO(penghuang): investigate why gpu::CollectBasicGraphicsInfo() failed on | |
60 // windows remote desktop. | |
61 const gl::GLImplementation impl = gl::GetGLImplementation(); | |
62 if (impl != gl::kGLImplementationNone && | |
63 impl != gl::kGLImplementationOSMesaGL && | |
64 impl != gl::kGLImplementationMockGL) { | |
65 gpu::CollectInfoResult result = gpu::CollectBasicGraphicsInfo(&gpu_info_); | |
66 LOG_IF(ERROR, result != gpu::kCollectInfoSuccess) | |
67 << "Collect basic graphics info failed!"; | |
68 } | |
69 if (impl != gl::kGLImplementationNone) { | |
70 gpu::CollectInfoResult result = gpu::CollectContextGraphicsInfo(&gpu_info_); | |
71 LOG_IF(ERROR, result != gpu::kCollectInfoSuccess) | |
72 << "Collect context graphics info failed!"; | |
73 } | |
74 event->Signal(); | |
75 | |
76 } | |
77 | |
78 void GpuState::DestroyGpuSpecificStateOnGpuThread() { | |
79 driver_manager_.reset(); | |
80 } | |
81 | |
82 } // namespace mus | |
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