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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "services/ui/public/cpp/gpu/mojo_gpu_memory_buffer_manager.h" | 5 #include "services/ui/public/cpp/gpu/client_gpu_memory_buffer_manager.h" |
| 6 | 6 |
| 7 #include "base/bind.h" | 7 #include "base/bind.h" |
| 8 #include "base/logging.h" | 8 #include "base/logging.h" |
| 9 #include "base/memory/ptr_util.h" | 9 #include "base/memory/ptr_util.h" |
| 10 #include "base/memory/shared_memory.h" | 10 #include "base/memory/shared_memory.h" |
| 11 #include "base/synchronization/waitable_event.h" | 11 #include "base/synchronization/waitable_event.h" |
| 12 #include "gpu/ipc/client/gpu_memory_buffer_impl.h" | 12 #include "gpu/ipc/client/gpu_memory_buffer_impl.h" |
| 13 #include "mojo/public/cpp/system/buffer.h" | 13 #include "mojo/public/cpp/system/buffer.h" |
| 14 #include "mojo/public/cpp/system/platform_handle.h" | 14 #include "mojo/public/cpp/system/platform_handle.h" |
| 15 #include "services/service_manager/public/cpp/connector.h" | 15 #include "services/service_manager/public/cpp/connector.h" |
| (...skipping 15 matching lines...) Expand all Loading... |
| 31 | 31 |
| 32 void NotifyDestructionOnCorrectThread( | 32 void NotifyDestructionOnCorrectThread( |
| 33 scoped_refptr<base::SingleThreadTaskRunner> task_runner, | 33 scoped_refptr<base::SingleThreadTaskRunner> task_runner, |
| 34 const DestructionCallback& callback, | 34 const DestructionCallback& callback, |
| 35 const gpu::SyncToken& sync_token) { | 35 const gpu::SyncToken& sync_token) { |
| 36 task_runner->PostTask(FROM_HERE, base::Bind(callback, sync_token)); | 36 task_runner->PostTask(FROM_HERE, base::Bind(callback, sync_token)); |
| 37 } | 37 } |
| 38 | 38 |
| 39 } // namespace | 39 } // namespace |
| 40 | 40 |
| 41 MojoGpuMemoryBufferManager::MojoGpuMemoryBufferManager( | 41 ClientGpuMemoryBufferManager::ClientGpuMemoryBufferManager( |
| 42 mojom::GpuServicePtr gpu_service) | 42 mojom::GpuServicePtr gpu_service) |
| 43 : thread_("GpuMemoryThread"), weak_ptr_factory_(this) { | 43 : thread_("GpuMemoryThread"), weak_ptr_factory_(this) { |
| 44 CHECK(thread_.Start()); | 44 CHECK(thread_.Start()); |
| 45 // The thread is owned by this object. Which means the task will not run if | 45 // The thread is owned by this object. Which means the task will not run if |
| 46 // the object has been destroyed. So Unretained() is safe. | 46 // the object has been destroyed. So Unretained() is safe. |
| 47 thread_.task_runner()->PostTask( | 47 thread_.task_runner()->PostTask( |
| 48 FROM_HERE, base::Bind(&MojoGpuMemoryBufferManager::InitThread, | 48 FROM_HERE, base::Bind(&ClientGpuMemoryBufferManager::InitThread, |
| 49 base::Unretained(this), | 49 base::Unretained(this), |
| 50 base::Passed(gpu_service.PassInterface()))); | 50 base::Passed(gpu_service.PassInterface()))); |
| 51 } | 51 } |
| 52 | 52 |
| 53 MojoGpuMemoryBufferManager::~MojoGpuMemoryBufferManager() { | 53 ClientGpuMemoryBufferManager::~ClientGpuMemoryBufferManager() { |
| 54 thread_.task_runner()->PostTask( | 54 thread_.task_runner()->PostTask( |
| 55 FROM_HERE, base::Bind(&MojoGpuMemoryBufferManager::TearDownThread, | 55 FROM_HERE, base::Bind(&ClientGpuMemoryBufferManager::TearDownThread, |
| 56 base::Unretained(this))); | 56 base::Unretained(this))); |
| 57 thread_.Stop(); | 57 thread_.Stop(); |
| 58 } | 58 } |
| 59 | 59 |
| 60 void MojoGpuMemoryBufferManager::InitThread( | 60 void ClientGpuMemoryBufferManager::InitThread( |
| 61 mojo::InterfacePtrInfo<mojom::GpuService> gpu_service_info) { | 61 mojo::InterfacePtrInfo<mojom::GpuService> gpu_service_info) { |
