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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/client_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" |
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| 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 ClientGpuMemoryBufferManager::ClientGpuMemoryBufferManager( | 41 ClientGpuMemoryBufferManager::ClientGpuMemoryBufferManager(mojom::GpuPtr gpu) |
| 42 mojom::GpuServicePtr gpu_service) | |
| 43 : thread_("GpuMemoryThread"), weak_ptr_factory_(this) { | 42 : thread_("GpuMemoryThread"), weak_ptr_factory_(this) { |
| 44 CHECK(thread_.Start()); | 43 CHECK(thread_.Start()); |
| 45 // The thread is owned by this object. Which means the task will not run if | 44 // 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. | 45 // the object has been destroyed. So Unretained() is safe. |
| 47 thread_.task_runner()->PostTask( | 46 thread_.task_runner()->PostTask( |
| 48 FROM_HERE, base::Bind(&ClientGpuMemoryBufferManager::InitThread, | 47 FROM_HERE, |
| 49 base::Unretained(this), | 48 base::Bind(&ClientGpuMemoryBufferManager::InitThread, |
| 50 base::Passed(gpu_service.PassInterface()))); | 49 base::Unretained(this), base::Passed(gpu.PassInterface()))); |
| 51 } | 50 } |
| 52 | 51 |
| 53 ClientGpuMemoryBufferManager::~ClientGpuMemoryBufferManager() { | 52 ClientGpuMemoryBufferManager::~ClientGpuMemoryBufferManager() { |
| 54 thread_.task_runner()->PostTask( | 53 thread_.task_runner()->PostTask( |
| 55 FROM_HERE, base::Bind(&ClientGpuMemoryBufferManager::TearDownThread, | 54 FROM_HERE, base::Bind(&ClientGpuMemoryBufferManager::TearDownThread, |
| 56 base::Unretained(this))); | 55 base::Unretained(this))); |
| 57 thread_.Stop(); | 56 thread_.Stop(); |
| 58 } | 57 } |
| 59 | 58 |
| 60 void ClientGpuMemoryBufferManager::InitThread( | 59 void ClientGpuMemoryBufferManager::InitThread(mojom::GpuPtrInfo gpu_info) { |
| 61 mojo::InterfacePtrInfo<mojom::GpuService> gpu_service_info) { | 60 gpu_.Bind(std::move(gpu_info)); |
| 62 gpu_service_.Bind(std::move(gpu_service_info)); | |
| 63 weak_ptr_ = weak_ptr_factory_.GetWeakPtr(); | 61 weak_ptr_ = weak_ptr_factory_.GetWeakPtr(); |
| 64 } | 62 } |
| 65 | 63 |
| 66 void ClientGpuMemoryBufferManager::TearDownThread() { | 64 void ClientGpuMemoryBufferManager::TearDownThread() { |
| 67 weak_ptr_factory_.InvalidateWeakPtrs(); | 65 weak_ptr_factory_.InvalidateWeakPtrs(); |
| 68 gpu_service_.reset(); | 66 gpu_.reset(); |
| 69 } | 67 } |
| 70 | 68 |
| 71 void ClientGpuMemoryBufferManager::AllocateGpuMemoryBufferOnThread( | 69 void ClientGpuMemoryBufferManager::AllocateGpuMemoryBufferOnThread( |
| 72 const gfx::Size& size, | 70 const gfx::Size& size, |
| 73 gfx::BufferFormat format, | 71 gfx::BufferFormat format, |
| 74 gfx::BufferUsage usage, | 72 gfx::BufferUsage usage, |
| 75 gfx::GpuMemoryBufferHandle* handle, | 73 gfx::GpuMemoryBufferHandle* handle, |
| 76 base::WaitableEvent* wait) { | 74 base::WaitableEvent* wait) { |
| 77 DCHECK(thread_.task_runner()->BelongsToCurrentThread()); | 75 DCHECK(thread_.task_runner()->BelongsToCurrentThread()); |