| 62 gpu_service_.Bind(std::move(gpu_service_info)); | 62 gpu_service_.Bind(std::move(gpu_service_info)); |
| 63 weak_ptr_ = weak_ptr_factory_.GetWeakPtr(); | 63 weak_ptr_ = weak_ptr_factory_.GetWeakPtr(); |
| 64 } | 64 } |
| 65 | 65 |
| 66 void MojoGpuMemoryBufferManager::TearDownThread() { | 66 void ClientGpuMemoryBufferManager::TearDownThread() { |
| 67 weak_ptr_factory_.InvalidateWeakPtrs(); | 67 weak_ptr_factory_.InvalidateWeakPtrs(); |
| 68 gpu_service_.reset(); | 68 gpu_service_.reset(); |
| 69 } | 69 } |
| 70 | 70 |
| 71 void MojoGpuMemoryBufferManager::AllocateGpuMemoryBufferOnThread( | 71 void ClientGpuMemoryBufferManager::AllocateGpuMemoryBufferOnThread( |
| 72 const gfx::Size& size, | 72 const gfx::Size& size, |
| 73 gfx::BufferFormat format, | 73 gfx::BufferFormat format, |
| 74 gfx::BufferUsage usage, | 74 gfx::BufferUsage usage, |
| 75 gfx::GpuMemoryBufferHandle* handle, | 75 gfx::GpuMemoryBufferHandle* handle, |
| 76 base::WaitableEvent* wait) { | 76 base::WaitableEvent* wait) { |
| 77 DCHECK(thread_.task_runner()->BelongsToCurrentThread()); | 77 DCHECK(thread_.task_runner()->BelongsToCurrentThread()); |
| 78 // |handle| and |wait| are both on the stack, and will be alive until |wait| | 78 // |handle| and |wait| are both on the stack, and will be alive until |wait| |
| 79 // is signaled. So it is safe for OnGpuMemoryBufferAllocated() to operate on | 79 // is signaled. So it is safe for OnGpuMemoryBufferAllocated() to operate on |
| 80 // these. | 80 // these. |
| 81 gpu_service_->CreateGpuMemoryBuffer( | 81 gpu_service_->CreateGpuMemoryBuffer( |
| 82 gfx::GpuMemoryBufferId(++counter_), size, format, usage, | 82 gfx::GpuMemoryBufferId(++counter_), size, format, usage, |
| 83 base::Bind(&OnGpuMemoryBufferAllocated, handle, wait)); | 83 base::Bind(&OnGpuMemoryBufferAllocated, handle, wait)); |
| 84 } | 84 } |
| 85 | 85 |
| 86 void MojoGpuMemoryBufferManager::DeletedGpuMemoryBuffer( | 86 void ClientGpuMemoryBufferManager::DeletedGpuMemoryBuffer( |
| 87 gfx::GpuMemoryBufferId id, | 87 gfx::GpuMemoryBufferId id, |
| 88 const gpu::SyncToken& sync_token) { | 88 const gpu::SyncToken& sync_token) { |
| 89 if (!thread_.task_runner()->BelongsToCurrentThread()) { | 89 if (!thread_.task_runner()->BelongsToCurrentThread()) { |
| 90 thread_.task_runner()->PostTask( | 90 thread_.task_runner()->PostTask( |
| 91 FROM_HERE, | 91 FROM_HERE, |
| 92 base::Bind(&MojoGpuMemoryBufferManager::DeletedGpuMemoryBuffer, | 92 base::Bind(&ClientGpuMemoryBufferManager::DeletedGpuMemoryBuffer, |
| 93 base::Unretained(this), id, sync_token)); | 93 base::Unretained(this), id, sync_token)); |
| 94 return; | 94 return; |
| 95 } | 95 } |
| 96 gpu_service_->DestroyGpuMemoryBuffer(id, sync_token); | 96 gpu_service_->DestroyGpuMemoryBuffer(id, sync_token); |
| 97 } | 97 } |
| 98 | 98 |
| 99 std::unique_ptr<gfx::GpuMemoryBuffer> | 99 std::unique_ptr<gfx::GpuMemoryBuffer> |
| 100 MojoGpuMemoryBufferManager::CreateGpuMemoryBuffer( | 100 ClientGpuMemoryBufferManager::CreateGpuMemoryBuffer( |
| 101 const gfx::Size& size, | 101 const gfx::Size& size, |
| 102 gfx::BufferFormat format, | 102 gfx::BufferFormat format, |
| 103 gfx::BufferUsage usage, | 103 gfx::BufferUsage usage, |
| 104 gpu::SurfaceHandle surface_handle) { | 104 gpu::SurfaceHandle surface_handle) { |
| 105 // Note: this can be called from multiple threads at the same time. Some of | 105 // Note: this can be called from multiple threads at the same time. Some of |
| 106 // those threads may not have a TaskRunner set. | 106 // those threads may not have a TaskRunner set. |
| 107 DCHECK_EQ(gpu::kNullSurfaceHandle, surface_handle); | 107 DCHECK_EQ(gpu::kNullSurfaceHandle, surface_handle); |
| 108 CHECK(!thread_.task_runner()->BelongsToCurrentThread()); | 108 CHECK(!thread_.task_runner()->BelongsToCurrentThread()); |
| 109 gfx::GpuMemoryBufferHandle gmb_handle; | 109 gfx::GpuMemoryBufferHandle gmb_handle; |
| 110 base::WaitableEvent wait(base::WaitableEvent::ResetPolicy::AUTOMATIC, | 110 base::WaitableEvent wait(base::WaitableEvent::ResetPolicy::AUTOMATIC, |
| 111 base::WaitableEvent::InitialState::NOT_SIGNALED); | 111 base::WaitableEvent::InitialState::NOT_SIGNALED); |
| 112 thread_.task_runner()->PostTask( | 112 thread_.task_runner()->PostTask( |
| 113 FROM_HERE, | 113 FROM_HERE, |
| 114 base::Bind(&MojoGpuMemoryBufferManager::AllocateGpuMemoryBufferOnThread, | 114 base::Bind(&ClientGpuMemoryBufferManager::AllocateGpuMemoryBufferOnThread, |
| 115 base::Unretained(this), size, format, usage, &gmb_handle, | 115 base::Unretained(this), size, format, usage, &gmb_handle, |
| 116 &wait)); | 116 &wait)); |
| 117 wait.Wait(); | 117 wait.Wait(); |
| 118 if (gmb_handle.is_null()) | 118 if (gmb_handle.is_null()) |
| 119 return nullptr; | 119 return nullptr; |
| 120 | 120 |
| 121 DestructionCallback callback = | 121 DestructionCallback callback = |
| 122 base::Bind(&MojoGpuMemoryBufferManager::DeletedGpuMemoryBuffer, weak_ptr_, | 122 base::Bind(&ClientGpuMemoryBufferManager::DeletedGpuMemoryBuffer, |
| 123 gmb_handle.id); | 123 weak_ptr_, gmb_handle.id); |
| 124 std::unique_ptr<gpu::GpuMemoryBufferImpl> buffer( | 124 std::unique_ptr<gpu::GpuMemoryBufferImpl> buffer( |
| 125 gpu::GpuMemoryBufferImpl::CreateFromHandle( | 125 gpu::GpuMemoryBufferImpl::CreateFromHandle( |
| 126 gmb_handle, size, format, usage, | 126 gmb_handle, size, format, usage, |
| 127 base::Bind(&NotifyDestructionOnCorrectThread, thread_.task_runner(), | 127 base::Bind(&NotifyDestructionOnCorrectThread, thread_.task_runner(), |
| 128 callback))); | 128 callback))); |
| 129 if (!buffer) { | 129 if (!buffer) { |
| 130 DeletedGpuMemoryBuffer(gmb_handle.id, gpu::SyncToken()); | 130 DeletedGpuMemoryBuffer(gmb_handle.id, gpu::SyncToken()); |
| 131 return nullptr; | 131 return nullptr; |
| 132 } | 132 } |
| 133 return std::move(buffer); | 133 return std::move(buffer); |
| 134 } | 134 } |
| 135 | 135 |
| 136 std::unique_ptr<gfx::GpuMemoryBuffer> | 136 std::unique_ptr<gfx::GpuMemoryBuffer> |
| 137 MojoGpuMemoryBufferManager::CreateGpuMemoryBufferFromHandle( | 137 ClientGpuMemoryBufferManager::CreateGpuMemoryBufferFromHandle( |
| 138 const gfx::GpuMemoryBufferHandle& handle, | 138 const gfx::GpuMemoryBufferHandle& handle, |
| 139 const gfx::Size& size, | 139 const gfx::Size& size, |
| 140 gfx::BufferFormat format) { | 140 gfx::BufferFormat format) { |
| 141 NOTIMPLEMENTED(); | 141 NOTIMPLEMENTED(); |
| 142 return nullptr; | 142 return nullptr; |
| 143 } | 143 } |
| 144 | 144 |
| 145 void MojoGpuMemoryBufferManager::SetDestructionSyncToken( | 145 void ClientGpuMemoryBufferManager::SetDestructionSyncToken( |
| 146 gfx::GpuMemoryBuffer* buffer, | 146 gfx::GpuMemoryBuffer* buffer, |
| 147 const gpu::SyncToken& sync_token) { | 147 const gpu::SyncToken& sync_token) { |
| 148 static_cast<gpu::GpuMemoryBufferImpl*>(buffer)->set_destruction_sync_token( | 148 static_cast<gpu::GpuMemoryBufferImpl*>(buffer)->set_destruction_sync_token( |
| 149 sync_token); | 149 sync_token); |
| 150 } | 150 } |
| 151 | 151 |
| 152 } // namespace ui | 152 } // namespace ui |
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