| 78 // |handle| and |wait| are both on the stack, and will be alive until |wait| | 76 // |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 | 77 // is signaled. So it is safe for OnGpuMemoryBufferAllocated() to operate on |
| 80 // these. | 78 // these. |
| 81 gpu_service_->CreateGpuMemoryBuffer( | 79 gpu_->CreateGpuMemoryBuffer( |
| 82 gfx::GpuMemoryBufferId(++counter_), size, format, usage, | 80 gfx::GpuMemoryBufferId(++counter_), size, format, usage, |
| 83 base::Bind(&OnGpuMemoryBufferAllocated, handle, wait)); | 81 base::Bind(&OnGpuMemoryBufferAllocated, handle, wait)); |
| 84 } | 82 } |
| 85 | 83 |
| 86 void ClientGpuMemoryBufferManager::DeletedGpuMemoryBuffer( | 84 void ClientGpuMemoryBufferManager::DeletedGpuMemoryBuffer( |
| 87 gfx::GpuMemoryBufferId id, | 85 gfx::GpuMemoryBufferId id, |
| 88 const gpu::SyncToken& sync_token) { | 86 const gpu::SyncToken& sync_token) { |
| 89 if (!thread_.task_runner()->BelongsToCurrentThread()) { | 87 if (!thread_.task_runner()->BelongsToCurrentThread()) { |
| 90 thread_.task_runner()->PostTask( | 88 thread_.task_runner()->PostTask( |
| 91 FROM_HERE, | 89 FROM_HERE, |
| 92 base::Bind(&ClientGpuMemoryBufferManager::DeletedGpuMemoryBuffer, | 90 base::Bind(&ClientGpuMemoryBufferManager::DeletedGpuMemoryBuffer, |
| 93 base::Unretained(this), id, sync_token)); | 91 base::Unretained(this), id, sync_token)); |
| 94 return; | 92 return; |
| 95 } | 93 } |
| 96 gpu_service_->DestroyGpuMemoryBuffer(id, sync_token); | 94 gpu_->DestroyGpuMemoryBuffer(id, sync_token); |
| 97 } | 95 } |
| 98 | 96 |
| 99 std::unique_ptr<gfx::GpuMemoryBuffer> | 97 std::unique_ptr<gfx::GpuMemoryBuffer> |
| 100 ClientGpuMemoryBufferManager::CreateGpuMemoryBuffer( | 98 ClientGpuMemoryBufferManager::CreateGpuMemoryBuffer( |
| 101 const gfx::Size& size, | 99 const gfx::Size& size, |
| 102 gfx::BufferFormat format, | 100 gfx::BufferFormat format, |
| 103 gfx::BufferUsage usage, | 101 gfx::BufferUsage usage, |
| 104 gpu::SurfaceHandle surface_handle) { | 102 gpu::SurfaceHandle surface_handle) { |
| 105 // Note: this can be called from multiple threads at the same time. Some of | 103 // Note: this can be called from multiple threads at the same time. Some of |
| 106 // those threads may not have a TaskRunner set. | 104 // those threads may not have a TaskRunner set. |
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| 143 } | 141 } |
| 144 | 142 |
| 145 void ClientGpuMemoryBufferManager::SetDestructionSyncToken( | 143 void ClientGpuMemoryBufferManager::SetDestructionSyncToken( |
| 146 gfx::GpuMemoryBuffer* buffer, | 144 gfx::GpuMemoryBuffer* buffer, |
| 147 const gpu::SyncToken& sync_token) { | 145 const gpu::SyncToken& sync_token) { |
| 148 static_cast<gpu::GpuMemoryBufferImpl*>(buffer)->set_destruction_sync_token( | 146 static_cast<gpu::GpuMemoryBufferImpl*>(buffer)->set_destruction_sync_token( |
| 149 sync_token); | 147 sync_token); |
| 150 } | 148 } |
| 151 | 149 |
| 152 } // namespace ui | 150 } // namespace ui |
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